jvns.ca
Julia Evans
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Great
Summary
Julia Evans. This website uses Plausible Analytics behind Netlify CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
Julia Evans
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 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.
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
3 issue(s) found
Performance
68 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Julia Evans
Meta tags
- Title
- Julia Evans
- Description
- Julia Evans
- Canonical
- https://jvns.ca/
- 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
- Netlify
- 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
- jvns.ca
- Valid from
- Jun 16, 2026
- Valid to
- Sep 14, 2026
- Days until expiry
- 47
- SAN domains
- jvns.ca, www.jvns.ca
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 1 · H2 0 · H3 43
Links
626 internal · 6 external · 20 broken
Images
0 total · 0 missing alt
Scripts / Styles
5 scripts · 3 stylesheets
JS / CSS size
972 B · 2.6 KB
Page size
143 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- 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://jvns.ca
- Final URL
- https://jvns.ca
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 66 ms
- HTML size
- 143 KB
- Redirect chain
- https://jvns.ca
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does jvns.ca use?
- jvns.ca is built with Plausible Analytics.
- Is jvns.ca secure (HTTPS)?
- Yes. jvns.ca uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 14, 2026.
- Who hosts jvns.ca?
- Hosting provider information for jvns.ca is not available yet.
- What is jvns.ca's SEO score?
- jvns.ca scored 80/100 for SEO in the latest analysis (great).
- What is jvns.ca's overall website score?
- jvns.ca has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card