---
title: "DenyHost"
description: "a host whose addresses a capture turns away, the one list that does: a tracker, an advertising pixel or a malicious host, named by a person, never a guess; every other address a walk discovers is queued as a capture of its own, because nothing a capture reaches is out of scope"
section: concepts
address: /concepts/denyhost
contract: 0476e35e6e275db5
---

# DenyHost

a host whose addresses a capture turns away, the one list that does: a tracker, an advertising pixel or a malicious host, named by a person, never a guess; every other address a walk discovers is queued as a capture of its own, because nothing a capture reaches is out of scope

[figure: DenyHost is a row at platform scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | row |
| scope | platform |
| key | its host |
| store | postgres |
| family | sources |



## Fields


| field | type | required | note |
|---|---|---|---|
| `name` | `text` | yes | the host, and every host under it |
| `why` | `one of a tracker \| an advertising pixel \| a malicious host` | yes |  |
| `named_by` | `text` | yes | who named it and when |
| `state` | [Readiness](/concepts/readiness) | yes |  |



## Routes that use it
No route takes or returns DenyHost directly. The record holds it, and the objects that point at it reach it.