Misalai na Umurnin Mai watsa shiri masu fa'ida don neman Neman DNS
Umurnin mai watsa shiri shine ƙarami kuma mai sauƙin amfani mai amfani na CLI don yin binciken DNS wanda ke fassara sunayen yanki zuwa adiresoshin IP da kuma akasin haka. Hakanan za'a iya amfani dashi don lissafin da kuma tabbatar da nau'ikan bayanan DNS iri-iri kamar NS da MX, gwadawa da ingantaccen sabar ISP DNS da haɗin Intanet, bayanan spam da baƙar fata, ganowa da magance matsalolin uwar garken DNS da sauransu.
A cikin wannan labarin, za mu koyi yadda ake amfani da umarnin runduna tare da wasu misalai masu amfani a cikin Linux don yin binciken DNS. A cikin labaran da suka gabata, mun nuna umarnin Nslookup 8 da aka fi amfani dashi don gwaji da warware matsalar sabar DNS da kuma bincika takamaiman bayanan albarkatun DNS (RR).
Mun kuma bayyana 10 Linux Dig (Domain Information Groper) umarni don neman bayanan DNS, yana aiki kamar kayan aikin Nslookup. Har ila yau, mai amfani mai amfani yana aiki ta irin wannan hanya kuma yana zuwa an riga an shigar dashi akan mafi yawan idan ba duk manyan Linux distros ba.
Tare da wannan ya ce, bari mu kalli waɗannan umarnin runduna 14 da ke ƙasa.
Nemo Adireshin IP na Domain
Wannan shi ne mafi sauƙi umarnin rundunar da za ku iya gudanarwa, kawai samar da sunan yanki kamar google.com don samun adireshin IP masu alaƙa.
$ host google.com google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has IPv6 address 2a00:1450:4009:80b::200e google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com.
Nemo Sabar Sunan Domain
Don gano sabar sunan yankin yi amfani da zaɓin -t.
$ host -t ns google.com google.com name server ns1.google.com. google.com name server ns2.google.com. google.com name server ns3.google.com. google.com name server ns4.google.com.
Nemo Domain CNAME Record
Don gano yankin CNAME, gudu.
$ host -t cname mail.google.com mail.google.com is an alias for googlemail.l.google.com.
Nemo Domain MX Record
Don gano bayanan MX don yanki.
$ host -n -t mx google.com ogle.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com.
Nemo Domain TXT Record
Don gano bayanan TXT don yanki.
$ host -t txt google.com google.com descriptive text "v=spf1 include:_spf.google.com ~all"
Nemo Domain SOA Record
Kuna iya yin ƙoƙarin mai masaukin baki don nuna bayanan SOA don ƙayyadaddun yanki, daga duk sabar suna masu izini na wannan yankin tare da alamar -C.
$ host -C google.com Nameserver 216.239.38.10: google.com has SOA record ns1.google.com. dns-admin.google.com. 156142728 900 900 1800 60 Nameserver 216.239.32.10: google.com has SOA record ns3.google.com. dns-admin.google.com. 156142728 900 900 1800 60 Nameserver 216.239.34.10: google.com has SOA record ns4.google.com. dns-admin.google.com. 156142728 900 900 1800 60 Nameserver 216.239.36.10: google.com has SOA record ns2.google.com. dns-admin.google.com. 156142728 900 900 1800 60
Tambayoyi Musamman Sabar Suna
Don tambayar sabar sunan yanki na musamman.
$ host google.com ns4.google.com Using domain server: Name: ns4.google.com Address: 216.239.38.10#53 Aliases: google.com has address 172.217.19.46 google.com has address 172.217.19.46 google.com has address 172.217.19.46 google.com has IPv6 address 2a00:1450:4005:808::200e google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com.
Nemo Duk Bayanin Rubutun Domain da Yankuna
Don yin tambaya na nau'in KOWANE, yi amfani da zaɓin -a (duk) zaɓi wanda yayi daidai da saita zaɓin -v.
$ host -a google.com Trying "google.com" ;; ->>HEADER<
Samu Bayanan TTL na yanki
Don gano bayanan TTL na yanki.
$ host -v -t a google.com Trying "google.com" ;; ->>HEADER<
Yi amfani da ko dai IPv4 ko IPv6
Zaɓin -4 ko -6 yana tilasta mai masaukin yin amfani da IPV4 kawai ko kuma jigilar tambayar IPV6 kawai bi da bi.
$ host -4 google.com OR $ host -6 google.com
Yi Tambayoyin Ba- Maimaituwa
Zaɓin -r yana yin tambayoyin da ba na maimaitawa ba, lura cewa saita wannan zaɓin yana share RD (maimaitawa da ake so), ɗan ƙaramin a cikin tambayar da mai watsa shiri ya yi.
$ host -rR 5 google.com google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has IPv6 address 2a00:1450:4009:80b::200e google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com.
Saita Gwajin UDP don Dubawa
Ta hanyar tsoho yawan ƙoƙarin UDP shine 1, don canza shi, yi amfani da tutar -R.
$ host -R 5 google.com google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has IPv6 address 2a00:1450:4009:80b::200e google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com.
Saita Lokacin Tambayoyi Jira Amsa
Yin amfani da maɓalli na -W, zaku iya umurci mai watsa shiri ya jira amsa na ƙayyadadden lokaci a cikin daƙiƙa guda kuma idan an yi amfani da tutar -w, yana sa mai watsa shiri ya jira har abada. don amsa:
$ host -T -W 10 google.com google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has address 216.58.201.46 google.com has IPv6 address 2a00:1450:4009:80b::200e google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com.
Shi ke nan! A cikin wannan labarin, mun koyi yadda ake amfani da umarnin runduna tare da ƴan misalai masu amfani a cikin Linux. Yi amfani da fom ɗin amsa da ke ƙasa don raba kowane tunani tare da mu game da wannan jagorar.