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4 articles
Extraction technique, block diagnosis, and the parts of a crawler that decide whether it survives contact with a real site.
Most scrapers are not blocked because of their IP address. They are blocked because of request shape, concurrency, and TLS fingerprint — and rotating the IP harder makes it worse.
The legal picture is more nuanced than either extreme claims, and the technical picture is harder than most tutorials admit. Both, honestly.
Public profile data and logged-in data are entirely different questions, legally and technically. We allow one and prohibit the other, and here is exactly where the line falls.
Teams underestimate bandwidth by three to ten times, almost always for the same four reasons. Here is how to produce a number you can budget against.
Rotating residential, mobile, ISP and datacenter pools on one gateway, billed per gigabyte with bandwidth that never expires.
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