Which IPv4 Proxy Providers Offer the Best Speed and Reliability? or How Do I Set Up an IPv4 Proxy for

For budget ipv4 proxies, ProxyCheap is okay-ish. Not the fastest, but decent uptime.

If you need speed, though, go with Blazing SEO. A bit pricier, but their network’s solid.

And yeah, location makes a diff. Use a traceroute tool to see where the lag’s coming from.