colorado.edu Colorado.edu

   
Home | University of Colorado Boulder

Domain Summary

What is the traffic rank for Colorado.edu?

• Colorado.edu ranks #12,518 globally on HypeStat.

What percent of global Internet users visit Colorado.edu?

• 0.0045126% of global Internet users visit Colorado.edu

How many people visit Colorado.edu each day?

• Colorado.edu receives approximately 222.5K visitors and 849,830 page impressions per day.

Which countries does Colorado.edu receive most of its visitors from?

• Colorado.edu is mostly visited by people located in United States,India,China.

How much Colorado.edu can earn?

• Colorado.edu should earn about $3,494.50/day from advertising revenue.

What is Colorado.edu estimated value?

• Estimated value of Colorado.edu is $4,488,766.66.

What IP addresses does Colorado.edu resolve to?

• Colorado.edu resolves to the IP addresses 2a04:4e42:600::645, 151.101.2.133.

Where are Colorado.edu servers located in?

• Colorado.edu has servers located in Boulder, Colorado, 80309, United States.

colorado.edu Profile

Title:Home | University of Colorado Boulder Description:The University of Colorado Boulder is a bold, innovative community of scholars and learners who accelerate human potential to solve the humanitarian, social and technological challenges of our time. Come to CU Boulder and discover what you can be.
Tags:
education
sciences
university
law
cu-buffs
research
flagship
aerospace
creative works
engineering
colorado buffaloes
scholarship
graduate research
cu
undergraduate research
cu-boulder
business
humanities
About: An accredited university offering bachelor's, master's, and doctoral degrees in over 150 fields of study in Boulder, Colorado. Edit Site Info

What technologies does colorado.edu use?

These are the technologies used at colorado.edu. colorado.edu has a total of 11 technologies installed in 12 different categories.
CMS
Drupal Drupal
Font Scripts
Font Awesome Font Awesome
Tag Managers
Google Tag Manager Google Tag Manager
Security
HSTS HSTS
Web Servers
Nginx Nginx
Reverse proxies
Nginx Nginx
Miscellaneous
Open Graph Open Graph
PaaS
Pantheon Pantheon
Caching
Varnish Varnish
Programming Languages
PHP PHP
Databases
MariaDB MariaDB
CDN
Fastly Fastly

colorado.edu Traffic Analysis

Colorado.edu is ranked #12,518 in the world. This website is viewed by an estimated 222.5K visitors daily, generating a total of 849.8K pageviews. This equates to about 6.7M monthly visitors. Colorado.edu traffic has decreased by 35.07% compared to last month.
Daily Visitors222.5K
29.42%
Monthly Visits6.7M
35.07%
Pages per Visit3.82
0.64%
Visit duration12:17
8.79%
Bounce Rate48.68%
8.03%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
222,469
Monthly Visits:
6,740,811
Pages per Visit:
3.82
Daily Pageviews:
849,830
Avg. visit duration:
12:17
Bounce rate:
48.68%
Global Reach:
0.0045126%
Monthly Visits (SEMrush):
6,741,476
Monthly Unique Visitors (SEMrush):
3,406,412
HypeRank:
12,518
SEMrush Rank:
2,337
*All traffic values are estimates only.

Traffic sources

Direct:
58.66%
Referral:
11.81%
Search:
28.83%
Social:
0.68%
Paid:
0.02%

Desktop vs Mobile

Desktop:
70.34%
Mobile:
29.66%

Visitors by country

Country
Users%
 
United States 48.4%
 
India 8.9%
 
China 3.2%
 
Australia 2.8%
 
Egypt 2.4%

Where do visitors go on colorado.edu?

 
Reach%Pageviews%PerUser
colorado.edu
42.53%25.64%2.3
phet.colorado.edu
28.22%21.56%2.9
fedauth.colorado.edu
19.56%10.77%2.1
buffportal.colorado.edu
9.22%3.38%1.4
canvas.colorado.edu
6.43%17.26%10
Last update was 105 days ago
     
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*HypeStat.com is not promoting or affiliated with colorado.edu in any way. Only publicly available statistics data are displayed.

Search Engine Indexes ▼

Search engine indexes are huge databases or collections of net pages that search engines like google like google and yahoo use to retrieve applicable facts while customers carry out searches. These indexes are created through search engines like google and yahoo through crawling and indexing net pages from throughout the internet.
Baidu Index:
322,000

  ▼

SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.
SemRushSemRush
Domain:
  colorado.edu
Rank:
(Rank based on keywords, cost and organic traffic)
  2,337
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  943,968
Organic Traffic:
(Number of visitors coming from top 20 search results)
  1,486,583
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $1,508,187.00
Full SEMrush Report >>

Revenue report ▼

Google.com would generate approximately $3.5K per day if the source of income were advertisements, which equates to an estimated monthly revenue of $104.8K and annual gross revenue of approximately $1.3M. Based on these figures, the site's net worth is estimated at around $4.5M.

How much would colorado.edu make?

Daily Revenue:
$3,494.50
Monthly Revenue:
$104,835.00
Yearly Revenue:
$1,275,492.50
*All earnings values are estimates only.

Daily earning by country

 
CountryPageviewsEarning
 
India 67,986$25.83
 
Egypt 8,498$1.19
 
Indonesia 8,498$0.93
 
Singapore 0$0.00
 
Thailand 0$0.00

Loss of money due to Adblock?

Daily Revenue Loss:
$517.41
Monthly Revenue Loss:
$15,522.31
Yearly Revenue Loss:
$188,854.83
Daily Pageviews Blocked:
132,064
Monthly Pageviews Blocked:
3,961,907
Yearly Pageviews Blocked:
48,203,207

Daily revenue loss by country

 
CountryBlockedLost Money
 
India 19,036$7.23
 
Indonesia 4,929$0.54
 
Egypt 425$0.06
 
Singapore 0$0.00
 
Thailand 0$0.00

How much is colorado.edu worth?

Website Value:
$4.5M

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:
colorado.edu
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Desktop summary

Root domain:
colorado.edu
Last Change Time:
(The last time that the site changed status.)
2018-03-06 16:06:12
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Passing

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.
Root domain:
colorado.edu
Last Change Time:
(The last time that the site changed status.)
2018-03-06 16:06:12
Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.)
Off
Status:
(The status of the site reviewed for the abusive experiences.)
Not reviewed

Where is colorado.edu hosted? ▼

Colorado.edu may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
2a04:4e42:600::645, 151.101.2.133
ASN:
AS54113 
ISP:
Fastly 
Server Location:
Boulder
Colorado, CO
80309
United States, US
 

Other sites hosted on 151.101.2.133

How fast does colorado.edu load? ▼

The average loading time of colorado.edu is 66 ms. The Desktop speed index is 87 and mobile speed index is 40.
Average Load Time:
66 ms

Page Speed (Google PageSpeed Insights) - Desktop

87
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a FAST speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0ms 99% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 99% 0% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)325ms 90% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 90% 5% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 5% 3% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 3%
First Contentful Paint (FCP)1.1s 87% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 87% 8% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 8% 3% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 3%
First Input Delay (FID)4ms 97% of loads for this page have a fast (<100ms) First Input Delay (FID) 97% 1% of loads for this page have an average (100ms ~ 300ms) First Input Delay (FID) 1% 0% of loads for this page have a slow (>300ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)1.7s 87% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 87% 8% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 8% 4% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 4%

Origin Data

All pages served from this origin have an FAST speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)5ms 83% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 83% 9% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 9% 7% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 7%
Time To First Byte (TTFB)725ms 80% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 80% 17% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 17% 2% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 2%
First Contentful Paint (FCP)1.3s 88% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 88% 8% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 8% 3% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 3%
First Input Delay (FID)3ms 99% of loads for this page have a fast (<100ms) First Input Delay (FID) 99% 0% of loads for this page have an average 100ms ~ 300ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>300ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)1.5s 91% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 91% 5% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 5% 2% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 2%

Lab Data

First Contentful Paint 1.1 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
First Meaningful Paint 1.3 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Speed Index 1.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade
Total Blocking Time 80 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Largest Contentful Paint 2.0 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Time to Interactive 3.6 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Has a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more about using the viewport meta tag
Preconnect to required origins  
Consider adding `preconnect` or `dns-prefetch` resource hints to establish early connections to important third-party origins. Learn how to preconnect to required origins
Max Potential First Input Delay 100 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more about performance budgets
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more about performance budgets

Page Speed (Google PageSpeed Insights) - Mobile

40
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a FAST speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0ms 99% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 95% 4% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 4% 0% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)755ms 90% of loads for this page have a fast (<800s) Time To First Byte (TTFB) 77% 16% of loads for this page have an average (800s ~ 1800s) Time To First Byte (TTFB) 16% 6% of loads for this page have a slow (>1800s) Time To First Byte (TTFB) 6%
First Contentful Paint (FCP)1.6s 87% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 79% 11% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 11% 9% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 9%
First Input Delay (FID)17ms 93% of loads for this page have a fast (<100ms) First Input Delay (FID) 93% 4% of loads for this page have an average (100ms ~ 300ms) First Input Delay (FID) 4% 1% of loads for this page have a slow (>300ms) First Input Delay (FID) 1%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)2.1s 87% of loads for this page have a fast (<2500s) Largest Contentful Paint (LCP) 81% 10% of loads for this page have an average (2500s ~ 4000s) Largest Contentful Paint (LCP) 10% 7% of loads for this page have a slow (>4000s) Largest Contentful Paint (LCP) 7%

Origin Data

All pages served from this origin have an AVERAGE speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0ms 93% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 93% 2% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 2% 3% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 3%
Time To First Byte (TTFB)1.1s 57% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 57% 34% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 34% 7% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 7%
First Contentful Paint (FCP)2.0s 68% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 68% 20% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 20% 10% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 10%
First Input Delay (FID)13ms 99% of loads for this page have a fast (<100ms) First Input Delay (FID) 95% 3% of loads for this page have an average 100ms ~ 300ms) First Input Delay (FID) 3% 1% of loads for this page have a slow (>300ms) First Input Delay (FID) 1%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)2.3s 79% of loads for this page have a fast (<2.5s)Largest Contentful Paint (LCP) 79% 13% of loads for this page have an average (2.5s ~ 4s)Largest Contentful Paint (LCP) 13% 7% of loads for this page have a slow (>4s)Largest Contentful Paint (LCP) 7%

Lab Data

Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more about performance budgets
First Contentful Paint 4.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Time to Interactive 19.9 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Preconnect to required origins  
Consider adding `preconnect` or `dns-prefetch` resource hints to establish early connections to important third-party origins. Learn how to preconnect to required origins
Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more about performance budgets
Speed Index 5.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
First Meaningful Paint 4.7 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Total Blocking Time 1,040 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Largest Contentful Paint 8.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Max Potential First Input Delay 470 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
First Contentful Paint (3G) 9483 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more about the First Contentful Paint (3G) metric
Has a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more about using the viewport meta tag
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade

Does colorado.edu use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on colorado.edu are reduced by 76%.
colorado.edu use gzip compression.
Original size: 65.43 KB
Compressed size: 15.47 KB
File reduced by: 49.95 KB (76%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.
This site is not currently listed as suspicious

MyWot.com Reputation Ratings

MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites. colorado.edu has 92 Safety Reputations.
Status:
  SAFE
Safety Reputations:
  92
Safety Confidence:
  45
Child Safety Reputations:
  92
Child Safety Confidence:
  45

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. colorado.edu supports HTTPS.
 colorado.edu supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: www.colorado.edu
Organization:
Location:
Issuer: Certainly Intermediate R1
Valid from: Apr 2 04:21:51 2025 GMT
Valid until: May 2 04:21:50 2025 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: Certainly Intermediate R1
Organization: Certainly
Location: US
Issuer: Starfield Root Certificate Authority - G2
Valid from: Jun 22 00:00:00 2022 GMT
Valid until: Jun 21 23:59:59 2032 GMT
Authority: CA:TRUE
Keysize: 2048 Bits

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.
 colorado.edu supports HTTP/2
     
Verifying HTTP/2.0 Support. Please wait...

Site Categories ▼

Website categories are used to classify websites based on their content or purpose. These categories provide a way to organize and filter websites, allowing users to find relevant information or ensure compliance with specific regulations or policies.
University of Colorado/Boulder
United States/Colorado
Boulder/Education

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server. 
server: Varnish
retry-after: 0
location: https://www.colorado.edu/
accept-ranges: bytes
date: Mon, 21 Apr 2025 22:27:01 GMT
via: 1.1 varnish
strict-transport-security: max-age=300
x-served-by: cache-chi-klot8100065-CHI
x-cache: HIT
x-cache-hits: 0
x-timer: S1745274422.574732,VS0,VE0
content-length: 0

HTTP/2 200 
cache-control: max-age=86400, public
content-encoding: gzip
content-language: en
content-type: text/html; charset=UTF-8
etag: W/"1745247434"
expires: Sun, 19 Nov 1978 05:00:00 GMT
last-modified: Mon, 21 Apr 2025 14:57:14 GMT
server: nginx
strict-transport-security: max-age=300
x-consumer-id: default_consumer
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-generator: Drupal 10 (https://www.drupal.org)
x-pantheon-styx-hostname: styx-fe1-a-65567b6b8d-c6thh
x-styx-req-id: e932150f-1ec0-11f0-9ade-a2e80b83f50e
fastly-mss: block-reason
age: 26986
accept-ranges: bytes
via: 1.1 varnish, 1.1 varnish
date: Mon, 21 Apr 2025 22:27:01 GMT
x-served-by: cache-chi-klot8100029-CHI, cache-chi-klot8100124-CHI
x-cache: HIT, MISS
x-cache-hits: 1543, 0
x-timer: S1745274422.596649,VS0,VE5
vary: Accept-Encoding, Cookie, X-Consumer-ID, Cookie
content-length: 15845

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.
Type Ip Target/Txt TTL
TXT yahoo-verification-key=LBMWN06qx3V2Edw1euv/698yUrWMNip2Dx3Y4yyVmYE= 3600
TXT d365mktkey=gzYMp5Xcnapx0VINCqRrvMtsD0TBSpLsrFjihN9HWQAx 3600
TXT d365mktkey=CgcAzx2nkxamTBkNT7jagrT8Nadf6LPzlI0MLQHdKA0x 3600
TXT docusign=dcb8d5d8-71e8-4884-8604-02297bea8072 3600
TXT atlassian-domain-verification=QAg9aEn1gpS7HapLhSZbdUei9wTKTCl8EKYsTFg5su7bO2Pu30QtUg9QsGZzz1Vw 3600
TXT docusign=7412fd08-3676-471a-8b65-8cc2b13c8137 3600
TXT brevo-code:d6b523305300718643a7da77b3feeccb 3600
TXT MS=ms27269994 3600
TXT bw=E1ibKK7mvTTWmq1SV+b/usJyVdN63EU+WFJh+SCp+abE 3600
TXT brevo-code:814ad43e9f25b1a52d6a2b213fcfae73 3600
TXT atlassian-sending-domain-verification=0b36ce8f-b8ec-42ae-8513-2264ea6d72e7 3600
TXT google-site-verification=iaVX54MaxYscXlrL-DxuE9qtvLhAXkXKhG8sjiH5q-0 3600
TXT bMFGPNmrr7aoZsBWqexbujPiPjVzJe4wrZfl/t81eGptVxvkprdRSqKfj3paVrFcRhsrQHBlMGIR86eXUIYbCw== 3600
TXT v=spf1 ip4:128.138.1.0/24 ip4:128.138.48.0/20 ip4:128.138.64.0/18 ip4:128.138.128.0/17 ip4:204.228.68.0/22 ip4:132.194.255.30 ip4:136.147.136.157 include:_spf1.colorado.edu include:_spf2.colorado.edu ~all 3600
SOA 3600
Mname a1-153.akam.net
Rname dnsadmin.colorado.edu
Serial Number 2025042178
Refresh 3600
Retry 1200
Expire 2419200
Minimum TTL 3600
MX colorado-edu.mail.protection.outlook.com 3600
AAAA 2a04:4e42::645 3587
AAAA 2a04:4e42:200::645 3587
AAAA 2a04:4e42:400::645 3587
AAAA 2a04:4e42:600::645 3587
A 151.101.2.133 3587
A 151.101.66.133 3587
A 151.101.130.133 3587
A 151.101.194.133 3587
NS a20-65.akam.net 3600
NS a11-66.akam.net 3600
NS a2-67.akam.net 3600
NS a1-153.akam.net 3600
NS a3-66.akam.net 3600
NS a22-67.akam.net 3600

Whois Lookup ▼

Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on June 2, 1986 and will expire on July 31, 2023 if not renewed. This website is now assigned through the registrar . The WHOIS data for this website's domain was last updated on August 5, 2025.
Domain Created:
1986-06-02
Domain Expires:
2023-07-31
Domain Age:
39 years 2 months 3 days
Domain Owner:
University of Colorado
WhoIs:
 

This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.

The EDUCAUSE Whois database is authoritative for the
.EDU domain.

A Web interface for the .EDU EDUCAUSE Whois Server is
available at: http://whois.educause.edu

By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail.  The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.

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Domain Name: COLORADO.EDU

Registrant:
	University of Colorado
	3645 Marine Street
	3645 Marine Street  - 445 UCB
	Boulder, CO 80309-0455
	USA

Administrative Contact:
	Domain Admin
	University of Colorado
	3645 Marine Street
	3645 Marine Street  - 445 UCB
	Boulder, CO 80309-0455
	USA
	+1.3034922423
	email

Technical Contact:
	Domain Admin
	University of Colorado
	3645 Marine Street
	3645 Marine Street  - 445 UCB
	Boulder, CO 80309-0455
	USA
	+1.3034922423
	email

Name Servers:
	BOULDER.COLORADO.EDU
	OLDDUKE.COLORADO.EDU
	OTIS.COLORADO.EDU

Domain record activated:    02-Jun-1986
Domain record last updated: 08-Mar-2023
Domain expires:             31-Jul-2023