Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 44.205.102.47 |
| Server Software | AmazonS3 |
| CDN | CDN (Hit from cloudfront) |
| Compression | gzip |
|
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 44.205.102.47
Server Software AmazonS3
CDN CDN (Hit from cloudfront)
Compression gzip
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).
Performance
| DNS Lookup | 18.3 ms |
| TCP Connect | 101 ms |
| TLS Handshake | 86 ms |
| Time To First Byte (TTFB) | 351.3 ms |
| Content Download | 0.3 ms |
| Total Response Time | 351.6 ms |
DNS Lookup 18.3 ms
TCP Connect 101 ms
TLS Handshake 86 ms
Time To First Byte (TTFB) 351.3 ms
Content Download 0.3 ms
Total Response Time 351.6 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
SEO Quick Check
Detected Technologies
| Technology | Bootstrap jQuery Google Analytics Cloudflare PHP Matomo |
Technology Bootstrap jQuery Google Analytics Cloudflare PHP Matomo
HTTP Headers
| Date
| Thu, 20 Aug 2026 05:20:17 GMT |
| Content-type
| text/html |
| Last-modified
| Wed, 19 Aug 2026 14:14:55 GMT |
| Server
| AmazonS3 |
| X-amz-server-side-encryption
| AES256 |
| Content-encoding
| gzip |
| Etag
| W/"f188695a11b3d18905fee3e48fca36e5" |
| Vary
| Accept-Encoding |
| X-cache
| Hit from cloudfront |
| Via
| 1.1 3edd8fb850751b7960b885bb82f786b0.cloudfront.net (CloudFront) |
| X-amz-cf-pop
| IAD61-P8 |
| X-amz-cf-id
| 16tZf64hnmuQFeth6_DxydPH898ULN0aVgNgvH9E7gHjdB5aO469lA== |
| Age
| 54315 |
Meta Tags
| Dc:language | en |
| Dc:format | text/html |
| Dc:rights | CC BY 4.0 |
| Dc:source | Crossref |
| Dc:type | website |
| Dc:title | You are Crossref |
Date Thu, 20 Aug 2026 05:20:17 GMT
Content-type text/html
Last-modified Wed, 19 Aug 2026 14:14:55 GMT
Server AmazonS3
X-amz-server-side-encryption AES256
Content-encoding gzip
Etag W/"f188695a11b3d18905fee3e48fca36e5"
Vary Accept-Encoding
X-cache Hit from cloudfront
Via 1.1 3edd8fb850751b7960b885bb82f786b0.cloudfront.net (CloudFront)
X-amz-cf-pop IAD61-P8
X-amz-cf-id 16tZf64hnmuQFeth6_DxydPH898ULN0aVgNgvH9E7gHjdB5aO469lA==
Age 54315
