learner.org

Observed 2026-07-14T20:41:36.734Z (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMimecast

Also usesHubSpotGoogle Search Console

IPv6 · 7 subdomains · tranco_40k

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

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

learner.org

A / AAAA

104.26.9.23172.67.73.67104.26.8.232606:4700:20::681a:817+2 more

Cloudflareserves the site

piotr.ns.cloudflare.comirma.ns.cloudflare.com

cloudflare.comanswers its DNS

us-smtp-inbound-2.mimecast.comus-smtp-inbound-1.mimecast.com

Mimecastreceives its email

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.learner.org/

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time751 ms

DNS resolutionNOERROR

Redirect chain

https://www.learner.org/

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

DNS Records

A 3

104.26.9.23
172.67.73.67
104.26.8.23

AAAA 3

2606:4700:20::681a:817
2606:4700:20::681a:917
2606:4700:20::ac43:4943

MX 2

10us-smtp-inbound-2.mimecast.com
10us-smtp-inbound-1.mimecast.com

TXT 6

knowbe4-site-verification=49ec5a3b80f621046482613e1a9b4e3a
v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:47917809.spf05.hubspotemail.net -all
MS=ms70477595
6gqcz5CKKjHdhA7RcYfAmpYGvvA8DAGMKG2W+BTAq3BmTrOnRr7kwSXSdPGDReFC7DyNoYU8x9PgYufOsbV5oA==
google-site-verification=nWv8zO1mE8trxoqY5wJg4qfqRcDzgd4kjor7ClROPDs
v=DMARC1; p=reject; rua=mailto:dmarc@annenberg.opsgenie.net;

NS 2

piotr.ns.cloudflare.com
irma.ns.cloudflare.com

SOA 1

irma.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (0)

None.

Subdomains (7)

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

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

Ed25519 Receipt

Receipt ID: 2b1795f7-341d-4c62-a4ad-10c7f76dc81e
Output Hash: 64a500d4daa8d2bc1489be478bc5b883079da56a3ffcf9329aa3be5cd028ba12
Signature: ed25519:278af56ac2b16be1e361e29fc091dff9475793439ca135ffe91d4f636af8204d7c0f9def1708bf75aeecd0d291262c665b2a74f7be662d56bafbdc7374100008
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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