4d2.org

Last scanned 18h ago; the signed record is unchanged since 15d 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 onTier.Net Technologies
Secured byLet's Encrypt
Registered withPorkbun LLC
Also usesGoogle Search Console
IPv6 · 5 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for 4d2.org 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

A1AAAA1NS5MX1TXT2CAA2SRV2SOA1

TLS certificates 4

Issued byLet's Encrypt
ExpiresFri, 30 Oc (65d)
Certificate nameswithheld

Subdomains 5

5 subdomain hostnames 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_35c3ec8eb9b04bd3
Output Hash
13c8e27e599f6d1093932fe9eb1814655a7b66a68baa30d998337282c3759843
Signature
ed25519:cd0d44709034932a10bf43b89be832450649d614566e1ab0e5838d21374dd9fcce1bfc01297bcea23cc804a07f65022820579eb1d3705ebf45ab8bce49ca7500
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT9,225 material changesacross 7,779 domains · 24h to ~3h agoDNS DRIFT94 domains changed DNS providertop destination koaladns.com · +11 vs yesterdayEMAIL DRIFT2 domains switched email providertop destination amazonaws.comREGISTRAR DRIFT2 changed registrar24hNOW487 curated domains not reachable+67 vs yesterdaySITE ERRORS17,744 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 78,783 sites429 rate-limit / 403 bot-block, a posture signal