eloquentjavascript.net - Secure (SSL)

Проверка результатов для: eloquentjavascript.net

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Дополнительная информация for https://eloquentjavascript.net

Статус сайта eloquentjavascript.net ОНЛАЙН

Technical Information

HTTP Status Code	200
HTTP Version	HTTP/1.1
HTTPS	✔ Available
IP Address	149.210.142.219
Server Software	nginx/1.26.3
Compression	gzip
🔒 🟡 Mixed Content (4 HTTP resources)	The page is served over HTTPS but loads 4 resource(s) over HTTP. This may be blocked in modern browsers.
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 149.210.142.219
Server Software nginx/1.26.3
Compression gzip
🔒 🟡 Mixed Content (4 HTTP resources) The page is served over HTTPS but loads 4 resource(s) over HTTP. This may be blocked in modern browsers.
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).

Performance

DNS Lookup	155.6 ms
TCP Connect	235.4 ms
TLS Handshake	82.3 ms
Time To First Byte (TTFB)	396.1 ms
Content Download	0.1 ms
Total Response Time	396.2 ms

DNS Lookup 155.6 ms
TCP Connect 235.4 ms
TLS Handshake 82.3 ms
Time To First Byte (TTFB) 396.1 ms
Content Download 0.1 ms
Total Response Time 396.2 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	Eloquent JavaScript

Title Eloquent JavaScript

Detected Technologies

Technology	Nginx Node.js

Technology Nginx Node.js

HTTP Headers

Server	nginx/1.26.3
Date	Fri, 21 Aug 2026 15:30:28 GMT
Content-Type	text/html; charset=utf-8
Last-Modified	Tue, 06 Aug 2024 05:54:55 GMT
Transfer-Encoding	chunked
Connection	keep-alive
ETag	W/"66b1baaf-17f5"
Content-Encoding	gzip

Meta Tags

Viewport	width=device-width, initial-scale=1

Server nginx/1.26.3
Date Fri, 21 Aug 2026 15:30:28 GMT
Content-Type text/html; charset=utf-8
Last-Modified Tue, 06 Aug 2024 05:54:55 GMT
Transfer-Encoding chunked
Connection keep-alive
ETag W/"66b1baaf-17f5"
Content-Encoding gzip

Viewport width=device-width, initial-scale=1

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Проверка результатов для: eloquentjavascript.net

eloquentjavascript.net ОНЛАЙН

Дополнительная информация for https://eloquentjavascript.net

Technical Information

Performance

Security

SEO Quick Check

Detected Technologies

HTTP Headers

Meta Tags

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