usetech.com
Observed Jul 27, 2026, 19:15 UTC (6d 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
Secured byLet's Encrypt
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat usetech.com actually stands on - every host below is a signed observation
usetech.com
A / AAAA
141.133.174.15
unattributedserves the site
NS
jamie.ns.cloudflare.comsonny.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mx-main.usetech.rumx-bkp.usetech.ru
usetech.rureceives its email
TLS
*.usetech.ru
Let's Encryptissued its certificate
DNS Records
A 1
141.133.174.15
MX 2
10mx-main.usetech.ru20mx-bkp.usetech.ru
TXT 4
MS=ms32070968v=spf1 mx a:mx01.usetech.ru a:mx02.usetech.ru a:mx-main.usetech.ru a:mx-bkp.usetech.ru ip4:194.113.151.145 ip4:62.76.225.26 ip4:82.198.175.43 ip4:185.9.87.28 -allv=DMARC1; p=none; sp=none; rua=mailto:postmaster@usetech.comv=DMARC1; p=reject; rua=mailto:postmaster@usetech.com; pct=100;
NS 2
jamie.ns.cloudflare.comsonny.ns.cloudflare.com
SOA 1
jamie.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (5)
| Common Name | Issuer | Expires |
|---|---|---|
*.usetech.ru |
C=US, O=Let's Encrypt, CN=YE2 | Tue, 13 Oct 2026 10:36:21 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X1 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Mon, 04 Jun 2035 11:04:38 +0000 |
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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_de16d352df4128ee- Output Hash
267489cd739d455359532f109fcdba023a5c11a9c42213e3786a088ba2a42ddb- Signature
ed25519:09191599367a68485c793cd86ea33df099c28c8b18f685b19ccf9007dd05c01515606ec5e8125f7b978b5c126f73e12573ea36ef110f40174d1c81c91b67fe0f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast