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Дополнительная информация for https://semanticscholar.org

Technical Information

HTTP Status Code	200
HTTP Version	HTTP/1.1
HTTPS	✔ Available
IP Address	13.227.173.66
Server Software	nginx
CDN	CDN (Miss from cloudfront)
Compression	gzip
🔒 🟡 Mixed Content (1 HTTP resources)	The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
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.

HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 13.227.173.66
Server Software nginx
CDN CDN (Miss from cloudfront)
Compression gzip
🔒 🟡 Mixed Content (1 HTTP resources) The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
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.

Redirect Chain

#	URL	HTTP Status Code	Status
1	https://semanticscholar.org:443	301	HTTP/1.1 301 Moved Permanently
2	https://www.semanticscholar.org/	200	HTTP/1.1 200 OK

#1 URL https://semanticscholar.org:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently

#2 URL https://www.semanticscholar.org/
HTTP Status Code 200
Status HTTP/1.1 200 OK

Performance

DNS Lookup	8.3 ms
TCP Connect	9.4 ms
TLS Handshake	4.6 ms
Time To First Byte (TTFB)	173.5 ms
Content Download	4.5 ms
Total Response Time	178 ms

DNS Lookup 8.3 ms
TCP Connect 9.4 ms
TLS Handshake 4.6 ms
Time To First Byte (TTFB) 173.5 ms
Content Download 4.5 ms
Total Response Time 178 ms

Security

HTTPS	✔ Enabled
HSTS	✘ Not configured
CSP	⚠ Not configured
X-Frame-Options	✔ SAMEORIGIN
X-Content-Type-Options	⚠ Not configured
HTTP/2	⚠ HTTP/1.1

HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1

SEO Quick Check

Title	Semantic Scholar \| AI-Powered Research Tool
Meta Description	Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Canonical	https://www.semanticscholar.org/
Robots Meta	noarchive
Open Graph Title	Semantic Scholar \| AI-Powered Research Tool
Open Graph Description	Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Open Graph Image	https://www.semanticscholar.org/img/semantic_scholar_og.png
Twitter Card	summary_large_image
Twitter Title	Semantic Scholar \| AI-Powered Research Tool
Twitter Description	Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Twitter Image	https://www.semanticscholar.org/img/semantic_scholar_og.png

Title Semantic Scholar | AI-Powered Research Tool
Meta Description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Canonical https://www.semanticscholar.org/
Robots Meta noarchive
Open Graph Title Semantic Scholar | AI-Powered Research Tool
Open Graph Description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Open Graph Image https://www.semanticscholar.org/img/semantic_scholar_og.png
Twitter Card summary_large_image
Twitter Title Semantic Scholar | AI-Powered Research Tool
Twitter Description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Twitter Image https://www.semanticscholar.org/img/semantic_scholar_og.png

Detected Technologies

Technology	Google Analytics Google Tag Manager Nginx HubSpot

Technology Google Analytics Google Tag Manager Nginx HubSpot

HTTP Headers

Content-Type	text/html; charset=utf-8
Transfer-Encoding	chunked
Connection	keep-alive
Date	Thu, 20 Aug 2026 11:27:54 GMT
X-Frame-Options	SAMEORIGIN
Content-Encoding	gzip
Server	nginx
Vary	Accept-Encoding
Cache-Control	max-age=0, no-cache, no-store
Expires	-1
X-Cache	Miss from cloudfront
Via	1.1 4d2fb33ab1058d6a2c18505324ac0b4e.cloudfront.net (CloudFront)
X-Amz-Cf-Pop	CDG54-P2
X-Amz-Cf-Id	QS3RI3m11WcnINukfgXMsL-ZoC6sWCsb3wu-TiSfK5VKiu5Ww02ZNw==

Meta Tags

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Viewport	width=device-width,initial-scale=1
S2-ui-version	ec242a4738ae8174f0d7b6dca9cbfcfaf10464a2
Description	Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
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Msapplication-TileColor	#FFFFFF
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Content-Type text/html; charset=utf-8
Transfer-Encoding chunked
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X-Frame-Options SAMEORIGIN
Content-Encoding gzip
Server nginx
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X-Cache Miss from cloudfront
Via 1.1 4d2fb33ab1058d6a2c18505324ac0b4e.cloudfront.net (CloudFront)
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Description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Twitter:description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Og:description Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
Og:title Semantic Scholar | AI-Powered Research Tool
Twitter:title Semantic Scholar | AI-Powered Research Tool
Og:image

Og:image:secure_url

Og:image:width 1110
Og:image:height 582
Twitter:image

Og:type website
Og:locale en_US
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