indexo.dev

ctf.org

.org crawl

First seen 2026-04-16 · Last seen 2026-05-10 · error HTTP 403 crawled 2026-05-12 5 attempts

US · 104.26.15.97 · AS13335 Cloudflare, Inc.

Reputation 84/100 crawl error dmarc monitor-only

cloudflare bot challenge

Registration

Registrar
Network Solutions, LLC
Created
2003-11-30
Expires
2030-11-30 1655 days left
Updated
2025-07-17
Name servers
  • ray.ns.cloudflare.com
  • serena.ns.cloudflare.com

DNS records live

NS
  • ray.ns.cloudflare.com
  • serena.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
Show 5 TXT records
  • mandrill_verify.t4_45-QP9MCquakRHZD41A
  • v=DMARC1; p=none; rua=mailto:dmarc@ctf.org; ruf=mailto:dmarc@ctf.org; fo=1;
  • MS=ms88621064
  • google-site-verification=4LsWtqXs7wKVVThQTfgAs2EH6mf-Xmhw3tIm_LMRb90
  • linkedin-site-verification=630f9cbc-c318-4473-8927-fe40974607c5

Email authentication partial

SPF
v=spf1 include:_spf.google.com include:icpbounce.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
Show 4 DKIM selectors
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCHXjBy0ZRNAoO23c+yr06PB7wynPJRN7s/8A7td8sxdMAahU8ib+a3bXinv37XUwNzn/jFq3ba3q9M+BpcpN…
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCHXjBy0ZRNAoO23c+yr06PB7wynPJRN7s/8A7td8sxdMAahU8ib+a3bXinv37XUwNzn/jFq3ba3q9M+BpcpN…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6xG8MGMXzZicHK3qU7xdt4MR+vYzuu+BZIQNOPLpkd1vVmhm0RjM/IHG0JCRFXI9fl+2dvU2wtC1HKHQrH…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0opFcS7OE3uaF7ky6rPcWWJrdXM4m34g2z/dsLTGIPtYloWXNfAnH4HONY5i5/+OCZDzFIdv/G/fI4Bm3BFNRgo…
selectors probed

Certificate (current)

WE1
from 2026-05-09 to 2026-08-07
Expires in 80 days

Full certificate history on crt.sh ↗

Linked from (2)