metriculum.com
Backlinks Indexer Review: The Ultimate Link Indexing Service? - Metriculum: SEO and Search Engine Marketing Journal
Backlinks Indexer is a cloud-based high-quality instant indexing service. It boosts search engine rankings. Index your links through high PR social bookmarking sites. It is an affordable backlink booster with guaranteed ping for every link and, automatic drip pinging, and tiered link building.