usf.com.ua
Observed Jul 26, 2026, 08:56 UTC (7d 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
Runs onCloudflare
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat usf.com.ua actually stands on - every host below is a signed observation
usf.com.ua
A / AAAA
172.65.90.65172.65.90.642606:4700:78::90:0:5402606:4700:78::90:0:541
Cloudflareserves the site
NS
joyce.ns.cloudflare.comlangston.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
usf.com.ua
Let's Encryptissued its certificate
DNS Records
A 2
172.65.90.65172.65.90.64
AAAA 2
2606:4700:78::90:0:5402606:4700:78::90:0:541
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 4
esputnik-verification=RVNQX0RWS19WMQABDZ4AAAF2Itt51tkljgLrYyEpgoogle-site-verification=1sug3mjJwLLv15WU28OqtRAq773K8S3qHn8VvkDbtNkv=spf1 a mx ip4:195.189.240.160 ip4:195.189.240.204 include:_spf.google.com include:spf2.esputnik.com include:mxsspf.sendpulse.com ~allv=DMARC1; p=quarantine; rua=mailto:reports@usf.com.ua; ruf=mailto:reports@usf.com.ua; pct=100
NS 2
joyce.ns.cloudflare.comlangston.ns.cloudflare.com
SOA 1
joyce.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
usf.com.ua |
C=US, O=Let's Encrypt, CN=YE2 | Fri, 23 Oct 2026 13:35:52 +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 |
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_89dcf9991c22dfa1- Output Hash
6c23e92803b37b735ab60eb241f7429807144825a7415b10b952a71a52a1d26f- Signature
ed25519:dc72868f8373f2b980c17b030ed1e56f5578b18164be64002cea3cfd6b56fc4ac5dfd5f998f385bcd75f67925bc87ed44f8e77d627c7235d34f2b3344bc31f0d- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast