indexo.dev

circulardesignchallenge.net

.net crawl

First seen 2026-04-19 · Last seen 2026-05-09 · ok HTTP/1.1 200 8341 ms crawled 2026-05-13

IN · 119.18.49.12 · AS394695 PDR

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Circular Design Challenge
Language
en

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • cdn.jsdelivr.net×3
  • cdnjs.cloudflare.com×2
  • img.youtube.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2018-10-31
Expires
2026-10-31 164 days left
Updated
2025-10-06
Name servers
  • ns21.domaincontrol.com
  • ns22.domaincontrol.com

DNS records live

NS
  • ns21.domaincontrol.com
  • ns22.domaincontrol.com
MX
  • 0 mail.circulardesignchallenge.net

Email authentication partial

SPF
v=spf1 a mx include:websitewelcome.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:7e3a776e@mxtoolbox.dmarc-report.com; ruf=mailto:7e3a776e@forensics.dmarc-report.com; fo=1
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz4+SvuUSlF99kZAx2skgdSAdF6vXEh3EwrtvB8hvGlgZ5pbVdZFs65cBEiS1TXJNEA1sS3qLhGpLUR…
selectors probed

Certificate (current)

R12
from 2026-03-20 to 2026-06-18
Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://circulardesignchallenge.net/

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

Links to (2)

Linked from (1)