VVinaProxy

Furoksi don Web Scraping da Tattara Bayanai

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Ga yawancin ayyukan web scraping, furoksi na datacenter na IPv4 na sirri suna ba da gudu mafi kyau daidai da kudin, kuma furoksi na static ISP su ne madadin shafuka masu tsauri. Rarraba bukatun bincike a cikin rukunin IP na musamman, kiyaye adadin bukatun a matakin da ya dace, kuma girmama robots.txt da ka'idojin kowane shafi.

Wadanda ke amfani da furoksi don tattara bayanai

Tattara bayanan jama'a a sikeli mai yawa daga IP guda daya ba ya cika dorewa na tsawon lokaci ba. Shafuka suna kayyade adadin bukatun da adireshi daya zai iya aikawa, kuma na'urar scraping mai yawan aiki a kan IP din ofishinku na iya sa a toshe wannan IP din ga kowa a ginin.

Rukunin furoksi yana rarraba nauyin aiki, yana ba ku damar ganin kowane shafi kamar yadda maziyarta daga wata kasa suke ganinsa, kuma yana hana bayyana hanyar sadarwar ku ta asali.

  • Kungiyoyin kasuwancin intanet (e-commerce) masu bibiyar farashin masu fafatawa da kayan da ke akwai
  • Masu bincike da manazarta masu tattara rukunin bayanan jama'a
  • Masu haɓaka manhaja masu gwada yadda shafinsu ke amsawa daga kasashe daban-daban
  • Masu hada bayanan tafiye-tafiye, gidaje da filaye, da tallace-tallacen ayyukan yi

Dalilin da ya sa kafaffen IP na musamman (static dedicated IP) ke aiki don scraping

Tare da furoksi na static, kuna sarrafa juyawar da kanku. Na'urar scraping dinku tana zabar IP daga jerinku don kowace bukata ko zama (session), don haka kuna sanin ainihin abin da kowane IP ya yi, kuma kuna iya cire wanda aka takaita saboda yawan bukata.

Saboda kowane IP an kebe shi ne don abokin ciniki daya, mutuncinsa ya dogara ne kan yadda kuke amfani da shi, ba kan abin da sauran masu amfani suka yi a baya ba. Bandwidth mara iyaka ne, saboda haka manyan shafuka, hotuna ko bincike mai zurfi ba sa tara kudin data.

  • Abin dogaro: IP iri daya ne a tsawon lokacin haya, mai saukin sanyawa a jerin aminci (whitelist) a cikin kayan aikinku
  • Tsaftatacce: babu wani abokin ciniki da ke raba IP dinku da ku
  • Bandwidth mara iyaka: babu kudaden biyan kowane GB
  • Mai dacewa da zama: kiyaye IP guda daya don zaman shiga asusu ko na kwandon sayayya, sannan ku canza

Nau'in furoksi da ya kamata a zaba don scraping

Fara da IP na datacenter kuma kawai koma zuwa ISP inda shafi ya toshe su. Zabi kasar da kuke bukatar ganin nau'in shafinta.

ManufaAbin da aka ba da shawaraDalili
Yawancin shafukan jama'a, APIs, kasidu (catalogs)IPv4 na sirri (datacenter)Mafi sauri kuma mafi saukin farashi; kasashe 7
Shafukan da ke toshe jerin adiresoshin datacenterStatic ISP (US, Vietnam)IP masu rijista da kamfanin intanet suna kama da na masu amfani na yau da kullun
Bincike mai yawa sosai na shafukan da ke goyon bayan IPv6IPv6Filin adireshi mai fadi; fara tabbatar da cewa shafin yana goyon bayan IPv6 tukuna
Sakamakon gida a AsiyaIPv4 na sirri a Japan, Korea, Singapore, Hong Kong, VietnamGanin shafin kamar yadda maziyartan gida suke gani

Saitin scraping da aka ba da shawara

Furoksinmu suna amfani da HTTP/HTTPS tare da sunan mai amfani da kalmar sirri, wanda kowane dakin karatu (library) da kayan aikin scraping da aka saba amfani da su ke goyon baya. Fitar da jerinku daga Orders a tsarin ip:port:user:pass kuma loda shi a cikin na'urar scraping dinku.

  • Daidaita girman rukunin da adadin bukatunku; karin IP a kan karancin bukata ga kowane IP ya fi 'yan IP kadan da aka matsa musu sosai.
  • Juya IP a cikin lambar (code) ku, amma kiyaye IP daya a kowane zaman shiga asusu ko na kwandon sayayya.
  • Aika bayanan kai (headers) na gaskiya, saka jinkiri kuma dakata yayin samun martanin HTTP 429 ko 403.
  • Gwada kowane IP tare da proxy checker sannan cire masu jinkiri ko wadanda aka toshe daga juyawar.
  • Ga kayan aikin tebur (desktop) da ba su da saitin furoksi, tura su ta hanyar Proxifier.

Yi scraping cikin ka'ida kuma kauce wa kura-kurai da aka saba yi

Furoksi yana canza inda bukatun bincike suka fito; ba ya canza abin da aka ba ku izinin tattarawa. Bi robots.txt, ka'idojin shafin, da dokar kare bayanai da ta shafeku, kuma kada ku taba tattara bayanan sirri na mutane da ba ku da hakkin sarrafawa.

  • Loda wa shafi bukatun bincike da yawa a lokaci guda har sai ya yi jinkiri ko ya toshe kowa
  • Yin scraping a shafukan da ke bayan shiga asusu tare da asusun da ba naku ba
  • Yin watsi da robots.txt da ka'idojin sabis; cin zarafi mai tsanani yana karya terms dinmu
  • Amfani da furoksi na ISP ga komai alhali IP na datacenter zai yi aikin da sauri
  • Rashin duba martanin shafi, wanda ke sa shafukan da aka toshe da captchas shiga cikin bayanan ku

Tambayoyin da aka fi yi

Furoksi na datacenter ko na ISP don web scraping?

Datacenter a farko. Furoksi na IPv4 na sirri sun fi sauri kuma sun shafi kasashe da yawa. Yi amfani da furoksi na static ISP kawai don shafukan da ke toshe jerin IP na datacenter. Karin bayani a proxy type comparison dinmu.

Ina bukatar furoksi masu juyawa (rotating proxies) don scraping?

Ba lallai ba ne. Tare da rukunin kafaffen IP (static IPs) kuna juyawa a cikin lambar ku (code) kuma kuna da cikakken iko kan wane IP ake amfani da shi ga kowace bukata.

Shin akwai iyakar bandwidth?

A'a. Bandwidth mara iyaka ne a kan furoksinmu, don haka kuna biya ga kowane IP a kowane wata maimakon kowane gigabyte.

Shin furoksin suna goyon bayan SOCKS5?

Furoksinmu HTTP/HTTPS ne tare da tantance sunan mai amfani da kalmar sirri. Yawancin dakunan karatu na scraping kamar requests, Scrapy, Puppeteer da Playwright suna goyon bayan wannan kai tsaye. Duba HTTP vs SOCKS5.

Shin web scraping halal ne a doka?

Ya dogara da abin da kuke tattarawa, inda kuke da kuma ka'idojin shafin. Tattara bayanan jama'a da ba na sirrin mutane ba tare da mutunta robots.txt al'ada ce da aka saba yi; duba ka'idojin da suka shafi aikinku.

Gina rukunin scraping dinku

Yi odar furoksi na IPv4 na sirri yadda kuke bukata; farashin kowane IP yana raguwa yayin da kuka sayi karin yawa, kuma bandwidth mara iyaka ne.

Duba furoksi na datacenter na US

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