https://community.splunk.com/t5/Getting-Data-In/dnslookup-at-index-time/m-p/504651#M85999 <P>Hello,</P><P>I need have some windows logs that come in via forwarders that contain an IP address that I need to do a reverse lookup on.&nbsp; You can easily do this at search time, however the the IP addresses in the log are DHCP and frequently change.&nbsp; So i need to insert a field for the name at index time.&nbsp; Is this possible?&nbsp; I have read a previous post that said&nbsp; there was not a way but it was an older post so I was wondering if it may be possible now?</P><P>Thanks</P><P>&nbsp;</P> Tue, 16 Jun 2020 16:41:34 GMT jflaherty 2020-06-16T16:41:34Z https://community.splunk.com/t5/Getting-Data-In/dnslookup-at-index-time/m-p/504651#M85999 <P>Hello,</P><P>I need have some windows logs that come in via forwarders that contain an IP address that I need to do a reverse lookup on.&nbsp; You can easily do this at search time, however the the IP addresses in the log are DHCP and frequently change.&nbsp; So i need to insert a field for the name at index time.&nbsp; Is this possible?&nbsp; I have read a previous post that said&nbsp; there was not a way but it was an older post so I was wondering if it may be possible now?</P><P>Thanks</P><P>&nbsp;</P> Tue, 16 Jun 2020 16:41:34 GMT https://community.splunk.com/t5/Getting-Data-In/dnslookup-at-index-time/m-p/504651#M85999 jflaherty 2020-06-16T16:41:34Z