Module Hierarchy

• dns: dnspython DNS toolkit
  • dnssec: Common DNSSEC-related functions and constants.
  • exception: Common DNS Exceptions.
  • flags: DNS Message Flags.
  • inet: Generic Internet address helper functions.
  • ipv4: IPv4 helper functions.
  • ipv6: IPv6 helper functions.
  • message: DNS Messages
  • name: DNS Names.
  • namedict: DNS name dictionary
  • node: DNS nodes.
  • opcode: DNS Opcodes.
  • query: Talk to a DNS server.
  • rcode: DNS Result Codes.
  • rdata: DNS rdata.
  • rdataclass: DNS Rdata Classes.
  • rdataset: DNS rdatasets (an rdataset is a set of rdatas of a given type and class)
  • rdatatype: DNS Rdata Types.
  • rdtypes: DNS rdata type classes
    • ANY: Class ANY (generic) rdata type classes.
      • AFSDB
      • CERT
      • CNAME
      • DNAME
      • DNSKEY
      • DS
      • GPOS
      • HINFO
      • ISDN
      • KEY
      • LOC
      • MX
      • NS
      • NSEC
      • NXT
      • PTR
      • RP
      • RRSIG
      • RT
      • SIG
      • SOA
      • SSHFP
      • TXT
      • X25
    • IN: Class IN rdata type classes.
      • A
      • AAAA
      • APL
      • KX
      • NAPTR
      • NSAP
      • NSAP_PTR
      • PX
      • SRV
      • WKS
    • keybase
    • mxbase: MX-like base classes.
    • nsbase: NS-like base classes.
    • sigbase
  • renderer: Help for building DNS wire format messages
  • resolver: DNS stub resolver.
  • rrset: DNS RRsets (an RRset is a named rdataset)
  • set: A simple Set class.
  • tokenizer: Tokenize DNS master file format
  • tsig: DNS TSIG support.
  • tsigkeyring: A place to store TSIG keys.
  • ttl: DNS TTL conversion.
  • update: DNS Dynamic Update Support
  • version: dnspython release version information.
  • zone: DNS Zones.

Class Hierarchy

• __builtin__.object: The most base type
  • dns.resolver.Answer: DNS stub resolver answer
  • dns.rdtypes.IN.APL.APLItem: An APL list item.
  • dns.resolver.Cache: Simple DNS answer cache.
  • __builtin__.dict: dict() -> new empty dictionary.
    • dns.namedict.NameDict: A dictionary whose keys are dns.name.Name objects.
  • dns.message.Message: A DNS message.
    • dns.update.Update
  • dns.name.Name: A DNS name.
  • dns.node.Node: A DNS node.
  • dns.rdata.Rdata: Base class for all DNS rdata types.
    • dns.rdtypes.IN.A.A: A record.
    • dns.rdtypes.IN.AAAA.AAAA: AAAA record.
    • dns.rdtypes.IN.APL.APL: APL record.
    • dns.rdtypes.ANY.CERT.CERT: CERT record
    • dns.rdtypes.ANY.DS.DS: DS record
    • dns.rdata.GenericRdata: Generate Rdata Class
    • dns.rdtypes.ANY.GPOS.GPOS: GPOS record
    • dns.rdtypes.ANY.HINFO.HINFO: HINFO record
    • dns.rdtypes.ANY.ISDN.ISDN: ISDN record
    • dns.rdtypes.keybase.KEYBase: KEY-like record base
      • dns.rdtypes.ANY.DNSKEY.DNSKEY: DNSKEY record
      • dns.rdtypes.ANY.KEY.KEY: KEY record
    • dns.rdtypes.ANY.LOC.LOC: LOC record
    • dns.rdtypes.mxbase.MXBase: Base class for rdata that is like an MX record.
      • dns.rdtypes.ANY.MX.MX: MX record
      • dns.rdtypes.mxbase.UncompressedMX: Base class for rdata that is like an MX record, but whose name is not compressed when convert to DNS wire format.
        • dns.rdtypes.ANY.AFSDB.AFSDB: AFSDB record
        • dns.rdtypes.IN.KX.KX: KX record
        • dns.rdtypes.ANY.RT.RT: RT record
    • dns.rdtypes.IN.NAPTR.NAPTR: NAPTR record
    • dns.rdtypes.IN.NSAP.NSAP: NSAP record.
    • dns.rdtypes.nsbase.NSBase: Base class for rdata that is like an NS record.
      • dns.rdtypes.ANY.CNAME.CNAME: CNAME record
      • dns.rdtypes.ANY.NS.NS: NS record
      • dns.rdtypes.ANY.PTR.PTR: PTR record
      • dns.rdtypes.nsbase.UncompressedNS: Base class for rdata that is like an NS record, but whose name is not compressed when convert to DNS wire format.
        • dns.rdtypes.ANY.DNAME.DNAME: DNAME record
        • dns.rdtypes.IN.NSAP_PTR.NSAP_PTR: NSAP-PTR record
    • dns.rdtypes.ANY.NSEC.NSEC: NSEC record
    • dns.rdtypes.ANY.NXT.NXT: NXT record
    • dns.rdtypes.IN.PX.PX: PX record.
    • dns.rdtypes.ANY.RP.RP: RP record
    • dns.rdtypes.sigbase.SIGBase: SIG-like record base
      • dns.rdtypes.ANY.RRSIG.RRSIG: RRSIG record
      • dns.rdtypes.ANY.SIG.SIG: SIG record
    • dns.rdtypes.ANY.SOA.SOA: SOA record
    • dns.rdtypes.IN.SRV.SRV: SRV record
    • dns.rdtypes.ANY.SSHFP.SSHFP: SSHFP record
    • dns.rdtypes.ANY.TXT.TXT: TXT record
    • dns.rdtypes.IN.WKS.WKS: WKS record
    • dns.rdtypes.ANY.X25.X25: X25 record
  • dns.renderer.Renderer: Helper class for building DNS wire-format messages.
  • dns.resolver.Resolver: DNS stub resolver
  • dns.set.Set: A simple set class.
    • dns.rdataset.Rdataset: A DNS rdataset.
      • dns.rrset.RRset: A DNS RRset (named rdataset).
  • dns.tokenizer.Tokenizer: A DNS master file format tokenizer.
  • __builtin__.type: type(object) -> the object's type type(name, bases, dict) -> a new type
  • dns.zone.Zone: A DNS zone.
  • dns.zone._MasterReader: Read a DNS master file
  • dns.message._TextReader: Text format reader.
  • dns.message._WireReader: Wire format reader.
• exceptions.Exception: Common base class for all exceptions.
  • dns.exception.DNSException: Abstract base class shared by all dnspython exceptions.
    • dns.name.AbsoluteConcatenation: Raised if an attempt is made to append anything other than the empty name to an absolute name.
    • dns.tsig.BadSignature: Raised if the TSIG signature fails to verify.
    • dns.rdtypes.sigbase.BadSigTime: Raised when a SIG or RRSIG RR's time cannot be parsed.
    • dns.tsig.BadTime: Raised if the current time is not within the TSIG's validity time.
    • dns.zone.BadZone: The zone is malformed.
      • dns.zone.NoNS: The zone has no NS RRset at its origin.
      • dns.zone.NoSOA: The zone has no SOA RR at its origin.
    • dns.rdataset.DifferingCovers: Raised if an attempt is made to add a SIG/RRSIG whose covered type is not the same as that of the other rdatas in the rdataset.
    • dns.exception.FormError: DNS message is malformed.
      • dns.message.BadEDNS: Raised if an OPT record occurs somewhere other than the start of the additional data section.
      • dns.name.BadLabelType: Raised if the label type of a wire format name is unknown.
      • dns.name.BadPointer: Raised if a compression pointer points forward instead of backward.
      • dns.query.BadResponse: Raised if a query response does not respond to the question asked.
      • dns.message.BadTSIG: Raised if a TSIG record occurs somewhere other than the end of the additional data section.
      • dns.name.NameTooLong: Raised if a name is > 255 octets long.
      • dns.message.ShortHeader: Raised if the DNS packet passed to from_wire() is too short.
      • dns.message.TrailingJunk: Raised if the DNS packet passed to from_wire() has extra junk at the end of it.
    • dns.rdataset.IncompatibleTypes: Raised if an attempt is made to add rdata of an incompatible type.
    • dns.name.NeedAbsoluteNameOrOrigin: Raised if an attempt is made to convert a non-absolute name to wire when there is also a non-absolute (or missing) origin.
    • dns.resolver.NoAnswer: The response did not contain an answer to the question.
    • dns.resolver.NoNameservers: No non-broken nameservers are available to answer the query.
    • dns.name.NoParent: Raised if an attempt is made to get the parent of the root name or the empty name.
    • dns.resolver.NoRootSOA: Raised if for some reason there is no SOA at the root name.
    • dns.resolver.NotAbsolute: Raised if an absolute domain name is required but a relative name was provided.
    • dns.resolver.NXDOMAIN: The query name does not exist.
    • dns.exception.SyntaxError: Text input is malformed.
      • dns.name.BadEscape: Raised if an escaped code in a text format name is invalid.
      • dns.ttl.BadTTL
      • dns.name.EmptyLabel: Raised if a label is empty.
      • dns.name.LabelTooLong: Raised if a label is > 63 octets long.
      • dns.exception.UnexpectedEnd: Raised if text input ends unexpectedly.
    • dns.exception.Timeout: The operation timed out.
    • dns.exception.TooBig: The message is too big.
    • dns.query.UnexpectedSource: Raised if a query response comes from an unexpected address or port.
    • dns.tokenizer.UngetBufferFull: Raised when an attempt is made to unget a token when the unget buffer is full.
    • dns.message.UnknownHeaderField: Raised if a header field name is not recognized when converting from text into a message.
    • dns.opcode.UnknownOpcode: Raised if an opcode is unknown.
    • dns.rcode.UnknownRcode: Raised if an rcode is unknown.
    • dns.rdataclass.UnknownRdataclass: Raised when a class is unknown.
    • dns.rdatatype.UnknownRdatatype: Raised if a type is unknown.
    • dns.message.UnknownTSIGKey: Raised if we got a TSIG but don't know the key.
  • dns.dnssec.UnknownAlgorithm: Raised if an algorithm is unknown.