zhidx.com
Observed Jul 27, 2026, 18:44 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
10 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zhidx.com actually stands on - every host below is a signed observation
zhidx.com
A / AAAA
39.105.57.78
unattributedserves the site
NS
dns13.hichina.comdns14.hichina.com
hichina.comanswers its DNS
MX
mxbiz1.qq.commxbiz2.qq.com
qq.comreceives its email
TLS
www.zhidx.com
Let's Encryptissued its certificate
DNS Records
A 1
39.105.57.78
MX 2
5mxbiz1.qq.com10mxbiz2.qq.com
TXT 1
v=spf1 include:spf.mail.qq.com ~all
NS 2
dns13.hichina.comdns14.hichina.com
SOA 1
dns13.hichina.com hostmaster.hichina.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
www.zhidx.com |
C=US, O=Let's Encrypt, CN=YE2 | Sun, 11 Oct 2026 15:58:31 +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 (10)
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_8a2bc48345f38ce0- Output Hash
5588d17a8a4433bdd475943e3cdf2db7e5d132ee821b40d4b11c3bd5be64be79- Signature
ed25519:db085f2e9886dccffefdce210284e0d16120e9eebbe2d6ea52ce4a090174ba8139d5c294e28a8b660c97b4135ddd37f2a9214123333932864ddb805deb412904- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast