duncan.idv.tw
Observed Jul 27, 2026, 19:40 UTC (5d 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 usesGoogle Search Console
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat duncan.idv.tw actually stands on - every host below is a signed observation
duncan.idv.tw
A / AAAA
114.33.33.102
unattributedserves the site
NS
ns-cloud-c4.googledomains.comns-cloud-c1.googledomains.comns-cloud-c3.googledomains.comns-cloud-c2.googledomains.com
googledomains.comanswers its DNS
MX
alt2.aspmx.l.google.comalt1.aspmx.l.google.comaspmx3.googlemail.comaspmx5.googlemail.com+3 more
Google Workspacereceives its email
TLS
duncan.idv.tw
Let's Encryptissued its certificate
DNS Records
A 1
114.33.33.102
MX 7
20alt2.aspmx.l.google.com20alt1.aspmx.l.google.com30aspmx3.googlemail.com30aspmx5.googlemail.com30aspmx4.googlemail.com10aspmx.l.google.com30aspmx2.googlemail.com
TXT 1
google-site-verification=t-QSc4YWO2xIZqfdgq_ErdkP-vlkl_5X541Fw_r2Ke0
NS 4
ns-cloud-c4.googledomains.comns-cloud-c1.googledomains.comns-cloud-c3.googledomains.comns-cloud-c2.googledomains.com
SOA 1
ns-cloud-c1.googledomains.com cloud-dns-hostmaster.google.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
duncan.idv.tw |
C=US, O=Let's Encrypt, CN=YE1 | Sun, 27 Sep 2026 13:36:39 +0000 |
YE1 |
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 (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_e94ea14c8e4934d3- Output Hash
fac33ca12ee02cbef135874e5a2b96e9b9a55a0df787fa3d7e6a00fc6c810741- Signature
ed25519:b9a011bb31ae719d5ca89388f860e14191c9af1ad553b503bec3e8012559bb47ff0169918872ae36ad6696b4652fb8aa25dcb6c7b2d831f77af3c77dff6d4005- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast