simmons.edu
Observed Jul 24, 2026, 19:09 UTC (8d 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 byGoogle Workspace
Secured byGlobalSign
Also usesFacebook/MetaGoogle Search Console
IPv6 · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat simmons.edu actually stands on - every host below is a signed observation
simmons.edu
A / AAAA
104.18.19.107104.18.18.1072606:4700::6812:126b2606:4700::6812:136b
Cloudflareserves the site
NS
ns1.simmons.eduns4.simmons.eduns3.simmons.eduns2.simmons.edu
simmons.eduanswers its DNS
MX
aspmx.l.google.comalt2.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
simmons.edu
GlobalSign nv-saissued its certificate
DNS Records
A 2
104.18.19.107104.18.18.107
AAAA 2
2606:4700::6812:126b2606:4700::6812:136b
MX 5
1aspmx.l.google.com5alt2.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com10alt3.aspmx.l.google.com
TXT 8
v=spf1 include:_spf.simmons.edu ~allcoursera-domain-verification=nunxXeW8mcGhJ1Z8PC9zgwGWrfjuT4K92JnMrl0uWKtXg1JyZLEJY8S6yaz3NXt9facebook-domain-verification=nwc8ird54xsly04u5ryxru3s9lxkkfapple-domain-verification=vAUreLwE76BvLOCM_globalsign-domain-verification=9Bnh51d6PRQ3it4yOhp7YlWvOcwLt0jv3RnOWm7lSzopenai-domain-verification=dv-fuQ2s3yeSvjJOuigBVIaF45Xgoogle-site-verification=dYWFA13kxMGuGFgOUqJUB7VrhCeW1wFR3TgiQMScFH0v=DMARC1; p=reject; pct=100; rua=mailto:5273df1455e1492ba752397725df0e21@dmarc-reports.cloudflare.net
NS 4
ns1.simmons.eduns4.simmons.eduns3.simmons.eduns2.simmons.edu
SOA 1
ns1.simmons.edu admins.simmons.edu
CAA 11
issue "letsencrypt.org"issuewild "globalsign.com"issue "pki.goog"issue "sectigo.com"issuewild "sectigo.com"issue "amazon.com"issue "digicert.com"iodef "mailto:admins@simmons.edu"issue "globalsign.com"issuewild "amazon.com"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
simmons.edu |
C=BE, O=GlobalSign nv-sa, CN=GlobalSign Atlas ECCR5 OV TLS CA 2026 Q2 | Sun, 07 Feb 2027 21:58:18 +0000 |
GlobalSign Atlas ECCR5 OV TLS CA 2026 Q2 |
2.5.4.11=GlobalSign ECC Root CA - R5, O=GlobalSign, CN=GlobalSign | Fri, 21 Jan 2028 00:00:00 +0000 |
GlobalSign |
2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign | Sun, 18 Mar 2029 10:00:00 +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_d36b7f6f07b42d0b- Output Hash
5b2f38d74e05f3e759b359b80bef7ba98a6cccf59c5bd8d38aa82aa083f13a93- Signature
ed25519:3ad94e09c63a11df8f4e8e561e1aaa524c84ea1b85242c84c982fb8dff0326a8231b111daf51f0476c07a3c4290003707823892733f3d33a653bde8f016be509- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast