3cx.us
Observed Jul 22, 2026, 00:29 UTC (13h 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 byGoogle Trust Services
Registered withEuroDNS SA
Also usesGoogle Search Console
IPv6 · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat 3cx.us actually stands on - every host below is a signed observation
3cx.us
A / AAAA
172.64.152.99104.18.35.1572606:4700:4403::ac40:98632a06:98c1:3102::6812:239d
Cloudflareserves the site
NS
alina.ns.cloudflare.comaugustus.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
3cx.us
Google Trust Servicesissued its certificate
DNS Records
A 2
172.64.152.99104.18.35.157
AAAA 2
2606:4700:4403::ac40:98632a06:98c1:3102::6812:239d
MX 5
1aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 5
google-site-verification=ONbUX8oeMU9IbHDRx4-g5MjiFsT2lUQfCbAv7uHxqqEgoogle-site-verification=duM4s3Seg-NJgcevFoKVVd2RdDnTG0ihMTH-MFoTjuorovag_verification_token=226802F1FE4F4F11BCBFAB5F0CE4ACD1v=spf1 include:_spf.google.com ~allv=DMARC1;p=reject;sp=reject;pct=100;adkim=s;aspf=s;rua=mailto:admin@3cx.us;ruf=mailto:admin@3cx.us;fo=1
NS 2
alina.ns.cloudflare.comaugustus.ns.cloudflare.com
SOA 1
alina.ns.cloudflare.com dns.cloudflare.com
CAA 12
iodef "mailto:webmaster@3cx.com"issue "comodoca.com"issue "digicert.com; cansignhttpexchanges=yes"issue "letsencrypt.org"issue "pki.goog; cansignhttpexchanges=yes"issue "ssl.com"issuewild ""issuewild "comodoca.com"issuewild "digicert.com; cansignhttpexchanges=yes"issuewild "letsencrypt.org"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
3cx.us |
C=US, O=Google Trust Services, CN=WE1 | Sat, 10 Oct 2026 18:47:55 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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_c6e8dd43e3afb194- Output Hash
6c0164d4255a0805c0635b1689eb08c7e4c4d58575b66a8da8d64dd61743d04c- Signature
ed25519:b32d09a009d9ebdd7965b4238219126686ea5b3b83e51e1377f2610777cc2863e40cf0870880319b355fecad1ae2f3c05fe6eb094a032a004cd7ede3098f760d- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast