vim-jmk.cz

Observed Jul 25, 2026, 19:40 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.

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Up right now

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 vim-jmk.cz actually stands on - every host below is a signed observation

vim-jmk.cz

A / AAAA

147.229.242.66

unattributedserves the site

pipit.cis.vutbr.czmain.sssbrno.cz

vutbr.cz + sssbrno.czanswers its DNS

vimjmk-cz0i.mail.protection.outlook.com

Microsoft 365receives its email

TLS

sss-www-4-d8.sssbrno.cz

Let's Encryptissued its certificate

DNS Records

A 1

147.229.242.66

MX 1

5vimjmk-cz0i.mail.protection.outlook.com

TXT 3

MS=ms72525182
v=spf1 mx ip4:147.229.242.64/27 include:spf.protection.outlook.com -all
v=DMARC1; p=quarantine; pct=100; rua=mailto:postmaster@vim-jmk.cz; adkim=r; aspf=r

NS 2

pipit.cis.vutbr.cz
main.sssbrno.cz

SOA 1

main.sssbrno.cz hostmaster.sssbrno.cz

TLS Certificates (4)

Common Name	Issuer	Expires
`sss-www-4-d8.sssbrno.cz`	C=US, O=Let's Encrypt, CN=YE1	Fri, 23 Oct 2026 01:18:00 +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 (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 receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_df476a865456d65a
Output Hash: 7fffe341b7b211bd482f4e61ee35e3dc33ac832a61b5bf4a3129d3f6c5a889f3
Signature: ed25519:5afb71ea486466fa795d0a6b8a6258f9415762580f0d7741050251fee5bcf19e313ff9a514ffbc9297925da6886023c63aeceb0471b305c46af118b823a89f02
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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