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Site Info - Tumblr.com

Overview of web technologies used by Tumblr.com.

Website Background

Sign up | Tumblr
Tumblr is a place to express yourself, discover yourself, and bond over the stuff you love. It's where your interests connect you with your people.

Description on Homepage

A free blog hosting platform offering customizable templates, bookmarklets, photos, mobile apps, and social network integration.

Description from Alexa

Number 64 of all websites according to Alexa

Popularity rank

CountryVisitorsCountry Rank
United States36.3%28
Japan6.8%64
China5.6%141

Main visitors locations

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

JavaScript

HTML5 is the fifth revision of the HTML standard.

HTML5

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

UTF-8

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

JPEG

Scalable Vector Graphics (SVG) is an XML-based vector image format.

SVG

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

PNG
(used until recently)

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

GIF
(used until recently)

External Cascading Style Sheets define style rules in a separate CSS file.

External CSS

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Inline CSS

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

Cookies expiring in months

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

HttpOnly Cookies

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

Non-Secure Cookies

Gzip (GNU zip) is a file compression algorithm.

Gzip Compression

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.

IPv6

HTTP/2 is the second major version of the HTTP network protocol.

HTTP/2

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

HTTP Strict Transport Security

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

Default subdomain www

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

Default protocol https

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

DigiCert

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google.

Google Analytics

Full Circle Studies collects information about general website visitation patterns as part of the ComScore market research.

Full Circle Studies

The Apache Traffic Server is a caching proxy server derived from the Yahoo Traffic Server.

Apache Traffic Server

Yahoo operates several web portals and related services world-wide, owned by Verizon.

Yahoo

Tumblr is a hosted blogging platform owned by Verizon.

Tumblr

Webzilla is a web hosting provider owned by XBT Holding.

Webzilla
(used until recently)
hosting info based on data from ipinfo.io

Commercial entities

.com

United States
United Kingdom
Ireland
(used until recently)
Virgin Islands, British
(used until recently)

English

 

 

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