额外信息 针对 https://abookapart.com
Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 75.2.60.5 |
| Server Software | Netlify |
| Compression | gzip |
|
🔒 🟡 Mixed Content (5 HTTP resources) | The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers. |
|
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 75.2.60.5
Server Software Netlify
Compression gzip
🔒 🟡 Mixed Content (5 HTTP resources) The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers.
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).
Performance
| DNS Lookup | 21.8 ms |
| TCP Connect | 22.5 ms |
| TLS Handshake | 137.2 ms |
| Time To First Byte (TTFB) | 171.2 ms |
| Content Download | 5.8 ms |
| Total Response Time | 177 ms |
DNS Lookup 21.8 ms
TCP Connect 22.5 ms
TLS Handshake 137.2 ms
Time To First Byte (TTFB) 171.2 ms
Content Download 5.8 ms
Total Response Time 177 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | A Book Apart |
| Meta Description | Brief books for people who design, write, and code |
| Canonical | index.html |
| Open Graph Title | A Book Apart |
| Open Graph Description | Brief books for people who design, write, and code |
| Open Graph Image | https://abookapart.com/cdn/shop/t/4/assets/aba-og.webp |
| Twitter Card | summary_large_image |
| Twitter Title | A Book Apart |
| Twitter Description | Brief books for people who design, write, and code |
Title A Book Apart Meta Description Brief books for people who design, write, and code Canonical index.html Open Graph Title A Book Apart Open Graph Description Brief books for people who design, write, and code Open Graph Image https://abookapart.com/cdn/shop/t/4/assets/aba-og.webp Twitter Card summary_large_image Twitter Title A Book Apart Twitter Description Brief books for people who design, write, and code Detected Technologies
| Technology | Google Analytics Node.js |
Technology Google Analytics Node.js
HTTP Headers
| Accept-ranges
| bytes |
| Age
| 19526 |
| Cache-control
| public,max-age=0,must-revalidate |
| Cache-status
| "Netlify Edge"; hit; ttl=31516474 |
| Content-encoding
| gzip |
| Content-type
| text/html; charset=UTF-8 |
| Date
| Wed, 26 Aug 2026 16:16:35 GMT |
| Etag
| "89b95ce4ebebec9e39861f097c8b5642-ssl-df" |
| Server
| Netlify |
| Strict-transport-security
| max-age=31536000 |
| Vary
| Accept-Encoding |
| X-nf-request-id
| 01M0ZDQVG03FJN3E69D7Y4BVB9 |
| Content-length
| 9519 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Google-site-verification | 9ex0_Z0xQO5TbWWWG_YdS_AOVUveCyat58PnkSv7E3o |
| Description | Brief books for people who design, write, and code |
Accept-ranges bytes
Age 19526
Cache-control public,max-age=0,must-revalidate
Cache-status "Netlify Edge"; hit; ttl=31516474
Content-encoding gzip
Content-type text/html; charset=UTF-8
Date Wed, 26 Aug 2026 16:16:35 GMT
Etag "89b95ce4ebebec9e39861f097c8b5642-ssl-df"
Server Netlify
Strict-transport-security max-age=31536000
Vary Accept-Encoding
X-nf-request-id 01M0ZDQVG03FJN3E69D7Y4BVB9
Content-length 9519
Viewport width=device-width, initial-scale=1
Google-site-verification 9ex0_Z0xQO5TbWWWG_YdS_AOVUveCyat58PnkSv7E3o
Description Brief books for people who design, write, and code
Twitter:card summary_large_image
Twitter:site @abookapart
Twitter:title A Book Apart
Og:title A Book Apart
Twitter:description Brief books for people who design, write, and code
Og:description Brief books for people who design, write, and code
Og:site_name A Book Apart
Og:image https://abookapart.com/cdn/shop/t/4/assets/aba-og.webp
Og:image:secure_url https://abookapart.com/cdn/shop/t/4/assets/aba-og.webp
Og:image:width 1200
Og:image:height 1200
