Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 162.159.135.42 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🔒 🟡 Mixed Content (5 HTTP resources) | The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers. |
|
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 162.159.135.42
Server Software cloudflare
CDN Cloudflare
Compression gzip
🔒 🟡 Mixed Content (5 HTTP resources) The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Performance
| DNS Lookup | 4.1 ms |
| TCP Connect | 6.1 ms |
| TLS Handshake | 8 ms |
| Time To First Byte (TTFB) | 86.3 ms |
| Content Download | 5.4 ms |
| Total Response Time | 91.6 ms |
DNS Lookup 4.1 ms
TCP Connect 6.1 ms
TLS Handshake 8 ms
Time To First Byte (TTFB) 86.3 ms
Content Download 5.4 ms
Total Response Time 91.6 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ sameorigin |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains
CSP ⚠ Not configured
X-Frame-Options ✔ sameorigin
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Home – Physics World |
| Meta Description | Physics World represents a key part of IOP Publishing's mission to communicate world-class research and innovation to the widest possible audience. The website forms part of the Physics World portfolio, a collection of online, digital and print information services for the global scientific community. |
| Canonical | https://physicsworld.com/ |
| Robots Meta | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Open Graph Title | Home – Physics World |
| Open Graph Description | Physics World represents a key part of IOP Publishing's mission to communicate world-class research and innovation to the widest possible audience. The website forms part of the Physics World portfolio, a collection of online, digital and print information services for the global scientific community. |
| Twitter Card | summary_large_image |
Title Home – Physics World
Meta Description Physics World represents a key part of IOP Publishing's mission to communicate world-class research and innovation to the widest possible audience. The website forms part of the Physics World portfolio, a collection of online, digital and print information services for the global scientific community.
Canonical https://physicsworld.com/
Robots Meta index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Open Graph Title Home – Physics World
Open Graph Description Physics World represents a key part of IOP Publishing's mission to communicate world-class research and innovation to the widest possible audience. The website forms part of the Physics World portfolio, a collection of online, digital and print information services for the global scientific community.
Twitter Card summary_large_image
Detected Technologies
| Technology | WordPress jQuery Google Analytics Google Tag Manager Cloudflare PHP Hotjar |
Technology WordPress jQuery Google Analytics Google Tag Manager Cloudflare PHP Hotjar
HTTP Headers
| Date
| Fri, 28 Aug 2026 07:35:10 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Cf-ray
| a321a3434b13a8a7-CDG |
| Cf-cache-status
| DYNAMIC |
| Nel
| {"report_to":"cf-nel","success_fraction":0.01,"max_age":604800} |
| Link
| ; rel="https://api.w.org/", ; rel="alternate"; title="JSON"; type="application/json", ; rel=shortlink |
| Server
| cloudflare |
| Strict-transport-security
| max-age=31536000; includeSubDomains |
| Vary
| Accept-Encoding |
| Ki-cf-cache-status
| BYPASS |
| X-edge-location-klb
| 1 |
| Ki-cache-type
| None |
| Ki-edge
| v=28.5.0;mv=99.9.9 |
| Ki-origin
| o1i |
| X-content-type-options
| nosniff |
| X-frame-options
| sameorigin |
| X-kinsta-cache
| HIT |
| X-powered-by
| PHP |
| Set-cookie
| __cf_bm=8nEvWIyZHZGb5aJ7o5ec9cSHSUX1E36kfIs.2i5IfWs-1787902510.6068013-1.0.1.1-sqUoitBJf0aJz9sAAvB4422EmgeatX2ttxDF2MdvnI5xjNT7EG2qg_L231NXVkfexj24XDkSYw_00eEc_tBQjAdWCajGTOWgvdO81DgySNVMC9fF_bF6lV8paGyAv63S; HttpOnly; SameSite=None; Secure; Path=/; Domain=physicsworld.com; Expires=Fri, 28 Aug 2026 08:05:10 GMT |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=keoEZpdePdXCBw7Djgq4kTEjb1RX2koaAjIjRqB1LYhvJRoc461DntyXjWDUk6etnQJBGkTJM7oVkYigHs2OO9eqVz4h3rRHLFP%2BQ2Lfu%2B4%2B4A%2B2w6iUEgaVZwYexJ5zWtU%3D"}]} |
| Content-encoding
| gzip |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Referrer-Policy | origin, strict-origin-when-cross-origin |
| X-UA-Compatible | IE=edge |
| Robots | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Description | Physics World represents a key part of IOP Publishing's mission to communicate world-class research and innovation to the widest possible audience. The website forms part of the Physics World portfolio, a collection of online, digital and print information services for the global scientific community. |
| Article:publisher | https://www.facebook.com/physicsworld/ |
| Article:modified_time | 2026-08-27T14:59:58+00:00 |
| Oas:article-id | 65354 |
| Oas:article-type | static-page |
| Generator | WordPress 7.1 |
| Onesignal-plugin | wordpress-3.9.2 |
Date Fri, 28 Aug 2026 07:35:10 GMT
Content-type text/html; charset=UTF-8
Cf-ray a321a3434b13a8a7-CDG
Cf-cache-status DYNAMIC
Nel {"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
Link ; rel="https://api.w.org/", ; rel="alternate"; title="JSON"; type="application/json", ; rel=shortlink
Server cloudflare
Strict-transport-security max-age=31536000; includeSubDomains
Vary Accept-Encoding
Ki-cf-cache-status BYPASS
X-edge-location-klb 1
Ki-cache-type None
Ki-edge v=28.5.0;mv=99.9.9
Ki-origin o1i
X-content-type-options nosniff
X-frame-options sameorigin
X-kinsta-cache HIT
X-powered-by PHP
Set-cookie __cf_bm=8nEvWIyZHZGb5aJ7o5ec9cSHSUX1E36kfIs.2i5IfWs-1787902510.6068013-1.0.1.1-sqUoitBJf0aJz9sAAvB4422EmgeatX2ttxDF2MdvnI5xjNT7EG2qg_L231NXVkfexj24XDkSYw_00eEc_tBQjAdWCajGTOWgvdO81DgySNVMC9fF_bF6lV8paGyAv63S; HttpOnly; SameSite=None; Secure; Path=/; Domain=physicsworld.com; Expires=Fri, 28 Aug 2026 08:05:10 GMT
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=keoEZpdePdXCBw7Djgq4kTEjb1RX2koaAjIjRqB1LYhvJRoc461DntyXjWDUk6etnQJBGkTJM7oVkYigHs2OO9eqVz4h3rRHLFP%2BQ2Lfu%2B4%2B4A%2B2w6iUEgaVZwYexJ5zWtU%3D"}]}
Content-encoding gzip
Alt-svc h3=":443"; ma=86400
