netkatalog.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-03 · pending HTTP 403 crawled 2026-06-03 4 attempts

US · 104.21.25.81 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

cloudflare bot challenge

Registration

Registrar
REG-GRANSY
Created
2007-04-12
Expires
2027-04-11 311 days left
Updated
2023-12-23
Name servers
  • leif.ns.cloudflare.com
  • ollie.ns.cloudflare.com

DNS records live

NS
  • leif.ns.cloudflare.com
  • ollie.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

Email authentication weak

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

Certificate (current)

WE1
from 2026-05-21 to 2026-08-19
Expires in 76 days

Linked from (20)