About

Formed in late 2011, HTML DTD is an internet property owned by TLD Publishing and is part of a larger network of websites designed to provide end users with valuable information.

The purpose of this site is to provide centralized information about the Doctype Definition (DTD) Declaration. The site also provides users extensive examples and comparisons for HTML 5, HTML 4.01, XHTML 1.0 and XHTML 1.1.