indexo.dev

instabiuro.pl

.pl crawl

First seen 2026-05-29 · Last seen 2026-05-29 · ok HTTP/1.1 200 446 ms crawled 2026-05-31

FR · 54.38.133.9 · AS16276 OVH SAS

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
InstaBiuro System zarządzania dokumentami
Language
pl

Technology

Server
nginx
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.google.com×1
  • www.googletagmanager.com×1

Contact

Phone

DNS records live

NS
  • ns1.atinea.net
  • ns1.atinea.pl
  • ns2.atinea.net
  • ns2.atinea.pl
MX
  • 0 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
Verified for
  • Google

Email authentication strong

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@instabiuro.pl
policy: reject (enforced)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtyl/k3sQ2BaWov7lpgxuH6cBvv09HFEhlnJejJQhj/fAy3rgo+wYGUaLC88fGmHmZaxOaVl9AkmJkm…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-10-10 to 2026-10-11
Expires in 132 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)