Checking results for: sts.kr
Additional info for https://sts.kr
Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 211.169.73.11 |
| Server Software | Off |
|
🕐 🟡 Slow Response (1634 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). |
|
ℹ 🔵 No Compression | The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 211.169.73.11
Server Software Off
🕐 🟡 Slow Response (1634 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).
ℹ 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Performance
| DNS Lookup | 461.2 ms |
| TCP Connect | 750.9 ms |
| TLS Handshake | 586.1 ms |
| Time To First Byte (TTFB) | 1633.7 ms |
| Content Download | 0 ms |
| Total Response Time | 1633.7 ms |
DNS Lookup 461.2 ms
TCP Connect 750.9 ms
TLS Handshake 586.1 ms
Time To First Byte (TTFB) 1633.7 ms
Content Download 0 ms
Total Response Time 1633.7 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
HTTP Headers
| Date
| Tue, 28 Jul 2026 16:39:13 GMT |
| Server
| Off |
| Transfer-Encoding
| chunked |
| Content-Type
| text/html |
Date Tue, 28 Jul 2026 16:39:13 GMT
Server Off
Transfer-Encoding chunked
Content-Type text/html
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