fsolver.fr
Observed 2026-07-13T06:25:35.166Z (8h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Also usesGoogle Search Console
IPv6 · 1 subdomain · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat fsolver.fr actually stands on - every host below is a signed observation
fsolver.fr
A / AAAA
104.26.12.177104.26.13.177172.67.70.332606:4700:20::681a:cb1+2 more
Cloudflareserves the site
NS
carrera.ns.cloudflare.comrocky.ns.cloudflare.com
cloudflare.comanswers its DNS
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.fsolver.fr/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time457 ms
DNS resolutionNOERROR
Redirect chain
https://www.fsolver.fr/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 3
104.26.12.177104.26.13.177172.67.70.33
AAAA 3
2606:4700:20::681a:cb12606:4700:20::681a:db12606:4700:20::ac43:4621
TXT 2
1|www.fsolver.frgoogle-site-verification=4oVGb7HhkLv3udiD6HQoHZ7V-qDQ0zta-OFVQVA78Pc
NS 2
carrera.ns.cloudflare.comrocky.ns.cloudflare.com
SOA 1
carrera.ns.cloudflare.com dns.cloudflare.com
CAA 10
issue digicert.com; cansignhttpexchanges=yesissue comodoca.comissuewild digicert.com; cansignhttpexchanges=yesissue ssl.comissuewild pki.goog; cansignhttpexchanges=yesissuewild letsencrypt.orgissue pki.goog; cansignhttpexchanges=yesissuewild comodoca.comissuewild ssl.comissue letsencrypt.org
TLS Certificates (0)
None.
Subdomains (1)
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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
ff93b5fc-f8c9-4ac4-8ae4-dfeb0111dcc7- Output Hash
0bff8555c0bbc2c47cce47736a468dbfc62515828e09c07d4038a5d337376ef4- Signature
ed25519:de841d0e891773163f653c5d6b561bbad5e290890d8708143bcd6d943229db5e5c575b431adf107269c5c2e12cc297dfb965da07610514819097b5cb77b45e00- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast