jefferson.edu

Observed 2026-07-12T14:47:05.618Z (18h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Also usesGoogle Search Console

14 subdomains · tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat jefferson.edu actually stands on - every host below is a signed observation

jefferson.edu

A / AAAA

23.23.103.18798.83.165.213

Cloudflareserves the site

ns3.tju.eduns4.jefferson.edu

tju.edu + jefferson.eduanswers its DNS

mail.jefferson.edu

jefferson.edureceives its email

HTTPS probe

redirect Redirecting (3xx) 301 → http://www.jefferson.edu/

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time437 ms

DNS resolutionNOERROR

Redirect chain

http://www.jefferson.edu/

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

23.23.103.187
98.83.165.213

MX 1

5mail.jefferson.edu

TXT 26

jamf-site-verification=s08jCEVXnt2qUigAGMJTIA
knowbe4-site-verification=ee40bf68d459fd60d2f8cc91b9e5f7bd
00D8c000007UaMO=1TBPn0000000Muz
cisco-ci-domain-verification=7235ed18babfdc23fe461ed2dbc7ef9b4b6f503389dbc22d81957aaf00c10819
v=spf1 exists:%{i}._i.%{d}._d.espf.agari.com include:%{d}.30.spf-protect.agari.com -all
yahoo-verification-key=AhroyhnJWzjyYH3euBg+zfnhxcnYW5jG9Ert46hpuLI=
pexip-ms-tenant-domain-verification=9e7491ff-9fe6-459e-ad5b-755597ec307c
google-site-verification=WzrM75lsGyzl66vgOvgkKQCfhtFJNZreN4hus3nOOfw
apple-domain-verification=95LsOgLo4R2Mun2U
corestream-sfmc-token=SFMC-Upug3Ukf3Cg4B3JC2qWli6Ad8OIdniXDe6_cr4wl

NS 2

ns3.tju.edu
ns4.jefferson.edu

SOA 1

ns4.jefferson.edu hostmaster.tju.edu

CAA 4

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TLS Certificates (0)

None.

Subdomains (14)

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for jefferson.edu. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/jefferson.edu">
  <img src="https://domaindrift.io/badge/jefferson.edu.svg"
       width="300" height="64" alt="DomainDrift signed observations for jefferson.edu">
</a>

Ed25519 Receipt

Receipt ID: be13ac94-2778-484a-b8c2-7cffe2be5d07
Output Hash: 7803c92bff866a792b365bab09481b037f381395122271695564a9e60bfb4882
Signature: ed25519:2ac9a14b570bbe4b9d6cd2ed400001476ff27a4f14e75e116e45e470eca8585d454b1f96efa7a31126f6850010f5223a164d2528e15c26e4d046921337ea6e0a
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/jefferson.edu