CONTINUOUS INTERNET TELEMETRY24H DRIFT10,818 material changesacross 10,442 domains · +189 vs yesterdayDNS DRIFT782 domains changed DNS providertop destination parity.domains · +2 vs yesterdayEMAIL DRIFT171 domains switched email providertop destination outlook.com · +1 vs yesterdayCERT DRIFT223 domains switched issuing CA24h · -7 vs yesterdayNOW1,227 curated domains not reachable-122 vs yesterdaySITE ERRORS19,348 sites serving errorslast probe · 5xx / 404 / TLSTHROTTLED95,042 throttled or blocked our scanner429 rate-limit / 403 bot-block

sreality.cz

Observed Jul 22, 2026, 00:28 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.

Up right now
Runs onSEZNAM-CZ
Email byMailchimp
Secured byLet's Encrypt
Also usesFacebook/MetaGoogle Search Console
IPv6 · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat sreality.cz actually stands on - every host below is a signed observation
sreality.cz
A / AAAA
77.75.79.1402a02:598:a::79:140
SEZNAM-CZserves the site
NS
ams.seznam.czans.seznam.cz
seznam.czanswers its DNS
MX
63e0f8925dea06a3.mx1.emailprofi.seznam.cz63e0f8925dea06a3.mx2.emailprofi.seznam.cz
Mailchimpreceives its email
TLS
*.sreality.cz
Let's Encryptissued its certificate

DNS Records

A 1

  • 77.75.79.140

AAAA 1

  • 2a02:598:a::79:140

MX 2

  • 1063e0f8925dea06a3.mx1.emailprofi.seznam.cz
  • 2063e0f8925dea06a3.mx2.emailprofi.seznam.cz

TXT 5

  • facebook-domain-verification=9yrbqpi2lzbfbv7xaccv093buustdc
  • google-site-verification=2-OrcQmiOn64V_WmmPpXeJ7_6oUgoSWBhW_CiFm9m2U
  • google-site-verification=pS4wIuqw5qRvYgGIEfcAXKgO00Cr_fSZXbyHFSW5HTA
  • v=spf1 include:spf.szn.cz ip4:91.239.201.224 ip4:91.239.201.89 include:servers.mcsv.net ~all
  • v=DMARC1; p=reject; rua=mailto:abuse@seznam.cz,mailto:dmarc-rua@mailkit.com;

NS 2

  • ams.seznam.cz
  • ans.seznam.cz

SOA 1

  • ans.seznam.cz hostmaster.seznam.cz

CAA 2

  • iodef "mailto:abuse-caa@firma.seznam.cz"
  • issue "letsencrypt.org"

TLS Certificates (3)

Common NameIssuerExpires
*.sreality.cz C=US, O=Let's Encrypt, CN=YR2 Wed, 07 Oct 2026 10:07:36 +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 receipt

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

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

Ed25519 Receipt

Receipt ID
rcpt_423730f3a37fb27a
Output Hash
76e5e91fa6384f688f90a8e377a9d52d1b1b31d88e05c5e9452f3c30a953af74
Signature
ed25519:ffbd7064003583b80a4f2b4f8c1b9bf247970e70ad74468ab38048cc432cc4f5e5fd203c73a5d1727a5b88b1804edc8449d3d619d7c5af824e5a0e2bb2339d07
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
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