nrao.edu

Observed 2026-07-12T08:28:14.761Z (21h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMandrill (Mailchimp)

Also usesDocuSignAtlassian

9 subdomains · tranco_40k

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

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

nrao.edu

A / AAAA

192.33.115.129

Cloudflareserves the site

sadira.gb.nrao.eduzia.aoc.nrao.educv3.cv.nrao.edu

nrao.eduanswers its DNS

cv3.cv.nrao.edurevere-vml.aoc.nrao.eduio.gb.nrao.edu

Mandrill (Mailchimp)receives its email

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.nrao.edu/

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time309 ms

DNS resolutionNOERROR

Redirect chain

https://www.nrao.edu/

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

DNS Records

A 1

192.33.115.129

MX 3

10cv3.cv.nrao.edu
10revere-vml.aoc.nrao.edu
10io.gb.nrao.edu

TXT 8

MS=B1EC8FECD69CCA0B9D746BC8F02A33E353312AD4
docusign=7222632d-c362-4a84-9768-8e498759d6f5
apple-domain-verification=IoBzh5sfRMYauHv3
mandrill_verify.YOUsnxKgVCS7JcUz8rfDhQ
atlassian-domain-verification=mjTlwjAqiE046j3AiCsCB9wU9q6fKyZ2VXmBvehlkWDjlPCdHtlqffkV/AGp3sam
v=spf1 mx include:hgncloud.com include:spf.mandrillapp.com include:spf.protection.outlook.com ip4:192.33.115.70 ip4:146.88.9.34 ~all
ugIPtt8T4Uy8aftOSmTufO3LJGLJci5M8dHoq6XgewpbFttQLlDOMzlFZXLLeO0RGjXuUGWh8Arwg8RhOurJVw==
MS=ms86952905

NS 3

sadira.gb.nrao.edu
zia.aoc.nrao.edu
cv3.cv.nrao.edu

SOA 1

cv3.cv.nrao.edu tech.nrao.edu

TLS Certificates (0)

None.

Subdomains (9)

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

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

Ed25519 Receipt

Receipt ID: 7204f2e0-fa7a-41c1-846b-3900cfdfb038
Output Hash: aade46f957447c30de35782f89a7486cdbc75a44a9a1df9bf837785c045c50e7
Signature: ed25519:353762f3e23556c8e103ee0606e67404bf09f33b525a24906e39943ae614dd94e6e9403e6341eeef93a126a5b93792296b8d624b5d04c068837af41104205603
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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