giscus.app
giscus
Last scanned Jul 26, 2026, 12:19 PM
Overall score
Great
Summary
A comments widget built on GitHub Discussions. This website uses Next.js behind Vercel CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Missing canonical link.
A comments widget built on GitHub Discussions.
Top issues to fix
7 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
9 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
A comments widget built on GitHub Discussions.
Meta tags
- Title
- giscus
- Description
- A comments widget built on GitHub Discussions.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- Manifest
- https://giscus.app/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Vercel
- IP address
- —
- ASN
- —
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
- giscus.app
- Valid from
- Jun 9, 2026
- Valid to
- Sep 7, 2026
- Days until expiry
- 40
- SAN domains
- giscus.app
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 7
Links
1 internal · 28 external · 20 broken
Images
3 total · 0 missing alt
Scripts / Styles
11 scripts · 2 stylesheets
JS / CSS size
17.5 KB · 0 B
Page size
41.0 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://giscus.app
- Final URL
- https://giscus.app
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 9 ms
- HTML size
- 41.0 KB
- Redirect chain
- https://giscus.app
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does giscus.app use?
- giscus.app is built with Next.js.
- Is giscus.app secure (HTTPS)?
- Yes. giscus.app uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 7, 2026.
- Who hosts giscus.app?
- Hosting provider information for giscus.app is not available yet.
- What is giscus.app's SEO score?
- giscus.app scored 75/100 for SEO in the latest analysis (fair).
- What is giscus.app's overall website score?
- giscus.app has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card