Дополнительная информация for https://introduction.fi
Technical Information
HTTP Status Code
200
HTTP Version
HTTP/1.1
HTTPS
✔ Available
IP Address
185.55.85.3
Server Software
nginx
Compression
gzip
🔒 🟡Mixed Content (6 HTTP resources)
The page is served over HTTPS but loads 6 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 Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address185.55.85.3 Server Softwarenginx Compressiongzip 🔒 🟡Mixed Content (6 HTTP resources)The page is served over HTTPS but loads 6 resource(s) over HTTP. This may be blocked in modern browsers. ℹ 🔵Missing HSTSHTTP Strict Transport Security is not configured. Recommended for HTTPS sites. ℹ 🔵Missing Content Security PolicyCSP is not configured. It helps prevent XSS attacks and content injection. ℹ 🔵Missing X-Frame-OptionsThe site can be embedded in iframes by third parties (clickjacking risk).
Performance
DNS Lookup
106.4 ms
TCP Connect
140.5 ms
TLS Handshake
38.1 ms
Time To First Byte (TTFB)
241.4 ms
Content Download
0.1 ms
Total Response Time
241.4 ms
DNS Lookup106.4 ms TCP Connect140.5 ms TLS Handshake38.1 ms Time To First Byte (TTFB)241.4 ms Content Download0.1 ms Total Response Time241.4 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
Detected Technologies
Technology
NginxApachePHP
TechnologyNginxApachePHP
HTTP Headers
Server
nginx
Date
Thu, 20 Aug 2026 04:25:39 GMT
Content-type
text/html
Last-modified
Tue, 17 Nov 2009 11:29:24 GMT
Vary
Accept-Encoding
Etag
W/"4b028914-1be1"
Alt-svc
h3=":443"; ma=86400
X-powered-by
PleskLin
Content-encoding
gzip
Servernginx DateThu, 20 Aug 2026 04:25:39 GMT Content-typetext/html Last-modifiedTue, 17 Nov 2009 11:29:24 GMT VaryAccept-Encoding EtagW/"4b028914-1be1" Alt-svch3=":443"; ma=86400 X-powered-byPleskLin Content-encodinggzip