crossref.org - Secure (SSL)

Проверка результатов для: crossref.org

crossref.org ОНЛАЙН

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Дополнительная информация for https://crossref.org

Technical Information

HTTP Status Code	200
HTTP Version	HTTP/1.1
HTTPS	✔ Available
IP Address	3.226.139.43
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 3.226.139.43
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	1.7 ms
TCP Connect	84.4 ms
TLS Handshake	85.6 ms
Time To First Byte (TTFB)	334.3 ms
Content Download	0.2 ms
Total Response Time	334.6 ms

DNS Lookup 1.7 ms
TCP Connect 84.4 ms
TLS Handshake 85.6 ms
Time To First Byte (TTFB) 334.3 ms
Content Download 0.2 ms
Total Response Time 334.6 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

Title	Crossref
Open Graph Title	You are Crossref - Crossref
Open Graph Description	Crossref is open infrastructure linking the world
Open Graph Image	https://www.crossref.org/images/homepage-images/travertin...

Title Crossref
Open Graph Title You are Crossref - Crossref
Open Graph Description Crossref is open infrastructure linking the world
Open Graph Image https://www.crossref.org/images/homepage-images/travertin...

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 10:13:55 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 44916c67f9cf2e3bb0750e13e0db0150.cloudfront.net (CloudFront)
X-amz-cf-pop	IAD61-P8
X-amz-cf-id	J4EnGOCx97J_r-yX3rga4or8ZL8YrD5K3I2qjwwfC7bI9cQuuWzTzQ==
Age	71933

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 10:13:55 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 44916c67f9cf2e3bb0750e13e0db0150.cloudfront.net (CloudFront)
X-amz-cf-pop IAD61-P8
X-amz-cf-id J4EnGOCx97J_r-yX3rga4or8ZL8YrD5K3I2qjwwfC7bI9cQuuWzTzQ==
Age 71933

Dc:language en
Dc:format text/html
Dc:rights CC BY 4.0
Dc:source Crossref
Dc:type website
Dc:title You are Crossref
Og:title You are Crossref - Crossref
Og:site_name www.crossref.org
Og:description Crossref is open infrastructure linking the world
Og:type website
Og:url https://www.crossref.org/
Og:image

Og:updated_time 2026-07-25T00:00:00

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Проверка результатов для: crossref.org

crossref.org ОНЛАЙН

Дополнительная информация for https://crossref.org

Technical Information

Performance

Security

SEO Quick Check

Detected Technologies

HTTP Headers

Meta Tags

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