Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 162.0.229.106 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🕐 🟡 Slow Response (1224 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 162.0.229.106
Server Software cloudflare
CDN Cloudflare
Compression gzip
🕐 🟡 Slow Response (1224 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://sustainabilitycoalition.org:443 | 301 | HTTP/2 301 |
| 2 | https://talksaboutfood.com/ | 301 | HTTP/2 301 |
| 3 | https://matthewduff.com/ | 200 | HTTP/2 200 |
#1 URL https://sustainabilitycoalition.org:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://talksaboutfood.com/
HTTP Status Code 301
Status HTTP/2 301
#3 URL https://matthewduff.com/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 16.5 ms |
| TCP Connect | 18.2 ms |
| TLS Handshake | 11.2 ms |
| Time To First Byte (TTFB) | 754.7 ms |
| Content Download | 468.9 ms |
| Total Response Time | 1223.6 ms |
DNS Lookup 16.5 ms
TCP Connect 18.2 ms
TLS Handshake 11.2 ms
Time To First Byte (TTFB) 754.7 ms
Content Download 468.9 ms
Total Response Time 1223.6 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Matthew Duff · Learning, writing, and building in the open |
| Canonical | https://matthewduff.com |
| Open Graph Title | Matthew Duff |
| Open Graph Description | Writing helps expose bad ideas. I write here to track my changes in viewpoint, share ideas, and document life. |
| Twitter Card | summary_large_image |
| Twitter Title | Matthew Duff |
| Twitter Description | Writing helps expose bad ideas. I write here to track my changes in viewpoint, share ideas, and document life. |
Title Matthew Duff · Learning, writing, and building in the open
Canonical https://matthewduff.com
Open Graph Title Matthew Duff
Open Graph Description Writing helps expose bad ideas. I write here to track my changes in viewpoint, share ideas, and document life.
Twitter Card summary_large_image
Twitter Title Matthew Duff
Twitter Description Writing helps expose bad ideas. I write here to track my changes in viewpoint, share ideas, and document life.
Detected Technologies
| Technology | Google Analytics Cloudflare Node.js |
Technology Google Analytics Cloudflare Node.js
HTTP Headers
| Date
| Sat, 25 Jul 2026 04:57:24 GMT |
| Content-type
| text/html |
| Server
| cloudflare |
| Last-modified
| Fri, 05 Jun 2026 07:09:31 GMT |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=RTSM2GvX1UzCzxK0gaM1HXuc5Z6jgyAwTazPK9aUmCAI29FeGg6%2FJV54qPIztEOf46shNKU2r60XNmwEtYDomuNsiYIY20hZpKLZ7JVSNC5ndB4o8g9n6m%2BzsZKQ2U6rnGIvlSl%2FteziYoEP1Q0%3D"}]} |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
| a2089560c95e6ee5-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Content-Type | text/html; charset=UTF-8 |
| Viewport | width=device-width, initial-scale=1.0, maximum-scale=1 |
Date Sat, 25 Jul 2026 04:57:24 GMT
Content-type text/html
Server cloudflare
Last-modified Fri, 05 Jun 2026 07:09:31 GMT
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=RTSM2GvX1UzCzxK0gaM1HXuc5Z6jgyAwTazPK9aUmCAI29FeGg6%2FJV54qPIztEOf46shNKU2r60XNmwEtYDomuNsiYIY20hZpKLZ7JVSNC5ndB4o8g9n6m%2BzsZKQ2U6rnGIvlSl%2FteziYoEP1Q0%3D"}]}
Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a2089560c95e6ee5-CDG
Alt-svc h3=":443"; ma=86400
