tldr.tech
Vercel Security Checkpoint
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Fair
Summary
This website uses Astro hosted on AWS behind Vercel CDN. SEO is fair (55/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Missing meta description.
- United States
- Hosted on AWS
Top issues to fix
9 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+3 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
266 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Meta tags
- Title
- Vercel Security Checkpoint
- Description
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- tldr.tech
- Valid from
- Aug 24, 2026
- Valid to
- Nov 22, 2026
- Days until expiry
- 89
- SAN domains
- tldr.tech
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
0 internal · 1 external · 0 broken
Images
0 total · 0 missing alt
Scripts / Styles
1 scripts · 0 stylesheets
JS / CSS size
25.5 KB · 3.2 KB
Page size
405 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 6
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://tldr.tech
- Final URL
- https://tldr.tech
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 258 ms
- HTML size
- 405 KB
- Redirect chain
- https://tldr.tech
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does tldr.tech use?
- tldr.tech is built with Astro.
- Is tldr.tech secure (HTTPS)?
- Yes. tldr.tech uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 22, 2026.
- Who hosts tldr.tech?
- tldr.tech is hosted on AWS, behind Vercel CDN.
- What is tldr.tech's SEO score?
- tldr.tech scored 55/100 for SEO in the latest analysis (fair).
- What is tldr.tech's overall website score?
- tldr.tech has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
- Is tldr.tech hiring?
- tldr.tech has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card