Ib txoj kev hloov kho yooj yim tej zaum yuav ua rau qhov sib txawv loj heev (thiab nws yog dawb xwb)
Koj puas paub tias koj yuav muaj peev xwm txhim kho koj cov kev sib tham hauv Internet thiab kev ruaj ntseg los ntawm kev xaiv ib qho kev xaiv DNS resolver? Qhov xwm zoo yog tias nws yog dawb xwb thiab tsuas yog siv li ntawm ib feeb ntawm koj lub sijhawm los hloov qhov kev hloov rau lwm tus kws kho mob.
Dab tsi yog DNS Resolver?
Tus Tswv Lub Npe Lub Xev Npe (DNS) yuav yooj yim yob tawm ntawm tus nplaig ntawm koj tus neeg saib xyuas network ze tshaj plaws, tab sis tus neeg siv nruab nrab pheej tsis paub lossis tu nws ua li cas rau DNS, lossis nws ua li cas rau lawv.
DNS yog kua nplaum uas khi sau npe thiab IP chaw nyob ua ke. Yog tias koj muaj ib tus neeg rau zaub mov thiab xav tso cai rau cov neeg siv rau kev siv lub npe, tom qab ntawd koj tuaj yeem them tus nqi thiab sau npe rau koj lub npe sau (yog tias nws muaj) nrog tus neeg sau npe hauv Internet xws li GoDaddy.com, los yog los ntawm lwm tus neeg zov me nyuam . Thaum koj muaj ib lub npe sau txuas rau tus IP chaw nyob ntawm koj tus neeg rau zaub mov, ces tib neeg tuaj yeem xa mus rau koj qhov chaw uas yog siv koj lub npe sau rau ntawm hom ntawv IP. DNS "resolver" servers pab ua qhov no tshwm sim.
Ib tug neeg siv DNS resolver pub rau ib lub computer (los yog ib tug neeg) mus nrhiav tau tus sau lub npe (piv txwv) thiab nrhiav qhov chaw tus IP ntawm lub computer, neeg rau zaub mov, lossis lwm yam khoom siv uas yog nws li (ie 207.241.148.80). Xav txog DNS resolver li ib phau ntawv xov tooj rau cov computers.
Thaum koj ntaus ib lub website lub npe sau rau hauv koj lub web browser, tom qab lub scenes, lub DNS resolver neeg rau zaub mov uas koj lub computer taw tes rau kev ua hauj lwm los nug lwm tus DNS servers los txiav txim qhov chaw tus IP uas sau lub npe "daws" kom koj tus browser yuav mus thiab muab rov qab los xijpeem koj nyob nraum browsing qhov chaw rau. DNS kuj tseem siv tau los pab nrhiav seb xa ntawv neeg xa xov xa mus rau qhov twg. Nws muaj ntau ntau lub hom phiaj zoo li.
Koj DNS Resolver Set yog dab tsi?
Feem ntau cov neeg siv hauv tsev siv cov DNS resolver txawm tias lawv qhov Internet Service Provider (ISP) assigns lawv. Qhov no feem ntau raug tso cai rau koj thaum koj teeb koj cable / DSL modem, los yog thaum koj tus wireless / wired Internet router yuav tawm mus rau koj tus ISP tus DHCP tus neeg siv thiab muab qhov chaw nyob IP rau koj lub network siv.
Koj tuaj yeem kuaj seb DNS resolver koj tau raug xa los ntawm kev mus rau "WAN" qhov txuas ntawm koj lub router thiab saib nyob rau hauv "DNS Servers". Muaj ob feem ntau, ib qho tseem ceeb thiab ib qho kev hloov. Cov qhoos kas DNS no tuaj yeem tos txais los ntawm koj lub ISP lossis tsis yog.
Koj tuaj yeem pom dab tsi DNS neeg rau zaub mov yog siv los ntawm koj lub computer los qhib kev hais kom sai thiab ntaus ntawv " NSlookup " thiab nias tus sau nkag. Koj yuav tsum tau pom ib qho "Default DNS Server" lub npe thiab tus IP chaw nyob.
Vim Li Cas Kuv Xav Xav Siv Lwm Cov Ntawv Kho Daws Teeb Meem Lwm Yam Tshaj Tawm Qhov Kuv Qhov Kev Pab Cuam?
Koj ISP yuav ua haujlwm tau zoo nrog rau seb lawv teeb lawv cov qhoos kas DNS DNS, thiab lawv yuav muaj kev ruaj ntseg zoo, lossis lawv yuav tsis ua. Lawv yuav muaj tons ntawm cov kev pabcuam thiab cov cuab yeej ua txaus txaus rau lawv cov DNS resolvers kom koj tau txais super-ceev cov lus teb, lossis lawv yuav tsis.
Tej zaum koj yuav xav xav txog kev hloov ntawm koj cov ISP qhov DNS servers daws teeb meem rau lwm txoj vim ob peb yam:
Vim li cas # 1 - Alternative DNS Resolvers yuav muab koj lub Web Browsing Speed Boost.
Ib txhia lwm DNS cov kws kho mob hais tias siv lawv cov pej xeem DNS servers yuav muab kev txhim kho browsing kawg rau cov neeg siv los ntawm kev txo DNS lookup latency. Txawm hais tias qhov no yog ib yam uas koj yuav pom yog qhov teeb meem ntawm koj tus kheej kev paub. Yog tias nws zoo li qeeb qeeb, koj tuaj yeem hloov rov mus rau koj tus thawj ISP-muab DNS resolver txhua lub sij hawm koj xav tau.
Tos # 2 - Lwm DNS Resolvers yuav txhim kho Web Browsing Security
Ib txhia lwm cov neeg siv DNS hais tias lawv cov kev daws muaj kev pab ntau yam kev ruaj ntseg xws li kev lim tawm tawm malware, phishing, thiab cov chaw kws txuj ci dag, thiab txo cov kev pheej hmoo ntawm DNS cache poisoning tawm tsam.
Vim li cas # 3 - Qee Alternative DNS Resolution Providers Kev Txhim Kho Cov Tsis Txuam Nraim
Koj puas xav sim thiab thaiv koj cov me nyuam kom nkag tau cov duab liab qab thiab lwm qhov chaw "tsis yog tsev neeg phooj ywg"? Koj tuaj yeem xaiv xaiv tus kws kho mob DNS uas ua cov ntsiab lus lim. Norton lub ConnectSafe DNS muab DNS daws teeb meem uas yuav lim tawm cov ntsiab lus tsis tsim nyog. Nws tsis txhais hais tias koj cov menyuam tsis tuaj yeem ntaus ntawv hauv IP chaw rau ib qhov chaw tsis tsim nyog thiab tau txais nws li ntawd, tab sis nws ntshe yuav ntxiv ib lub voj voog loj loj rau lawv qhov kev tshawb fawb rau cov ntsiab lus tsim nyog.
Yuav ua li cas koj hloov Koj DNS Resolver rau lwm tus DNS Provider?
Qhov zoo tshaj los hloov DNS cov neeg zov me nyuam yog nyob ntawm koj lub router, li no koj tsuas tau hloov nws nyob rau hauv ib qho chaw. Thaum koj hloov nws ntawm koj lub router, tag nrho cov neeg tau txais kev pab ntawm koj lub network (piv txwv tias yog tias koj siv DHCP los txais cov IPs rau cov neeg siv khoom) yuav tsum taw tes rau cov tshiab DNS servers tau txais.
Xyuas koj tus router tus pab txhais lus kom paub meej txog qhov yuav ua li cas thiab hloov qhov koj qhov DNS resolver neeg rau zaub mov nkag. Peb tau txais kev tso cai los ntawm kuv lub tuam txhab cable thiab peb yuav tsum tau lov tes taw qhov DHCP IP txuas ntawm WAN kev sib txuas ntawm nplooj ntawv thiab teem caij mus rau phau ntawv thiaj li yuav hloov tau DNS cov resolver IP chaw nyob. Muaj feem ntau ob mus rau peb qhov chaw mus rau DNS DNS tus IP chaw nyob.
Ua ntej koj yuav hloov, koj yuav tsum tau nrog koj tus ISP thiab koj tus kws muag khoom router rau cov lus qhia rau koj qhov teeb meem. Koj yuav tsum tau sau cov chaw ntawv tam sim no los yog tso tawm cov duab tso tawm ua ntej koj hloov, yog tias qhov kev hloov tsis ua haujlwm.
Alternative DNS Providers Muaj Nqes
Ntawm no yog ob peb tug paub zoo ntawm lwm tus kws kho mob uas pom zoo. Cov no yog cov IPs tam sim no raws li ntawm tshooj cai no. Koj yuav tsum tau xyuas nrog cov neeg zov me nyuam DNS kom pom tau tias cov IPs tau raug hloov tshiab ua ntej ua qhov hloov mus rau hauv qab IPs.
Google Pej Xeem DNS:
- 8.8.8.8
- 8.8.4.4
Norton lub ConnectSafe DNS:
- 198.153.192.50 - (muaj xws li malware, phishing, thiab porn thaiv cov nta)
- 198.153.194.50 - (muaj xws li malware, phishing, thiab porn thaiv cov nta)
Rau ib daim ntawv teev npe ntau dua lwm cov npe ntawm DNS, saib Tim Fisher's Free thiab Public Alternative DNS Server List .
Lus Ceeb Toom Hais Txog Lwm Cov Neeg Muab Kev Pov Hwm DNS Muaj Kev Txhim Kho Cov Ntaus
Tsis tas li cov kev pab no yuav muaj peev xwm lim tau tag nrho cov kev ua phem , phishing , thiab porn chaw, tab sis lawv yuav tsum tsawg kawg rau qhov muaj peev xwm ntawm cov hom chaw uas nkag tau yooj yim los ntawm kev paub cov neeg paub uas paub. Yog tias koj tsis xav tias ib qhov kev pabcuam ua haujlwm zoo nrog qhov kev lim dej, koj tuaj yeem sim sim lwm tus kws kho mob kom pom tias lawv puas muaj kev zoo dua.