hl7.org

Observed Jul 24, 2026, 01:12 UTC (15m 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 onAmazon

Email byMicrosoft 365

Secured byAmazon

Registered withGoDaddy.com, LLC

Also usesHubSpot

2 subdomains · tranco_100k

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

INFRASTRUCTURE MAPwhat hl7.org actually stands on - every host below is a signed observation

hl7.org

A / AAAA

3.143.49.1333.128.41.194

Amazonserves the site

ns-1258.awsdns-29.orgns-1586.awsdns-06.co.ukns-349.awsdns-43.comns-534.awsdns-02.net

awsdns-29.org + awsdns-06.co.uk + moreanswers its DNS

hl7-org.mail.protection.outlook.com

Microsoft 365receives its email

TLS

hl7.org

Amazonissued its certificate

DNS Records

A 2

3.143.49.133
3.128.41.194

MX 1

0hl7-org.mail.protection.outlook.com

TXT 3

00D5e000001Aj86=1TBVM0000000B57
v=spf1 mx ip4:204.14.234.64/28 ip4:204.14.232.64/28 ip4:182.50.78.64/28 ip4:96.43.144.64/31 ip4:96.43.148.64/31 include:_spf.salesforce.com include:spf.protection.outlook.com include:servers.mcsv.net include:2167096.spf08.hubspotemail.net include:8047841.spf05.hubspotemail.net -all
v=DMARC1; p=quarantine; rua=mailto:dmarc@hl7.org; pct=100

NS 4

ns-1258.awsdns-29.org
ns-1586.awsdns-06.co.uk
ns-349.awsdns-43.com
ns-534.awsdns-02.net

SOA 1

ns-1258.awsdns-29.org awsdns-hostmaster.amazon.com

CAA 4

issue "amazon.com"
issue "digicert.com"
issue "letsencrypt.org"
issue "symantec.com"

TLS Certificates (3)

Common Name	Issuer	Expires
`hl7.org`	C=US, O=Amazon, CN=Amazon RSA 2048 M04	Sat, 03 Oct 2026 23:59:59 +0000
`Amazon RSA 2048 M04`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:26:35 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (2)

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 hl7.org. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/hl7.org">
  <img src="https://domaindrift.io/badge/hl7.org.svg"
       width="300" height="64" alt="DomainDrift signed observations for hl7.org">
</a>

Ed25519 Receipt

Receipt ID: rcpt_f885e08eb7cd3c21
Output Hash: 5224a3d5cab1d6c3902c426642dbf9870f367f6b758d8602e65ec1400ee18552
Signature: ed25519:017410ec55243a40fd89341174746d61af33375c13e8cfefa3c84a3266c119eef5bcdb9ef2e09ca2709df62e271f9611cf66c6ab4e41e6acebb1d02f4a1cb307
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/hl7.org