Proxy Speed Test
The proxy speed test measures latency and responsiveness for a proxy endpoint before it is used in time-sensitive work. Scraping teams, sneaker bot users, ad verifiers, and QA engineers use the result to compare proxy types, identify slow routes, and decide whether an endpoint is stable enough.
A proxy speed test should look at more than peak download speed. Latency, connection stability, and repeated results matter more when the proxy is used for logins, browser automation, or long-running sessions. Run a few checks at different times and judge the result against the task: browsing needs responsiveness, while data transfer also needs consistent throughput.
Run the result against the exact browser, device, proxy protocol, and target country you plan to use in production. A clean result here is not a ranking promise, but it catches the configuration mistakes that usually create blocked sessions, wrong geo signals, DNS leaks, or inconsistent fingerprints.
For repeat workflows, record the visible IP, ASN, DNS route, latency, and warning state before and after each proxy change. That gives QA, scraping, SEO, ads, and account teams a comparable baseline instead of relying on a single one-off check.
When troubleshooting a blocked session or unexpected platform response, work through the stack in order: confirm the port is reachable, verify the exit IP and ASN, check DNS resolver, inspect request headers, and then compare browser fingerprint and timezone. Skipping layers leads to misdiagnosis — a timeout at the port level looks similar to a cookie checkpoint at the application layer but the fix is completely different.
Mobile proxy workflows behave differently from datacenter ones because CGNAT means multiple physical users share the same outbound IP range. Platforms treat these IPs with higher inherent trust, but that trust can erode if the same session triggers unusual behavior like very high request rates, mismatched timezones, or browser fingerprints that do not match a real mobile device. Use these diagnostic tools to verify the whole configuration, not just the IP.
Measure your proxy latency, connection time, and estimated download speed. Enter a single proxy and get detailed performance metrics.
Supported formats: host:port host:port:user:pass user:pass@host:port
3-Round Testing
We run 3 sequential requests through your proxy and calculate the average latency for accurate results.
Full Metrics
Get connection time, average latency, download speed estimate, exit IP, country and ISP in one test.
Speed Rating
Instant color-coded rating from Excellent to Slow with recommendations for your proxy performance.
Proxy Speed: What the Numbers Mean
What actually affects proxy speed
The two biggest factors are physical distance to the proxy server and how many users share it. A dedicated mobile proxy on a 4G/5G modem gives you a real cellular connection with its own bandwidth — no sharing queue. Shared datacenter proxies can look faster in benchmarks but slow down under real load. Network congestion, time of day, and how fast the target website responds all add to the total round-trip time you see in the proxy speed test.
How to read latency results
Under 200ms: fast enough for real-time tasks — social media automation, ad verification, account management. 200–500ms: solid for web scraping, SEO monitoring, and most data collection. 500–1000ms: workable for bulk crawls, but strict rate-limited sites may timeout. Above 1000ms: expect failures on anything time-sensitive. Run the proxy speed test at the time you actually plan to use the proxy — latency can vary significantly between peak and off-peak hours.
Mobile proxy vs datacenter: the real tradeoff
Datacenter proxies often advertise sub-50ms latency. That number is real — but it only counts when the request goes through. On platforms that fingerprint datacenter IPs, you pay for blocks and retries in time and error rate, not in latency. Mobile 4G/5G proxies carry a higher raw latency on cellular networks, but when a request completes on the first try instead of the fourth, your effective throughput wins. For scraping major platforms, completion rate beats raw speed.
Get more speed out of your proxy connection
Pick a proxy endpoint geographically close to your target. Use HTTP over SOCKS5 where the protocol allows — less handshake overhead. Keep connections alive rather than opening a new TCP connection per request. Schedule heavy tasks during off-peak hours (2–6 AM local time). Rotate IPs only when the target actually requires it — each rotation adds 2–3 seconds. If you are connecting to Proxy Poland modems from outside Europe, routing through a European VPS cuts one long-haul hop.