arbook.info
Observed Jul 23, 2026, 06:55 UTC (1d 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
Runs onCloudflare
Email bySendGrid
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat arbook.info actually stands on - every host below is a signed observation
arbook.info
A / AAAA
104.26.5.125104.26.4.125172.67.68.2382606:4700:20::681a:57d+2 more
Cloudflareserves the site
NS
garret.ns.cloudflare.commargaret.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mx15.ukraine.com.uamx20.ukraine.com.ua
SendGridreceives its email
TLS
arbook.info
Let's Encryptissued its certificate
DNS Records
A 3
104.26.5.125104.26.4.125172.67.68.238
AAAA 3
2606:4700:20::681a:57d2606:4700:20::681a:47d2606:4700:20::ac43:44ee
MX 2
15mx15.ukraine.com.ua20mx20.ukraine.com.ua
TXT 9
esputnik-verification=RVNQX0RWS19WMQABl9UAAAGT9Ge44oDifwFILnA6google-gws-recovery-domain-verification=58255038google-site-verification=FhCPalKUtYPCtyG54PhHqB-v3DxLJEzYO9YrOYotglcgoogle-site-verification=Mj4zZSgaO0yJDccnE_OToTb_7eHMAb0rz_B3MUkEgaYgoogle-site-verification=aiZCWE2JZ_E4bgleDEuFsEg9cVtoQB4Mot9fi8oDl1Mgoogle-site-verification=crN9BxvXTx9jpcHN0glOFstWncKaYw-9saGG21UtSi4v=DMARC1; p=none; sp=quarantine; rua=mailto:ipm74qp@ar.glockapps.com,mailto:dmarc@arbook.info; ruf=mailto:ipm74qp@fr.glockapps.com; fo=1;v=spf1 include:spf2.esputnik.com include:sendgrid.net include:_spf.ukraine.com.ua ip4:209.75.210.73 -allv=DMARC1; p=none; rua=mailto:ipm74qp@ar.glockapps.com,mailto:dmarc@arbook.info; ruf=mailto:ipm74qp@fr.glockapps.com; fo=1;
NS 2
garret.ns.cloudflare.commargaret.ns.cloudflare.com
SOA 1
garret.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
arbook.info |
C=US, O=Let's Encrypt, CN=YE2 | Mon, 31 Aug 2026 22:54:46 +0000 |
YE2 |
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_44c285d7c2d7e139- Output Hash
74db1459ad147a85bd5a603a2816b20513b09cd1c08cfcfb756e4aa60a97b181- Signature
ed25519:bd6c6b1906f08685b1046462f126c1c89d40b5a06c9b48860ee4417c3e915b3bd0c21e6d1145e701d563a3c4832be7daee2e3db12eab9413b38d415de177d305- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast