treehouse.com
Observed 2026-07-14T02:54:18.094Z (2h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byMicrosoft 365
IPv6 · 1 subdomain · push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat treehouse.com actually stands on - every host below is a signed observation
treehouse.com
A / AAAA
18.154.101.7418.154.101.4918.154.101.918.154.101.99+8 more
Cloudflareserves the site
NS
ns-779.awsdns-33.netns-72.awsdns-09.comns-1074.awsdns-06.orgns-1880.awsdns-43.co.uk
awsdns-33.net + awsdns-09.com + moreanswers its DNS
MX
treehouse-com.mail.protection.outlook.com
Microsoft 365receives its email
HTTPS probe
ok
Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time195 ms
DNS resolutionNOERROR
Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 4
18.154.101.7418.154.101.4918.154.101.918.154.101.99
AAAA 8
2600:9000:250c:c600:19:d69d:fbc0:93a12600:9000:250c:ea00:19:d69d:fbc0:93a12600:9000:250c:c400:19:d69d:fbc0:93a12600:9000:250c:b400:19:d69d:fbc0:93a12600:9000:250c:ae00:19:d69d:fbc0:93a12600:9000:250c:e000:19:d69d:fbc0:93a12600:9000:250c:5a00:19:d69d:fbc0:93a12600:9000:250c:6200:19:d69d:fbc0:93a1
MX 1
10treehouse-com.mail.protection.outlook.com
TXT 2
v=spf1 include:spf.protection.outlook.com -allv=DMARC1; p=reject; pct=100
NS 4
ns-779.awsdns-33.netns-72.awsdns-09.comns-1074.awsdns-06.orgns-1880.awsdns-43.co.uk
SOA 1
ns-1074.awsdns-06.org awsdns-hostmaster.amazon.com
TLS Certificates (0)
None.
Subdomains (1)
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 receiptPut the receipt on your own site. A live badge showing what DomainDrift observes and signs for treehouse.com. It updates itself. It attests a signed observation - not that the site is safe.
<a href="https://domaindrift.io/t/treehouse.com">
<img src="https://domaindrift.io/badge/treehouse.com.svg"
width="300" height="64" alt="DomainDrift signed observations for treehouse.com">
</a>
Ed25519 Receipt
- Receipt ID
f2935832-9736-485d-bb60-23fc80cdd3b4- Output Hash
4becf6493cbcaec71ce45a779359f681de66cece248b83ffb7689135ef4513df- Signature
ed25519:fac7b49a4978156a523e47882fc8d6d045f543ff655b077a14aa9969c5067e7ec9457183fbea93d2aa9e47f8b9abf6bcb34693f01f6bbfcef3e910c505b4880f- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast