reservio.cz
Observed Jul 25, 2026, 20:12 UTC (7d 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.
Up right now
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesFacebook/MetaGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat reservio.cz actually stands on - every host below is a signed observation
reservio.cz
A / AAAA
91.98.4.92
unattributedserves the site
NS
rihana.ns.cloudflare.comthomas.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
*.reservio.cz
Let's Encryptissued its certificate
DNS Records
A 1
91.98.4.92
MX 5
1aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 5
facebook-domain-verification=5k1eba7zglsili3oueoi5cbmt9zvmefacebook-domain-verification=ure2yx2e0ztn17mq9dyhu8xw46uh65google-site-verification=5Fvm9MzXj08aSNfv9Oi1Ujrf007oiyuAelINXi-Ok2Igoogle-site-verification=Dn1Z6jSUL7J33_tmSKJlO_Ro3JAf6j7Y2nTOLKGBIY0v=DMARC1; p=none; sp=none; rua=mailto:reservio@abugo.cz; fo=0
NS 2
rihana.ns.cloudflare.comthomas.ns.cloudflare.com
SOA 1
rihana.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.reservio.cz |
C=US, O=Let's Encrypt, CN=YR2 | Sun, 06 Sep 2026 10:07:03 +0000 |
YR2 |
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 (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_dfef3c35d9485eab- Output Hash
1e80d9fa4fe5695afe9250d636a1d05d3ec612d6a6bb5849df078812ef0adcd7- Signature
ed25519:b0dc0e89dc98b4b4059339581ab55812ab36411cb90f033a9a81d5b8724bd5fae9f182da67119ef2b3c45d83e8ae028a255130a9c7683e8c324153fbfa390d00- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast