Tech Stack (11)
· Scale-up stack
Infrastructure
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Green hosted
SSL Certificate
Let's Encrypt
Valid 13 Jun 2026 to 11 Sep 2026
Certificate as captured in this snapshot, not a live check.
Email Security
✗
SPF
Not published. Your domain can be spoofed in phishing emails.
?
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 (12)
Cookies (9)
| Name | Lifetime | Detected as |
| proxy-tracking-id |
1mo |
Streamlit |
| streamlit_session |
4h |
- |
| _dc_gtm_UA-122023594-8 |
< 1h |
Google Tag Manager |
| _dd_s |
12mo |
Datadog |
| _ga |
1y |
Google Analytics |
| _gid |
23h |
Google Analytics |
| _hp2_id.269788835 |
1y |
Heap |
| _hp2_ses_props.269788835 |
< 1h |
Heap |
| _streamlit_csrf |
12h |
Streamlit |
Local storage (3)
| Key | Size | Detected as |
| appSessionId-36bb4077-e6ca-4b1e-bc23-c87d13a76583 |
2 B |
Streamlit |
| appSessionId-undefined |
2 B |
Streamlit |
| machineId |
36 B |
- |
Readiness Breakdown How?
⚠
Custom title and meta description (partial)
missing meta description
✓
Responsive viewport meta tag
✓
Favicon present
-
Open Graph tags (title, image, description)
-
Canonical URL declared
-
Twitter card meta tags
-
Semantic HTML (nav, main, article)
2257 ms
Server response
2%
Faster than peers
4300 ms
Largest contentful paint
0.00
Cumulative layout shift
3.3 MB
Page weight
3 KB
Image weight
8
Third-party domains
1
Console errors
1
Failed requests
⚠ 1 images: 1 oversized, 1 without width/height
Broken first-party requests (1), worth fixing
- 403 /api/v1/app/event/open
Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.