arzamas.academy

Last scanned 23h ago; the signed record is unchanged since 20d ago. Every field below carries an Ed25519 signature from that last reading. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Up right now
Runs onYandex.Cloud
Email byGoogle (SPF sender)
Secured byLet's Encrypt
Registered withRegional Network Information Center, JSC dba RU-CENTER
Also usesGoogle Search Console
1 subdomain · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for arzamas.academy in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.

SIGNED-OUT VIEW Provider names, posture and counts are shown. The record values - every DNS answer, each subdomain hostname, raw TXT, IPs, cert names and WHOIS - are the product. Sign in for the full signed record, or use the API with a key.

DNS records 15

A1NS5MX1TXT7SOA1

TLS certificates 3

Issued byLet's Encrypt
ExpiresSat, 17 Oc (47d)
Certificate nameswithheld

Subdomains 1

1 subdomain hostname observed and signed - the list itself is part of the paid record.

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; the only network request the check makes is for the published public keys.

Verify this receipt
Ed25519 receiptthe raw cryptographic proof
Receipt ID
Output Hash
0b5b92a74153120312b3af3590d28a1107978ff03b9b1c6db97c1a860b23ceff
Signature
(receipt not held at this host)
Public Key
connor-fast-v0.14.3
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT23,072 material changesacross 17,580 domains · last 24h · -5,181 vs yesterdayROTATION58 domains moved DNS from koaladns.com to magpiedns.com, 57 moved backa rotation loop, not a migration · 24hREGISTRAR DRIFT3 changed registrar24hNOW561 curated domains not reachablelast probe, steadySITE ERRORS18,230 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 80,858 sites429 rate-limit / 403 bot-block, a posture signal