concord.edu
Observed 2026-06-13T12:23:05.954Z (1m ago). Every field below was attested with an Ed25519 signature at scan time.
Don't trust this page — check the math. Verification runs entirely in your browser. Nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
e0e1063e-2c18-4df4-9ae6-dcf18c9b7668- Output Hash
2ca1beaecae937c3949af19c3b16c06d9680436a70d0451ff12cd2a7783de5f6- Signature
ed25519:537b421343ca33cf84c395370b7054466cee8f75be119ff8f26263454057d19d253e4ddd189c2b96439aa9d3a68dd4f911ba945c58efbb54c6ac1c65d013df07- Public Key
ed25519:d3f6015a95abdad7e8166ad80938a5885500170bb75f8cdb425b8fd2772bec29- Parent
(genesis)- Plane
- fast
DNS Records
A 1
159.223.162.148
MX 1
{"priority":0,"exchange":"concord-edu.mail.protection.outlook.com"}
TXT 12
v=spf1 a mx a:lists.concord.edu ip4:216.24.75.0/24 include:spf.happyfox.com include:spf.protection.outlook.com include:sendgrid.net -allgoogle-site-verification=11-yiSQDvaMUl0tHXfCaQRs4EKSCB_O3k8kAS6vAf7cb8dvc665q737t5qo0tov6svamvadobe-idp-site-verification=dd5a2f996b4c10a225426676cb87868d0fb3118f27cff5264cc4efb51f64c6047c4pg9t060mf1bhomj90qabh5lip4:168.245.25.116google-site-verification=hes5AvEYxgAYAnrf8vXF52psIB61kxYeKO_UtT_Yp3Ylogmein-verification-code=1ec368f6-01d2-42b0-ae9e-844cb63037e0facebook-domain-verification=hkpnqrjv96oqy0kwh5j1366vhxn9lcej2j64i65jn08b6nhlomfbtrhm
NS 2
pdns09.domaincontrol.compdns10.domaincontrol.com
SOA 1
{"mname":"pdns09.domaincontrol.com","rname":"dns.jomax.net","serial":2026050702,"refresh":28800,"retry":7200,"expire":604800,"minimum":600}
SRV 1
{"priority":0,"weight":0,"port":443,"target":"autodiscover.outlook.com"}
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
www.concord.edu |
C=US, O=Let's Encrypt, CN=R13 | Fri, 31 Jul 2026 10:41:00 +0000 |
R13 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 23:59:59 +0000 |