indexo.dev

niczuk.pl

.pl crawl

First seen 2026-05-20 · Last seen 2026-05-31 · pending crawled 2026-06-01 4 attempts

PL · 31.186.83.8 · AS57367 Atman Sp. z o.o.

Reputation 100/100

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1000)

DNS records live

NS
  • ns1.dhosting.pl
  • ns2.dhosting.pl
MX
  • 0 niczuk-pl.mail.protection.outlook.com
Verified for
  • Google

Email authentication strong

SPF
v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@niczuk.pl; pct=100
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDIdS7BxFm64sTI7zQZhoDHGvdEi76JfGqsfUGoXrnuTsd3FuuFf+UUcgRAEB3+iqrgJhkNTYF5kSl2CtVJLX…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-03-17 to 2026-10-02
Expires in 122 days

Full certificate history on crt.sh ↗

Linked from (2)