indexo.dev

core.pl

.pl dns crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 262 ms crawled 2026-05-30

PL · 31.182.32.10 · AS16342 Toya sp.z.o.o

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
core.pl - the most important part of anything...
Description
core.pl - serwis pocztowy i www

Technology

Server
Apache

DNS records live

NS
  • dns.interdata.net.pl
  • dns2.interdata.net.pl
  • dns3.interdata.net.pl
MX
  • 10 sekator.interdata.net.pl
  • 20 mail2.core.pl
  • 30 wintermute.interdata.net.pl
  • 40 sekator.interdata.net.pl
Verified for
  • Google

Email authentication strong

SPF
v=spf1 include:spf.interdata.pl -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster@core.pl;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current) wrong cert

rocky
from 2026-05-09 to 2027-05-09
Expires in 343 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://core.pl/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (1)