grass.io
Observed 2026-07-13T21:54:32.479Z (12h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byGoogle (SPF sender)
Also usesGoogle Search Console
IPv6 · 8 subdomains · tranco_5k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat grass.io actually stands on - every host below is a signed observation
grass.io
A / AAAA
104.18.12.205104.18.13.2052606:4700::6812:dcd2606:4700::6812:ccd
Cloudflareserves the site
NS
tina.ns.cloudflare.comgraham.ns.cloudflare.com
cloudflare.comanswers its DNS
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.grass.io/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time3 ms
DNS resolutionNOERROR
Redirect chain
https://www.grass.io/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 2
104.18.12.205104.18.13.205
AAAA 2
2606:4700::6812:dcd2606:4700::6812:ccd
TXT 2
v=spf1 include:_spf.google.com ~allgoogle-site-verification=JErWi5aWAv1Ur9YjxP5qExTxioNsnxFT_eNV8p2wSgY
NS 2
tina.ns.cloudflare.comgraham.ns.cloudflare.com
SOA 1
graham.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (0)
None.
Subdomains (8)
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
2529d598-b546-42a0-bd30-a8653aca6ca3- Output Hash
53bf0a9d6ba828bdc47c7358d4a58a22f2905978f9423ee4f7ce42fb5f7b75d8- Signature
ed25519:fd6daacb4901514a12c22ad74bddb443334d239898d5ae491fc4fe6c3718bca494165e692106d733f85c59c07c79b5c5387d09856f5837a1578b156be756a10f- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast