Amri 8 za Nslookup za Linux ili Kutatua Utafutaji wa DNS


nslookup ni zana ya usimamizi ya safu ya amri ya kujaribu na kutatua seva za DNS (Seva ya Jina la Kikoa). Inatumika kuuliza rekodi maalum za rasilimali za DNS (RR) pia. Mifumo mingi ya uendeshaji huja na kipengele cha nslookup kilichojengewa ndani.

Nakala hii inaonyesha kwa undani amri ya nslookup inayotumiwa sana. Nslookup inaweza kuendeshwa kwa njia mbili: Ingilizi na Isiyoingiliana.

Hali ya Kuingiliana inatumika kuuliza DNS-Seva kuhusu vikoa na seva pangishi mbalimbali. Hali isiyo ya Kuingiliana inatumika kuuliza kuhusu maelezo ya kikoa au seva pangishi.

Unaweza pia kupendezwa na makala ifuatayo:

  • Vielelezo 35 Vitendo vya Linux Tafuta Amri
  • Amri 20 za Netstat za Usimamizi wa Mtandao wa Linux
  • Amri 20 za Linux YUM (Kisasisho cha Yellowdog, Iliyorekebishwa) kwa Usimamizi wa Kifurushi
  • Amri 27 za ‘DNF’ (Fork of Yum) za Usimamizi wa Kifurushi cha RPM katika Linux

# nslookup yahoo.com

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
Name:   yahoo.com
Address: 72.30.38.140
Name:   yahoo.com
Address: 98.139.183.24
Name:   yahoo.com
Address: 209.191.122.70

Juu ya kikoa cha hoja ya amri www.yahoo.com chenye seva ya DNS ya 4.2.2.2 ya umma na sehemu ya chini inaonyesha jibu lisilo la idhini: inaonyesha Rekodi ya www.yahoo.com

# nslookup 209.191.122.70

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
70.122.191.209.in-addr.arpa     name = ir1.fp.vip.mud.yahoo.com.

Authoritative answers can be found from:
# nslookup ir1.fp.vip.mud.yahoo.com.

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
Name:   ir1.fp.vip.mud.yahoo.com
Address: 209.191.122.70
# nslookup -query=mx www.yahoo.com

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
www.yahoo.com   canonical name = fd-fp3.wg1.b.yahoo.com.
fd-fp3.wg1.b.yahoo.com  canonical name = ds-fp3.wg1.b.yahoo.com.
ds-fp3.wg1.b.yahoo.com  canonical name = ds-any-fp3-lfb.wa1.b.yahoo.com.
ds-any-fp3-lfb.wa1.b.yahoo.com  canonical name = ds-any-fp3-real.wa1.b.yahoo.com.

Authoritative answers can be found from:
wa1.b.yahoo.com
        origin = yf1.yahoo.com
        mail addr = hostmaster.yahoo-inc.com
        serial = 1344827307
        refresh = 30
        retry = 30
        expire = 86400
        minimum = 1800

Rekodi ya MX inatumiwa kuweka jina la kikoa kwenye orodha ya seva za kubadilishana barua za kikoa hicho. Ili iambie kwamba barua pepe yoyote iliyopokelewa/kutumwa kwa @yahoo.com itatumwa kwa seva ya barua.

# nslookup -query=ns www.yahoo.com

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
www.yahoo.com   canonical name = fd-fp3.wg1.b.yahoo.com.
fd-fp3.wg1.b.yahoo.com  canonical name = ds-fp3.wg1.b.yahoo.com.
ds-fp3.wg1.b.yahoo.com  canonical name = ds-any-fp3-lfb.wa1.b.yahoo.com.
ds-any-fp3-lfb.wa1.b.yahoo.com  canonical name = ds-any-fp3-real.wa1.b.yahoo.com.

Authoritative answers can be found from:
wa1.b.yahoo.com
        origin = yf1.yahoo.com
        mail addr = hostmaster.yahoo-inc.com
        serial = 1344827782
        refresh = 30
        retry = 30
        expire = 86400
        minimum = 1800
# nslookup -type=soa www.yahoo.com

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
www.yahoo.com   canonical name = fd-fp3.wg1.b.yahoo.com.
fd-fp3.wg1.b.yahoo.com  canonical name = ds-fp3.wg1.b.yahoo.com.
ds-fp3.wg1.b.yahoo.com  canonical name = ds-any-fp3-lfb.wa1.b.yahoo.com.
ds-any-fp3-lfb.wa1.b.yahoo.com  canonical name = ds-any-fp3-real.wa1.b.yahoo.com.

Authoritative answers can be found from:
wa1.b.yahoo.com
        origin = yf1.yahoo.com
        mail addr = hostmaster.yahoo-inc.com
        serial = 1344827965
        refresh = 30
        retry = 30
        expire = 86400
        minimum = 1800
# nslookup -query=any yahoo.com

Server:         4.2.2.2
Address:        4.2.2.2#53

Non-authoritative answer:
yahoo.com
        origin = ns1.yahoo.com
        mail addr = hostmaster.yahoo-inc.com
        serial = 2012081016
        refresh = 3600
        retry = 300
        expire = 1814400
        minimum = 600
Name:   yahoo.com
Address: 98.139.183.24
Name:   yahoo.com
Address: 209.191.122.70
Name:   yahoo.com
Address: 72.30.38.140
yahoo.com       mail exchanger = 1 mta7.am0.yahoodns.net.
yahoo.com       mail exchanger = 1 mta5.am0.yahoodns.net.
yahoo.com       mail exchanger = 1 mta6.am0.yahoodns.net.
yahoo.com       nameserver = ns3.yahoo.com.
yahoo.com       nameserver = ns4.yahoo.com.
yahoo.com       nameserver = ns2.yahoo.com.
yahoo.com       nameserver = ns8.yahoo.com.
yahoo.com       nameserver = ns1.yahoo.com.
yahoo.com       nameserver = ns6.yahoo.com.
yahoo.com       nameserver = ns5.yahoo.com.

Authoritative answers can be found from:

Ili kuwezesha Hali ya Utatuzi 'kuweka utatuzi' itakurudishia maelezo ya kitenzi kama TTL, hapa ndio matokeo.

# nslookup -debug yahoo.com

> set debug
> yahoo.com
Server:         4.2.2.2
Address:        4.2.2.2#53

------------
    QUESTIONS:
        yahoo.com, type = A, class = IN
    ANSWERS:
    ->  yahoo.com
        internet address = 72.30.38.140
        ttl = 1523
    ->  yahoo.com
        internet address = 98.139.183.24
        ttl = 1523
    ->  yahoo.com
        internet address = 209.191.122.70
        ttl = 1523
    AUTHORITY RECORDS:
    ADDITIONAL RECORDS:
------------
Non-authoritative answer:
Name:   yahoo.com
Address: 72.30.38.140
Name:   yahoo.com
Address: 98.139.183.24
Name:   yahoo.com
Address: 209.191.122.70

Katika makala haya, tumejaribu kushughulikia amri za nslookup ambazo zinaweza kukusaidia kutafuta (DNS) maelezo yanayohusiana na Huduma ya Jina la Kikoa.

Nakala inayofuata itakuwa kwenye amri ya kuchimba ya Linux ambayo ni sawa na nslookup. Ikiwa ulipenda nakala hiyo tafadhali shiriki na marafiki zako na usisahau kutoa maoni yako muhimu kupitia sanduku la maoni.