https://proxypanda.io/blog/ Plain-English tutorials on using proxies without overpaying: rotation, retries, cost estimates, IP checks and choosing a product. en Tue, 29 Sep 2026 00:00:00 GMT https://proxypanda.io/blog/are-proxies-legal/ https://proxypanda.io/blog/are-proxies-legal/ Explainer Tue, 29 Sep 2026 00:00:00 GMT Are proxies legal? In most countries, yes. What makes a use unlawful or against a site's terms, what to weigh before scraping, and where we draw the line. https://proxypanda.io/blog/buy-proxies-with-crypto/ https://proxypanda.io/blog/buy-proxies-with-crypto/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Buy proxies with crypto without losing a payment. Coins and networks, confirmations, wrong-amount mistakes, refunds and receipts, step by step. https://proxypanda.io/blog/cheap-residential-proxies/ https://proxypanda.io/blog/cheap-residential-proxies/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Cheap residential proxies are priced per GB, but you pay per page that works. The formula, a worked example and a checklist to find the cheapest. https://proxypanda.io/blog/check-google-rankings-by-country/ https://proxypanda.io/blog/check-google-rankings-by-country/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Check Google rankings by country with Search Console for your own site, gl and hl for quick looks, and a browser on a static IP in that country. https://proxypanda.io/blog/check-what-kind-of-ip-you-were-sold/ https://proxypanda.io/blog/check-what-kind-of-ip-you-were-sold/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Residential, ISP or datacenter is a label a provider puts on an IP. Here is how to look up who owns an address and check the label with free tools. https://proxypanda.io/blog/choosing-a-safe-proxy-provider/ https://proxypanda.io/blog/choosing-a-safe-proxy-provider/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT How to choose a safe proxy provider after Google's IPIDEA takedown: an eight-point checklist for sourcing, consent, abuse handling, labels, meter and refunds. https://proxypanda.io/blog/chrome-proxy-errors/ https://proxypanda.io/blog/chrome-proxy-errors/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT ERR_PROXY_CONNECTION_FAILED: Chrome cannot reach the proxy. ERR_TUNNEL_CONNECTION_FAILED: the proxy will not open a tunnel. Causes we reproduced, and fixes. https://proxypanda.io/blog/does-proxy-bandwidth-expire/ https://proxypanda.io/blog/does-proxy-bandwidth-expire/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Do proxy GB expire? Often, yes. How bundles, monthly resets and rollover work, what expiry does to your real price per GB, and what to ask before you buy. https://proxypanda.io/blog/estimate-what-a-scrape-will-cost/ https://proxypanda.io/blog/estimate-what-a-scrape-will-cost/ Explainer Tue, 29 Sep 2026 00:00:00 GMT A formula and a short script for estimating how many gigabytes a scraping job will use on a per-GB proxy, before you order any bandwidth. https://proxypanda.io/blog/fix-407-proxy-authentication-required/ https://proxypanda.io/blog/fix-407-proxy-authentication-required/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT A 407 Proxy Authentication Required error means the proxy refused your login. Find the cause with curl -v, then apply the fix for curl, Python or Node. https://proxypanda.io/blog/fix-429-too-many-requests/ https://proxypanda.io/blog/fix-429-too-many-requests/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT 429 Too Many Requests means the website is rate limiting you. Read Retry-After, work out which limit you hit, and pace requests with a Python limiter. https://proxypanda.io/blog/free-proxies-vs-paid/ https://proxypanda.io/blog/free-proxies-vs-paid/ Explainer Tue, 29 Sep 2026 00:00:00 GMT Free proxies vs paid, plainly. Where free proxy lists come from, their risks, a script that tests a list, and what a cheap paid proxy changes. https://proxypanda.io/blog/how-to-read-proxy-reviews/ https://proxypanda.io/blog/how-to-read-proxy-reviews/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Proxy provider reviews are often funded by affiliate links. What a trustworthy benchmark states, why success rates do not transfer, and how to run your own. https://proxypanda.io/blog/how-to-use-a-proxy/ https://proxypanda.io/blog/how-to-use-a-proxy/ Getting started Tue, 29 Sep 2026 00:00:00 GMT How to use a proxy from zero. Where the host, port, username and password live, a first request in curl and Python, and the three errors of day one. https://proxypanda.io/blog/http-vs-socks5/ https://proxypanda.io/blog/http-vs-socks5/ Explainer Tue, 29 Sep 2026 00:00:00 GMT HTTP vs SOCKS5 proxy: how each protocol works, socks5 vs socks5h DNS, which tools support which, tested snippets, and when to pick each one. https://proxypanda.io/blog/ip-quality-check/ https://proxypanda.io/blog/ip-quality-check/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Check proxy IP quality yourself: who owns the IP, a Spamhaus blocklist lookup with dig and Python, geolocation disagreement, fraud scores, and what to do next. https://proxypanda.io/blog/isp-or-datacenter-proxies/ https://proxypanda.io/blog/isp-or-datacenter-proxies/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT ISP and datacenter proxies are both static IPs rented by the IP. What differs is who the address is registered to, and when that is worth paying more for. https://proxypanda.io/blog/pay-as-you-go-proxies/ https://proxypanda.io/blog/pay-as-you-go-proxies/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Pay as you go proxies should mean no subscription and no expiring traffic. A seven-point checklist to test any provider, and how ProxyPanda answers each. https://proxypanda.io/blog/proxies-for-a-student-research-project/ https://proxypanda.io/blog/proxies-for-a-student-research-project/ Explainer Tue, 29 Sep 2026 00:00:00 GMT Collecting web data for a thesis or coursework? When you need a proxy at all, how to stay polite and within the rules, and how to keep the cost small. https://proxypanda.io/blog/proxy-concurrency/ https://proxypanda.io/blog/proxy-concurrency/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT How many threads per proxy is safe? Start low, double while errors and latency stay flat, then cap concurrency per IP. Tested asyncio and httpx code inside. https://proxypanda.io/blog/proxy-error-codes/ https://proxypanda.io/blog/proxy-error-codes/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Proxy error codes in one list: 407, 429, 502, 503 and 504 from the proxy or the site, curl exit codes, Python, Node and Chrome errors, and what to check first. https://proxypanda.io/blog/proxy-formats-explained/ https://proxypanda.io/blog/proxy-formats-explained/ Getting started Tue, 29 Sep 2026 00:00:00 GMT Proxy format explained: HOST:PORT:USER:PASS, user:pass@host:port and full URLs, which tool wants which, a tested converter, and fixes for special characters. https://proxypanda.io/blog/proxy-timeout-errors/ https://proxypanda.io/blog/proxy-timeout-errors/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT A proxy timeout can happen reaching the proxy, inside the tunnel, or waiting for the site. Tell which with one curl command, then set timeouts that fit. https://proxypanda.io/blog/proxy-vs-vpn/ https://proxypanda.io/blog/proxy-vs-vpn/ Explainer Tue, 29 Sep 2026 00:00:00 GMT Proxy vs VPN: a proxy relays one app's requests, a VPN encrypts a whole device's traffic. A comparison table, and which to use for scraping or public Wi-Fi. https://proxypanda.io/blog/residential-proxy-country-targeting/ https://proxypanda.io/blog/residential-proxy-country-targeting/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT Residential proxy country targeting, plainly. Our residential line has none, many jobs need no country, and what to ask any per-city provider. https://proxypanda.io/blog/retries-without-burning-bandwidth/ https://proxypanda.io/blog/retries-without-burning-bandwidth/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT On a per-GB proxy, a careless retry loop pays for the same block page again and again. Which failures to retry, how to back off, and when to stop early. https://proxypanda.io/blog/rotating-vs-sticky-proxies/ https://proxypanda.io/blog/rotating-vs-sticky-proxies/ Explainer Tue, 29 Sep 2026 00:00:00 GMT Rotating vs sticky proxies explained with a decision table by job, plus static IPs as a third option and why a sticky session can end early. https://proxypanda.io/blog/scrape-amazon-prices/ https://proxypanda.io/blog/scrape-amazon-prices/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Scrape Amazon prices from public product pages with Python, requests and BeautifulSoup. Parse title and price by ASIN, spot a robot check, pace it, save to CSV. https://proxypanda.io/blog/scrape-ebay-listings/ https://proxypanda.io/blog/scrape-ebay-listings/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Scrape eBay listings from public search pages with Python. Parse title, price, condition and shipping, track sold prices, stop at challenge pages, save to CSV. https://proxypanda.io/blog/static-ip-for-cross-border-shops/ https://proxypanda.io/blog/static-ip-for-cross-border-shops/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT A static IP for ecommerce store management: why a seller abroad wants one fixed IP in the store's market, ISP vs datacenter, browser setup and renewals. https://proxypanda.io/blog/test-a-proxy-provider-on-a-small-top-up/ https://proxypanda.io/blog/test-a-proxy-provider-on-a-small-top-up/ Buying guide Tue, 29 Sep 2026 00:00:00 GMT A one-hour test plan and a short Python harness that tell you whether a proxy provider works on your target, before a bigger order locks you in. https://proxypanda.io/blog/web-scraping-with-nodejs/ https://proxypanda.io/blog/web-scraping-with-nodejs/ Tutorial Tue, 29 Sep 2026 00:00:00 GMT Web scraping with Node.js: a tested undici and cheerio scraper with proxy rotation, a per-host limit, Retry-After backoff, robots.txt checks and JSONL output. https://proxypanda.io/blog/what-is-a-datacenter-proxy/ https://proxypanda.io/blog/what-is-a-datacenter-proxy/ Explainer Tue, 29 Sep 2026 00:00:00 GMT What is a datacenter proxy? A server IP from a hosting network. How sites detect them, why many do not mind, shared vs dedicated, and when one is enough. https://proxypanda.io/blog/what-is-a-residential-proxy/ https://proxypanda.io/blog/what-is-a-residential-proxy/ Explainer Tue, 29 Sep 2026 00:00:00 GMT What is a residential proxy? An IP from a home internet connection that carries your requests. How it works, where the IPs come from, when to skip it. https://proxypanda.io/blog/what-is-an-asn/ https://proxypanda.io/blog/what-is-an-asn/ Explainer Tue, 29 Sep 2026 00:00:00 GMT What is an ASN? The number that names the network behind an IP. Who assigns it, how BGP ties IPs to it, and three free ways to run an ASN lookup. https://proxypanda.io/blog/what-is-an-isp-proxy/ https://proxypanda.io/blog/what-is-an-isp-proxy/ Explainer Tue, 29 Sep 2026 00:00:00 GMT What is an ISP proxy? A static IP registered to a home internet provider but hosted on a server. How it works, how to verify one, and when it fits. https://proxypanda.io/blog/what-is-cgnat/ https://proxypanda.io/blog/what-is-cgnat/ Explainer Tue, 29 Sep 2026 00:00:00 GMT What is CGNAT? How carrier-grade NAT puts many users on one shared IP address, what 100.64.0.0/10 is, and how to tell if your own connection is behind it. https://proxypanda.io/blog/check-your-proxy-providers-meter/ https://proxypanda.io/blog/check-your-proxy-providers-meter/ Explainer Wed, 22 Jul 2026 00:00:00 GMT A dashboard number you cannot verify is not a bill, it is a claim. Here is how to measure your own traffic and compare it, whoever you buy from. https://proxypanda.io/blog/rotating-proxies-in-python/ https://proxypanda.io/blog/rotating-proxies-in-python/ Tutorial Wed, 08 Jul 2026 00:00:00 GMT A working setup for requests and httpx, plus the two mistakes that make people think rotation is broken when it is their session pooling. https://proxypanda.io/blog/residential-or-datacenter/ https://proxypanda.io/blog/residential-or-datacenter/ Buying guide Tue, 30 Jun 2026 00:00:00 GMT Most people buy residential proxies they did not need. A five-minute test tells you which one your target requires, and it fits inside a small first top-up. https://proxypanda.io/blog/why-your-scraper-started-getting-blocked/ https://proxypanda.io/blog/why-your-scraper-started-getting-blocked/ Explainer Fri, 12 Jun 2026 00:00:00 GMT It worked for three weeks and now everything is a 403. Usually it is not the proxies. Here are the five causes, in the order they are worth checking.