Google Search Console - Google Webmaster Tools provides you with detailed reports about your pages' visibility on...

Ping-O-Matic - Service to update different search engines that your blog has updated.

Ahrefs - Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!

Pingler - Pingler is a tool that allows you to ping your blog or website, so that followers can know if your site is online after any update, maintenance, etc.

Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.

PingMyLinks - PingMyLinks is one of the oldest websites in the internet marketing industry that you can use to index your websites and blogs.