indexo.dev

classcom.pl

.pl dns crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 435 ms crawled 2026-06-01

PL · 195.150.77.29 · AS8323 Academic Computer Centre CYFRONET AGH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Classcom - Telewizja, Internet, Telefon
Description
Classcom - Telewizja, Internet, Telefon - Światłowód w Twoim domu!
Language
pl

Technology

Server
Apache
PHP
5.4.16 end of life
jQuery
1.6.4 known XSS (<3.5)
Stack
PHP

Third-party hosts loaded (1)

  • ajax.googleapis.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • dns.classcom.pl
  • dns2.classcom.pl
MX
  • 20 mail.classcom.pl
Verified for
  • Google

Email authentication strong

SPF
v=spf1 mx -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:postmaster@classcom.pl
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-14 to 2026-08-12
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://classcom.pl/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)