grundschulmaterial.de

Last scanned 2h ago; the signed record is unchanged since 18d 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 onAmazon
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for grundschulmaterial.de 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 9

A1NS2MX1TXT4SOA1

TLS certificates 2

Issued byLet's Encrypt
ExpiresThu, 13 Au (-17d)
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
rcpt_9142188f05fe4e2d
Output Hash
c65f5013fc352ac286f65907259f3dc6cbe516de8b298ed41a9b2af7fa559304
Signature
ed25519:a4a916be1f05b3ec3e42d9f484661597c027ab9932d5913bca44c6abe2862e033b62e6a95521771a363dfa7897d83f4be86ec0d11d96e8e555d719b7efc0d20f
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT10,062 material changesacross 8,686 domains · 24h to ~55m ago · +4,835 vs yesterdayROTATION58 domains moved DNS from koaladns.com to kirklanddc.com, 57 moved backa rotation loop, not a migration · 24hCERT DRIFT1 domains switched issuing CA24hREGISTRAR DRIFT2 changed registrar24hNOW571 curated domains not reachable+28 vs yesterdaySITE ERRORS18,003 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,914 sites429 rate-limit / 403 bot-block, a posture signal