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e-kruk.pl

Observed Aug 2, 2026, 12:48 UTC (23h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

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Up right now
Secured byAsseco Data Systems S.A.
Also usesGoogle Search Console
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat e-kruk.pl actually stands on - every host below is a signed observation
e-kruk.pl
A / AAAA
54.37.105.5354.37.105.54
unattributedserves the site
NS
ns1-08.azure-dns.comns2-08.azure-dns.netns3-08.azure-dns.orgns4-08.azure-dns.info
azure-dns.com + azure-dns.net + moreanswers its DNS
MX
smtp-02.kruk.eusmtp-01.kruk.eu
kruk.eureceives its email
TLS
pl.kruk.eu
Asseco Data Systems S.A.issued its certificate

DNS Records

A 2

  • 54.37.105.53
  • 54.37.105.54

MX 2

  • 20smtp-02.kruk.eu
  • 20smtp-01.kruk.eu

TXT 6

  • v=spf1 a mx ip4:85.219.229.120 ip4:85.219.229.121 ip4:85.219.229.122 ip4:85.219.229.123 ip4:85.219.229.124 include:_spf.kruk.eu include:_spf.emaillabs.net.pl include:_spf.jupiter.salesmanago.pl -all
  • O1L+w87Fspodh4tEmOSJ/TcJ+CKwRxuhGoADqz2yvA0rDmdQjn+Dom/uqTAccKPNModVteKzE9e1Dbm4g8MKzQ==
  • bf76485e6ef5920ae23d36f134c8c819c1d252047b7c70a6c51ef3d3eda2026
  • google-site-verification=4-OZWoraaSN0E6iHttomt33JULczT_WWnoqt3sXi308
  • MS=ms24862339
  • kYLBAHm3ZAnhOTs88CfKtRJR3uQwBPbAC+qV46C48uldsYmtZxlL9shT0zWp/0Fd4cZ6Xr9KnfVtcYmu9NcxOA==

NS 4

  • ns1-08.azure-dns.com
  • ns2-08.azure-dns.net
  • ns3-08.azure-dns.org
  • ns4-08.azure-dns.info

SOA 1

  • ns1-08.azure-dns.com azuredns-hostmaster.microsoft.com

DMARC_RECORDS 1

  • v=DMARC1; p=none; rua=mailto:dmarc@emaillabs.net.pl

TLS Certificates (2)

Common NameIssuerExpires
pl.kruk.eu C=PL, O=Asseco Data Systems S.A., CN=Certum EV TLS G2 R39 CA Wed, 17 Feb 2027 13:48:02 +0000
Certum EV TLS G2 R39 CA C=PL, O=Asseco Data Systems S.A., 2.5.4.11=Certum Certification Authority, CN=Certum Trusted Root CA Sun, 05 Jun 2039 07:45:09 +0000

Subdomains (1)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_ecd06e7ebaf121b7
Output Hash
904df326db33fb2cf1a5c6ef15d39ee9fc1894e8c8b987969fd6862b0d5f5789
Signature
ed25519:f7b263fa4ad7189945b6563766916bea628e739c038dba4a0ff3b2d13bae9a0292ff148f748ba046fb40c1cbcb3a5b51a3a29da666dff5ec6c44704a4ff6f70d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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