DNSHeader (dh) object

class DNSHeader

This object holds a representation of a DNS packet’s header.

DNSHeader:getRD() -> bool

Get recursion desired flag.

DNSHeader:getCD() -> bool

Get checking disabled flag.

DNSHeader:getID() -> bool

Get header’s ID

DNSHeader:getTC() -> bool

Truncated message bit

DNSHeader:getRA() -> bool

Recursion available

DNSHeader:getAD() -> bool

Authenticated data from named

DNSHeader:getAA() -> bool

Authoritative answer

DNSHeader:getRCODE() -> int

Response code

DNSHeader:getOPCODE() -> int

Purpose of message

DNSHeader:getQDCOUNT() -> int

Number of question entries

DNSHeader:getANCOUNT() -> int

Number of answer entries

DNSHeader:getNSCOUNT() -> int

Number of authority entries

DNSHeader:getARCOUNT() -> int

Number of resource entries