linknet.com.pl

.pl dns

First seen 2026-05-20 · Last seen 2026-06-02 · ok HTTP/1.1 200 947 ms crawled 2026-05-27

DE · 159.195.36.91 · AS197540 netcup GmbH

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title: Witamy :: Welcome to Witamy
Language: en

Technology

Server: Apache

DNS records live

NS

ns1.linknet.com.pl
ns2.linknet.com.pl

MX

10 mail.linknet.com.pl

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current) wrong cert

sslTrus RSA DV TLS CA G2

from 2025-08-18 to 2026-08-18

Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked over plain HTTP: http://linknet.com.pl/roundcube/

present

x-frame-options

findings

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

Header values

x-frame-options: sameorigin