brainking.com

Observed Jul 21, 2026, 16:33 UTC (1d 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.

Verify this receipt yourself + Watch this domain

Up right now

Runs onWeb4U s.r.o

Secured byLet's Encrypt

Registered withCSL Computer Service Langenbach GmbH d/b/a joker.com

IPv6 · 1 subdomain · tranco_100k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat brainking.com actually stands on - every host below is a signed observation

brainking.com

A / AAAA

81.91.83.62001:1568:d:289::b103

Web4U s.r.oserves the site

ns5.dnsking.czns6.dnsking.czns1.dnsking.czns2.dnsking.cz

dnsking.czanswers its DNS

cust4.xnet.cz

xnet.czreceives its email

TLS

brainking.com

Let's Encryptissued its certificate

DNS Records

A 1

81.91.83.6

AAAA 1

2001:1568:d:289::b103

MX 1

10cust4.xnet.cz

TXT 1

v=spf1 mx a ip4:81.91.83.9 ip6:2001:1568:d:289::/64 a:smtp-out.xnet.cz ~all

NS 4

ns5.dnsking.cz
ns6.dnsking.cz
ns1.dnsking.cz
ns2.dnsking.cz

SOA 1

ns1.dnsking.cz hostmaster.wk.cz

TLS Certificates (3)

Common Name	Issuer	Expires
`brainking.com`	C=US, O=Let's Encrypt, CN=YR1	Wed, 14 Oct 2026 21:38:12 +0000
`YR1`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

www.brainking.com

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

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for brainking.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/brainking.com">
  <img src="https://domaindrift.io/badge/brainking.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for brainking.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_f73d0a110f09af66
Output Hash: a8b9b03da4e4b98c90263cdb6e72fc09f82f68a4e5b3d22c11861dfc9cbced23
Signature: ed25519:8ed8f9c29a1e3530ffec7ab7a33c126637e5174a82486c399900d06ebd25507c34c48f15cb072743133643fb5a61523a64404b68b76d71bdf7ee8209a081b605
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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