richardheinberg.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-13 · error HTTP 403 crawled 2026-05-09 5 attempts

US · 104.21.75.103 · AS13335 Cloudflare, Inc.

Reputation 82/100 crawl error no dmarc policy

cloudflare bot challenge

Registration

Registrar
GoDaddy.com, LLC
Created
2006-06-14
Expires
2026-10-04 137 days left
Updated
2025-10-04
Name servers
  • chloe.ns.cloudflare.com
  • elmo.ns.cloudflare.com

DNS records live

NS
  • chloe.ns.cloudflare.com
  • elmo.ns.cloudflare.com
MX
  • 0 smtp.secureserver.net
  • 10 mailstore1.secureserver.net

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-02 to 2026-07-31
Expires in 72 days

Linked from (2)