The essential points from this guide -- each one is explained in detail below.
ISP proxies blend residential-level trust with datacenter-level speed.
IPs are static (non-rotating), ideal for account management and session-based tasks.
ISP proxies price per IP, not per GB, so cost does not scale with data volume the way residential or datacenter pricing does.
Best for social media management, account verification, and sneaker purchasing.
KnoxProxy prices ISP proxies at $2.90 per IP, with volume discounts down to $1.70 per IP, across 195+ countries.
An ISP address is the public IP your home provider assigns you; an ISP proxy is a purchased, static IP built for that same trust level without a provider contract.
ISP proxies are hosted on datacenter infrastructure but use IP addresses that are registered to Internet Service Providers in ARIN, RIPE, or APNIC databases. When an anti-bot system looks up the IP, it sees a legitimate ISP (like Comcast or BT) as the owner -- not a hosting company. This means the IP carries residential-level trust while operating at datacenter-level speed with consistent uptime.
Unlike residential proxies that rotate IPs per request, ISP proxies are typically assigned as static (dedicated) IPs. This makes them ideal for tasks that require a persistent identity: managing social media accounts, running e-commerce sessions, or any workflow where IP changes would trigger security challenges.
KnoxProxy prices ISP proxies at $2.90 per IP, not per GB, since a static IP with unlimited bandwidth is a different pricing model from rotating residential or datacenter traffic. Volume pricing brings that rate down to $2.50 per IP at 11-50 IPs, $2.10 per IP at 51-200 IPs, and $1.70 per IP at 200 or more IPs.
The supply of ISP proxy IPs is smaller than datacenter or residential pools because each address must be registered to a real internet service provider in a regional registry, not just leased from a data center. KnoxProxy offers ISP proxies across 195+ countries, with unlimited bandwidth included on every IP so cost stays predictable regardless of how much data you send through it.
Your ISP address is the public IP number your internet provider assigns to your connection. Most home plans hand out a dynamic address that changes whenever your router reconnects, so getting a fixed one means calling your provider and asking for a static IP add-on, usually on a business-tier plan.
That request routes through your ISP gateway, the modem or router your provider installs to connect your home network to its own infrastructure. The provider pushes the new static assignment to that gateway remotely in most cases, though older cable and DSL lines sometimes need a technician visit to swap the hardware first.
This path works, but it ties the address to one physical location and one account. For a full walkthrough of every method, including router-level and device-level static IPs, see how to get a static IP address.
An ISP-issued static IP solves the address-stability problem, but it comes with real limits. It is tied to your physical connection, so you cannot use it from a different city or country without moving your service there. Most providers only offer static IPs on business-tier plans, which adds a recurring fee on top of your normal bill.
Getting more than one static IP from your own provider is also difficult. Most residential and even small-business accounts are capped at a single public address, so running several accounts or projects that each need their own IP is not realistic through your home ISP.
Provisioning time is the last limit. A remote configuration push can take a day, but a technician visit for older lines can take a week or more, which is slow if you need a working address now.
ISP proxies are a proxy type that pairs a static, ISP-registered IP address with datacenter-grade hosting, the direct answer to what are ISP proxies and how they differ from a home static IP request. Search engines see this same question phrased a few ways, what is isp proxy, what is an isp proxy, or the shorter what are isp proxies, and they all point to the same product.
Instead of calling a provider and waiting on a technician, you order an ISP proxy through a dashboard or API and get a working static address in minutes. KnoxProxy prices these at $2.90 per IP, with volume pricing down to $1.70 per IP, across 195+ countries, so you can hold a static address in a specific market without opening a local account there. This differs from a static residential proxy, which routes through a real home connection instead of a data center, at a higher per-GB cost.
This also solves the multiple-address problem a home ISP cannot: you can order as many static ISP proxy IPs as your project needs, each one independent of the others, instead of being capped at a single connection. Compare current rates on the pricing page or see static IP pricing before you commit.
Setting up an ISP proxy takes the same basic steps as any KnoxProxy connection. Sign up and choose ISP as the proxy type, then pick a country for your static address from the dashboard. Copy the connection credentials, host, port, username, and password, and enter them into your browser, script, or app's proxy field.
curl -x "http://USER:PASS@gw.knoxproxy.com:7000" \
-H "x-kx-country: us" \
"https://example.com"Because the IP is static, you only configure it once. Unlike a rotating residential proxy, the same address stays assigned to your account for as long as you keep the subscription, so a script or app that expects one consistent IP does not need extra session-handling logic. Test the connection against your actual target site before relying on it for ongoing work, since even a static, ISP-registered IP can behave differently across different targets.
Ready to put this into practice? Browse ISP Proxies
KnoxProxy Research Team · Technical Content
Network engineers and proxy infrastructure specialists with 10+ years in anti-bot systems, web scraping, and IP routing.
90.4M+ ethically sourced residential IPs across 195 countries. Instant activation, 14-day money-back guarantee.