tsmc.com

Last scanned 9h ago; the signed record is unchanged since 38d ago. Every field below carries an Ed25519 signature from that last reading. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Guarded by a firewall
Runs onCloudflare
Email byProofpoint
Secured byGoogle Trust Services
Registered to台灣積體電路製造股份有限公司
Registered withGANDI SAS
Also usesMicrosoft 365AppleAutodeskDocuSignDuo SecurityFigmaGoogle Search ConsoleJamf
fortune_500
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for tsmc.com 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 41

A2NS2MX2TXT32SRV2SOA1

TLS certificates 3

Issued byGoogle Trust Services, GlobalSign
ExpiresSat, 07 No (51d)
Certificate nameswithheld

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

Verify this receipt
Ed25519 receiptthe raw cryptographic proof
Receipt ID
rcpt_80f66a14040004ee
Output Hash
0b9c36aee5404a4f83b58cece241d98830a5c2f4a554c6433537816eb5ca8e17
Signature
ed25519:58cdaa607ba61a36af7ad08778555785476fce6d5cae84dec2bc912e062bb88700700112494510cd346a2cddbb641c5b838276a9e2bd3df42726994900a37e0a
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT5,598 material changesacross 2,344 domains · 24h to ~3h ago · -332 vs yesterdayROTATION54 domains moved DNS from kirklanddc.com to koaladns.com, 46 moved backa rotation loop, not a migration · 24hREGISTRAR DRIFT1 changed registrar24hNOW663 curated domains not reachablelast probe, steadySITE ERRORS17,644 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,978 sites429 rate-limit / 403 bot-block, a posture signal