Colorado.edu Home | University of Colorado Boulder
The University of Colorado Boulder is a bold, innovative community of scholars and learners who accelerate human potential to solve the humanitarian, ...
Server IP address resolved: Yes
Http response code: 200
Response time: 0.09 sec.
Last Checked: 05/30/2024
Over the time colorado.edu has been ranked as high as 643 in the world, while most of its traffic comes from United States, where it reached as high as 2,035 position.
Colorado.edu receives about 68,479 unique visitors and 194,480 pageviews per day. The estimated value of colorado.edu is 2,549,160 USD. Each unique visitor makes about 2.84 pageviews on average.
Colorado.edu is registered under .EDU top-level domain. Check other websites in .EDU zone.
At the time of the last check (November 28, 2019) colorado.edu has an expired SSL certificate issued by Sectigo Limited (expired on January 27, 2021). Check other websites using SSL certificates issued by Sectigo Limited.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust colorado.edu is quite a safe domain.
Mobile-Friendly test indicates that colorado.edu is well optimized for mobile and tablet devices, however website page loading time could be improved.
Audience Geography. Where are colorado.edu visitors located?
| Country | Rank |
|---|---|
 Colombia CO | 1671 |
| Costa Rica CR | 1974 |
| United States US | 2035 |
| United Arab Emirates AE | 2487 |
| South Africa ZA | 2552 |
| Qatar QA | 2918 |
| Korea KR | 2964 |
| Indonesia ID | 3575 |
| Saudi Arabia SA | 3977 |
| Peru PE | 4701 |
| Thailand TH | 5298 |
| Philippines PH | 5455 |
| Country | Percent of Pageviews |
|---|---|
| United States US | 54.5% |
| Korea KR | 14.9% |
| India IN | 5.7% |
| Iran IR | 2.8% |
| Colombia CO | 1.9% |
| Saudi Arabia SA | 1.9% |
| Indonesia ID | 1.5% |
| South Africa ZA | 1.2% |
| Brazil BR | 1.1% |
| Other | 14.5% |
| Country | Percent of Visitors |
|---|---|
| United States US | 48.2% |
| India IN | 7.8% |
| Korea KR | 3.3% |
| Colombia CO | 3% |
| South Africa ZA | 2.1% |
| Indonesia ID | 1.9% |
| Canada CA | 1.9% |
| Saudi Arabia SA | 1.6% |
| Brazil BR | 1.5% |
| Other | 28.6% |
Where do visitors go on colorado.edu?
| Subdomain | Pageviews |
|---|---|
| canvas.colorado.edu | 29.09% |
| phet.colorado.edu | 26.83% |
| colorado.edu | 17.62% |
| fedauth.colorado.edu | 6.53% |
| buffportal.colorado.edu | 2.95% |
| cs.colorado.edu | 1.72% |
| apply.colorado.edu | 1.6% |
| classes.colorado.edu | 1.57% |
| oit.colorado.edu | 1.47% |
| other | 10.62% |
| Subdomain | Pageviews per User |
|---|---|
| canvas.colorado.edu | 7.7 |
| ralphieslist.colorado.edu | 5 |
| experts.colorado.edu | 5 |
| apply.colorado.edu | 3.5 |
| hdsapps.colorado.edu | 3 |
| nepc.colorado.edu | 3 |
| phet.colorado.edu | 2.4 |
| colorado.edu | 2.3 |
| cs.colorado.edu | 2 |
| spot.colorado.edu | 2 |
| other | 1.25 |
| Subdomain | Reach |
|---|---|
| phet.colorado.edu | 37.65% |
| colorado.edu | 26.31% |
| fedauth.colorado.edu | 14.28% |
| canvas.colorado.edu | 12.82% |
| buffportal.colorado.edu | 5.61% |
| oit.colorado.edu | 4.39% |
| ecee.colorado.edu | 3.15% |
| cs.colorado.edu | 2.97% |
| classes.colorado.edu | 2.78% |
| math.colorado.edu | 1.63% |
| other | 9.04% |
How popular is colorado.edu?
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 3450 | 1250 | 175 | -35.2% |
| 30 | 5937 | 1491 | 110 | -19.87% |
| 7 | 7090 | 741 | 95 | -8.144% |
| 1 | 8326 | 1619 | 85 | -17.86% |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 4514 | 2007 | 125 | -40.14% | 2.84 | -7.792% |
| 30 | 6588 | 1770 | 905 | -21.54% | 3.4 | -2.03% |
| 7 | 9558 | 4460 | 66 | -42.96% | 2.9 | -37.91% |
| 1 | 6430 | -3917 | 10 | 50% | 5 | 80% |
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 3503 | 1379 |
| past month | 5620 | 1365 |
| past week | 7062 | 1549 |
| yesterday | 6952 | 161 |
Alexa Rank shows how popular colorado.edu is in comparison with other sites. The most popular site has Alexa Rank equals 1. If colorado.edu has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to colorado.edu and pageviews on colorado.edu over the past 3 months.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates colorado.edu for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
"colorado.edu" is not a phishing page.
"colorado.edu" does not install unwanted software.
"colorado.edu" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses colorado.edu for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze colorado.edu for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the colorado.edu. This reputation system receives ratings from users and information from third-party sources, assesses the colorado.edu for safety features and confirms, whether colorado.edu is suitable for children.
| Domain | www.colorado.edu |
| Issuer Organization | Sectigo Limited |
| Issuer | Sectigo RSA Organization Validation Secure Server CA |
| Algorithm | RSA-SHA256 |
| Valid form | 01/28/2019 |
| Expiration | 01/27/2021 |
| Signed | Certificate is not self signed |
| Additional Domains | www.colorado.edu cdn.colorado.edu colorado.edu |
ASN ID: 54113
ASN Title: FASTLY - Fastly, US
Last Update: 07/15/2024
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 54113
ASName: FASTLY
ASHandle: AS54113
RegDate: 2011-10-04
Updated: 2012-03-02
Comment: http://www.fastly.com/
Ref: https://rdap.arin.net/registry/autnum/54113
OrgName: Fastly
OrgId: SKYCA-3
Address: PO Box 78266
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2011-09-16
Updated: 2017-03-30
Ref: https://rdap.arin.net/registry/entity/SKYCA-3
OrgNOCHandle: FNO19-ARIN
OrgNOCName: Fastly Network Operations
OrgNOCPhone: +1-415-404-9374
OrgNOCEmail: noc@fastly.com
OrgNOCRef: https://rdap.arin.net/registry/entity/FNO19-ARIN
OrgTechHandle: FRA19-ARIN
OrgTechName: Fastly RIR Administrator
OrgTechPhone: +1-415-404-9374
OrgTechEmail: rir-admin@fastly.com
OrgTechRef: https://rdap.arin.net/registry/entity/FRA19-ARIN
OrgAbuseHandle: ABUSE4771-ARIN
OrgAbuseName: Abuse Account
OrgAbusePhone: +1-415-496-9353
OrgAbuseEmail: abuse@fastly.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE4771-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
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
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harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.
-------------------------------------------------------------
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
dnsadmin@colorado.edu
Technical Contact:
Domain Admin
University of Colorado
3645 Marine Street
3645 Marine Street - 445 UCB
Boulder, CO 80309-0455
USA
+1.3034922423
dnsadmin@colorado.edu
Name Servers:
A3-66.AKAM.NET
A20-65.AKAM.NET
A1-153.AKAM.NET
A2-67.AKAM.NET
A22-67.AKAM.NET
A11-66.AKAM.NET
Domain record activated: 02-Jun-1986
Domain record last updated: 15-Jul-2024
Domain expires: 31-Jul-2025
| Host | A Record | TTL |
|---|---|---|
| colorado.edu | 128.138.129.98 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| colorado.edu | mx.colorado.edu | 10 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| colorado.edu | boulder.colorado.edu | 3600 |
| colorado.edu | otis.colorado.edu | 3600 |
| colorado.edu | oldduke.colorado.edu | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| colorado.edu | MS=ms27269994 | 3600 |
| colorado.edu | adobe-idp-site-verification=eeab0574b1bc44614a6ababa1b9cb2aa95d17766b4e50500c1a1d6e1e3943217 | 3600 |
| colorado.edu | docusign=dcb8d5d8-71e8-4884-8604-02297bea8072 | 3600 |
| colorado.edu | bMFGPNmrr7aoZsBWqexbujPiPjVzJe4wrZfl/t81eGptVxvkprdRSqKfj3paVrFcRhsrQHBlMGIR86eXUIYbCw== | 3600 |
| colorado.edu | docusign=7412fd08-3676-471a-8b65-8cc2b13c8137 | 3600 |
| colorado.edu | 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 ip4:204.228.68.242 ip4:204.12.83.118 include:_spf1.colorado.edu ~all | 3600 |
boulder.colorado.edu
TTL: 3600
Email address: dnsadmin.colorado.edu
Serial: 2019080714
Refresh: 3600
Retry: 1200
Expire: 2419200
Minimum: 3600
Last tested: 12/02/2019
| Total Resources | 99 |
| Number of Hosts | 32 |
| Static Resources | 39 |
| JavaScript Resources | 31 |
| CSS Resources | 9 |
Last tested: 12/12/2017
| Total Resources | 148 |
| Number of Hosts | 62 |
| Static Resources | 44 |
| JavaScript Resources | 23 |
| CSS Resources | 9 |
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