Here is a list of 10 great ping sites for indexing and adult seo and adult backlinks:
- Pingomatic.com – Pagerank 6
- Twingly.com – Pagerank 6
- Auto-ping.com – Pagerank 5
- Feedshark.brainbliss.com – Pagerank 5
- Mypagerank.net – Pagerank 5
- Icerocket.com – Pagerank 5
- Blo.gs – Pagerank 5
- Bitacoras.com – Pagerank 5
- Totalping.com – Pagerank 4
- Ping.in – Pagerank 4