Rotating vs Sticky Proxy Sessions
Short answer: use rotating sessions when you want a fresh IP on every request for large scale, stateless data collection, and use sticky sessions when a task must keep the same IP for several minutes or hours, such as logging in and completing a multi step flow.
Session type is one of the most important settings you control with a proxy, and choosing wrong is a common reason scrapers get blocked.
What a rotating session is
A rotating proxy assigns a new IP from the pool on each request, or after a short fixed interval. This spreads your traffic across many addresses, so no single IP makes enough requests to look suspicious.
Rotating is ideal for:
- Crawling many pages or products quickly
- Price monitoring and catalog scraping
- SERP and SEO data collection
- Any task where each request is independent
What a sticky session is
A sticky session keeps the same IP for a chosen duration, often a few minutes up to an hour or more. The destination site sees a consistent visitor across multiple requests, which matters when state is involved.
Sticky is ideal for:
- Logging in and staying authenticated
- Adding items to a cart and checking out
- Filling multi step forms
- Any workflow where switching IPs mid session would trigger a security check
Why the choice matters
Sites watch for two opposite patterns. One IP making thousands of requests looks like a bot, so rotation helps. At the same time, an IP that changes in the middle of a logged in session also looks suspicious, so stickiness helps there. Matching the session type to the task keeps your behavior looking natural.
How session control usually works
With most providers you select rotating or sticky when you generate the proxy, and you set the sticky duration. Residential sticky sessions are commonly set in minutes, while mobile sticky sessions are often set by a time to live in seconds. ShiftProxies supports both rotating and sticky modes across residential and mobile, so you can tune behavior per task at dashboard.shiftproxies.com.
Quick guidance
- Scraping lots of independent pages: rotating
- Anything behind a login: sticky
- Checkout and cart flows: sticky
- Mixing both: rotate for discovery, then switch to a sticky session for the actions that need state
A practical pattern
Many projects use both. You rotate widely to gather URLs and listings, then switch to a sticky session for the steps that require a stable identity. This keeps discovery fast while keeping stateful actions reliable.