booking.cz
Observed Jul 21, 2026, 19:45 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.
Not responding
Runs onAmazon
push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat booking.cz actually stands on - every host below is a signed observation
booking.cz
A / AAAA
76.223.81.77
Amazonserves the site
NS
ns-1288.awsdns-33.orgns-1959.awsdns-52.co.ukns-508.awsdns-63.comns-716.awsdns-25.net
awsdns-33.org + awsdns-52.co.uk + moreanswers its DNS
DNS Records
A 1
76.223.81.77
TXT 2
v=spf1 -allv=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:booking@dmarc.postmastery.eu; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
NS 4
ns-1288.awsdns-33.orgns-1959.awsdns-52.co.ukns-508.awsdns-63.comns-716.awsdns-25.net
SOA 1
ns-1288.awsdns-33.org awsdns-hostmaster.amazon.com
TLS Certificates (0)
None.
Subdomains (0)
None observed.
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 receiptEd25519 Receipt
- Receipt ID
rcpt_62cdd092da26b5ee- Output Hash
138f5ca30c592eea575d56ef3f0a027b959c3f6c5672ef3677a11e9b009c18c2- Signature
ed25519:5f5ce2137581e1dc152bae2bc81a8d8fba1fdcafa6c715f6adb2d6e026917c57aba1abb88def9720493708a5c8034806ed246623901dac1170e5b8899410ab02- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast