booksusi.com
Observed Jul 22, 2026, 00:39 UTC (59m ago). Every field below was attested with an Ed25519 signature at scan time.
Guarded by a firewall
Runs onCloudflare
Email byGoogle Workspace
Secured byGoogle Trust Services
Registered withEPAG Domainservices GmbH
IPv6 · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat booksusi.com actually stands on - every host below is a signed observation
booksusi.com
A / AAAA
104.26.9.237172.67.72.147104.26.8.2372606:4700:20::681a:8ed+2 more
Cloudflareserves the site
NS
dell.ns.cloudflare.comjulian.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.com+2 more
Google Workspacereceives its email
TLS
booksusi.com
Google Trust Servicesissued its certificate
DNS Records
A 3
104.26.9.237172.67.72.147104.26.8.237
AAAA 3
2606:4700:20::681a:8ed2606:4700:20::681a:9ed2606:4700:20::ac43:4893
MX 6
1aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com10aspmx4.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 2
s889oujjunbbgv21reunt901auv=spf1 a mx include:_spf.google.com include:spf.mandrillapp.com include:email.freshdesk.com ~all
NS 2
dell.ns.cloudflare.comjulian.ns.cloudflare.com
SOA 1
dell.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
booksusi.com |
C=US, O=Google Trust Services, CN=WE1 | Mon, 05 Oct 2026 02:50:02 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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_f5d0ddc83c5d740d- Output Hash
9d4986ecc9a0fa1aad4004c4b5d0a06ca59489c9a64cfbf9979102bfcf2fb3a2- Signature
ed25519:b6fd9bd6e06597ac3d35a0af3e5c80d41e9a24a5bdb3cc9beeb70dd6d1e8bbb280ccf4e88ec6771875701543b31a6df861b209dde85fe7d3d48de4d7286fa704- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast