halcyon.ai

Observed Jul 18, 2026, 12:07 UTC (21h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMicrosoft 365

Secured byGoogle Trust Services

Registered withMarkMonitor Inc.

Also usesZoomDocuSignSlackGoogle Search ConsoleAtlassian

IPv6 · cybersecurity_expanded

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

INFRASTRUCTURE MAPwhat halcyon.ai actually stands on - every host below is a signed observation

halcyon.ai

A / AAAA

104.18.18.134104.18.19.1342606:4700::6812:12862606:4700::6812:1386

Cloudflareserves the site

lynn.ns.cloudflare.comaddyson.ns.cloudflare.com

cloudflare.comanswers its DNS

halcyon-ai.mail.protection.outlook.com

Microsoft 365receives its email

TLS

halcyon.ai

Google Trust Servicesissued its certificate

DNS Records

A 2

104.18.18.134
104.18.19.134

AAAA 2

2606:4700::6812:1286
2606:4700::6812:1386

MX 1

0halcyon-ai.mail.protection.outlook.com

TXT 26

C1B1D14E2E
V9DCxI3rk5iBSzP9g3cyCFVePMlbg7Be
_o3qxuf75u35jg7olqvq0tmnrwpkcuzn
ZOOM_verify_8dypbKHCMunBlMDRA1wLma
74212ec6db214a5bc87aae2a02a245e9.halcyon.ai
docusign=dacc8bd6-0ce7-4718-bbe7-a0bd53294c06
bw=Mb4YslK5sHCbPlaveagcu7CsMEHNrHxLcnI8nCKTZbxr
v=spf1 include:_spf.halcyon_ai._d.easydmarc.pro ~all
pendo-domain-verification=QorcPegdJ3_1_5b0ZEi8VXSTy3M
openai-domain-verification=dv-F5q63oMpFYYNdusqoxSCW4io

NS 2

lynn.ns.cloudflare.com
addyson.ns.cloudflare.com

SOA 1

addyson.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`halcyon.ai`	C=US, O=Google Trust Services, CN=WE1	Fri, 02 Oct 2026 17:36:29 +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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for halcyon.ai. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: bc87f844-0b76-460a-85dd-90a5deaa6235
Output Hash: e26173a5fd63339f8a4265b1b8106e122847e9e8c67915c9014549ee0c7f9c41
Signature: ed25519:c76b43c4a74ee2f6190d80c3889b3961917502fb35bac764632fea2c210c2dfb8f363237223452712992b87ba4ea47077942233e114fa690df7972dfe9c4460e
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/halcyon.ai