yellowhead.com
Observed Jul 26, 2026, 09:50 UTC (7d 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.
Up right now
Runs onCloudflare
Email byGoogle Workspace
Secured byGoogle Trust Services
Also usesGoogle Search ConsoleHubSpot
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat yellowhead.com actually stands on - every host below is a signed observation
yellowhead.com
A / AAAA
172.67.71.121104.26.1.247104.26.0.2472606:4700:20::ac43:4779+2 more
Cloudflareserves the site
NS
elisabeth.ns.cloudflare.comoswald.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
yellowhead.com
Google Trust Servicesissued its certificate
DNS Records
A 3
172.67.71.121104.26.1.247104.26.0.247
AAAA 3
2606:4700:20::ac43:47792606:4700:20::681a:1f72606:4700:20::681a:f7
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 4
anthropic-domain-verification-q7mbfs=fNz6SanZdRg87neJ7p3AorlBpgoogle-site-verification=jqg2h6UGP86MTSbX7tDOv87ZfyTmQp7OlOoiArUuC6Av=spf1 include:_spf.google.com include:3047043.spf01.hubspotemail.net include:spf.exclaimer.net include:zcsend.net ~allv=DMARC1;p=reject;pct=50;rua=mailto:admin@yellowhead.com
NS 2
elisabeth.ns.cloudflare.comoswald.ns.cloudflare.com
SOA 1
elisabeth.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
yellowhead.com |
C=US, O=Google Trust Services, CN=WE1 | Mon, 31 Aug 2026 06:15:03 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +0000 |
Subdomains (0)
None observed.
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 receiptEd25519 Receipt
- Receipt ID
rcpt_e87ac120ebc9a671- Output Hash
b5826ae3e2c032b93ca40e14bcd312f53b8ed5c983aec3ccc8a4678248b82535- Signature
ed25519:9c02d018d88c0b3d08a0d390df86cbaef2b62a363257d5a36c8c4d0df8d79e34a4ad68917535c18614ef13b33dae04cecc7451d3d205b91a3b2fa4a0058a260e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast