Reverse DNS (PTR)
IP Daq rar hostname yISam.
reverse DNS (rDNS) IP Daq rar hostname choH, PTR qon lo', in-addr.arpa (IPv4) ip6.arpa (IPv6) zone le' lo'. QIn ngo'wI' pong potlh: HevwI' law' PTR lI' Hutlhbogh IP vo' QIn lulajbe'.
Reverse DNS ghel motlh
PTR (pointer) qon IP Daq hostname rar. A qon Doj: pong→IP 'angmoHbe', IP→pong ta'. reverse DNS lo'lu'.
QIn ngo'wI' law' ngeHbogh IP PTR lI' Daq rarbogh ghaj'a' 'ol. Hutlhchugh ghap rarbe'chugh, QInmeylIj lulajbe' ghap spam luponglaH.
IP 'ay' ghajwI' PTR SeH — motlh juH nobwI'lIj ghap ISP, Daq ghajwI' ghobe'. IPlIjDaq DaqeSmeH, nobwI'lIjvo' DapoQnIS.
HIja'. jan vam IPv4 (in-addr.arpa zone) IPv6 (ip6.arpa zone) je Qap, Daq nibble Hapmey automatic teb.
DNS DanIvmoH DaneH'a'?
DNS ngo'wI' pagh poQ nIvqu' yIwIv, tup puS neH DaqeS.