apsb.org
Observed Aug 17, 2026, 06:51 UTC (14h 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
CloudflareEmail byGoogle Workspace
Google WorkspaceSecured byLet's Encrypt
Let's EncryptRegistered withGoDaddy.com, LLC
Also usesGoogle Search ConsoleMicrosoft 365CitrixDuo Security
Google Search Console
Microsoft 365
Citrix
Duo Securitydomcop
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for apsb.org in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.
INFRASTRUCTURE MAPwhat apsb.org actually stands on - every host below is a signed observation
apsb.org
A / AAAA
104.17.68.73
Cloudflareserves the site
NS
pdns07.domaincontrol.compdns08.domaincontrol.com
domaincontrol.comanswers its DNS
MX
alt1.aspmx.l.google.comaspmx2.googlemail.comaspmx.l.google.comalt2.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
apsb.org
Let's Encryptissued its certificate
DNS Records
A 1
104.17.68.73
MX 5
20alt1.aspmx.l.google.com30aspmx2.googlemail.com10aspmx.l.google.com20alt2.aspmx.l.google.com30aspmx3.googlemail.com
TXT 5
v=spf1 a:smtp1.apsb.org a:smtp2.apsb.org include:customerspf.schoolmessenger.com include:_spf.google.com include:printra.net ~allgoogle-site-verification=ha_K4-t6GvLEU9nonAJasbpiTCgUTq8i7RFAYwEjtH8MS=ms95325443citrix-verification-code=0adb62b8-86c2-4281-9368-927e09e097c4duo_sso_verification=7wtHCK8L8Zj7HotAG1OThhoZh7I3TvB0DRZT0yvjn6NmQ1MtjPhnwhxLqoudprby
NS 2
pdns07.domaincontrol.compdns08.domaincontrol.com
SOA 1
pdns07.domaincontrol.com dns.jomax.net
DMARC_RECORDS 1
v=DMARC1; p=none; rua=mailto:helpdesk@apsb.org; ruf=mailto:helpdesk@apsb.org; sp=none; adkim=s;
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
apsb.org |
C=US, O=Let's Encrypt, CN=YE2 | Sat, 03 Oct 2026 14:52:55 +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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_d9294163a499cc27- Output Hash
eafe983eb3578e70d1d2b76ac63524008d0cb5d37f286616b8c8f00cbc48f426- Signature
ed25519:364f2148df08e65e5ac71ff184a82dd76a043f9addcddf6ea29fbfdc891fa94d7c41a1d4165639d363ef7fd99aecf970d64f7dd50c5c97a6b0fa7bada52e2a0b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast