301 IIS Rewrite Module for Legacy URLS

web.config

  <system.webServer> 
    <rewrite>
      <rules>
        <rule name="Redirect rule for Redirects">
          <match url=".*" />
          <conditions>
            <add input="{Redirects:{REQUEST_URI}}" pattern="(.+)" />
          </conditions>
          <action type="Redirect" url="{C:1}" appendQueryString="false" />
        </rule>
      </rules>
      <rewriteMaps>
        <rewriteMap name="Redirects">
          <add key="/work.aspx" value="/our-work" />
          <add key="/services.aspx" value="/services" />
          <add key="/default.aspx" value="/" />
        </rewriteMap>
      </rewriteMaps>
    </rewrite>
  </system.webServer>