dolnivitkovice.cz
Observed Jul 25, 2026, 09:35 UTC (8d 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
Runs onVITKOVICE IT SOLUTIONS a.s
Email byMicrosoft 365
Secured byLet's Encrypt
2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat dolnivitkovice.cz actually stands on - every host below is a signed observation
dolnivitkovice.cz
A / AAAA
176.67.229.136
VITKOVICE IT SOLUTIONS a.sserves the site
NS
ns.forpsi.czns.forpsi.itns.forpsi.net
forpsi.cz + forpsi.it + moreanswers its DNS
MX
dolnivitkovice-cz.mail.protection.outlook.com
Microsoft 365receives its email
TLS
bolttower.com
Let's Encryptissued its certificate
DNS Records
A 1
176.67.229.136
MX 1
1dolnivitkovice-cz.mail.protection.outlook.com
TXT 13
MS=ms88639469apple-domain-verification=oMfYyr8ErhqV12HUMS=298A72176A2EF683C1FB8D4241657FE9F7C7282Bv=spf1 ip4:176.67.229.0/24 ip4:81.30.254.98 mx include:spf.protection.outlook.com include:_emailing.heureka.cz include:spf.reenio.cz ~allv=DMARC1; p=none; rua=mailto:@dmarc-reports.ecomailapp.com; fo=1; ri=86400;MS=ms88639469apple-domain-verification=oMfYyr8ErhqV12HUMS=298A72176A2EF683C1FB8D4241657FE9F7C7282Bv=spf1 ip4:176.67.229.0/24 ip4:81.30.254.98 mx include:spf.protection.outlook.com include:_emailing.heureka.cz include:spf.reenio.cz ~allMS=ms88639469
NS 3
ns.forpsi.czns.forpsi.itns.forpsi.net
SOA 1
ns.forpsi.net admin.forpsi.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
bolttower.com |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 22 Sep 2026 23:17:00 +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 (2)
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_fdfcd6a1b2dd2a85- Output Hash
086ffe4f8831ad1413a69225e62c19f34e2c7c05e97abf28d954fbd8ec5846f2- Signature
ed25519:ef70896ea6c97817327b930c032a3c749a87f88f80d5e1a05684571fb813b458ef88fadf81db28fd54aa2b97db01f8febf5162ac32aae36704e85037acb01f07- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast