indexo.dev

firmy.net

.net crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 884 ms crawled 2026-05-30

PL · 217.8.163.129 · AS12912 T-Mobile Polska S.A.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Firmy - Reklama i promocja firmy w internecie - Baza firm
Description
Firmy.net to branżowy katalog firm, który kompleksowo promuje firmy w Internecie. Bądź widoczny w Internecie w prosty sposób i bez zbędnych formalności!
Language
pl

Technology

Server
nginx
Stack
PHP
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • s.st-firmy.net×15
  • www.googletagmanager.com×1

Registration

Registrar
NameCheap, Inc.
Created
2003-04-08
Expires
2031-04-08 1772 days left
Updated
2022-03-10
Name servers
  • ns1.nnv.pl
  • ns2.nnv.pl

DNS records live

NS
  • ns1.nnv.pl
  • ns2.nnv.pl
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com

Email authentication weak

SPF
v=spf1 include:_spf.nnv.ch mx ip4:76.9.21.21 ip4:85.219.137.247 ip4:85.219.137.248 ip4:85.219.137.249 include:_spf.google.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-03 to 2026-08-01
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.firmy.net/

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

Linked from (7)