Tech Stack (16)
· Scale-up stack
Infrastructure
DNS
Cloudflare DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Not green hosted
SSL Certificate
Let's Encrypt
Valid 28 Jun 2026 to 26 Sep 2026
Certificate as captured in this snapshot, not a live check.
Email Security
✓
SPF redirect
Delegated via redirect=
?
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 (13)
Cookies (7)
| Name | Lifetime | Detected as |
| ab_experiment_sampled |
1y |
Substack |
| AWSALBTG |
7d |
Amazon Web Services |
| AWSALBTGCORS |
7d |
- |
| cf_clearance |
1y |
Cloudflare |
| cookie_storage_key |
3mo |
- |
| disable_experiments |
session |
Substack |
| __cf_bm |
< 1h |
Cloudflare |
Local storage (4)
| Key | Size | Detected as |
| pub-4150214-subscribe-prompt-next-shown-at |
13 B |
Substack |
| pub-4150214-takeover-next-shown-at |
13 B |
Substack |
| substack_ref |
2 B |
Substack |
| substack_ref_url |
65 B |
Substack |
Session storage (2)
| Key | Size | Detected as |
| substack_ref |
2 B |
Substack |
| substack_ref_url |
65 B |
Substack |
Readiness Breakdown How?
✓
Custom title and meta description
✓
Open Graph tags (title, image, description)
✓
Twitter card meta tags
✓
Canonical URL declared
✓
Responsive viewport meta tag
✓
Favicon present
✓
Semantic HTML (nav, main, article)
41 ms
Server response
100%
Faster than peers
692 ms
Largest contentful paint
0.00
Cumulative layout shift
3.5 MB
Page weight
631 KB
Image weight
7
Third-party domains
3
Console errors
1
Failed requests
⚠ 11 images: 3 oversized, 1 without width/height, 6 missing alt text
Broken first-party requests (1), worth fixing
- 401 /api/v1/reporting/flows
Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.
Vibe Score Breakdown How?
| Signal | Points |
| AI CSS signals |
+10 |
| AI palette signals |
+5 |
| AI writing signals |
+5 |
| Stock-image social proof |
+15 |
This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.