Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 74.91.138.138 |
| Server Software | openresty/1.31.1.1 |
| Compression | gzip |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 74.91.138.138
Server Software openresty/1.31.1.1
Compression gzip
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Performance
| DNS Lookup | 152.5 ms |
| TCP Connect | 241 ms |
| TLS Handshake | 188 ms |
| Time To First Byte (TTFB) | 565.4 ms |
| Content Download | 69.9 ms |
| Total Response Time | 635.3 ms |
DNS Lookup 152.5 ms
TCP Connect 241 ms
TLS Handshake 188 ms
Time To First Byte (TTFB) 565.4 ms
Content Download 69.9 ms
Total Response Time 635.3 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | no-referrer-when-downgrade |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy no-referrer-when-downgrade
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | J.C. Heden & Associates | Civil Engineering in San Diego, CA |
| Meta Description | J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. |
| Canonical | https://jcheden.com/ |
| Open Graph Title | J.C. Heden & Associates | Civil Engineering in San Diego, CA |
| Open Graph Description | J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. |
| Open Graph Image | https://jcheden.com/__static/ogimage-jdj5jdewjfdbtdlnr205... |
| Twitter Card | summary_large_image |
| Twitter Title | J.C. Heden & Associates | Civil Engineering in San Diego, CA |
| Twitter Description | J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. |
| Twitter Image | https://jcheden.com/__static/ogimage-jdj5jdewjfdbtdlnr205... |
Title J.C. Heden & Associates | Civil Engineering in San Diego, CA Meta Description J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. Canonical https://jcheden.com/ Open Graph Title J.C. Heden & Associates | Civil Engineering in San Diego, CA Open Graph Description J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. Open Graph Image https://jcheden.com/__static/ogimage-jdj5jdewjfdbtdlnr205... Twitter Card summary_large_image Twitter Title J.C. Heden & Associates | Civil Engineering in San Diego, CA Twitter Description J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. Twitter Image https://jcheden.com/__static/ogimage-jdj5jdewjfdbtdlnr205... Detected Technologies
| Technology | Google Analytics |
Technology Google Analytics
HTTP Headers
| Server
| openresty/1.31.1.1 |
| Date
| Thu, 20 Aug 2026 15:13:49 GMT |
| Content-type
| text/html |
| Vary
| Accept-Encoding |
| Last-modified
| Tue, 18 Aug 2026 23:52:12 GMT |
| Etag
| W/"38e10-6595af9c44ed8" |
| Client-ip
| (null) |
| Strict-transport-security
| max-age=31536000 |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| X-xss-protection
| "1; mode=block" |
| Referrer-policy
| no-referrer-when-downgrade |
| X-webcom-cache-status
| BYPASS |
| Content-encoding
| gzip |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1, viewport-fit=cover |
| Format-detection | telephone=no |
| Description | J.C. Heden & Associates provides civil engineering, hydraulic analysis, pipeline and pump station design, and project management services in San Diego. |
Server openresty/1.31.1.1
Date Thu, 20 Aug 2026 15:13:49 GMT
Content-type text/html
Vary Accept-Encoding
Last-modified Tue, 18 Aug 2026 23:52:12 GMT
Etag W/"38e10-6595af9c44ed8"
Client-ip (null)
Strict-transport-security max-age=31536000
X-content-type-options nosniff
X-frame-options SAMEORIGIN
X-xss-protection "1; mode=block"
Referrer-policy no-referrer-when-downgrade
X-webcom-cache-status BYPASS
Content-encoding gzip
.png)
