coderwall.com
A community of great programmers and their programming tips
Last scanned Aug 3, 2026, 11:00 AM · 14 views
Overall score
Excellent
Summary
Programming tips, tools, and projects from our developer community. This website uses Google Analytics. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.
Programming tips, tools, and projects from our developer community. A collaborative learning platform for software developers.
Top issues to fix
6 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.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
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.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
575 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+5 overall since Jul 26, 2026
- Overall
- 93
- SEO
- 85
- Security
- 90
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Programming tips, tools, and projects from our developer community. A collaborative learning platform for software developers.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- A community of great programmers and their programming tips
- Description
- Programming tips, tools, and projects from our developer community. A collaborative learning platform for software developers.
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width,initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- coderwall.com
- Valid from
- Jul 26, 2026
- Valid to
- Oct 24, 2026
- Days until expiry
- 81
- SAN domains
- coderwall.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 3 cookie(s) observed
Content & assets
Headings
H1 1 · H2 1 · H3 21
Links
68 internal · 4 external · 20 broken
Images
0 total · 0 missing alt
Scripts / Styles
5 scripts · 1 stylesheets
JS / CSS size
918 B · 0 B
Page size
185 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://coderwall.com
- Final URL
- https://coderwall.com
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 572 ms
- HTML size
- 185 KB
- Redirect chain
- https://coderwall.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does coderwall.com use?
- coderwall.com is built with Ruby on Rails, Google Analytics.
- Is coderwall.com secure (HTTPS)?
- Yes. coderwall.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 24, 2026.
- Who hosts coderwall.com?
- Hosting provider information for coderwall.com is not available yet.
- What is coderwall.com's SEO score?
- coderwall.com scored 85/100 for SEO in the latest analysis (great).
- What is coderwall.com's overall website score?
- coderwall.com has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- Has coderwall.com's score changed over time?
- coderwall.com's overall score has improved by 5 points (from 88 to 93) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card