indexo.dev

threesigma.xyz

.xyz crawl

First seen 2026-05-10 · Last seen 2026-05-10 · ok HTTP/1.1 200 1759 ms crawled 2026-05-16

US · 104.21.85.159 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Three Sigma - Blockchain Security and DeFi Audits
Description
Secure and scale your Web3 projects with Three Sigma. We deliver high-quality blockchain security and DeFi audits, ensuring your projects' success!
Language
en
Canonical
https://threesigma.xyz

Open Graph

url
https://threesigma.xyz
title
Three Sigma - Blockchain Security and DeFi Audits
site name
Three Sigma
description
Secure and scale your Web3 projects with Three Sigma. We deliver high-quality blockchain security and DeFi audits, ensuring your projects' success!

Technology

CDN
Cloudflare
CMS
Next.js
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • cdn.sanity.io×64
  • www.googletagmanager.com×2

Social

Registration

Registrar
Cloudflare, Inc.
Created
2022-01-30
Expires
2028-01-30 620 days left
Updated
2025-08-27
Name servers
  • jeremy.ns.cloudflare.com
  • ligia.ns.cloudflare.com

DNS records live

NS
  • jeremy.ns.cloudflare.com
  • ligia.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
Show 4 TXT records
  • google-site-verification=jZw7NuWYJUqMCu3SejyAsUnhE75lkVoIF2hPs1NckKA
  • google-site-verification=rJojcWljquRDk_KREL_6YdzR5no95LBegluPohg4E6U
  • MS=ms17041613
  • google-site-verification=JkYFUKnShN_GIi_P8ZHRz1wYW7prj16fQtuoQzmfrKY

Email authentication weak

SPF
v=spf1 include:dc-aa8e722993._spfm.threesigma.xyz ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-03-23 to 2026-06-21
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://threesigma.xyz/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=63072000

Links to (8)

Linked from (1)