Infrastructure
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Not green hosted
SSL Certificate
Let's Encrypt
Valid 22 May 2026 to 20 Aug 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
1 year
Registered May 2025 · eNom, LLC
Email Security
✓
SPF -all
Strict (-all). Strong.
?
DKIM
Not detected at common selectors. Your provider may use a custom one.
✗
DMARC
Not published. Receivers fall back to permissive defaults.
?
MTA-STS
Not deployed. Mail to your domain can be downgraded to plaintext en route.
?
TLS-RPT
Not configured. You won't hear about silent SMTP TLS handshake failures.
Storage (6)
Cookies (3)
| Name | Lifetime | Detected as |
| _ga |
1y |
Google Analytics |
| _ga_7DHJ0M21V1 |
1y |
Google Analytics |
| __cf_bm |
< 1h |
Cloudflare |
Local storage (1)
| Key | Size | Detected as |
| firebase:host:arcade-database-443a9-default-rtdb.firebaseio.com |
36 B |
Firebase |
Session storage (1)
| Key | Size | Detected as |
| arcadeUserId |
13 B |
- |
IndexedDB (1)
| Database | Version | Detected as |
| firebase-heartbeat-database |
1 |
Firebase |
Readiness Breakdown How?
✓
Custom title and meta description
-
Open Graph tags (title, image, description)
-
Responsive viewport meta tag
-
Canonical URL declared
-
Twitter card meta tags
-
Favicon present
-
Semantic HTML (nav, main, article)
517 ms
Server response
34%
Faster than peers
408 ms
Largest contentful paint
0.00
Cumulative layout shift
243 KB
Page weight
1 KB
Image weight
2
Third-party domains
0
Console errors
0
Failed requests
Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.