Session-Aware Proxy Rotation for JavaScript Sites
Session aware proxy rotation for JavaScript-rendered sites: when to pin an exit IP, how to size proxy threads for headless browsers, and what to actually buy.
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The SparkProxy Blog Proxy guides, scraping tactics
Proxy guides, scraping tactics
& IP intelligence.
Practical, no-fluff articles on datacenter proxies, web scraping, and getting data at scale without getting blocked.
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How to Test Proxies: Complete Guide to Proxy Testing in 2026
May 5, 2026
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Selenium Proxy: Setup, Auth & Rotation (2026 Guide)
Jun 16, 2026
Comparisons
Best Antidetect Browsers: Top 12 Compared for 2026
May 17, 2026
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CAPTCHA Solver with Machine Learning: Build & Troubleshoot (2026)
May 9, 2026
Proxy Basic
What Is a Proxy Server? Meaning & How It Works (2026)
May 15, 2026
Browse Categories
Guides
Practical how-to tutorials for proxies and web scraping. Set up datacenter proxies on Windows or Mac, rotate them in Python, connect Selenium, and avoid blocks.
View articlesProxy Basic
The proxy basics worth knowing, from what a proxy server really is to IP reputation, blacklisting, anonymity levels, ports, and the HTTP, HTTPS and SOCKS5 protocols.
View articlesProxy Types
Not sure which proxy to pick? We break down residential, datacenter, and mobile proxies, how each one works, and which suits web scraping or data collection best.
View articlesUse Cases
See how teams put proxies to work, from ad verification and competitive intelligence to price tracking, review and social monitoring, and threat intelligence.
View articlesComparisons
Straight comparisons to help you decide: proxy vs VPN, residential vs datacenter vs mobile, and the best antidetect browsers for managing multiple accounts.
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How to Detect and Filter Bot Traffic in Your Analytics
Detect and filter bot traffic in GA4 and server logs: the signals that work, why datacenter ASN alone fails, and what invalid traffic you can claim back.
SparkProxy路Guides
How to Use SparkProxy With Epic Traffic Bot
Configure SparkProxy with Epic Traffic Bot for load testing, geo QA and uptime checks: gateway ports, IP whitelisting, and Tasks-to-thread plan sizing.
SparkProxy路Guides
XPath and CSS Selectors: Scrapers That Don't Break
Scrape data with XPath and CSS selectors that survive redesigns: label-anchored XPath, stable attributes, namespace fixes, and a selector-drift detector.
SparkProxy路Guides
Proxy Types
View allWhat Are Whitelabel and Reseller Proxy Networks?
Many proxy brands resell someone else's pool. What whitelabel and reseller proxy networks are, how to verify who owns the IPs, and what to ask before buying.
SparkProxy路Proxy Types
What Is a Tor Proxy? Onion Routing Explained
A Tor proxy is the local SOCKS5 port that exposes Tor's onion routing network to your apps. See how the three-hop circuit works and what each relay can see.
SparkProxy路Proxy Types
What Are Zero-Log Proxies and Why Logging Policy Matters
Zero-log proxies explained: what an operator must record to run a network at all, how to read a logging policy, and four tests that check the claim yourself.
SparkProxy路Proxy Types
What Are Sneaker Proxies and How They Work
Sneaker proxies explained: what makes an IP survive a limited release, why /24 subnet concentration gets whole pools banned, and where the legal line sits.
SparkProxy路Proxy Types
What Are HTTP/3 and QUIC Proxies?
HTTP/3 and QUIC proxies carry UDP, so a classic HTTP CONNECT proxy cannot relay them. How connect-udp and MASQUE work, and why silent h3 downgrades leak.
SparkProxy路Proxy Types
What Are Gaming Proxies? An Honest Latency Breakdown
Gaming proxies explained honestly: why an extra hop raises ping and jitter, why UDP traffic needs SOCKS5, and the five jobs a proxy actually does well.
SparkProxy路Proxy Types
Use Cases
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Best Proxies for AI Agents and Autonomous Browsing
Which proxies for AI agents to buy: datacenter, ISP or residential, how to size threads for browser agents, and what a runaway agent loop costs you.
SparkProxy路Use Cases
Using Proxies for Distributed Load Testing
Proxies for distributed load testing: why single-IP runs mislead, how to size concurrency against plan threads, and k6, JMeter, Locust and Gatling setup.
SparkProxy路Use Cases
Proxies for Web3 Data and NFT Marketplace Feeds
Proxies for Web3 data: where they fix IPFS gateway and marketplace throttling, where an API key makes them useless, and how to collect NFT floor and trait data.
SparkProxy路Use Cases
Proxies for Ticketing and Event Registration
Proxies for ticketing and event registration: monitor public prices, detect scalping, and load test your own on-sale, inside the BOTS Act line.
SparkProxy路Use Cases
Proxies for Streaming Catalog Research
How proxies for streaming catalog research track which titles are listed in which country, licensing window churn and regional price tiers. Metadata only.
SparkProxy路Use Cases
Antidetect Browsers for Market Research
Using antidetect browsers for market research: competitor pricing, ad verification, localized SERP and review checks, and the geo coherence they require.
SparkProxy路Use Cases
Proxies for SERP Scraping at Scale
How to size proxy pools for SERP scraping at scale: IP budgeting math, per-IP request pacing, concurrency control, retry amplification and cost modelling.
SparkProxy路Use Cases
Proxies for Podcast Analytics and Media Data
How proxies for podcast analytics collect RSS feeds, Podcasting 2.0 tags and per-country chart rankings, and the download numbers you honestly cannot scrape.
SparkProxy路Use Cases
Comparisons
View all
Comparisons
Best CAPTCHA Solver Services: Price and Solve Rate
Comparisons
Rayobyte Alternatives for Rotating Datacenter Proxies
Comparisons
ScraperAPI Alternatives: Start With Your Credit Mix
Comparisons
ZenRows Alternatives: Compare by Credit Mix, Not Price
Comparisons
XPass Browser Alternatives: What to Use Instead
Comparisons
X-Browser Alternatives: What to Use Instead
Comparisons
Webshare Alternatives: Datacenter Proxy Options Compared
Comparisons
Wade Browser Alternatives: 6 Antidetect Tools Compared
Fresh
Latest articles
Are Proxies Legal? What Buyers Need to Know
Are proxies legal? Yes in most countries. The risk sits in what you route through them: case law, country rules, and the questions to ask before you buy.
SparkProxy路Proxy Basic
Best Proxies for AI Agents and Autonomous Browsing
Which proxies for AI agents to buy: datacenter, ISP or residential, how to size threads for browser agents, and what a runaway agent loop costs you.
SparkProxy路Use Cases
Session-Aware Proxy Rotation for JavaScript Sites
Session aware proxy rotation for JavaScript-rendered sites: when to pin an exit IP, how to size proxy threads for headless browsers, and what to actually buy.
SparkProxy路Guides
Best CAPTCHA Solver Services: Price and Solve Rate
The best CAPTCHA solver depends on challenge type and trigger rate. Six services compared on published pricing, solve rate, latency and API lock-in.
SparkProxy路Comparisons
How to Detect and Filter Bot Traffic in Your Analytics
Detect and filter bot traffic in GA4 and server logs: the signals that work, why datacenter ASN alone fails, and what invalid traffic you can claim back.
SparkProxy路Guides
Using Proxies for Distributed Load Testing
Proxies for distributed load testing: why single-IP runs mislead, how to size concurrency against plan threads, and k6, JMeter, Locust and Gatling setup.
SparkProxy路Use Cases
How to Use SparkProxy With Epic Traffic Bot
Configure SparkProxy with Epic Traffic Bot for load testing, geo QA and uptime checks: gateway ports, IP whitelisting, and Tasks-to-thread plan sizing.
SparkProxy路Guides
Rayobyte Alternatives for Rotating Datacenter Proxies
Rayobyte alternatives compared on rotation billing, bandwidth metering, thread limits, subnet diversity and country coverage, plus when staying put is correct.
SparkProxy路Comparisons
ScraperAPI Alternatives: Start With Your Credit Mix
ScraperAPI alternatives compared by the credit multiplier that drives your bill: flat pages, SERP, e-commerce and bot-protected targets. Plus who should stay.
SparkProxy路Comparisons
ZenRows Alternatives: Compare by Credit Mix, Not Price
ZenRows alternatives compared by the credit ladder every scraping API shares, plus the parameter map that makes a port safe and who should stay put.
SparkProxy路Comparisons
XPath and CSS Selectors: Scrapers That Don't Break
Scrape data with XPath and CSS selectors that survive redesigns: label-anchored XPath, stable attributes, namespace fixes, and a selector-drift detector.
SparkProxy路Guides
XPass Browser Alternatives: What to Use Instead
XPass browser alternatives sorted by workload: antidetect browsers, open-source fingerprint tooling, and the parts of a bought fingerprint nothing can fix.
SparkProxy路Comparisons