HSTS - Browser HTTPS Only for domain and subdomains
Download List of All Websites using HSTS - Browser HTTPS Only for domain and subdomains
The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) lets a web site tell browsers that it should only be accessed using HTTPS, instead of using HTTP for domain and subdomainsfor 31536000 seconds
No Cache Content
Download List of All Websites using No Cache Content
Forces caches to submit the request to the origin server for validation before releasing a cached copy.
Tags:
NO Store HTTP Cache-Control
Download List of All Websites using NO Store HTTP Cache-Control
The cache should not store anything about the client request or server response.
Tags:
Must Revalidate HTTP Cache-Control
Download List of All Websites using Must Revalidate HTTP Cache-Control
Indicates that once a resource has become stale (e.g. max-age has expired), a cache must not use the response to satisfy subsequent requests for this resource without successful validation on the origin server.
Tags:
SEO Robots : Allow to index and follow website links
Download List of All Websites using SEO Robots : Allow to index and follow website links
Meta robots tag is a tag that tells search engines what to follow and what not to follow.
Vary Header Accept-Encoding
Download List of All Websites using Vary Header Accept-Encoding
The Accept-Encoding request HTTP header advertises which content encoding, usually a compression algorithm, the client is able to understand. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header.
Tags:
Vary Header check for cookies
Download List of All Websites using Vary Header check for cookies
The Vary HTTP response header determines how to match future request headers to decide whether a cached response can be used rather than requesting a fresh one from the origin server. It is used by the server to indicate which headers it used when selecting a representation of a resource in a content negotiation algorithm.
Tags:
schema.org micro-markup
Download List of All Websites using schema.org micro-markup
Schema.org is a collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.
Tags:
XFN 1.1
Download List of All Websites using XFN 1.1
XFN is a technical term that is an acronym that stands for “XHTML Friends Network.” This is primarily used by websites that want to create a series of referral links between other websites in order to boost SEO ratings.