---
title: "Geo-targeting down to the city and ASN — and when it matters — Loopway"
description: "Country-level targeting is table stakes. City and ASN targeting unlock ad verification, localized pricing checks and more."
url: "https://loopway.io/blog/geo-targeting-city-asn"
---

[All articles](https://loopway.io/blog) Guides

# Geo-targeting down to the city and ASN — and when it matters

Country-level targeting is table stakes. City and ASN targeting unlock ad verification, localized pricing checks and more — if you know when to reach for them.

 Priya Nadar Developer relations

April 12, 2026 7 min read

Most use cases are satisfied by 'give me an IP in Germany'. But a meaningful minority need to be far more specific, and getting the granularity wrong means your data is quietly useless.

## When city-level matters

-   Ad verification — confirming a campaign renders correctly to users in a specific metro.
-   Localized pricing and inventory checks for retail and travel.
-   Search-result auditing, where results differ block by block.

## When ASN targeting matters

ASN targeting lets you choose the network an IP belongs to — useful when a target treats traffic from specific carriers or ISPs differently. It's a niche tool, but when you need it, nothing else will do.

## Keep reading

Guides

Jun 10, 2026 8 min read

### [Residential vs. datacenter proxies: which one should you actually use?](https://loopway.io/blog/residential-vs-datacenter-proxies)

Datacenter IPs are faster and cheaper; residential IPs are harder to block. The right answer is almost always 'it depends on the target' — here's a framework for deciding without guessing.

 Alex Whitfield Network engineering

Read More

Engineering

May 28, 2026 11 min read

### [How we rotate millions of IPs without getting our customers blocked](https://loopway.io/blog/rotating-proxies-without-getting-blocked)

Rotation isn't 'pick a random IP per request'. A look at sticky sessions, health checks and the back-pressure that keeps a pool clean.

 Alex Whitfield Network engineering

Read More

Ethics & compliance

May 14, 2026 6 min read

### [What ethically sourced proxies actually means](https://loopway.io/blog/ethical-proxy-sourcing)

The proxy industry has a consent problem. Here's the bar we hold ourselves to, and the questions you should ask any provider before you buy.

 Marco Devlin Trust & safety

Read More

Ship it today

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