CONTINUOUS INTERNET TELEMETRY24H DRIFT7,874 material changesacross 7,306 domains · 24h to ~65m ago · -889 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

zhangke.space

Observed Aug 2, 2026, 21:39 UTC (10h 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
Secured byLet's Encrypt
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zhangke.space actually stands on - every host below is a signed observation
zhangke.space
A / AAAA
35.213.183.253
unattributedserves the site
NS
ns2.siteground.netns1.siteground.net
siteground.netanswers its DNS
MX
mx20.antispam.mailspamprotection.commx30.antispam.mailspamprotection.commx10.antispam.mailspamprotection.com
mailspamprotection.comreceives its email
TLS
*.zhangke.space
Let's Encryptissued its certificate

DNS Records

A 1

  • 35.213.183.253

MX 3

  • 20mx20.antispam.mailspamprotection.com
  • 30mx30.antispam.mailspamprotection.com
  • 10mx10.antispam.mailspamprotection.com

TXT 1

  • v=spf1 +a +mx include:zhangke.space.spf.auto.dnssmarthost.net ~all

NS 2

  • ns2.siteground.net
  • ns1.siteground.net

SOA 1

  • ns1.siteground.net admins.siteground.com

DMARC_RECORDS 1

  • v=DMARC1; p=none; aspf=r; adkim=r;

TLS Certificates (3)

Common NameIssuerExpires
*.zhangke.space C=US, O=Let's Encrypt, CN=YR1 Fri, 23 Oct 2026 15:57:44 +0000
YR1 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.

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Ed25519 Receipt

Receipt ID
rcpt_474d97bc6cd5a9ed
Output Hash
40f358aa2ce47af8e1a3a1523b5ec99c12f94feb0135fe1435e3c505ca90b1bd
Signature
ed25519:c7f886e0c10e944d6020d2a660c43f29bb9d44c1b0f5ed9e1f839718566f1520f633ef47e2036f5fdec58a90f70263ded3797b03598121a9b158e6d0998fdb08
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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