us-tech.com
Observed Aug 2, 2026, 13:44 UTC (9h 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 bySectigo
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat us-tech.com actually stands on - every host below is a signed observation
us-tech.com
A / AAAA
3.219.205.87
unattributedserves the site
NS
ns-1268.awsdns-30.orgns-1964.awsdns-53.co.ukns-60.awsdns-07.comns-886.awsdns-46.net
awsdns-30.org + awsdns-53.co.uk + moreanswers 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
us-tech.com
Sectigo Limitedissued its certificate
DNS Records
A 1
3.219.205.87
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 1
v=spf1 ip4:54.165.255.192 ip4:3.219.205.87 include:amazonses.com include:_spf.google.com ~all
NS 4
ns-1268.awsdns-30.orgns-1964.awsdns-53.co.ukns-60.awsdns-07.comns-886.awsdns-46.net
SOA 1
ns-1964.awsdns-53.co.uk awsdns-hostmaster.amazon.com
DMARC_RECORDS 1
v=DMARC1;p=none;pct=100;rua=mailto:admin@ybsolutions.us;ruf=mailto:admin@ybsolutions.us
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
us-tech.com |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Mon, 08 Feb 2027 23:59:59 +0000 |
Sectigo Public Server Authentication CA DV R36 |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 | Fri, 21 Mar 2036 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_df024fd0f4dbb4cb- Output Hash
8c871c818c2aacada62a918ee873a87ef2235ca8c4cd750fcee89c2ebed75d21- Signature
ed25519:4739d5f64ee227c667dca46bc2467b48550e9b8db8e41cc064529d3e9475c97e36e60fce2dc3df7cbba55ed83460b1eacaaa23cd90426e8f4687ad0f00b2eb01- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast