{"id":33887,"date":"2019-10-31T21:55:15","date_gmt":"2019-10-31T18:55:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kak-zamaskirovatsya-v-internete-sravnivaniem-servernye-i-rezidentnye-proksi\/"},"modified":"2019-10-31T21:55:15","modified_gmt":"2019-10-31T18:55:15","slug":"kak-zamaskirovatsya-v-internete-sravnivaniem-servernye-i-rezidentnye-proksi","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/administrirovanie\/kak-zamaskirovatsya-v-internete-sravnivaniem-servernye-i-rezidentnye-proksi","title":{"rendered":"Hvordan man kan maskere sig p\u00e5 internettet: sammenligning af server- og residentproxyer","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\"Hvordan<\/a><\/noindex><\/p>\n

For at skjule IP-adressen eller omg\u00e5 blokeringer af indhold, bruger man normalt proxyer. Der findes forskellige typer. I dag sammenligner vi to af de mest popul\u00e6re typer proxyer \u2013 serverproxyer og lejede proxyer, og vi vil tale om deres fordele, ulemper og anvendelsesscenarier.<\/a><\/noindex><\/p>\n

Hvordan fungerer serverproxyer<\/h2>\n

\nServerproxyer (Datacenter) er den mest udbredte type. N\u00e5r man bruger dem IP-adresser<\/a> tildeles de af cloud serviceudbydere. Disse adresser har ingen forbindelse til internetudbydere af hjemmeinternet. <\/p>\n

Serverproxyer bruges til at skjule den rigtige IP-adresse eller omg\u00e5 indholdsblokeringer baseret p\u00e5 geodata samt til at kryptere trafik. Mange webtjenester begr\u00e6nser ofte adgangen for brugere fra bestemte lande \u2013 som for eksempel Netflix. Brugere fra s\u00e5danne placeringer kan ved hj\u00e6lp af serverproxyer f\u00e5 en IP-adresse i USA og omg\u00e5 blokeringen. <\/p>\n

Fordele og ulemper ved serverproxyer<\/h2>\n

\nServerproxyer er enkle at bruge og kan l\u00f8se deres grundl\u00e6ggende opgave \u2013 at maskere den rigtige IP-adresse og \u00e5bne adgang til blokkeret indhold.<\/p>\n

Det er dog vigtigt at forst\u00e5, at i tilf\u00e6lde af serverproxyer, er IP-adresserne ikke udstedt af internetudbyderen for hjemmeinternet, men af hostingudbydere. Mange moderne webressourcer begr\u00e6nser forbindelsesmulighederne fra server-IP-adresser, da de ofte bruges af forskellige bots.<\/p>\n

Hvordan fungerer lejede proxyer<\/h2>\n

\nP\u00e5 sin side er lejede proxyer en IP-adresse, der er udstedt af en rigtig internetudbyder fra en bestemt by, region eller stat. Disse adresser gives normalt til bolig ejere og er registreret i databaser fra regionale internetregistratorer (RIR). Ved korrekt brug kan anmodninger fra s\u00e5danne adresser ikke skelnes fra anmodninger fra en rigtig bruger. <\/p>\n

Fordele og ulemper ved lejede proxyer<\/h2>\n

\nDa IP-adresserne ved lejede proxyer er udstedt af internetudbydere for hjemmeinternet, er sandsynligheden for, at de bliver inkluderet p\u00e5 forskellige blacklistede lister og blokeret, ekstremt lav. Derudover kan disse adresser tildeles dynamisk og \u00e6ndres konstant for hver bruger.<\/p>\n

Brugen af dem \u00f8ger sandsynligheden for at f\u00e5 adgang til det \u00f8nskede indhold p\u00e5 internettet: ingen vil blokere foresp\u00f8rgsler fra IP-adresser, der er i databaserne for internetudbydere og ikke hostingfirmaer. Af samme grund er resident-proxyer bedre egnet til opgaver relateret til indsamling og analyse af data. Derfor bruger virksomheder, der har brug for at indsamle data fra forskellige kilder og omg\u00e5 mulige blokeringer, s\u00e5danne proxyer.<\/p>\n

Server-proxyer har normalt en hastighedsfordel i forhold til resident-proxyer og er ogs\u00e5 billigere.<\/p>\n

Hvad skal man v\u00e6lge<\/h2>\n

\nN\u00e5r du v\u00e6lger proxyer, b\u00f8r du tage udgangspunkt i opgaverne. Hvis det er n\u00f8dvendigt at maskere IP-adressen og samtidig udf\u00f8re operationer hurtigt og med minimale omkostninger, mens risikoen for blokering ikke er s\u00e6rlig skr\u00e6mmende \u2013 vil server-proxyer v\u00e6re det optimale valg.<\/p>\n

Men hvis du har brug for et p\u00e5lideligt v\u00e6rkt\u00f8j til dataindsamling, med et bredt udvalg af geolokationer og minimale chancer for at blive sortlistet eller blokeret \u2013 er resident-proxyer mere praktiske.
\n
Kilde: habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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