tc.edu
Last updated:
Domain Information
Registry Domain ID
Registration Date
05-Jan-2000
Expiration Date
31-Jul-2028
Updated Date
18-Dec-2025
Domain Status
DNSSEC
Registrar Information
Registrar
EDUCAUSE
Registrar IANA ID
Registrar Website
https://net.educause.edu/
Registrant Contact
Name
Domain Admin
Organization
Teachers College
Email
+1.2126783442
Phone
USA
Location
New York, NY 10027, 525 West 120th Street, USA
Name Servers
#1
AUTH1.DNS.COGENTCO.COM
#2
AUTH2.DNS.COGENTCO.COM
#3
EXT-NS1.COLUMBIA.EDU
DNS
A
tc.edu.
34.196.195.67
AMAZON-AES
Ashburn, Virginia, United States, North America
AMAZON-AES
Ashburn, Virginia, United States, North America
A
www.tc.edu.
34.196.195.67
AMAZON-AES
Ashburn, Virginia, United States, North America
AMAZON-AES
Ashburn, Virginia, United States, North America
MX
tc.edu.
10 aspmx.l.google.com.
MX
tc.edu.
100 alt3.aspmx.l.google.com.
MX
tc.edu.
100 alt4.aspmx.l.google.com.
MX
tc.edu.
50 alt1.aspmx.l.google.com.
MX
tc.edu.
50 alt2.aspmx.l.google.com.
TXT
tc.edu.
"amazonses:xbDFoEDEc0EdT/ClN7vQzwMcvZ5YhTx6Pe7IE9ytTqM="
TXT
tc.edu.
"apple-domain-verification=dyj1ynX4cKlenC4N"
TXT
tc.edu.
"facebook-domain-verification=1hsgk1vdsmpc1rn000790euuafh7ej"
TXT
tc.edu.
"v=spf1 ip4:204.93.202.186 ip4:128.59.72.0/24 ip4:34.198.225.191 ip4:160.39.80.91 ip4:160.39.80.98 ip4:34.198.91.107 ip4:160.39.80.107 ip4:160.39.80.196 " "ip4:204.168.144.51 ip4:3.232.18.189 ip4:104.45.175.206 ip4:52.224.142.128 ip4:64.74.237.230/31 ip4:216.147.212.20/30 " " include:_spf.google.com include:_spf.qualtrics.com include:servers.mcsv.net include:_spf.academicworks.com ~all"
Sub Domains
www.tc.edu
https://www.tc.edu
SSL certificate evidence
SSL evidence unavailable - this source has never completed successfully for this watch.
Run a live SSL checkWebsite availability evidence
Website evidence unavailable - this source has never completed successfully for this watch.
Run a live HTTPS availability checkStored WHOIS response
Capture time is unknown for this stored response. The summary above may include separately updated registration and DNS data.
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 [email protected] Technical Contact: Columbia University Columbia University 612West 115th Street New York, NY 10025 USA +1.2128541919 [email protected] Name Servers: AUTH1.DNS.COGENTCO.COM AUTH2.DNS.COGENTCO.COM EXT-NS1.COLUMBIA.EDU Domain record activated: 05-Jan-2000 Domain record last updated: 18-Dec-2025 Domain expires: 31-Jul-2028