zjstech.net
Observed Jul 27, 2026, 22:53 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
2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zjstech.net actually stands on - every host below is a signed observation
zjstech.net
A / AAAA
38.121.43.210
unattributedserves the site
NS
ns2.zjstech.netns1.zjstech.netns3.zjstech.net
zjstech.netanswers its DNS
MX
mail.zjstech.net
zjstech.netreceives its email
TLS
zjstech.net
Let's Encryptissued its certificate
DNS Records
A 1
38.121.43.210
MX 1
10mail.zjstech.net
TXT 1
v=spf1 a:triton.zjstech.net a:athena.zjstech.net a:new-athena.zjstech.net a:chloris.zjstech.net a:ares.zjstech.net a:atlas.zjstech.net a:todt.zjstech.net a +mx -all
NS 3
ns2.zjstech.netns1.zjstech.netns3.zjstech.net
SOA 1
ns3.zjstech.net rstern.zjstech.com
SRV 1
zjstech.net:993 p0
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
zjstech.net |
C=US, O=Let's Encrypt, CN=YR2 | Wed, 21 Oct 2026 08:39:54 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (2)
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_f5302a7fcf40eec6- Output Hash
4a226a4113624ba2f572cc32077c1b6b4ecf0aefb996666f3b348f153e0da8c3- Signature
ed25519:4287e173948ff0603b645ae4b3a5b6e0c39be092fa75dfc39eada4602efbd80db2f09e7057d11fc3c7bc0589923a41615195631c6be5e41d30aa5bd190a8ee0e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast