viermtech.com.tw
Observed Aug 2, 2026, 18:17 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
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesFacebook/MetaGoogle Search Console
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat viermtech.com.tw actually stands on - every host below is a signed observation
viermtech.com.tw
A / AAAA
103.138.106.72
unattributedserves the site
NS
ns3.dns.why3s.comns2.dns.why3s.comns4.dns.why3s.comns1.dns.why3s.com
why3s.comanswers its DNS
MX
alt1.aspmx.l.google.comalt4.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
*.viermtech.com.tw
Let's Encryptissued its certificate
DNS Records
A 1
103.138.106.72
MX 5
20alt1.aspmx.l.google.com30alt4.aspmx.l.google.com20alt2.aspmx.l.google.com30alt3.aspmx.l.google.com10aspmx.l.google.com
TXT 7
MS=ms58792073facebook-domain-verification=1uaanoev4pd71ahx75lpeinbb79havv=spf1 ip4:103.138.106.71 include:relay01.why3s.com ip4:103.138.106.4 include:_spf.google.com ~allgoogle-site-verification=qUQDviOwbuHkfY3m8wbtE_m2b9PvRaThXJ8jbuDCP54openai-domain-verification=dv-SxNveIprzNbK65jGQOzXieqwgoogle-site-verification=TBD-Nj1Am1-hPMxSTeCl0msiTI-sUBCtNQgJUwdci8gMS=6C74ED3A3B67CBEB521794A6927A1D4F2D4A8875
NS 4
ns3.dns.why3s.comns2.dns.why3s.comns4.dns.why3s.comns1.dns.why3s.com
SOA 1
ns1.dns.why3s.com root.sun6352.bestoneserver.com
SRV 1
cpanelemaildiscovery.cpanel.net:443 p0
DMARC_RECORDS 1
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=90;fo=0;rf=afrf;ri=86400;rua=mailto:jaxliao@viermtech.com.tw;ruf=mailto:jaxliao@viermtech.com.tw
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.viermtech.com.tw |
C=US, O=Let's Encrypt, CN=YR2 | Sat, 10 Oct 2026 04:40:42 +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 (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_fd645689f2d6b51c- Output Hash
e9bdb19e18951a805ac330d40e57e5b52aba52fad393a972f4f4995b3c4657a2- Signature
ed25519:ecfb2bb3988035b62cdcb0b8cc8383276442272973cb5e96675015fd58ca02c66e07b5fe8464d85e185a9036fa0740ecd9dddd4f43b67b3a4d623d7e03aac907- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast