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blog.bythewood.me

https://blog.bythewood.me/ ↗
live signals
http status
200
OK · all clear
tls cert
valid
chain + trust
security
pass
header scan
response
29ms
rolling avg
lighthouse
Performance
87%
Accessibility
97%
Best practices
100%
SEO
100%
response time · last 31 checks
status codes
uptime split
security · header scan
Use HTTPS pass
Set MIME types pass
Content sniff protection pass
Clickjack protection pass
XSS protection pass
Hide server version pass
HSTS enabled pass
HSTS preload pass
performance breakdown

Lighthouse combines these weighted metrics to produce the Performance score. Opportunities below are the biggest wins — savings are estimated against the audited URL only.

TBT · 30%
80 ms
Total Blocking Time
LCP · 25%
3.9 s
Largest Contentful Paint
CLS · 15%
0.022
Cumulative Layout Shift
FCP · 10%
1.4 s
First Contentful Paint
TTI · 10%
3.2 s
Time to Interactive
SI · 10%
1.4 s
Speed Index
top opportunities
Score Audit Detail Est. savings
0.35 Properly size images Potential savings of 384 KiB 2.0 s
0.50 Enable text compression Potential savings of 406 KiB 750 ms
0.67 Reduce unused JavaScript Potential savings of 82 KiB 450 ms
0.70 Eliminate render-blocking resources Potential savings of 390 ms 391 ms
0.75 Reduce unused CSS Potential savings of 35 KiB 300 ms
0.88 Defer offscreen images Potential savings of 46 KiB 150 ms
0.89 Preconnect to required origins Potential savings of 130 ms 134 ms
0.00 Image elements do not have explicit `width` and `height` — —
0.84 Max Potential First Input Delay 150 ms —
accessibility · 38
Severity URL Issue Item
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INFO /posts/cool-uris-dont-change-unless-an-ai-rewrites-your-blog/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/ 21 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/optimizing-sqlite-for-django-in-production/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/capturing-screenshots-with-chromium-using-python/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/managing-a-python-project-with-uv-in-2026/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/using-vite-with-django-in-2026/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/code-formatting-a-python-project-in-2022/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/make-your-own-new-tab-browser-extension-in-50-lines-of-code/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/finding-broken-external-links-on-websites-using-scrapy/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/minimal-automated-updates-for-alpine-linux/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/adding-dark-mode-with-automatic-system-preference-selection/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/using-codemirror-to-show-formatted-code-in-wagtail/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/set-up-automated-server-backups-with-borg/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/caddy-configuration-for-django-with-some-sensible-defaults/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/counting-table-row-counts-in-postgresql/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/running-a-simple-django-website-in-docker/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/using-editorconfig-to-improve-coding-style-consistency/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/ai/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/databases/ 9 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/coding/ 12 link(s) have no visible text https://blog.bythewood.me/
INFO /posts/generating-a-ed25519-ssh-key-with-openssh/ 8 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/security/ 9 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/year/2026/ 11 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/sysadmin/ 9 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/tag/webdev/ 12 link(s) have no visible text https://blog.bythewood.me/
INFO /blog/year/2022/ 17 link(s) have no visible text https://blog.bythewood.me/
WARNING / 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/ai/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/databases/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/coding/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/security/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/year/2026/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/sysadmin/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/tag/webdev/ 1 form input(s) without associated label https://blog.bythewood.me/search/
WARNING /blog/year/2022/ 1 form input(s) without associated label https://blog.bythewood.me/search/
content · 2
Severity URL Issue Item
WARNING / Thin content (251 words)
WARNING /blog/tag/ai/ Thin content (290 words)
links · 31
Severity URL Issue Item
ERROR /posts/adding-dark-mode-with-automatic-system-preference-selection/ Broken internal link (status 502) https://blog.bythewood.me/posts/adding-dark-mode-with-automatic-system-preference-selection/pdf/
WARNING / Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/cool-uris-dont-change-unless-an-ai-rewrites-your-blog/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/optimizing-sqlite-for-django-in-production/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/capturing-screenshots-with-chromium-using-python/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/managing-a-python-project-with-uv-in-2026/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/using-vite-with-django-in-2026/ Broken external link (status 403) https://medium.com/@ratchapol.thaworn/migrating-from-webpack-to-vite-real-world-lessons-from-a-production-frontend-project-ea4bb53a9d58
WARNING /posts/using-vite-with-django-in-2026/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/code-formatting-a-python-project-in-2022/ Broken external link (status 404) https://marketplace.visualstudio.com/items?itemName=ms-python.python
WARNING /posts/code-formatting-a-python-project-in-2022/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/make-your-own-new-tab-browser-extension-in-50-lines-of-code/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/finding-broken-external-links-on-websites-using-scrapy/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/minimal-automated-updates-for-alpine-linux/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/adding-dark-mode-with-automatic-system-preference-selection/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/using-codemirror-to-show-formatted-code-in-wagtail/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/set-up-automated-server-backups-with-borg/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/caddy-configuration-for-django-with-some-sensible-defaults/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/counting-table-row-counts-in-postgresql/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/running-a-simple-django-website-in-docker/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/using-editorconfig-to-improve-coding-style-consistency/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/ai/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/databases/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/coding/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /posts/generating-a-ed25519-ssh-key-with-openssh/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/security/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/year/2026/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/sysadmin/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/tag/webdev/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
WARNING /blog/year/2022/ Broken external link (status 404) https://www.linkedin.com/in/ibythewood/
security · 28
Severity URL Issue Item
WARNING / Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/
WARNING /posts/cool-uris-dont-change-unless-an-ai-rewrites-your-blog/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/cool-uris-dont-change-unless-an-ai-rewrites-your-blog/
WARNING /blog/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/
WARNING /posts/optimizing-sqlite-for-django-in-production/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/optimizing-sqlite-for-django-in-production/
WARNING /posts/capturing-screenshots-with-chromium-using-python/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/capturing-screenshots-with-chromium-using-python/
WARNING /posts/managing-a-python-project-with-uv-in-2026/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/managing-a-python-project-with-uv-in-2026/
WARNING /posts/using-vite-with-django-in-2026/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/using-vite-with-django-in-2026/
WARNING /posts/code-formatting-a-python-project-in-2022/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/code-formatting-a-python-project-in-2022/
WARNING /posts/make-your-own-new-tab-browser-extension-in-50-lines-of-code/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/make-your-own-new-tab-browser-extension-in-50-lines-of-code/
WARNING /posts/finding-broken-external-links-on-websites-using-scrapy/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/finding-broken-external-links-on-websites-using-scrapy/
WARNING /posts/minimal-automated-updates-for-alpine-linux/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/minimal-automated-updates-for-alpine-linux/
WARNING /posts/adding-dark-mode-with-automatic-system-preference-selection/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/adding-dark-mode-with-automatic-system-preference-selection/
WARNING /posts/using-codemirror-to-show-formatted-code-in-wagtail/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/using-codemirror-to-show-formatted-code-in-wagtail/
WARNING /posts/set-up-automated-server-backups-with-borg/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/set-up-automated-server-backups-with-borg/
WARNING /posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/
WARNING /posts/caddy-configuration-for-django-with-some-sensible-defaults/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/caddy-configuration-for-django-with-some-sensible-defaults/
WARNING /posts/counting-table-row-counts-in-postgresql/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/counting-table-row-counts-in-postgresql/
WARNING /posts/running-a-simple-django-website-in-docker/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/running-a-simple-django-website-in-docker/
WARNING /posts/using-editorconfig-to-improve-coding-style-consistency/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/using-editorconfig-to-improve-coding-style-consistency/
WARNING /blog/tag/ai/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/ai/
WARNING /blog/tag/databases/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/databases/
WARNING /blog/tag/coding/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/coding/
WARNING /posts/generating-a-ed25519-ssh-key-with-openssh/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/posts/generating-a-ed25519-ssh-key-with-openssh/
WARNING /blog/tag/security/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/security/
WARNING /blog/year/2026/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/year/2026/
WARNING /blog/tag/sysadmin/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/sysadmin/
WARNING /blog/tag/webdev/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/tag/webdev/
WARNING /blog/year/2022/ Mixed content: 1 http:// resource(s) on https:// page http://blog.bythewood.me/blog/year/2022/
seo · 82
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INFO / Favicon link missing
INFO /posts/cool-uris-dont-change-unless-an-ai-rewrites-your-blog/ Favicon link missing
INFO /blog/ Favicon link missing
INFO /posts/optimizing-sqlite-for-django-in-production/ Favicon link missing
INFO /posts/capturing-screenshots-with-chromium-using-python/ Favicon link missing
INFO /posts/managing-a-python-project-with-uv-in-2026/ Favicon link missing
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INFO /posts/make-your-own-new-tab-browser-extension-in-50-lines-of-code/ Favicon link missing
INFO /posts/finding-broken-external-links-on-websites-using-scrapy/ Favicon link missing
INFO /posts/minimal-automated-updates-for-alpine-linux/ Favicon link missing
INFO /posts/adding-dark-mode-with-automatic-system-preference-selection/ Favicon link missing
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WARNING / Title length is 22 chars (recommended 30-60) Isaac Bythewood's Blog
WARNING /blog/ Title length is 4 chars (recommended 30-60) Blog
WARNING /posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/ Title length is 68 chars (recommended 30-60) Creating a PWA with Next.js and next-pwa to improve your websites UX
WARNING /blog/tag/ai/ Title length is 19 chars (recommended 30-60) Tag: ai - Tag - Ai
WARNING /blog/tag/coding/ Title length is 27 chars (recommended 30-60) Tag: coding - Tag - Coding
WARNING /blog/year/2026/ Title length is 25 chars (recommended 30-60) Year: 2026 - Year - 2026
WARNING /blog/tag/webdev/ Title length is 27 chars (recommended 30-60) Tag: webdev - Tag - Webdev
WARNING /blog/year/2022/ Title length is 25 chars (recommended 30-60) Year: 2022 - Year - 2022
WARNING /blog/ Description length is 67 chars (recommended 70-160) Posts on webdev, coding, security, and sysadmin by Isaac Bythewood.
WARNING /posts/optimizing-sqlite-for-django-in-production/ Description length is 165 chars (recommended 70-160) The default SQLite settings in Django are fine for development but will hit "database is locked" errors under any concurrency. Here's the config I use in production.
WARNING /posts/adding-dark-mode-with-automatic-system-preference-selection/ Description length is 201 chars (recommended 70-160) Creating a dark, or light, version of your website may seem like a daunting task if you think you need an entirely new color pallet. It's 2022 though and we have the widely supported invert CSS filter.
WARNING /posts/creating-a-pwa-with-nextjs-and-next-pwa-to-improve-your-websites-ux/ Description length is 196 chars (recommended 70-160) Turning your website into a PWA, especially if your website doesn't rely on an internet connection at all, can greatly improve its user experience by allowing them to access your web app anywhere.
WARNING /blog/tag/ai/ Description length is 46 chars (recommended 70-160) Posts tagged ai Currently filtered by tag Ai.
WARNING /blog/tag/databases/ Description length is 60 chars (recommended 70-160) Posts tagged databases Currently filtered by tag Databases.
WARNING /blog/tag/coding/ Description length is 54 chars (recommended 70-160) Posts tagged coding Currently filtered by tag Coding.
WARNING /blog/tag/security/ Description length is 58 chars (recommended 70-160) Posts tagged security Currently filtered by tag Security.
WARNING /blog/year/2026/ Description length is 49 chars (recommended 70-160) Posts from 2026 Currently filtered by year 2026.
WARNING /blog/tag/sysadmin/ Description length is 58 chars (recommended 70-160) Posts tagged sysadmin Currently filtered by tag Sysadmin.
WARNING /blog/tag/webdev/ Description length is 54 chars (recommended 70-160) Posts tagged webdev Currently filtered by tag Webdev.
WARNING /blog/year/2022/ Description length is 49 chars (recommended 70-160) Posts from 2022 Currently filtered by year 2022.
WARNING /blog/ H1 length is 4 chars (recommended 20-70) Blog
WARNING /blog/tag/ai/ H1 length is 10 chars (recommended 20-70) Ai Tag: ai
WARNING /blog/tag/coding/ H1 length is 18 chars (recommended 20-70) Coding Tag: coding
WARNING /blog/year/2026/ H1 length is 15 chars (recommended 20-70) 2026 Year: 2026
WARNING /blog/tag/webdev/ H1 length is 18 chars (recommended 20-70) Webdev Tag: webdev
WARNING /blog/year/2022/ H1 length is 15 chars (recommended 20-70) 2022 Year: 2022
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