Site Info - Ryanair.com

Server-side Programming Language

Static websites don't use any server-side programming language for generating web pages, but deliver fixed content which is created manually or with an offline tool.

Client-side Programming Language

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

Web Hosting Provider

Amazon is a US-based e-commerce and cloud computing provider.

Data Center Provider

Amazon is a US-based e-commerce and cloud computing provider.

Reverse Proxy Service

Amazon CloudFront is a content delivery web service by Amazon.

DNS Server Providers

Vercara (formerly Neustar) offers DNS services under the UltraDNS brand, owned by DigiCert.

Amazon is a US-based e-commerce and cloud computing provider.

Email Server Provider

Mimecast is a cyber security company providing email services headquartered in the UK.

SSL Certificate Authority

DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.

Site Elements

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Persistent cookies with an expiration time between 1 day and 1 month.

Persistent cookies with an expiration time between 1 month and 1 year.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Secure cookies are used only via an encrypted connections, which may increase security.

Brotli is a lossless compression algorithm developed by Google.

A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.

The Internet Protocol version 6 (IPv6) provides amongst others a vastly larger address space than the preceding version 4. We consider a website to support IPv6 if a 128-bit address is assigned to it, regardless of the content delivered at that address.

HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.

Markup Language

HTML5 is the fifth revision of the HTML standard.

Character Encoding

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

Top Level Domain

Commercial entities

Server Locations

Content Languages