bfp.de

Observed Aug 16, 2026, 06:46 UTC (12h 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 byLet's Encrypt
Also usesMicrosoft 365
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat bfp.de actually stands on - every host below is a signed observation
bfp.de
A / AAAA
85.13.167.67
unattributedserves the site
NS
ns1.core-networks.dens2.core-networks.euns3.core-networks.com
core-networks.de + core-networks.eu + moreanswers its DNS
MX
mxext1.mailbox.orgmxext2.mailbox.orgmxext3.mailbox.orgmxext4.mailbox.org
mailbox.orgreceives its email
TLS
bfp.de
Let's Encryptissued its certificate

DNS Records

A 1

  • 85.13.167.67

MX 4

  • 10mxext1.mailbox.org
  • 10mxext2.mailbox.org
  • 10mxext3.mailbox.org
  • 10mxext4.mailbox.org

TXT 2

  • MS=ms97226500
  • v=spf1 include:mailbox.org ~all

NS 3

  • ns1.core-networks.de
  • ns2.core-networks.eu
  • ns3.core-networks.com

SOA 1

  • ns1.core-networks.de postmaster.bfp-mail.de

SRV 1

  • mailbox.org:443 p0

CAA 3

  • issue "globalsign.com"
  • issue "letsencrypt.org"
  • issuewild "globalsign.com"

DMARC_RECORDS 1

  • v=DMARC1; p=reject; adkim=s; aspf=s; fo=0; pct=100; rua=mailto:postmaster@bfp.de; ruf=mailto:postmaster@bfp.de;

MTA_STS_RECORDS 1

  • v=STSv1; id=20251010083000Z;

TLS Certificates (4)

Common NameIssuerExpires
bfp.de C=US, O=Let's Encrypt, CN=YE1 Thu, 05 Nov 2026 21:12:46 +0000
YE1 C=US, O=ISRG, CN=Root YE Sat, 02 Sep 2028 23:59:59 +0000
Root YE C=US, O=Internet Security Research Group, CN=ISRG Root X2 Thu, 02 Sep 2032 23:59:59 +0000
ISRG Root X2 C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_14f3745d0ba05bdb
Output Hash
2373db2a51d685f811199ed1262206d0305394b4da71b8555ac1bb3587eca483
Signature
ed25519:9a614437f8650e69b50aa3872f3745ea31c29c24371788c7f22c606d5cb99b777d830cdc130724e1aebe8798599462988d11371728585b22bef0a2945aa3d901
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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