Tc.edu Graduate School of Education | Teachers College, Columbia University
Teachers College, Columbia University, is the first and largest graduate school of education in the United States, and also perennially ranked among t...
Tc.edu Overview
Tc.edu ranking shows that the page is at position 1,314,018 over the world.
In terms of rank-to-traffic ratio, tc.edu has 180 unique users per day, viewing 545 pages. The rank based value of tc.edu is 6,314 USD. Every user makes 3.21 pageviews on average.
Tc.edu boasts a link base consisting of 405 referring domains and 484 external backlinks, as revealed by the data obtained from web network scanning.
Tc.edu top-level domain belongs to .EDU domain zone. Check other webpages in .EDU zone.
According the last verification test in June 17, 2023, tc.edu has an expired SSL certificate issued by Internet2 (expired on February 03, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Internet2.
Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust tc.edu is a fairly safe domain.
According the Mobile-Friendly test by Google tc.edu is nice optimized for mobile devices and tablets, however the webpage speed could be improved.
Tc.edu Rank Summary
Tc.edu Website Safety
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 tc.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.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
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 tc.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 tc.edu for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the tc.edu. This reputation system receives ratings from users and information from third-party sources, assesses the tc.edu for safety features and confirms, whether tc.edu is suitable for children.
| Domain | tc.edu |
| Issuer Organization | Internet2 |
| Issuer | InCommon RSA Server CA |
| Algorithm | RSA-SHA256 |
| Valid form | 02/03/2023 |
| Expiration | 02/03/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
tc.edu |
Tc.edu Rank History
Alexa Rank shows how popular tc.edu is in comparison with other sites. The most popular site has Alexa Rank equals 1. If tc.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 tc.edu and pageviews on tc.edu over the past 3 months.
Tc.edu Hosting Information
ASN ID: 14618
ASN Title: AMAZON-AES - Amazon.com, Inc., USLast Update: 07/31/2024
#
# 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.
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ASNumber: 14618
ASName: AMAZON-AES
ASHandle: AS14618
RegDate: 2005-11-04
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/14618
OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2017-01-28
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com/
Ref: https://rdap.arin.net/registry/entity/AMAZO-4
OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-266-4064
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
RTechHandle: ANO24-ARIN
RTechName: Amazon EC2 Network Operations
RTechPhone: +1-206-266-4064
RTechEmail: amzn-noc-contact@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/ANO24-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.
#
Tc.edu Domain Registration and Settings
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.
-------------------------------------------------------------
Domain Name: TC.EDU
Registrant:
Teachers College
525 West 120th Street, Box 43
525 West 120th Street
New York, NY 10027
USA
Administrative Contact:
Domain Admin
Teachers College
CIS, Box 43
525 West 120th Street
New York, NY 10027
USA
+1.2126783442
netsys@tc.columbia.edu
Technical Contact:
Columbia University
Columbia University
612West 115th Street
New York, NY 10025
USA
+1.2128541919
hostmaster@columbia.edu
Name Servers:
AUTH1.DNS.COGENTCO.COM
AUTH4.DNS.COGENTCO.COM
AUTH5.DNS.COGENTCO.COM
EXT-NS1.COLUMBIA.EDU
AUTH2.DNS.COGENTCO.COM
Domain record activated: 05-Jan-2000
Domain record last updated: 12-Apr-2024
Domain expires: 31-Jul-2025
| Host | A Record | TTL |
|---|
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|
| Host | TXT Record | TTL |
|---|
Tc.edu HTML Check
Tc.edu Desktop Performance
Last tested: 04/27/2017
| Total Resources | 88 |
| Number of Hosts | 18 |
| Static Resources | 28 |
| JavaScript Resources | 23 |
| CSS Resources | 10 |
Tc.edu Mobile Insights
Last tested: 04/27/2017
| Total Resources | 90 |
| Number of Hosts | 20 |
| Static Resources | 29 |
| JavaScript Resources | 25 |
| CSS Resources | 10 |
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