lingua.com
Observed Jul 24, 2026, 02:05 UTC (5h 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
Email byGoogle (SPF sender)
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat lingua.com actually stands on - every host below is a signed observation
lingua.com
A / AAAA
92.204.54.4
unattributedserves the site
NS
ns1.domaindiscount24.netns2.domaindiscount24.netns3.domaindiscount24.net
domaindiscount24.netanswers its DNS
TLS
lingua.com
Let's Encryptissued its certificate
DNS Records
A 1
92.204.54.4
TXT 2
v=spf1 a include:_spf.google.com include:spf.mailjet.com ~allgoogle-site-verification=hPYK1ieYXt9ZdHkZvdScr4AAExjbjx0s19bNaWHAJZA
NS 3
ns1.domaindiscount24.netns2.domaindiscount24.netns3.domaindiscount24.net
SOA 1
ns1.domaindiscount24.net tech.key-systems.net
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
lingua.com |
C=US, O=Let's Encrypt, CN=YR2 | Sat, 05 Sep 2026 14:36:39 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
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
rcpt_9657681d04941a53- Output Hash
91f9dfb073c37d3be89970e1309694b81e221467ecbfe6b6c257e075313dd447- Signature
ed25519:b6babff299dd84b2a8f7e2a542b865f7ea47f3d04cf58299dbe45e2e63a2dea9fb1fa8869e800e360955e9ad1a54ec5dfe5c7b7652379f761c6da4f4b9e7bb06- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast