indexo.dev

sin21.org

.org crawl

First seen 2026-04-15 · Last seen 2026-05-16 · ok HTTP/1.1 200 1127 ms crawled 2026-05-10

US · 65.181.111.128 · AS14670 WHG Hosting Services Ltd

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Sin21 Designs - Beautiful, Clean and Responsive WordPress Themes
Description
Established in 2005, Sin21 Designs has been creating clean responsive WordPress and Coppermine themes that make your site look beautiful!
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://sin21.org/
Feeds

Open Graph

url
https://sin21.org/
title
Sin21 Designs – Affordable clean & responsive WordPress themes
locale
en_US
site name
Sin21 Designs
description
Established in 2005, Sin21 Designs has been creating clean responsive WordPress and Coppermine themes that make your site look beautiful!

Technology

Server
LiteSpeed
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (8)
  • www.google.com×4
  • fonts.googleapis.com×3
  • cdnjs.cloudflare.com×2
  • challenges.cloudflare.com×2
  • www.googletagmanager.com×2
  • code.jquery.com×1
  • fonts.gstatic.com×1
  • gmpg.org×1

Social

Registration

Registrar
NameSilo, LLC
Created
2009-09-29
Expires
2026-09-29 132 days left
Updated
2025-11-13
Name servers
  • ns1.mysecurecloudhost.com
  • ns2.mysecurecloudhost.com
  • ns3.mysecurecloudhost.com
  • ns4.mysecurecloudhost.com

DNS records live

NS
  • ns1.mysecurecloudhost.com
  • ns2.mysecurecloudhost.com
  • ns3.mysecurecloudhost.com
  • ns4.mysecurecloudhost.com
MX
  • 0 sin21.org
TXT
  • v=DMARC1; p=none;

Email authentication strong

SPF
v=spf1 +mx +a +ip4:65.181.111.128 +include:spf.mysecurecloudhost.com ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:admin@sin21.org;ruf=mailto:admin@sin21.org
policy: quarantine · sp=none
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyDzddkl76ZkG5lujIGMxtoZWJFl5g8K+TjghC4qemNauk3oMv5Q0cjbLG7t4Cbpqgt6eUnrFclIIo0…
selectors probed

Certificate (current)

R13
from 2026-05-08 to 2026-08-06
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sin21.org/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (9)

Linked from (50)