Utafutaji wa DNS
Utafutaji wa DNS kwa kikoa chochote: ona anwani zake za IP, seva za barua pepe, seva za majina, TXT na rekodi nyingine.
Queries go to Cloudflare’s public DNS over HTTPS service when you press the button.
Kuhusu Utafutaji wa DNS
Utafutaji wa DNS kwa kikoa chochote: ona anwani zake za IP, seva za barua pepe, seva za majina, TXT na rekodi nyingine.
Sehemu ya kitengo cha “Data na mitandao” cha SmartCalcy. Kinaendeshwa kwenye kivinjari chako bila akaunti, kinatumia sarafu na vipimo vyako (vibadilishe juu ya ukurasa), na kinatoa makadirio kwa taarifa tu, kwa hiyo angalia mwongozo rasmi kabla ya kutegemea matokeo.
Jinsi ya kutumia Utafutaji wa DNS
Kinachohesabu na wakati wa kukitumia
Kinatafuta rekodi za DNS za jina la kikoa: anwani zake za IPv4 na IPv6 (A na AAAA), seva za barua (MX), seva za majina (NS), rekodi za maandishi (TXT), majina mbadala (CNAME), maelezo ya zoni (SOA) na kanuni za vyeti (CAA). Kitumie kukagua kuwa kikoa kinaelekeza unakotarajia, au kutatua matatizo ya usanidi wa barua pepe na tovuti.
Jinsi ya kukitumia, hatua kwa hatua
- Andika jina la kikoa kama example.com.
- Chagua aina ya rekodi, au acha “Rekodi zote za kawaida”.
- Bonyeza “Tafuta DNS”.
- Soma kila kadi ya rekodi. TTL ni sekunde ngapi jibu linaweza kuhifadhiwa kwa muda (cache).
Maana ya kila ingizo
- Domain jina – The domain to look up. Web addresses are cleaned to the domain, so https://example.com/page also works.
- Record aina – One record aina, au zote the kawaida ones.
Jinsi ya kusoma matokeo
- A na AAAA – The IPv4 na IPv6 addresses the jina Nukta to.
- MX – Mail servers, with a priority number. Lower numbers are tried first.
- NS, TXT, CNAME, SOA, CAA – Name servers, text records such as SPF, aliases, zone authority and which certificate authorities may issue certificates.
Fomula
No calculation. The browser asks Cloudflare’s public DNS over HTTPS service for each record type and shows the answers it gets. TTL is the time in seconds that resolvers may cache an answer.
Mfano uliofanyiwa kazi
A lookup of example.com returns an A record with an IPv4 address, MX records for mail, and TXT records including its SPF policy.
Dhana na mipaka
- Answers come from a public resolver and may be cached for up to the TTL, so a change made a few minutes ago may not show yet.
- The lookup ni made when you press the button.
- Only the common record types are offered.
Makosa ya kawaida
- Typing a full web address with a path and expecting records for the page. DNS works on domain names only.
- Expecting a change to show immediately. Caches hold old answers until the TTL runs out.
- Looking up a subdomain you have not created, which returns no records.
Maswali yanayoulizwa mara kwa mara
Rekodi ya DNS ni nini?
Ingizo linaloieleza intaneti jambo fulani kuhusu kikoa, kama seva gani inahifadhi tovuti yake au kushughulikia barua pepe zake.
TTL inamaanisha nini?
Time to live (muda wa kuishi), kwa sekunde. Ni muda ambao seva nyingine zinaweza kutumia tena jibu kabla ya kuuliza tena.
Kwa nini kuna rekodi kadhaa za MX?
Zinatoa seva za barua za akiba. Ile yenye namba ndogo zaidi ya kipaumbele hujaribiwa kwanza.
NXDOMAIN inamaanisha nini?
Kikoa hakipo, kwa hivyo angalia tahajia.
Je, ninaweza kutafuta rekodi ya MX pekee?
Ndiyo. Chagua MX katika orodha ya aina za rekodi.