johnson.edu

Observed Jul 24, 2026, 17:49 UTC (17h 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.

Verify this receipt yourself + Watch this domain

Up right now

Runs onLiquid Web

Email byMailchimp

Secured byLet's Encrypt

Also usesZoom

1 subdomain · education_expanded

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

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

johnson.edu

A / AAAA

69.167.148.102

Liquid Webserves the site

ns5.he.netns3.he.netns2.he.netns1.he.net+1 more

he.netanswers its DNS

ussf512.upstreamsecurity.netussf32.upstreamsecurity.netussf502.upstreamsecurity.netussf51.upstreamsecurity.net+2 more

Mailchimpreceives its email

TLS

www.johnson.edu

Let's Encryptissued its certificate

DNS Records

A 1

69.167.148.102

MX 6

20ussf512.upstreamsecurity.net
10ussf32.upstreamsecurity.net
20ussf502.upstreamsecurity.net
10ussf51.upstreamsecurity.net
10ussf50.upstreamsecurity.net
20ussf322.upstreamsecurity.net

TXT 6

MS=5AB8BB328CE611DAE0C185A1935D52955EF542BA
MS=ms69612961
v=spf1 a:servers.mcsv.net a:webmail.johnson.edu a:outboundmail.blackbaud.net a:brightspace.com include:spf.watermarkinsights.com include:spf.mandrillapp.com ip4:50.237.13.200 include:secure.giftlegacy.com include:spf.upstreamsecurity.net ~all
ZOOM_verify_ZTFHlOvFbv5epuz12Ccbqx
duo_sso_verification=Mm4AvUf6aEPOCOMzOvl9XTe4cln54h2Waybo7mc1Xgt8TfyrTtJikG7dpgl8W5yp
v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;

NS 5

ns5.he.net
ns3.he.net
ns2.he.net
ns1.he.net
ns4.he.net

SOA 1

ns1.he.net hostmaster.he.net

TLS Certificates (3)

Common Name	Issuer	Expires
`www.johnson.edu`	C=US, O=Let's Encrypt, CN=YR1	Fri, 04 Sep 2026 13:46:54 +0000
`YR1`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

www.johnson.edu

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 johnson.edu. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_71f9240c19a5571f
Output Hash: 1e7a0551b62ab384af0bc1e314bf549f722b204b838330832cc52807ed34c8ca
Signature: ed25519:4ee9cb98a1fdd2e3067e48274831fe2e747ec42bc18b81e8b3ccc50877d614e2952350709b82009d37a0db8ab9696bc292f938f0382dbb7fe98a76c47fd5680a
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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