---
title: "Update a Sender Signature"
method: PUT
path: "/senders/{signatureid}"
tags: ["Sender Signatures API"]
---

# Update a Sender Signature

`PUT /senders/{signatureid}`

## Path parameters

- `signatureid` integer, required

## Headers

- `X-Postmark-Account-Token` string, required

## Request body

- SenderSignatureEditingModel
  - `Name` string
  - `ReplyToEmail` string, email
  - `ReturnPathDomain` string

## Response `200`

OK

- SenderSignatureExtendedInformation
  - `Domain` string
  - `EmailAddress` string, email
  - `ReplyToEmailAddress` string, email
  - `Name` string
  - `Confirmed` boolean
  - `SPFVerified` boolean
  - `SPFHost` string
  - `SPFTextValue` string
  - `DKIMVerified` boolean
  - `WeakDKIM` boolean
  - `DKIMHost` string
  - `DKIMTestValue` string
  - `DKIMPendingHost` string
  - `DKIMPendingTextValue` string
  - `DKIMRevokedHost` string
  - `DKIMRevokedTextValue` string
  - `SafeToRemoveRevokedKeyFromDNS` boolean
  - `DKIMUpdateStatus` string
  - `ReturnPathDomain` string
  - `ReturnPathDomainVerified` boolean
  - `ReturnPathDomainCNAMEValue` string
  - `ID` integer

## Other responses

- `422` — An error was generated due to incorrect use of the API. See the Message associated with this response for more information.
- `500` — Indicates an internal server error occurred.

---

[API](https://skmtc.net/postmarkapp/apis/postmark-account-level-api.md) · [All operations](https://skmtc.net/postmarkapp/apis/postmark-account-level-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/postmarkapp/postmark-account-level-api/versions/bbbcda943285/schema)