bn.org.pl

.pl crawl dns

First seen 2026-05-24 · Last seen 2026-05-31 · ok HTTP/1.1 200 3045 ms crawled 2026-05-29

PL · 91.238.85.39 · AS203422 Biblioteka Narodowa

Reputation 87/100 weak security headers weak subdomain policy

Classifying

HTML metadata

Title: Biblioteka Narodowa
Description: Witryna Biblioteki Narodowej oferuje dostęp do informacji o wydarzeniach, projektach, szkoleniach, a także do zasobów POLONY, katalogów BN i księgarni BN
Language: pl

Technology

Server: Apache
jQuery: 3.5.1
Stack: PHP

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (5)

cdn.jsdelivr.net×6
cdnjs.cloudflare.com×2
code.jquery.com×1
fonts.googleapis.com×1
www.googletagmanager.com×1

Social

Contact

Phone

DNS records live

NS

dns.bn.org.pl
kirdan.nask.net.pl
ns03.telnaptelecom.pl

MX

0 bn-org-pl.mail.protection.outlook.com

TXT

Show 8 TXT records

fef5f89aa487d4c880df5134fe8dead9
29c5009761a72a1609ac77b518054992a81bd62e5dc69ea33479cd67111237a0
77a75460ac175bd4d7d840d46d4aeea2e3441a86fad7a08d75837f562b5baa6c
f60f717346b500c34cddcf6cbf291215
478d772e1c1681f5fcb6900a3a383b4d0cfd19c36ca953901138b9260769d03
mojecertpl-site-verification-mWng1yOxgdlo2GPQ3o9DqBFjH3kR15He
1abfa168d9355bd02f0cc2989d0e9444a1f8a0c8feacd28acd5a3148938bf60a
dc700f30dcfb8a945b98009629c2bb43

Verified for

Google
Microsoft 365

Email authentication strong

SPF

v=spf1 mx ip4:91.238.85.110 ip4:91.238.85.132 ip4:185.233.160.138 ip4:216.147.218.9 ip4:216.147.218.8 include:spf.protection.outlook.com include:send360.pl include:spf-eu.exlibrisgroup.com ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; sp=none; adkim=s; aspf=s; pct=100; rua=mailto:dmarc@bn.org.pl; ruf=mailto:dmarc@bn.org.pl; fo=0:1:d:s;

policy: quarantine · sp=none

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzMbBv3FOWFuICPwl0BWgAb0dAJSYORusKXMGgmy8OJIk/wTJ9AReqEzkCN9LXxVrF+gETLXtMbsG+W…
selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0UW93PYcNe44XV5E6wL5wIJYLdUWVAPK31DxH26+fBghwNEoG7H+GGPM5yRcsONCMYxuEjAhIn4gGbkQpt0…

selectors probed

Certificate (current)

Certum Organization Validation CA SHA2

from 2025-07-28 to 2026-07-28

Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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