URL Scan Results for the page [](https://sergiozygmunt.com/)

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
Cloudflare Browser Insights https://www.cloudflare.com	Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.	Type: scriptSrc Regex: static\.cloudflareinsights\.com\/beacon(?:\.min)?\.js
Security
Keybase https://keybase.io/	Keybase is for keeping everyone's chats and files safe, from families to communities to companies. MacOS, Windows, Linux, iPhone, and Android.	Type: dns Regex: keybase-site-verification
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: (?:)
Miscellaneous
HTTP/3 https://httpwg.org/	HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.	Type: headers Name: alt-svc Regex: h3
CDN
Cloudflare https://www.cloudflare.com	Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.	Type: headers Name: cf-ray Regex: ^cloudflare$
UI frameworks
USWDS https://designsystem.digital.gov	USWDS is a design system for the federal government.	Type: scriptSrc Regex: \buswds\b
SSL/TLS certificate authorities
Sectigo https://sectigo.com/	Sectigo provides SSL certificate and computer security products.	Type: certIssuer Regex: Sectigo
Email
Sendgrid https://sendgrid.com/	SendGrid is a cloud-based email delivery platform for transactional and marketing emails.	Type: dns Regex: sendgrid\.net
RUM
Cloudflare Browser Insights https://www.cloudflare.com	Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.	Type: scriptSrc Regex: static\.cloudflareinsights\.com\/beacon(?:\.min)?\.js

Performance

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

dns

1 ms

Good

tcp

88 ms

Good

requestTime

29 ms

Good

dom

531 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.