indexo.dev

vortex.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-03 · error HTTP 523 crawled 2026-06-04 5 attempts

US · 172.67.210.143 · AS13335 Cloudflare, Inc.

Reputation 82/100 crawl error no dmarc policy

http 523

Registration

Registrar
REG-ACTIVE24
Created
2006-01-10
Expires
2027-01-09 218 days left
Updated
2026-01-10
Name servers
  • bryce.ns.cloudflare.com
  • mimi.ns.cloudflare.com

DNS records live

NS
  • bryce.ns.cloudflare.com
  • mimi.ns.cloudflare.com
MX
  • 10 mx1d10.thinline.cz
  • 20 mx1b20.thinline.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 a mx include:spf.cesky-hosting.cz include:websmtp.cesky-hosting.cz ip4:185.247.28.229 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-13 to 2026-07-12
Expires in 37 days

Full certificate history on crt.sh ↗

Linked from (3)