# Mediapartners-Google

> The AdSense crawler. It reads a page so AdSense can choose relevant ads for it, and it is a special-case crawler that ignores the robots.txt * group.

| field | value |
|---|---|
| operator | Google |
| category | Tools and frameworks |
| robots.txt token | `Mediapartners-Google` |
| user-agent contains | `Mediapartners-Google` |
| robots.txt | ignores the * group; obeys rules named for its own token |
| verify by | published IP ranges |
| published IP ranges | https://developers.google.com/static/search/apis/ipranges/special-crawlers.json |
| prefixes mirrored | 136 IPv4 / 136 IPv6 |
| operator docs | https://developers.google.com/search/docs/crawling-indexing/google-special-case-crawlers |
| last reviewed | 2026-09-01 |

## What blocking it costs you

Pages it cannot read get generic, lower-value AdSense ads or none at all. This is the one block on this list that costs you money directly if you run AdSense.

## Full user-agent string

```
Mediapartners-Google
```

## Block it

```
User-agent: Mediapartners-Google
Disallow: /
```

## Allow it

```
User-agent: Mediapartners-Google
Allow: /
```

JSON: https://www.pathwren.workers.dev/crawler/mediapartners-google.json · index: https://www.pathwren.workers.dev/llms.txt