Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 122.155.5.143 |
| Server Software | nginx/1.10.1 |
| Compression | gzip |
|
🔄 🔴 Redirect Loop Detected | The URL "https://www.opat.ac.th/smss/" redirects to itself, creating a loop. |
|
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 122.155.5.143
Server Software nginx/1.10.1
Compression gzip
🔄 🔴 Redirect Loop Detected The URL "https://www.opat.ac.th/smss/" redirects to itself, creating a loop.
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://www.opat.ac.th:443 | 302 | HTTP/1.1 302 Found |
| 2 | https://www.opat.ac.th/smss | 301 | HTTP/1.1 301 Moved Permanently |
| 3 | https://www.opat.ac.th/smss/ | 200 | HTTP/1.1 200 OK |
#1 URL https://www.opat.ac.th:443
HTTP Status Code 302
Status HTTP/1.1 302 Found
#2 URL https://www.opat.ac.th/smss
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#3 URL https://www.opat.ac.th/smss/
HTTP Status Code 200
Status HTTP/1.1 200 OK
Performance
| DNS Lookup | 2.9 ms |
| TCP Connect | 192.3 ms |
| TLS Handshake | 394.9 ms |
| Time To First Byte (TTFB) | 782.9 ms |
| Content Download | 0.1 ms |
| Total Response Time | 782.9 ms |
DNS Lookup 2.9 ms
TCP Connect 192.3 ms
TLS Handshake 394.9 ms
Time To First Byte (TTFB) 782.9 ms
Content Download 0.1 ms
Total Response Time 782.9 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 Nginx PHP
HTTP Headers
| Server
| nginx/1.10.1 |
| Date
| Mon, 27 Jul 2026 21:43:53 GMT |
| Content-Type
| text/html |
| Content-Length
| 997 |
| Connection
| keep-alive |
| Expires
| Thu, 19 Nov 1981 08:52:00 GMT |
| Cache-Control
| no-store, no-cache, must-revalidate, post-check=0, pre-check=0 |
| Pragma
| no-cache |
| Vary
| Accept-Encoding,User-Agent |
| Content-Encoding
| gzip |
Meta Tags
| Content-Type | text/html; charset=utf-8 |
| Viewport | width = device-width |
Server nginx/1.10.1
Date Mon, 27 Jul 2026 21:43:53 GMT
Content-Type text/html
Content-Length 997
Connection keep-alive
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma no-cache
Vary Accept-Encoding,User-Agent
Content-Encoding gzip
