Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 43.135.137.172 |
| Server Software | nginx |
| Compression | gzip |
|
🕐 🟡 Slow Response (1639 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
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 43.135.137.172
Server Software nginx
Compression gzip
🕐 🟡 Slow Response (1639 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
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://xsu.com:443 | 301 | HTTP/2 301 |
| 2 | https://www.xsu.com/ | 200 | HTTP/2 200 |
#1 URL https://xsu.com:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.xsu.com/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 1052.9 ms |
| TCP Connect | 1196.8 ms |
| TLS Handshake | 147.4 ms |
| Time To First Byte (TTFB) | 1490.2 ms |
| Content Download | 149.2 ms |
| Total Response Time | 1639.4 ms |
DNS Lookup 1052.9 ms
TCP Connect 1196.8 ms
TLS Handshake 147.4 ms
Time To First Byte (TTFB) 1490.2 ms
Content Download 149.2 ms
Total Response Time 1639.4 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Diheptyl Phthalate, Phthalic Acid, Phthalic Anhydride - Zhonghan |
| Meta Description | Jinan Zhonghan Chemical Technology Co., LTD. was established in 2019. It is a modern biomedical enterprise integrating research and development, production and sales. |
| Canonical | https://www.xsu.com/ |
| Open Graph Title | Diheptyl Phthalate, Phthalic Acid, Phthalic Anhydride - Zhonghan |
| Open Graph Image | https://ecdn6.globalso.com/upload/p/3069/image_other/2025... |
Title Diheptyl Phthalate, Phthalic Acid, Phthalic Anhydride - Zhonghan Meta Description Jinan Zhonghan Chemical Technology Co., LTD. was established in 2019. It is a modern biomedical enterprise integrating research and development, production and sales. Canonical https://www.xsu.com/ Open Graph Title Diheptyl Phthalate, Phthalic Acid, Phthalic Anhydride - Zhonghan Open Graph Image https://ecdn6.globalso.com/upload/p/3069/image_other/2025... Detected Technologies
| Technology | jQuery Google Analytics Nginx |
Technology jQuery Google Analytics Nginx
HTTP Headers
| Server
| nginx |
| Date
| Tue, 28 Jul 2026 19:54:28 GMT |
| Content-type
| text/html |
| Last-modified
| Wed, 01 Jul 2026 08:39:57 GMT |
| Vary
| Accept-Encoding |
| Etag
| W/"6a44d25d-243fd" |
| Strict-transport-security
| max-age=31536000 |
| Content-encoding
| gzip |
Meta Tags
| Content-Type | text/html;charset=UTF-8 |
| Viewport | initial-scale=1.0,maximum-scale=1,width=device-width |
| Description | Jinan Zhonghan Chemical Technology Co., LTD. was established in 2019. It is a modern biomedical enterprise integrating research and development, production and sales. |
| Keywords | Abemaciclib Intermediates, Intermediate Of Larotinib, Ivacator Intermediates, Intermediate Of Delafloxacin, Intermediate Of Panatinib, Intermediate Of Balosevir, Intermediate Of Liriopide, Duotenuode Intermediate, Benzenedicarboxylic Acid, O Phthalic Anhydride |
| Inquiry_company_input | 0 |
| JOGOEJISAMPAI | 1 |
| Cookie_consent_banner | 0 |
Server nginx
Date Tue, 28 Jul 2026 19:54:28 GMT
Content-type text/html
Last-modified Wed, 01 Jul 2026 08:39:57 GMT
Vary Accept-Encoding
Etag W/"6a44d25d-243fd"
Strict-transport-security max-age=31536000
Content-encoding gzip
