# Out of band Servers

> Notes from XSSrat course

## Burp Collaborator

* More info [here](https://portswigger.net/burp/documentation/collaborator)
* Paid

## Interact.sh

* [Github repo](https://github.com/projectdiscovery/interactsh)
* Free
* Can be used with docker

## Webhook.site

* Check it [here](https://webhook.site/)
* Unique random url

## Set up your own

{% embed url="<https://youtu.be/p8wbebEgtDk>" %}
How to setup a BIND9 DNS server for OOB Exfiltration! (step by step) BUG BOUNTY - PENTEST by Stök
{% endembed %}

{% embed url="<https://youtu.be/iMSqT9MZbQs>" %}
How to create your own Out Of Band (OOB) DNS Server for data exfiltration by nigamelastic
{% endembed %}

{% embed url="<https://teamrot.fi/self-hosted-burp-collaborator-with-custom-domain/>" %}
Self-hosted Burp collaborator for fun and profit by putsi on teamrot
{% endembed %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://csbygb.gitbook.io/pentips/tools/out-of-band-servers.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.