grandoptical.com
Last scanned 2h ago; the signed record is unchanged since 19d 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 onCloudflare
CloudflareEmail byMicrosoft 365
Microsoft 365Secured byGoogle Trust Services
Google Trust ServicesRegistered withGandi SAS
Also usesFacebook/MetaGoogle Search Console
Facebook/Meta
Google Search ConsoleDNSSEC on · IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for grandoptical.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 26
A2AAAA2NS2MX1TXT7CAA11SOA1
TLS certificates 3
Issued byGoogle Trust Services, GlobalSign
ExpiresSat, 17 Oc (48d)
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 receiptEd25519 receiptthe raw cryptographic proof
- Receipt ID
rcpt_3ad9a4b10e322fd3- Output Hash
5f278aabd32bfcd6be8ba3cb127abe90de1f0e230ae49a22f23c0ccf5a42b10e- Signature
ed25519:0e89d31d1bdfbe1c6bb34449c3b6470863b40932ba7c6c8870e092aad1b59aa65d68337e14298a5d269def139ad9e8e2b39f3ebcc95badb077efd3bfd576890c- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast