indexo.dev

3csad.cz

.cz crawl

First seen 2026-05-20 · Last seen 2026-05-20 · ok HTTP 200 2650 ms crawled 2026-05-27

CZ · 31.15.10.190 · AS25234 ACTIVE 24, s.r.o.

Reputation 92/100 no dmarc policy

Registration

Registrar
REG-ACTIVE24
Created
2007-06-20
Expires
2027-06-19 383 days left
Updated
2025-10-19
Name servers
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk

DNS records live

NS
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk
MX
  • 0 3csad-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx include:sparkpostmail.com include:amazonses.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwwHOyZvV9X/i8HATZZK7pKY+B29Vc48ojMP4IVYKjazMvGtTsHHBk4GRmy26ijQf3rzr+gZ3LUc4XS…
selectors probed

Certificate (current)

E7
from 2026-05-24 to 2026-08-22
Expires in 82 days

Full certificate history on crt.sh ↗