Hi friends today i am sharing with your top 5 free backlinks indexer sites, you may use it for free of cost, ya free of cost. These sites allowing too much feature for your website.
Here is top 5 free backlinks indexer site.
01. Pingbomb
02. Masspings
03. Bulkpinger
04. Smallseotools
05. Pingfarm
You can use smallseotools as the best free indexing site but now it can’t allow multiple links at a time.
