ntp- Can you tell who is getting a time stamp from your server?

> Tru64 5.1A PK56=20
>
> Hello managers,
>=20
> I am decommissioning a Tru64 5.1A DS20E server. All apps
> are off and it's pretty quiet.=A0 This server was our
> main NTP server at one point. Most other servers should be
> pointing to other time servers now, but I'm sure there are
> probably some still pointing to this server. Is there any
> way to tell who's coming on the host to get a time stamp?
> Perhaps tcpdump and look for certain traffic? Or maybe
> there's another way to see if your NTP server is active?
>=20
> Thanks for the help.
>=20
>=20
> =A0 =A0 =A0=20
> =0A=0A=0A