indexo.dev

halcyon.ai

.ai ok HTTP/1.1 200 3271 ms

First seen 2026-05-26 · Last seen 2026-06-15 · crawled 2026-06-13

US · 104.18.18.134 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Halcyon Anti Ransomware and Cyber Resilience Platform
Description
Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.
Language
en
Canonical
https://www.halcyon.ai/
Translations
  • en
  • ja

Open Graph

title
Halcyon Anti Ransomware and Cyber Resilience Platform
description
Halcyon is the cyber resilience platform that Global 2000 companies rely upon to defeat ransomware-as-a-service-borne attacks. With the fastest endpoint recovery methods ever built and multiple layers of resiliency, including bypass and evasion protection, key capture and automated decryption, and data extortion prevention, the Halcyon platform enables attacks to be undone in minutes.

Technology

CDN
Cloudflare
jQuery
3.5.1
Analytics
  • Google Tag Manager
Third-party hosts loaded (9)
  • cdn.prod.website-files.com×61
  • cdn.jsdelivr.net×10
  • slater.app×5
  • 117171963.intellimizeio.com×1
  • api.intellimize.co×1
  • cdn.intellimize.co×1
  • d3e54v103j8qbb.cloudfront.net×1
  • log.intellimize.co×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
MarkMonitor Inc.
Created
2017-12-16
Expires
2027-11-25 522 days left
Updated
2025-12-11
Name servers
  • lynn.ns.cloudflare.com
  • addyson.ns.cloudflare.com

DNS records live

NS
  • addyson.ns.cloudflare.com
  • lynn.ns.cloudflare.com
MX
  • 0 halcyon-ai.mail.protection.outlook.com
TXT
Show 10 TXT records
  • _o3qxuf75u35jg7olqvq0tmnrwpkcuzn
  • easydmarc-verification:d6be343d-3d0d-4e19-8708-99231b1f87d0
  • serval-domain-verification-eftyc3=QeCRPKpa5ewzheveiJxePiMT0
  • V9DCxI3rk5iBSzP9g3cyCFVePMlbg7Be
  • neat-pulse-domain-verification-ZX7lGrM=6d233343-4c67-4562-8e7d-0303b7ced17b
  • cloudflare_dashboard_sso=3bd97110889feb234f7b08e55ec68aec
  • 74212ec6db214a5bc87aae2a02a245e9.halcyon.ai
  • amazon-business-verification=d3acfdb433d5e8699623a9e782082d317721e8d4aa4f9295b9376f0684afa3dd
  • C1B1D14E2E
  • bw=Mb4YslK5sHCbPlaveagcu7CsMEHNrHxLcnI8nCKTZbxr
Verified for
  • Adobe
  • Anthropic
  • Atlassian
  • Cursor
  • DocuSign
  • Google
  • OpenAI
  • Pendo
  • Slack
  • Zoom

Email authentication strong

SPF
v=spf1 include:_spf.halcyon_ai._d.easydmarc.pro ~all
softfail (~all)
DMARC
v=DMARC1;p=reject;rua=mailto:1d0364a44a@rua.easydmarc.us,mailto:re+5ce8a41e3946@inbound.dmarcdigests.com;ruf=mailto:1d0364a44a@ruf.easydmarc.us;fo=1
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwNgyivNPZjdkjqlqCSusF2MANIW9g+0jqJrBz46PhG4IO0+EHxooTEN2eOJTGJ8j4PNH6kzysfbHYH…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzSzn2cicZcuGfKyHXoigLGf14LDRvhorV96OxxyUggA1O+eMQNaQrFRrAJbqS6+iKyor4Di2OpqU5kpeVQ…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArEb4Cn7lkCHFPjBtPCLXGKpLJgn4tec8YS3Ic6xZmmLmbOV+lFwftuWOwS9GIE1WiG/eu+QQFFOXU341ff…
selectors probed

Certificate (current)

WE1
from 2026-05-06 to 2026-08-04
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 100/100 Checked live page: https://www.halcyon.ai/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
DENY
permissions-policy
geolocation=(), camera=(), microphone=()
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
strict-transport-security
max-age=31536000; includeSubDomains

Links to (4)

Linked from (4)

Use this data via API

Everything on this page for halcyon.ai is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/halcyon.ai" \
  -H "X-API-Key: idx_..."

Read the docs & get a free key →

Add a badge to your site

Own halcyon.ai? Show it's tracked on indexo.dev and link visitors straight to this page.

indexo.dev — halcyon.ai

<a href="https://indexo.dev/halcyon.ai" target="_blank" rel="noopener">
  <img src="https://indexo.dev/halcyon.ai/badge.svg" alt="indexo.dev — halcyon.ai">
</a>