indexo.dev

dobre-knihy.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-30 · pending HTTP 403 crawled 2026-05-30 2 attempts

US · 172.67.184.168 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

cloudflare bot challenge

Registration

Registrar
REG-ACTIVE24
Created
2008-03-10
Expires
2030-03-09 1377 days left
Updated
2026-04-22
Name servers
  • peaches.ns.cloudflare.com
  • stanley.ns.cloudflare.com

DNS records live

NS
  • peaches.ns.cloudflare.com
  • stanley.ns.cloudflare.com
MX
  • 0 dobreknihy-cz01c.mail.protection.outlook.com
  • 10 dobreknihy-cz01c.mail.protection.outlook.com
Verified for
  • Google
  • Meta
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com a:mail.dcdn.cz include:mailgun.org include:spf1.supportbox.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@dobre-knihy.cz; ri=604800
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-22 to 2026-07-21
Expires in 51 days

Full certificate history on crt.sh ↗

Linked from (3)