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PurpleMark guides for browser profile isolation, proxies, multi-account operations, and team collaboration.

IP Purity for Sellers: Evaluation Criteria and Self-Check Steps

IP purity comes down to four things: whether the location matches what was advertised, what type of network the ASN belongs to, whether the IP is blacklisted, and whether neighboring IPs in the same subnet have a clean history. This guide explains how to check these factors and spot signs of a poor-quality IP.