URL Scan Results for the page [Booking.com | Official site | The best hotels, flights, car rentals](https://www.booking.com/?chal_t=1778496921809&force_referer=)

Document

Links

The outgoing links identified from the page.

JavaScript Variables

Global JavaScript variables are variables that are defined outside of any function or block scope in JavaScript.

Technology

The technologies identified are present on the scanned URL.

Name	Description	Detected patterns
Analytics
Naver Analytics https://analytics.naver.com	Naver Analytics is a Korean based analytics service.	Type: meta Regex: (?:)
JavaScript frameworks
React https://reactjs.org	React is an open-source JavaScript library for building user interfaces or UI components.	Type: html Regex: <[^>]{1,250}data-react
Security
HSTS https://www.rfc-editor.org/rfc/rfc6797#section-6.1	HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.	Type: headers Name: strict-transport-security Regex: (?:)
Web servers
Nginx https://nginx.org/en	Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.	Type: headers Name: server Regex: nginx(?:\/([\d.]{1,250}))?
CDN
Amazon CloudFront https://aws.amazon.com/cloudfront/	Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.	Type: dns Regex: ^[a-z0-9]{1,250}\.cloudfront.net\.?$
Advertising
theTradeDesk https://www.thetradedesk.com	theTradeDesk is an technology company that markets a software platform used by digital ad buyers to purchase data-driven digital advertising campaigns across various ad formats and devices.	Type: scriptSrc Regex: \.adsrvr\.org\/
Reddit Ads https://advertising.reddithelp.com/	Reddit Ads is an online advertising offering from Reddit.	Type: scriptSrc Regex: www\.redditstatic\.com
Microsoft Advertising https://ads.microsoft.com	Microsoft Advertising is an online advertising platform developed by Microsoft.	Type: scriptSrc Regex: bat\.bing\.com\/bat\.js
Google Publisher Tag https://developers.google.com/publisher-tag/guides/get-started	Google Publisher Tag (GPT) is an ad tagging library for Google Ad Manager which is used to dynamically build ad requests.	Type: scriptSrc Regex: securepubads\.g\.doubleclick.net\/tag\/js\/gpt\.js
Tag managers
Google Tag Manager https://www.google.com/tagmanager	Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.	Type: scriptSrc Regex: googletagmanager\.com\/gtm\.js
PaaS
Amazon Web Services https://aws.amazon.com/	Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.	Dependent on Amazon CloudFront
Reverse proxies
Envoy https://www.envoyproxy.io/	Envoy is an open-source edge and service proxy, designed for cloud-native applications.	Type: headers Name: x-envoy-upstream-service-time Regex: (?:)
Nginx https://nginx.org/en	Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.	Type: headers Name: server Regex: nginx(?:\/([\d.]{1,250}))?
Cookie compliance
OneTrust https://www.onetrust.com	OneTrust is a cloud-based data privacy management compliance platform.	Type: scriptSrc Regex: cdn\.cookielaw\.org

Performance

The speed and efficiency of the scanned URL loads and displays its content.

dns

1 ms

Good

tcp

1 ms

Good

requestTime

7 ms

Good

dom

1659 ms

Poor

DNS Record

A DNS record maps a domain name to an IP address or other resource information.

SSL Certificate

An SSL certificate is a digital certificate that verifies the authenticity and encrypts the communication between a website and its visitors.

HTTP Headers

HTTP Header

An HTTP header is a component of an HTTP request or response that contains additional information about the message being sent or received.

Content Security Policy

Content Security Policy (CSP) is a security mechanism that helps prevent cross-site scripting (XSS) and other code injection attacks by specifying which content sources are allowed to be loaded on a web page.

Cookies

Cookies are small pieces of data stored on a user's web browser to track and remember information about their browsing activity on a website.