Techniques sites use to identify a visitor from browser and network traits beyond the IP address. This page explains what it means, when it matters and how it relates to choosing a proxy.
What fingerprinting means
Techniques sites use to identify a visitor from browser and network traits beyond the IP address.
Why it matters when choosing a proxy
Understanding fingerprinting helps you compare providers accurately and avoid paying for the wrong option. It shows up on pricing pages, dashboards and API docs, so knowing the term saves confusion when you buy.
Related terms
- Forward proxy — A proxy that sits between a client and the internet, forwarding the client's outbound requests.
- Sticky session — A configuration that keeps the same IP for a set period so a workflow can maintain a login or cart.
- Proxy port — The network port your traffic connects to on a proxy server, often used to select rotation or location behavior.
- ASN — Autonomous System Number, an identifier for a network that reveals whether an IP belongs to an ISP or a data center.
Frequently asked questions
Techniques sites use to identify a visitor from browser and network traits beyond the IP address.
It helps. Knowing what fingerprinting means lets you compare plans accurately and pick the option that fits your task instead of guessing from marketing copy.
Have a question about fingerprinting: definition and how it works? Email us at info@proxyguidez.com — we are happy to help.