Zvese zvaunoda kuziva nezve network DNS servers
A DNS server ine sevhayuta yemakombiyuta ine dhesi yevanhu veIndaneti mazita nevanoshamwaridzana navo, uye mumatambudziko mazhinji, inoshumira kugadzirisa, kana kushandura, iyo mazita anowanikwa maIndaneti sezvaakakumbira.
DNS servers runza software yakasiyana uye inotaurirana pamwe chete nekushandisa mitemo yakakosha.
Muzvinyorwa zviri nyore kunzwisisa mazwi: DNS server paIndaneti chimbo chinoshandura iyo www. unonyora mu browser yako kusvika ku 151.101.129.121 IP yekuti inenge iri.
Cherechedza: Mamwe mazita eDNS server anosanganisira zita revhareji, nameserver, uye zita rekuita system server.
Sei Tine DNS Vashumiri?
Uyu mubvunzo unogona kupindurwa nemumwe mubvunzo: Zviri nyore here kuyeuka 151.101.129.121 kana www. ? Vazhinji vedu tinogona kutaura kuti zvakajeka zvikuru kuyeuka izwi rakafanana panzvimbo yesimbi yenhamba.
Paunopinda www. mune web browser, zvose zvaunofanira kunzwisisa uye kuyeuka ndi URL https: // www. . Izvo zvakafanana kune imwe nzvimbo yewebsite yeGoogle.com, Amazon.com , nezvimwewo.
Kusiyana ndezvechokwadi, zvakare, kuti isu isu semunhu tinogona kunzwisisa mazwi ari mu URL ari nyore kupfuura mapeji eIndaneti, mamwe makombiyuta uye maikirwe emagetsi anonzwisisa kero ye IP.
Nokudaro, tine amaseva eDNS nokuti hatisi kungoda kushandisa mazita anoverengerwa nevanhu kuti tiwane mawebsite, asi makombiyuta anoda kushandisa kero dze IP kuwana mawebsite. DNS server ndiyo iyo mushanduri pakati pehostname neIndaneti.
Malware & amp; DNS Servers
Nguva dzose inokosha kuti iite chirongwa chinonzi antivirus . Chimwe chikonzero ndechekuti malware anogona kurwisa kombiyuta yako nenzira iyo inoshandura DNS server maitiro, izvo chaizvoizvo chimwe chinhu chausingadi kuitika.
Taura semuenzaniso iyo kombiyuta yako iri kushandisa Google DNS seva 8.8.8.8 uye 8.8.4.4 . Pasi pemaseva aya eDNS, kuwana bhadha yako yebhangi nebhanki yako URL inogona kutakura webhusaiti yakarurama uye ikubvumira kuti uende ku-akhawunti yako.
Zvisinei, kana iyo malware yakashandura DNS server settings (iyo inogona kuitika mushure mezviitiko pasina ruzivo rwako), kupinda muhomwe imwechete inogona kukuendesa kune webusaiti yakasiyana zvakasiyana, kana zvakakosha, kune webhusaiti inoita sewebhangi yako yebhangi asi chaizvoizvo hazvisi. Iyi nzvimbo yebhangi yakaipa ingangotarisa chaiyo chaiye asi pane kukubvumira kupinda iwe ku-akhawunti yako, inogona kungonyora zita rako rekushandisa nephasiwedi, ichipa chekuita zvese zvavanoda kuti uwane yebhangi yako yebhangi.
Kazhinji, zvisinei, zvinyorwa zvinyorwa zvinoshandisa hijacks mavhareji ako eDNS zvinowanzogadzirisa mawebhusayithi akakurumbira kune avo vakazadza zviziviso kana mawebesa ane mazano anoita kuti iwe ufunge kuti unotenga chirongwa chekuchenesa kombiyuta ine utachiona.
Pane zvinhu zviviri zvaunofanira kuita kuti urege kuva nharo nenzira iyi. Yokutanga ndiyo kuisa chirongwa chinonzi antivirus kuitira kuti zvirongwa zvinotyisa zvibatwe vasati vaita chero kukuvara. Chechipiri ndechokuziva kuti webhusaiti inotarisa sei. Kana zviri zvishoma pane izvo zvinowanzoita sezviri kuitika kana iwe uri kuwana "chisingaiti chechipiri" mharidzo mumushanduri wako, zvinogona kuva chiratidzo chokuti uri pane webusaiti yekutevedzera.
Mamwe Mashoko pamusoro peDNS Vashumiri
Muzviitiko zvakawanda, maDNS mavhareji maviri, ainonyanya uye wechipiri server, anongogadzirirwa pa router yako uye / kana kombiyuta paanosangana neIPI yako neDHCP . Iwe unogona kugadzirisa mavhareji maviri eDNS kana mumwe wavo achizokanganisika, mushure mokunge chigadzirwa chacho chichashandura kushandisa sachipiri sevha.
Kunyange zvazvo dzakawanda DNS sevhariyo inoshandiswa neIPs uye inotarisirwa kushandiswa chete nevatengi vavo, huwandu hwevanhu-huripo huripo huripo. Ona our Free & Public DNS Purogiramu Yevashandisi vekutsvaga kusvika kune imwe nguva uye Ndinoshandura Sei DNS Servers? kana uchida rubatsiro kuita shanduko.
Dzimwe DNS servers dzinogona kupa nguva yekuwedzerwa nokukurumidza pane vamwe asi inotenderera chete kuti inotora nguva yakareba sei chipikisi chako kuti uwane DNS server. Kana ISP yako yeDNS sevhariji iri pedo kupfuura yeGoogle, somuenzaniso, iwe unogona kuwana kuti mazai anogadziriswa nokukurumidza achishandisa maseriki asina kuwanikwa kubva kuI ISP yako pane wechitatu-server server.
Kana iwe uri kutarisana nenhare pane iyo inoratidzika sekuti hapana webhusaiti ichatarisa, zvinoita kuti kune dambudziko neDNS server. Kana iyo DNS server isingakwanisi kuwana yakakodzera kero yeIndaneti iyo inosanganiswa neimba yezita raunopinda, iyo webhusaiti haizoteereri. Zvakare, izvi ndezvokuti makombiyuta anotaurirana neIndaneti asi kwete hostnames-kombiyuta haazive zvauri kuedza kusvika kunze kwekuti isingashandisi kero ye IP.
IDNS server masarudzo "yepedyo" kune imwe yacho ndiyo iyo inoshandiswa kwairi. Somuenzaniso, apo ISP yako ingashandisa imwe sete yeDNS sevhisi inoshandiswa kune ma routers ose akabatanidzwa nayo, router yako ingashandisa sarudzo yakasiyana iyo inogona kushandiswa pakuronga kweDNS sevhareji kune dzose zvese zvakabatana ne router. Zvisinei, kombiyuta yakabatana ne router inogona kushandisa iyo pachake DNS server settings kuti iwedzere iyo yakagadzirirwa zvose router uye ISP; iyo imwe inogona kutaurwa pamapiritsi , foni, nezvimwewo.
Takatsanangura pamusoro apa nezvekuti zvirongwa zvinotyisa zvinogona kutora sei DNS yako sekugadzirisa uye zvinyanyisa pamusoro pavo nemaseva anonyorera zvikumbiro zvewebsite yako kune imwe nzvimbo. Kunyange zvazvo izvi zviri zvechokwadi chimwe chinhu chingaitwa, zvinowanikwawo mune dzimwe DNS services seOverDNS, asi inoshandiswa nenzira yakanaka. Semuenzaniso, OpenDNS inogona kutungamira mawebhusayithi evanhu vakuru, webheji yewebhu, webhusaiti yehuwandu hwemashoko ehupfumi uye nezvimwewo, kune "Peji" yakadzivirirwa, asi iwe unenge wakakwana kutonga pamusoro pekudzorera.
Mutemo we nslookup unoshandiswa kuongorora DNS yako server.
Tanga nekuvhura tora ye Command Command uye uchinyore zvinotevera:
nslookup... iyo inofanira kudzorera chimwe chinhu chakadai:
Zita: Mazita: 151.101.193.121 151.101.65.121 151.101.1.121 151.101.129.121Mumuenzaniso wepamusoro, mutemo we nslookup unokuudza iwe IP kero, kana kuti mazita mazhinji IP pane iyi, kuti kukutumira iwe kupinda mu browser yako yekutsvaga zvingashandurwa.
DNS Root Servers
Kune dzakawanda dzeDNS sevava iri mukati mekubatana kwemakombiyuta atinodana internet. Zvinonyanya kukosha ndezvokuti 13 DNS midzi midziyo inochengetedza database yakakwana yemazita edzimba uye mazita avo anowanikwa maIndaneti.
Aya mavharesi eDNS ari kumusoro anonzi A kuburikidza M kuburikidza netsamba gumi nembiri dzechirafu. Tumi yemaseva aya ari muUnited States, imwe muLondon, imwe muStockholm, uye imwe muJapan.
IANA inochengetedza urongwa hweDNS midzi midzi kana iwe unofarira.