usefusion.app
Observed Jul 26, 2026, 12:32 UTC (7d 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 usefusion.app actually stands on - every host below is a signed observation
usefusion.app
A / AAAA
198.185.159.145198.185.159.144198.49.23.144198.49.23.145
unattributedserves the site
NS
ns-cloud-d3.googledomains.comns-cloud-d1.googledomains.comns-cloud-d2.googledomains.comns-cloud-d4.googledomains.com
googledomains.comanswers its DNS
MX
aspmx.l.google.comalt2.aspmx.l.google.comalt1.aspmx.l.google.comalt3.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
usefusion.app
Let's Encryptissued its certificate
DNS Records
A 4
198.185.159.145198.185.159.144198.49.23.144198.49.23.145
MX 5
1aspmx.l.google.com5alt2.aspmx.l.google.com5alt1.aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com
TXT 2
google-site-verification=55XIpq4UQpHTqWdM10NQjWSEhbG2KWvA3uxqzZGdV9kv=spf1 include:_spf.google.com ~all
NS 4
ns-cloud-d3.googledomains.comns-cloud-d1.googledomains.comns-cloud-d2.googledomains.comns-cloud-d4.googledomains.com
SOA 1
ns-cloud-d1.googledomains.com cloud-dns-hostmaster.google.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
usefusion.app |
C=US, O=Let's Encrypt, CN=YR1 | Tue, 22 Sep 2026 07:06:14 +0000 |
YR1 |
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_0e20d1b1f836722f- Output Hash
430357f47fc7c872154e22ce88b1ed3745d19cabb8e772dfd846c424b5d5d2b5- Signature
ed25519:e984d12b3dc0c79891fee6749c62d23f97f47a69e6b9b2fb8dfc63a3995a2e5160ba15035e962dc4df099b025f6358259e3d5f5255ae58b20e09c9e353e34304- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast