udp 238.0.0.1:37273 -> 238.0.0.2:53
id:	20793
	qr:	0
	opcode:	QUERY
	flags:	RD AD
	rcode:	NOERROR
	qdcount:	1
	ancount:	0
	nscount:	0
	arcount:	1
questions:	class	type	labels
	IN	A	<12>,..
additionals:	class	type	ttl	labels	RR labels
	UNKNOWN(1232)	OPT	32768	
udp 238.0.0.2:53 -> 238.0.0.1:37273
id:	20793
	qr:	1
	opcode:	QUERY
	flags:	RD RA
	rcode:	NXDOMAIN
	qdcount:	1
	ancount:	0
	nscount:	4
	arcount:	1
questions:	class	type	labels
	IN	A	<12>,..
authorities:	class	type	ttl	labels	RR labels
	IN	SOA	5		<31>a.<33>root-servers.<46>net.
	IN	RRSIG	5		
	IN	RRSIG	5		
	IN	NSEC	5		<678>aaa.
additionals:	class	type	ttl	labels	RR labels
	UNKNOWN(1220)	OPT	32768	
