rfc-editor.org
RFC Editor
Last scanned Jul 18, 2026, 8:49 PM
Overall score
Great
Top issues to fix
6 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
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 X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Sluggish estimated load (3.3s)
PerformanceTarget under 3 seconds: enable compression and serve static assets from a CDN.
Summary
The official home of RFCs. This website uses Nuxt hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (80/100). Top issue: No structured data (JSON-LD) found.
SEO
1 issue(s) found
Performance
3.32 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- RFC Editor
- Description
- The official home of RFCs. RFCs outline computer networking and Internet foundations, including Internet Standards and historical or informative content.
- Canonical
- https://www.rfc-editor.org/
- 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
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.18.21.81
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- rfc-editor.org
- Valid from
- Jun 14, 2026
- Valid to
- Sep 12, 2026
- Days until expiry
- 55
- SAN domains
- rfc-editor.org, *.rfc-editor.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 17
Links
15 internal · 9 external · 0 broken
Images
3 total · 0 missing alt
Scripts / Styles
7 scripts · 2 stylesheets
JS / CSS size
168 KB · 125 KB
Page size
172 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 3
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- No structured data (JSON-LD) found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://rfc-editor.org
- Final URL
- https://www.rfc-editor.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 3.32 s
- HTML size
- 172 KB
- Redirect chain
- https://rfc-editor.org → https://www.rfc-editor.org/
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Frequently asked questions
- What technology does rfc-editor.org use?
- rfc-editor.org is built with Nuxt.
- Is rfc-editor.org secure (HTTPS)?
- Yes. rfc-editor.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 12, 2026.
- Who hosts rfc-editor.org?
- rfc-editor.org is hosted on Cloudflare, behind Cloudflare CDN.
- What is rfc-editor.org's SEO score?
- rfc-editor.org scored 90/100 for SEO in the latest analysis (excellent).
- What is rfc-editor.org's overall website score?
- rfc-editor.org has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card