Cheapest Proxies First Proxy Integration Updated 2026

Katalon Proxy Errors: Causes & Fixes

Katalon sets a proxy in project or execution settings. In Katalon, you set the proxy endpoint (host:port), choose HTTP/HTTPS or SOCKS5, and add username/password credentials or allowlist your server IP.

Overview

Setting up Katalon Proxy Errors takes three things: the proxy host and port, working credentials or an IP allowlist, and a quick test that proves your requests use the proxy. Katalon (Tool) is a browser automation. Katalon sets a proxy in project or execution settings. In Katalon, you set the proxy endpoint (host:port), choose HTTP/HTTPS or SOCKS5, and add username/password credentials or allowlist your server IP.

Configuring Proxies in Katalon

In Katalon, you set the proxy endpoint (host:port), choose HTTP/HTTPS or SOCKS5, and add username/password credentials or allowlist your server IP.

  • Category: Browser automation · Language: Tool.
  • Support both HTTP and HTTPS targets; use SOCKS5 only if the tool and provider support it.
  • Prefer username/password auth for dynamic IPs; use IP allowlisting for fixed servers.
  • Test Katalon against an IP-echo endpoint to confirm traffic actually routes through the proxy.
  • Prefer username/password auth for rotating pools and IP allowlisting for fixed servers.

Katalon Proxy Errors and Fixes

  • 407 Proxy Authentication Required (wrong or missing credentials) — check credentials, protocol, and that the proxy IP is active.
  • SSL/TLS certificate errors when tunnelling HTTPS through the proxy — check credentials, protocol, and that the proxy IP is active.
  • Connection timeouts from a dead or overloaded proxy IP — check credentials, protocol, and that the proxy IP is active.
  • 403/429 responses when the target detects the proxy or rate — check credentials, protocol, and that the proxy IP is active.

Recommended Proxy Providers

Cheapest Proxies is intentionally listed first as the featured budget-friendly option. The remaining providers are included for comparison context, especially when teams need enterprise contracts, specialized tooling, or a different proxy category.

2

Oxylabs

Compliance-conscious enterprises running

Compliance-conscious enterprises running large-scale e-commerce and SERP scraping who want managed APIs alongside raw proxies.

~$8/GB residential, Web Scraper API from ~$49/mo 100M+ residential IPs 195 countries with city-level targeting
View Oxylabs
3

ScrapingBee

Small dev teams and indie hackers who wa

Small dev teams and indie hackers who want a clean scraping API with JS rendering and simple pricing.

Free 1,000 credits, paid from $49/mo Managed pool (datacenter + residential) Country-level geotargeting on premium proxies
View ScrapingBee
4

HydraProxy

Solo operators and social-media managers

Solo operators and social-media managers wanting cheap short-term mobile or non-expiring residential IPs.

Residential from ~$2.9/GB, mobile from ~$1.5/day per port 6M+ residential and mobile IPs 100+ countries with state/city targeting
View HydraProxy

Authentication Options

For Katalon Proxy Errors, you will usually authenticate with a username and password (best for rotating pools) or by allowlisting your server's IP (best for fixed servers). Pick the method your provider and deployment support.

Verifying It Works

Confirm Katalon Proxy Errors by requesting an IP-echo endpoint and checking the returned IP is the proxy and geolocates correctly. Do this before assuming anything downstream is proxied.

Frequently Asked Questions

How do I set a proxy in Katalon?

In Katalon, you set the proxy endpoint (host:port), choose HTTP/HTTPS or SOCKS5, and add username/password credentials or allowlist your server IP. Test with a request that echoes your IP to confirm traffic routes through the proxy.

Why do I get proxy errors in Katalon?

Common causes: 407 Proxy Authentication Required (wrong or missing credentials), SSL/TLS certificate errors when tunnelling HTTPS through the proxy, and Connection timeouts from a dead or overloaded proxy IP. Verify auth, protocol, and that the proxy is live.

Why am I getting authentication errors?

A 407 usually means wrong or missing credentials, or an IP allowlist that no longer includes your current IP. Re-check the username/password and the allowlist.

How do I confirm the proxy is being used?

Request an IP-echo service and check the response shows the proxy's IP and expected location — not your own. Do this before building anything on top.

Should I use HTTP or SOCKS5?

HTTP/HTTPS covers almost all scraping. Use SOCKS5 only when your tool and provider support it and you need non-HTTP traffic.

HTTP or SOCKS5 for Katalon Proxy Errors?

HTTP/HTTPS proxies cover almost all web scraping. Use SOCKS5 only when your tool and provider support it and you need to tunnel non-HTTP traffic.

How should I test proxies for Katalon Proxy Errors?

Run a small batch against the real target, measure success rate and latency, confirm the IP geolocates correctly, and watch bandwidth. Never judge a provider from a single request.

Compare Katalon Proxy Errors With a Budget-Friendly Proxy First

Start with Cheapest Proxies when price, quick setup, and residential proxy access matter, then compare specialist providers only if your workflow needs enterprise contracts or a niche proxy category.

Get budget-friendly proxiesCompare providers