Punika Apa Alat NSLOOKUP Bisa Ngomong Sampeyan Babagan Domain Internet

Apa Command nslookup Ora lan Cara Gunakake Ing Windows

nslookup (sing diarani lookup server jeneng ) yaiku program jaringan sing digunakake kanggo njupuk informasi babagan server internet. Minangka jeneng menehi saran, nemokake informasi server jeneng kanggo domain kanthi query Domain Name System (DNS) .

Paling sistem operasi komputer kalebu program command line dibangun kanthi jeneng sing padha. Sawetara panyedhiya jaringan uga nyosialisasekake layanan basis web saka sarana sing padha (kaya Network-Tools.com). Program-program iki kabeh dirancang kanggo nindakake lookup server jeneng marang domain sing ditemtokake.

Carane Gunakake nslookup ing Windows

Kanggo nggunakake versi Windows nslookup, bukak Command Prompt lan ketik nslookup kanggo entuk asil sing padha karo sing iki nanging karo entri kanggo server DNS lan alamat IP komputer sampeyan nggunakake:

C: \> nslookup Server: resolver1.opendns.com Alamat: 208.67.222.222>

Perintah iki ngenali server DNS komputer sing saiki wis dikonfigurasi supaya bisa digunakake kanggo ndelok DNS. Minangka conto nuduhake, komputer iki nggunakake server DNS OpenDNS.

Njupuk cathetan saka cilik > ing ngisor printah output. nslookup tetep mlaku ing latar mburi sawise printah diterbitake. Pitunjuk ing mburi output ngijini sampeyan ngetik paramèter tambahan.

Siji ketik jeneng domain sampeyan pengin rincian nslookup utawa metu nslookup karo printah metu (utawa Ctrl + C keyboard trabasan) kanggo mbukak ing cara sing beda. Sampeyan bisa malah nggunakake nslookup kanthi ngetik printah sadurunge domain, kabeh ing baris padha, kaya nslookup .

Punika conto output:

> nslookup Jawaban ora sah: Jeneng: Alamat: 151.101.193.121 151.101.65.121 151.101.1.121 151.101.129.121

Nameserver Lookup

Ing DNS, sing diarani "jawaban sing ora sah" nyathet cathetan DNS sing disimpen ing server DNS pihak katelu, sing diwenehake saka server "sah" sing nyedhiyakake sumber asli data kasebut.

Punika babagan carane njaluk informasi kasebut (assuming sampeyan wis ngetik nslookup menyang Command Prompt):

> set type = ns > [...] dns1.p08.nsone.net internet address = 198.51.44.8 dns2.p08.nsone.net internet address = 198.51.45.8 dns3.p08.nsone.net internet address = 198.51.44.72 dns4.p08.nsone.net internet address = 198.51.45.72 ns1.p30.dynect.net alamat internet = 208.78.70.30 ns2.p30.dynect.net alamat internet = 204.13.250.30 ns3.p30.dynect.net alamat internet = 208.78 .71.30 ns4.p30.dynect.net alamat internet = 204.13.251.30>

Panelusur alamat wewenang bisa dilakokaké kanthi ngatonake salah siji saka jeneng panganggo nameservers domain. nslookup banjur nggunakake server kasebut tinimbang informasi server DNS standar sistem lokal.

C: \> nslookup .com ns1.p30.dynect.net Server: ns1.p30.dynect.net Alamat: 208.78.70.30 Jeneng: Alamat: 151.101.65.121 151.101.193.121 151.101.129.121 151.101.1.121

Output ora nyathet data "non-kuoso" amarga nameserver ns1.p30.dynect minangka nameserver utami kanggo, minangka didhaptar ing "NS record" bagean saka entri DNS.

Mail Server Lookup

Kanggo nelusuri informasi server mail ing domain tartamtu, nslookup migunakake fitur rekaman MX saka DNS. Sawetara situs, kaya, ndhukung server utama lan cadangan.

Kirim pitakon server kanggo karya kaya iki:

> setel = mx> lifewire.com [...] Jawaban ora sah: lifewire.com MX preference = 20, exchanger mail = ALT1.ASPMX.L.GOOGLE.com lifewire.com MX preference = 10, exchanger mail = ASPMX.L.GOOGLE.com lifewire.com MX preference = 50, mail exchanger = ALT4.ASPMX.L.GOOGLE.com .com preferensi MX = 40, mail exchanger = ALT3.ASPMX.L.GOOGLE.com MX preference = 30 , mail exchanger = ALT2.ASPMX.L.GOOGLE.com

Query nslookup liyane

nslookup ndhukung querying liyane rekaman DNS sing ora umum digunakake kalebu CNAME, PTR, lan SOA. Ngetik tandha pitakon (?) Ing pituduh nyetak instruksi pitulung program kasebut.

Sawetara variasi basis web saka sarana iki menehi fitur tambahan sawetara ngluwihi paramèter standar sing ditemokake ing piranti Windows.

Carane Gunakake Alat nslookup Online

Online nslookup utilities, kaya siji saka Network-Tools.com, ngidini sampeyan ngatur luwih saka apa sing diijini kanthi printah saka Windows.

Contone, sawise milih domain, server, lan port, sampeyan bisa milih saka daftar query tipe drop-down kaya alamat, nameserver, jeneng kanonik, wiwitan panguwasa, domain kotak surat, anggota kelompok mail, layanan sing kondhang, mail ijol-ijolan, alamat ISDN, alamat NSAP lan akeh liyane.

Sampeyan uga bisa milih kelas pitakonan; internet, CHAOS utawa Hesiod.