----------------------------------------------------------------
Delegation from the root for zone IPv4.INT


IPv4.INT.	SOA	NS.INTERNIC.NET. HOSTMASTER.INTERNIC.NET. (
			1994123000	;serial
			10800	;refresh
			900	;retry
			604800	;expire
			86400 ) ;minim
	NS	NS.INTERNIC.NET.
	NS	AOS.ARL.ARMY.MIL.
	NS	NS1.ISI.EDU.
	NS	C.PSI.NET.
	NS	TERP.UMD.EDU.
	NS	NS.NASA.GOV.
	NS	NIC.NORDU.NET.
	NS	NS.ISC.ORG.
	NS	NS.NIC.DDN.MIL.
	PFX	8

----------------------------------------------------------------
Zone IPv4.INT


18	NS	STRAWB.MIT.EDU.
	NS	W20NS.MIT.EDU.
	NS	BITSY.MIT.EDU.
	PFX	9

      o
      o
      o

128	NS	NS.INTERNIC.NET.
	NS	AOS.ARL.ARMY.MIL.
	NS	NS1.ISI.EDU.
	NS	C.PSI.NET.
	NS	TERP.UMD.EDU.
	NS	NS.NASA.GOV.
	NS	NIC.NORDU.NET.
	NS	NS.ISC.ORG.
	NS	NS.NIC.DDN.MIL.
	PFX	8

      o
      o
      o

192	NS	NS.INTERNIC.NET.
	NS	AOS.ARL.ARMY.MIL.
	NS	NS1.ISI.EDU.
	NS	C.PSI.NET.
	NS	TERP.UMD.EDU.
	NS	NS.NASA.GOV.
	NS	NIC.NORDU.NET.
	NS	NS.ISC.ORG.
	NS	NS.NIC.DDN.MIL.
	PFX	16


----------------------------------------------------------------
Zone 192.IPv4.INT


261	NS	SPOOLER1.BBN.COM.
	NS	SPOOLER2.BBN.COM.
	PFX	8
262	NS	SPOOLER1.BBN.COM.
	NS	SPOOLER2.BBN.COM.
	PFX	8


----------------------------------------------------------------
Zone 18.IPv4.INT


52	NS	MINTAKA.LCS.MIT.EDU.
	NS	TOWER.LCS.MIT.EDU.
	NS	OSSIPEE.LCS.MIT.EDU.
	NS	LAMPANG.LCS.MIT.EDU.
	PFX	15
500	NS	STRAWB.MIT.EDU.
	NS	W20NS.MIT.EDU.
	NS	BITSY.MIT.EDU.
	PFX	15


----------------------------------------------------------------
Zone 52.18.IPv4.INT


1	PTR	RADOLE.LCS.MIT.EDU.	 ; 18.26.0.1
500	PTR	OTHER-HOST.LCS.MIT.EDU.	 ; 18.26.1.244
1024	PTR	YET-ANOTHER.LCS.MIT.EDU. ; 18.26.4.0


The actual domain name for that last entry is 1024.52.18.IPv4.INT. as
it's host 1024 on subnet 52 of net 18.