indexo.dev

cssbattle.dev

.dev crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 398 ms crawled 2026-05-19

US · 66.33.60.130 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
CSS Battle — Daily CSS Challenges, Games & Practice for Web Developers
Description
Compete in fun CSS games and challenges. Recreate target images in the shortest CSS code possible — daily CSS practice, real-time CSS battles, and shape/layout challenges. Free to play.

Open Graph

url
https://cssbattle.dev
title
CSS Battle — Daily CSS Challenges & Games
description
Compete in fun CSS challenges and games. Recreate visual targets in the shortest CSS code possible. Free to play.

Technology

CDN
Vercel
CMS
Next.js
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1

Social

Contact

Email

DNS records live

NS
  • ns1.vercel-dns.com
  • ns2.vercel-dns.com
MX
  • 1 smtp.google.com
TXT
  • brave-ledger-verification=f4570855f31e390b5ad873375d1716bd83445aab754638738472070d8c81a0e0
  • google-site-verification=B0fjgyRX6rLxbjwBdTqFbS7_nGDEV5tgz3KOzKHLTZU
  • google-site-verification=s2AuCkHjQ3J4h6h9lNmVBuVsFg8NKCZN-9-yJJERFy4

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-16 to 2026-07-15
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://cssbattle.dev/

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

Links to (3)

Linked from (1)