Billal Ainaoui
Billal Ainaoui is the founder of HProxy.com. He started it to make honest proxy infrastructure anyone can afford, and he still reads every support message himself. The guides he signs come from the prices, tests and support questions the team works with every day. HProxy sells proxies, so weigh his view with that in mind.
Founder of HProxy.com · 1666 articles
Free proxies
Residential Proxy Deutschland: echte deutsche Wohn-IPs
Residential Proxy Deutschland: echte deutsche Privatanschluss-IPs für Geo-Prüfung, Streaming-Tests, Preis-Monitoring und Scraping. Welcher Typ wann passt, wie viele IPs du brauchst und was es kostet.
August 24, 2026 · 4 min read
Data study
Retail Bot Defense Study 2026: Who Runs What at 52 US Retailers
Retail bot-defense study: we sent 52 major US retail sites the same request from a home and a datacenter IP on one day. Which run Akamai, Cloudflare, DataDome, PerimeterX, F5 Shape, Kasada or Imperva, how many block datacenter on sight, and which have no wall at all.
August 24, 2026 · 9 min read
Explainer
Reverse Proxy vs Network Proxy in AI Roleplay: What the Word Means on Janitor AI, Chub and SillyTavern
On Janitor AI, Chub and SillyTavern, a 'proxy' is usually a language-model endpoint, not an IP address. This explainer separates the three things the word means in AI roleplay (a model endpoint, an HTTP reverse proxy for exposing your own server, and a network proxy that changes where you connect from), shows which symptom points to which one, and quotes the warnings each platform prints about proxies you do not run.
August 24, 2026 · 8 min read
Guide
Scrapy TunnelError: "Could Not Open CONNECT Tunnel With Proxy" (407, 403, 502) Explained
Scrapy's TunnelError means the proxy answered the CONNECT request with a status other than 200. What each status means, the Proxy-Authorization trap, and the fix.
August 24, 2026 · 6 min read
Guide
YouTube "Sign in to Confirm You're Not a Bot": Fixes in the Browser and in yt-dlp
Why YouTube asks you to confirm you are not a bot, what yt-dlp adds to the message, and the checks that fix it, in the order 51 bug reports rank them.
August 24, 2026 · 10 min read
Guide
SOCKS5 Proxy Errors Explained: General SOCKS Server Failure, Not Allowed by Ruleset, Host Unreachable
SOCKS5 replies are numbered by the protocol, so each error names its cause. What the reply codes and authentication failures mean, and the fix for each.
August 24, 2026 · 15 min read
Guide
"Sorry, You Have Been Blocked" (Cloudflare): Why You See It and What Fixes It
Cloudflare's block page means a rule on the site refused your request: your address, your network, or what you sent. Every line explained, from Cloudflare's documentation and 476 reports.
August 24, 2026 · 13 min read
Guide
Spotify Error Code 4 and "A Firewall May Be Blocking Spotify": What Each Means, and the Proxy Settings Fix
Error code 4 means Spotify's desktop app thinks it is offline. The firewall message is a sign-in error with other codes. What each means, and the fixes in order.
August 24, 2026 · 15 min read
Guide
There Is Something Wrong With the Proxy Server: How to Fix It
Chrome and Edge show this when Windows points them at a proxy they cannot reach: nothing listens at its address, or its name does not exist. We tested seven broken proxy setups to show which cause it, and how to fix each.
August 24, 2026 · 10 min read
Guide
Unable to Connect to the Proxy Server: Fixes for Every Device
Chrome's old heading for ERR_PROXY_CONNECTION_FAILED. What to check in order on Windows and in Chrome, who set the proxy, and the fix on Android, Mac and Firefox.
August 24, 2026 · 12 min read
Explainer
Was ist ein Proxy? Einfach erklärt (2026)
Was ist ein Proxy? Ein Server, der deine Anfragen weiterleitet, sodass eine Website die IP des Proxys sieht. Wie er funktioniert, die Typen, HTTP gegen SOCKS und wann sich welcher lohnt.
August 24, 2026 · 3 min read
Explainer
Which AI Sites Block the UK and Australia, and Why: The Age-Verification Map, in Each Site's Own Words
Since July 25, 2025, the UK's Online Safety Act, and since 2025-2026 Australia's eSafety rules, have made AI sites choose between age checks and switching a country off. Civitai blocked the UK and later Australia, Janitor AI blocked the UK and then moved to verification, Chub fenced the UK and left Australia, SpicyChat walls adult content by IP, PolyBuzz verifies UK users. What each site says, what an address changes, and why verifying beats a proxy for adults.
August 24, 2026 · 11 min read
Guide
Windows Could Not Automatically Detect This Network's Proxy Settings: How to Fix It
What the troubleshooter's message means, where Windows keeps its proxy settings, and the fixes in order, from Microsoft's own pages: Settings, WinHTTP, the VPN, the stack.
August 24, 2026 · 8 min read
Explainer
Are Free Proxies Legal? Three Different Questions, Three Different Answers
Using a proxy is legal in most countries. Whether that particular proxy is yours to use, and whether what you do through it is lawful, are separate questions with different answers.
August 23, 2026 · 9 min read
Guide
Every Proxy Error Explained: What Each Message Means and Who Sent It
Every proxy error comes from one of three places: your machine, the proxy or the site. We sent the same failures to nine clients and recorded what each one prints.
August 23, 2026 · 17 min read
Free proxies
Free Proxies for AdsPower: What AdsPower Says and What We Measured
Do free proxies work in AdsPower? It rates datacenter proxies high for detection risk. Our pool: 27 percent datacenter on ordinary addresses, 81 overall.
August 23, 2026 · 11 min read
Free proxies
Free Proxies for Amazon: What Actually Works
Do free proxies work for Amazon? Amazon's Conditions of Use exclude robots and data mining, and the free proxies on Amazon's own network mostly carry nothing.
August 23, 2026 · 10 min read
Free proxies
Free Proxies for Best Buy: What Actually Works
Free proxies for Best Buy fail on drop day: Akamai blocks datacenter IPs and a free proxy dies before the queue ends. The narrow check case, and when to go residential.
August 23, 2026 · 6 min read
Free proxies
Free Proxies for Craigslist: What Actually Works
Do free proxies work for Craigslist? Its terms forbid robots, scrapers and bypassing its moderation, and every city page opens without any proxy.
August 23, 2026 · 9 min read
Free proxies
Free Proxies for eBay: What eBay Allows, and What Our Free List Shows
eBay's user agreement bars scrapers and bots without its permission. What it allows, what our free list holds, and the API eBay offers for sold-item data.
August 23, 2026 · 7 min read
Free proxies
Free Proxies for Etsy: What Actually Works
Free proxies for Etsy fail at scale: shared datacenter IPs hit the bot wall, and a dirty IP gets your shop linked and disabled. The narrow case, and when to go residential.
August 23, 2026 · 6 min read
Free proxies
Free Proxies for GoLogin: What GoLogin Says and What We Measured
Do free proxies work in GoLogin? It files them with shared proxies. In our tests over half sent no data in 30 seconds, and about 1 in 20 SOCKS5 carried UDP.
August 23, 2026 · 7 min read
Free proxies
Free Proxies for GTA Online: What Works, What Cannot, and Why
Do free proxies work for GTA Online? Rockstar forbids IP proxying to disguise your location, and about 1 in 20 free SOCKS5 proxies carried UDP in our test.
August 23, 2026 · 10 min read
Free proxies
Free Proxies for LinkedIn: What Actually Works
Do free proxies work for LinkedIn? LinkedIn served our server its normal sign-in page, but it allows one account per person and forbids scrapers and bots.
August 23, 2026 · 9 min read
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Proxies that don't die mid-job
Residential, ISP, datacenter and mobile, verified by the same engine that runs tens of millions of checks. They read as a real device and hold up under load. Pay as you go, and your balance never expires. $0.44/GB is the 2,000 GB+ rate; a single gigabyte is $0.50/GB, with no minimum order.
129M+ proxy checks run · 100+ countries · HTTP / HTTPS / SOCKS · re-checked every few minutes · no signup
HProxy.
Honest guides and comparisons on proxies, scraping and staying unblocked, from the team that runs the network.