[Blog](https://scrapfly.io/blog) / [blocking](https://scrapfly.io/blog/tag/blocking) # \# blocking 58 articles about blocking [All](https://scrapfly.io/blog) [ai](https://scrapfly.io/blog/tag/ai) [anti-bot](https://scrapfly.io/blog/tag/anti-bot) [api](https://scrapfly.io/blog/tag/api) [beautifulsoup](https://scrapfly.io/blog/tag/beautifulsoup) [blocking](https://scrapfly.io/blog/tag/blocking) [cloud-browser](https://scrapfly.io/blog/tag/cloud-browser) [crawling](https://scrapfly.io/blog/tag/crawling) [css-selectors](https://scrapfly.io/blog/tag/css-selectors) [curl](https://scrapfly.io/blog/tag/curl) [data-parsing](https://scrapfly.io/blog/tag/data-parsing) [ecommerce](https://scrapfly.io/blog/tag/ecommerce) [fashion](https://scrapfly.io/blog/tag/fashion) [frameworks](https://scrapfly.io/blog/tag/frameworks) [golang](https://scrapfly.io/blog/tag/golang) [graphql](https://scrapfly.io/blog/tag/graphql) [headless-browser](https://scrapfly.io/blog/tag/headless-browser) [hidden-api](https://scrapfly.io/blog/tag/hidden-api) [http](https://scrapfly.io/blog/tag/http) [httpx](https://scrapfly.io/blog/tag/httpx) [java](https://scrapfly.io/blog/tag/java) [javascript](https://scrapfly.io/blog/tag/javascript) [jupyter](https://scrapfly.io/blog/tag/jupyter) [nodejs](https://scrapfly.io/blog/tag/nodejs) [parsel](https://scrapfly.io/blog/tag/parsel) [php](https://scrapfly.io/blog/tag/php) [playwright](https://scrapfly.io/blog/tag/playwright) [project](https://scrapfly.io/blog/tag/project) [proxies](https://scrapfly.io/blog/tag/proxies) [puppeteer](https://scrapfly.io/blog/tag/puppeteer) [python](https://scrapfly.io/blog/tag/python) [r](https://scrapfly.io/blog/tag/r) [real-estate](https://scrapfly.io/blog/tag/real-estate) [requests](https://scrapfly.io/blog/tag/requests) [ruby](https://scrapfly.io/blog/tag/ruby) [scaling](https://scrapfly.io/blog/tag/scaling) [scrapeguide](https://scrapfly.io/blog/tag/scrapeguide) [scrapy](https://scrapfly.io/blog/tag/scrapy) [screenshots](https://scrapfly.io/blog/tag/screenshots) [selenium](https://scrapfly.io/blog/tag/selenium) [seo](https://scrapfly.io/blog/tag/seo) [tools](https://scrapfly.io/blog/tag/tools) [typescript](https://scrapfly.io/blog/tag/typescript) [web-scraping](https://scrapfly.io/blog/tag/web-scraping) [wget](https://scrapfly.io/blog/tag/wget) [xpath](https://scrapfly.io/blog/tag/xpath) ## // 58 results Search articles [ python blocking headless-browser ### How to Scrape Skyscanner Flight Prices in Python (2026) Learn how to scrape Skyscanner flight results in Python by building deep-link URLs, rendering the search, and capturing the itiner... Aug 14, 2026 24 min read ](https://scrapfly.io/blog/posts/how-to-scrape-skyscanner) [ python blocking api ### How to Scrape DigiKey Electronic Component Data in 2026 Scrape DigiKey pricing, stock, and parametric specs past its Cloudflare challenge, and learn when the official API v4 is the bette... Aug 13, 2026 22 min read ](https://scrapfly.io/blog/posts/how-to-scrape-digikey) [ http python blocking ### 8 Best Python HTTP Clients for Web Scraping in 2026 Compare 8 Python HTTP clients for scraping on async, HTTP/2, HTTP/3, TLS impersonation, and maintenance, with runnable examples. Aug 11, 2026 20 min read ](https://scrapfly.io/blog/posts/best-python-http-clients) [ blocking tools anti-bot ### Browser Fingerprint Testing Tools for Web Scraping in 2026 A layer-by-layer diagnostic guide to Scrapfly's fingerprint and bot detection tools, what detectable results mean, and how to fix ... Aug 07, 2026 17 min read ](https://scrapfly.io/blog/posts/best-browser-fingerprint-testing-tools) [ blocking ### How to Bypass AWS WAF when Web Scraping in 2026 Learn how AWS WAF Bot Control detects web scrapers across five layers, how to identify an AWS WAF block from its response signatur... Jul 24, 2026 14 min read ](https://scrapfly.io/blog/posts/how-to-bypass-aws-waf-when-web-scraping) [ blocking headless-browser scrapeguide ### Puppeteer vs Playwright for Web Scraping Puppeteer vs Playwright for web scraping, compared on browsers, waiting, contexts, CDP, speed, and stealth, with a decision guide ... Jul 20, 2026 14 min read ](https://scrapfly.io/blog/posts/puppeteer-vs-playwright) [ python blocking headless-browser ### Best Stealth Browsers for Web Scraping in 2026 A neutral, benchmark-literate ranking of the best open-source stealth browsers for web scraping in 2026, with the success, speed, ... Jul 15, 2026 17 min read ](https://scrapfly.io/blog/posts/best-stealth-browsers) [ http blocking proxies ### Akamai Bot Manager: Understanding \_abck Cookies and Sensor Data Deep technical guide to Akamai Bot Manager detection layers, \_abck and ak\_bmsc cookies, sensor data mechanics, JavaScript challe... Jul 13, 2026 14 min read ](https://scrapfly.io/blog/posts/akamai-bot-manager-understanding-abck-cookies-and-sensor-data) [ blocking ### How Anti-Bot Detection Works Discover how anti-bot systems work by assigning a 'trust score' to every request. This guide breaks down the 5 key detection layer... Jul 07, 2026 17 min read ](https://scrapfly.io/blog/posts/how-anti-bot-detection-works) [ blocking api ai ### Web Scraping with Hermes Agent Hermes Agent ships with Firecrawl and Scrapling, but they break on protected sites. Add Scrapfly as a cloud fetch layer to scrape ... Jul 07, 2026 14 min read ](https://scrapfly.io/blog/posts/web-scraping-with-hermes-agent) [ blocking anti-bot ### What Is an Anti-Detect Browser? How They Work and When to Use One Anti-detect browsers spoof browser fingerprints and isolate profiles so sites see many separate users. Learn how they work, when t... Jul 07, 2026 11 min read ](https://scrapfly.io/blog/posts/what-is-an-anti-detect-browser) [ blocking proxies scrapeguide ### How to Avoid Proxy Detection in Web Scraping Learn what gets proxies flagged, how to pick a proxy type, and when to rotate vs hold a sticky session to avoid detection. Jun 30, 2026 16 min read ](https://scrapfly.io/blog/posts/how-to-avoid-proxy-detection) 1 [2](https://scrapfly.io/blog/tag/blocking?page=2) [3](https://scrapfly.io/blog/tag/blocking?page=3) … [5](https://scrapfly.io/blog/tag/blocking?page=5) [ ](https://scrapfly.io/blog/tag/blocking?page=2) Page 1 of 5 · 58 articles ## ? Quick Answers about blocking - [ Q Web scraping - what is HTTP 403 status code? ](https://scrapfly.io/blog/answers/403-status-code) - [ Q Web scraping - what is HTTP 429 status code? ](https://scrapfly.io/blog/answers/429-status-code) - [ Q What is 444 status code and how to avoid it? ](https://scrapfly.io/blog/answers/444-status-code) - [ Q Web scraping - what is HTTP 499 status code? ](https://scrapfly.io/blog/answers/499-status-code) - [ Q Web scraping - what is HTTP 503 status code? ](https://scrapfly.io/blog/answers/503-status-code) - [ Q Web scraping - what is HTTP 520 status code? ](https://scrapfly.io/blog/answers/520-status-code) - [ Q What are Cloudflare Errors 1006, 1007, 1008? ](https://scrapfly.io/blog/answers/cloudflare-error-1006-1007-1008-access-denied) - [ Q What is Cloudflare Error 1009? ](https://scrapfly.io/blog/answers/cloudflare-error-1009-access-denied-country-or-region-banned) - [ Q What is Cloudflare Error 1010? ](https://scrapfly.io/blog/answers/cloudflare-error-1010-browser-signature) - [ Q What is Cloudflare Error 1020? ](https://scrapfly.io/blog/answers/cloudflare-error-1020-access-denied) - [ Q How to scrape Perimeter X: Please verify you are human? ](https://scrapfly.io/blog/answers/perimeterx-verify-press-and-hold) ## Ready to scale your web scraping? 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