hypatiasoftware.org

.org crawl

First seen 2026-06-03 · Last seen 2026-06-03 · error HTTP 521 crawled 2026-06-05 5 attempts

US · 104.21.48.91 · AS13335 Cloudflare, Inc.

Reputation 82/100 crawl error no dmarc policy

http 521

Registration

Registrar
Sav.com, LLC - 40
Created
2024-07-14
Expires
2026-07-14 38 days left
Updated
2025-08-06
Name servers
  • bingo.ns.cloudflare.com
  • karl.ns.cloudflare.com

DNS records live

NS
  • bingo.ns.cloudflare.com
  • karl.ns.cloudflare.com
MX
Show 6 MX records
  • 1 aspmx.l.google.com
  • 1 smtp.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

Email authentication weak

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-28 to 2026-08-26
Expires in 82 days

Linked from (1)