signal42.de

Observed Aug 22, 2026, 16:02 UTC (18h 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 onCloudflare
Also usesMicrosoft 365
IPv6 · 11 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 signal42.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.

HTTPS probe

Up Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time1,008 ms
DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

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 13

A1AAAA1NS3MX3TXT4SOA1

TLS certificates 1

Issued bySectigo
Expires2026-12-27 (126d)
Certificate nameswithheld

Subdomains 11

11 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_05738a8458d593a9
Output Hash
51490230e0c486d692ea965f3f208238d031aaa540d508a528bbd6a92a63c47a
Signature
ed25519:a24204f763cdba263cd0081e877f5fa51342acef3f739408867e7abf5b6801a48e9540e19e076bcf77fa132955e1918cf6ae7cfb2e2f89122c6b9593f8963e0f
Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 3,570 material changesacross 1,925+ domains · 24h to ~4h ago · a floor, 20h of 24 walkedDNS DRIFT85 domains changed DNS providertop destination koaladns.com · -4 vs yesterdayCERT DRIFT1 domains switched issuing CA24hREGISTRAR DRIFT3 changed registrar24hNOW298 curated domains not reachable+43 vs yesterdaySITE ERRORS17,783 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,208 sites429 rate-limit / 403 bot-block, a posture signal