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RB2B among Y Combinator companies

RB2B was detected on 154 of 5,386 crawled Y Combinator company websites, a share of 2.9%.

5,386 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 144 from a plain fetch only, and 747 returned no usable record. Company list: Y Combinator company directory. Rank 2 of the 5 Visitor Identification and ABM tools published for this group.

Software used by Y Combinator companies · Visitor Identification and ABM across all four groups · RB2B across every group and the wider sample

<a href="https://installmap.com/groups/yc/rb2b"><img src="https://installmap.com/badges/yc/rb2b.svg" alt="RB2B runs on 2.9% of Y Combinator companies, 154 of 5,386 crawled companies"></a>

[![RB2B runs on 2.9% of Y Combinator companies, 154 of 5,386 crawled companies](https://installmap.com/badges/yc/rb2b.svg)](https://installmap.com/groups/yc/rb2b)

Cite

RB2B was detected on 154 of 5,386 crawled Y Combinator company websites (2.9%). Installmap, 4 September 2026, https://installmap.com/groups/yc/rb2b.

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