andrews.edu
Observed Jul 22, 2026, 04:19 UTC (3d 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
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat andrews.edu actually stands on - every host below is a signed observation
andrews.edu
A / AAAA
143.207.1.30
unattributedserves the site
NS
peter.cs.andrews.eduns3.southern.eduns4.southern.eduns0.southern.edu+1 more
andrews.edu + southern.eduanswers its DNS
MX
aspmx3.googlemail.comalt2.aspmx.l.google.comaspmx2.googlemail.comaspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
andrews.edu
Let's Encryptissued its certificate
DNS Records
A 1
143.207.1.30
MX 5
10aspmx3.googlemail.com5alt2.aspmx.l.google.com10aspmx2.googlemail.com0aspmx.l.google.com5alt1.aspmx.l.google.com
TXT 9
v=msv1 t=91b4171ead5bab4db02db24c024179google-site-verification=bHL0gz5KCRskmD_0HXAAJ5K_Nnc3TFj8QtT_WK7WB4ccisco-ci-domain-verification=630143024ef8774f7bcb72cf0df89e8843b517f4cfacda6f189ea3660ce3cf24_globalsign-domain-verification=KI1prvoBRMVtCJ-R4pcVq2OJWv7y1GJIX49b3bK1lZv=spf1 redirect=_spf.andrews.eduapple-domain-verification=Y4WgUg6I7vDuKFhTgoogle-site-verification=cza2DzLdiGqJQyqIFIR7nHEe_iUoILHbUwVdF1GG0Poadobe-idp-site-verification=d2675e603fd6f8f4f3a85eadcbdecf176c822116151b2c701066ebbcf4415fbav=DMARC1; p=quarantine; sp=none; rua=mailto:freeman+dmarc_aggregate@andrews.edu; pct=100; ruf=mailto:freeman+dmarc_forensic@andrews.edu; aspf=r
NS 5
peter.cs.andrews.eduns3.southern.eduns4.southern.eduns0.southern.eduns2.southern.edu
SOA 1
peter.cs.andrews.edu hostmaster.andrews.edu
SRV 1
autodiscover.andrews.edu:443 p5
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
andrews.edu |
C=US, O=Let's Encrypt, CN=R12 | Mon, 24 Aug 2026 17:57:27 +0000 |
R12 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 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_36a0c17119b21508- Output Hash
de1c0f467117ed2649ab0ca94b9c771df71391186747b9a427cdf300db9b8518- Signature
ed25519:a4324f126c95e2ecd03f15e0524d13a06d97d45e81d362e873446a40b03cbb7694f2fe0106767fd500543d6efc54c30386aa8bb788167c7cba6aefee8aeb2804- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast