# YandexCalendar

> Downloads calendar files a user subscribed to. Yandex notes these files are often in directories that are disallowed for indexing, which is why the general rules are not applied.

| field | value |
|---|---|
| operator | Yandex |
| category | User-triggered fetchers |
| robots.txt token | `YandexCalendar` |
| user-agent contains | `YandexCalendar` |
| robots.txt | ignores the * group; obeys rules named for its own token |
| verify by | reverse DNS |
| published IP ranges | none published |
| prefixes mirrored | 0 IPv4 / 0 IPv6 |
| operator docs | https://yandex.com/support/webmaster/en/robot-workings/check-yandex-robots |
| last reviewed | 2026-09-01 |

## What blocking it costs you

Users who subscribed to a calendar you publish stop receiving updates.

## Full user-agent string

```
Mozilla/5.0 (compatible; YandexCalendar/1.0; +http://yandex.com/bots)
```

## Block it

```
User-agent: YandexCalendar
Disallow: /
```

## Allow it

```
User-agent: YandexCalendar
Allow: /
```

JSON: https://www.pathwren.workers.dev/crawler/yandexcalendar.json · index: https://www.pathwren.workers.dev/llms.txt