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First seen 2026-05-02 · Last seen 2026-05-02 · pending HTTP 403 crawled 2026-05-15 2 attempts

US · 23.23.200.90 · AS14618 Amazon.com, Inc.

Reputation 75/100 wrong cert

cloudflare bot challenge

Registration

Registrar
Network Solutions, LLC
Created
1996-03-12
Expires
2031-03-13 1758 days left
Updated
2024-01-10
Name servers
  • ns1.usg.edu
  • ns2.usg.edu
  • ns3.usg.edu
  • ns4.usg.edu

DNS records live

NS
  • ns1.usg.edu
  • ns2.usg.edu
  • ns3.usg.edu
  • ns4.usg.edu
MX
  • 10 securemail.gsfc.org
  • 3 gsfc-org.mail.protection.outlook.com
TXT
Show 8 TXT records
  • v=DMARC1; p=none: rua=mailto:ciso@gsfc.org; ruf=mailto:ciso@gsfc.org; sp=reject; ri=84600;
  • MS=ms39439824
  • wtfrv3w52q527j4mqdqd72mz44g1p2gd
  • iContact1749290
  • 56fd2b33248c4454a0b11e9f0ddd6a18
  • duo_sso_verification=BWq9pJg42QHNQqYJBmS6CPIPOCSJknMceWUCmHQuHMDUGoZLD7iINGzb2WTXmUg7
  • wxcp7593jdvmv1gh4w5rbspbt7x4329j
  • apple-domain-verification=Hqnj075xnsNcXlkS

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:amazonses.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@gsfc.org; ruf=mailto:dmarc@gsfc.org; sp=reject; pct=10; ri=84600
policy: reject (enforced) · pct=10 · sp=reject
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqcXhk7m6TnFMDjiBoX4hvviuDXbCd1mK/FGwFZ1xLRdwHYgjfx91vap0MCD17ptvVjp+VukXSzQ7OZIlwcd…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA03l8tXH6eFfMfaPfYQtcsGmza2heD7EkPcBnMfWLRyyfdhHbbR0qPrXHuNQdUoyLScvo8yszV6KZ/e…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current) wrong cert

DigiCert Global G2 TLS RSA SHA256 2020 CA1
from 2025-09-15 to 2026-10-17
Expires in 150 days

Full certificate history on crt.sh ↗

Linked from (1)