columbia.edu

.edu user

First seen 2026-05-17 · Last seen 2026-05-17 · pending HTTP 403 crawled 2026-05-17

US · 162.159.128.65 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

cloudflare bot challenge

DNS records live

NS
  • auth1.dns.cogentco.com
  • auth2.dns.cogentco.com
  • ext-ns1.columbia.edu
  • ns1.lse.ac.uk
MX
  • 10 mxa-00364e01.gslb.pphosted.com
  • 10 mxb-00364e01.gslb.pphosted.com
TXT
Show 30 TXT records
  • MS=ms32107722
  • MS=ms94259742
  • docusign=f8b82e15-b287-46b9-9729-a7436d71c422
  • openai-domain-verification=dv-coLwtcZeuA8rWCUFNhz21TTz
  • anthropic-domain-verification-01mqc0=QYIx6Pw50pyhbeOfqjhRRNpve
  • google-site-verification=79W02b1NsvPOhVkXxG5gXzAXuxuYquPTXmx_l6KfRok
  • docusign=abbafadf-a495-4889-935f-5fdac37be903
  • fastly-domain-delegation-UzZdOKwpsuzDObCLhWK0-12292020
  • asv=c2f28d3e6fab94ed285140f6a7a2f595
  • ZOOM_verify_aIBp_UI9RA-_nAc54T9CiA
  • adobe-idp-site-verification=c4c82a5f2bf3cc3ee4ad2ee246c28e17ead150faf152556bc9ca5c068762b827
  • 00DVG000008EUsr=1TBVG0000000K0L
  • atlassian-domain-verification=TGY4izz2FIXsrTR48IJgpJMfixggF0xpHJ4TC91Ii5DqZYvIR3zflZ1zbdDNI3NN
  • rm_verify=cf192bfd71
  • apple-domain-verification=6W1ObUreaMieGziS
  • intersight=f68fd98601fae5dcfd60cd38f9df964367f5e3ebe94f0cc148eec13f7e11d7e6
  • MS=ms88535648
  • wpe-verification=cssrsprod
  • 00D36000000XoHU=1TBUw00000001fF
  • google-site-verification=B93x40FIZF4LI-5cayepjvuwU8ZodIQ09zIDG1gHtIc
  • ca3-018df5b7d38b415fbe9c920d89e3e815
  • google-site-verification=6m_FjnmBT3E6N2cHMf6NxPjSVoWbq4IcRYNlAKT1Dzw
  • atlassian-domain-verification=3a/aVmiVzaMOzlhAodx3n7lmq1cDotGOHNI3ehzFLzgN7YLZEBEjnxaaqyMmLY9s
  • ca3-154a83c0e9b44fa094af06b7a8c9f489
  • ZOOM_verify_H76gKGnfTfSjo0uBs3ATpw
  • ZOOM_verify_ohdpGstzTlO2gNsWqnSiHQ
  • fastly-domain-delegation-columbia-323594-2020-12-07
  • wpe-verification=ncdpcolumbia
  • ZOOM_verify_ZJlClnqsRTqo4L8EQGaPDg
  • ZOOM_verify__tMWR0IkQ5mSUFNi7PT0-A

Email authentication partial

SPF
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;
policy: none (monitoring only)
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1CJ6+q+N264DhEGxi92ISXCkZT+f06yc1eGBSwtRDqew9YFF9HoanGe8uEoPsUZhxP7dIIxktbM+/k4CnS…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDTUzQVpQ1SATUnikEo0S3AEJl3+2Q5ygaEhH44gXT175xTyqMXwmS09OkVX7RP11M0ZW55c3v+adhzNNrAQhD3aZ…
selectors probed

Certificate (current)

WE1
from 2026-05-17 to 2026-08-15
Expires in 88 days