uws.edu.pl
Observed Aug 3, 2026, 02:42 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 Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uws.edu.pl actually stands on - every host below is a signed observation
uws.edu.pl
A / AAAA
91.210.48.171
unattributedserves the site
NS
ns11.ovh.netdns11.ovh.net
ovh.netanswers its DNS
MX
alt2.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com
Google Workspacereceives its email
TLS
www.uws.edu.pl
Let's Encryptissued its certificate
DNS Records
A 1
91.210.48.171
MX 3
5alt2.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com
TXT 5
v=spf1ip4:91.210.48.134include:_spf.google.com~allmojecertpl-site-verification-ZuFHrbovbTIkfsh8u0zQMqk5z5b01y32google-site-verification=i2VFn7TYV8lWi-jRZO5cZ0LNlswdZ_3YLc_YVdP052sHARICA-PANiVegIYPJmvSiNVklMS=ms30659961
NS 2
ns11.ovh.netdns11.ovh.net
SOA 1
dns11.ovh.net tech.ovh.net
DMARC_RECORDS 1
v=DMARC1
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
www.uws.edu.pl |
C=US, O=Let's Encrypt, CN=YE1 | Mon, 12 Oct 2026 12:29:32 +0000 |
YE1 |
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 (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_80ad640623edaacd- Output Hash
1510ccdaafa0fb161376b7370472ff2eb579e8f005a10adb96ae4eb766916cc5- Signature
ed25519:0e18365ae19624e334ec619cde64a82710ae4492d51d7a74bcf1e48216857ce85b02cc65dc024641a79ed5f6cd372cee5e5ab267d9f18fb206213b424ef33009- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast