Kichanganuzi cha vichwa vya barua pepe
Kichanganuzi cha vichwa vya barua pepe: bandika vichwa kamili vya ujumbe ili kuona aliyeutuma, seva ulizopitia, ucheleweshaji kati ya hatua na matokeo ya uthibitishaji.
Analysis happens in your browser. Nothing is uploaded. In Gmail choose “Show original”, in Outlook open the message properties.
Kuhusu Kichanganuzi cha vichwa vya barua pepe
Kichanganuzi cha vichwa vya barua pepe: bandika vichwa kamili vya ujumbe ili kuona aliyeutuma, seva ulizopitia, ucheleweshaji kati ya hatua na matokeo ya uthibitishaji.
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 Kichanganuzi cha vichwa vya barua pepe
Kinachohesabu na wakati wa kukitumia
Kinasoma vichwa kamili vya barua pepe na kuonyesha njia iliyopita, ucheleweshaji kwenye kila seva, na matokeo ya SPF, DKIM na DMARC. Pia kinaonyesha dalili za ughushi, kama kikoa cha kutuma kinachotofautiana na anwani ya From. Kila kitu kinafanyika ndani ya kivinjari chako.
Jinsi ya kukitumia, hatua kwa hatua
- Fungua vichwa ghafi vya barua pepe: kwenye Gmail chagua “Show original”, kwenye Outlook fungua sifa (properties) za ujumbe.
- Nakili kila kitu kilicho juu ya mwili wa ujumbe na ukibandike kwenye kisanduku.
- Soma matokeo ya uthibitishaji na njia, ukianza na hatua ya zamani zaidi.
- Angalia maonyo ya kutolingana kwa vikoa.
Maana ya kila ingizo
- Barua pepe headers – The complete header Kipindi, starting with mistari such as Received: na From:.
Jinsi ya kusoma matokeo
- Authentication – SPF, DKIM and DMARC results taken from the receiving server’s Authentication-Results header.
- Ujumbe Maelezo – From, To, Tarehe, Message-ID, Return-Path, Reply-To na mailer.
- Route – Kila kimoja server hop, its address na the Muda added kati hops.
- Warnings – Domain mismatches na failed checks.
Fomula
Received headers are added at the top by each server, so they are read bottom to top. The delay at a hop is its timestamp minus the previous hop’s. Total delivery time is the last timestamp minus the first.
Mfano uliofanyiwa kazi
A message with spf=pass, dkim=pass and dmarc=pass sent from the same domain as its From address, delivered in 5 seconds across 2 hops, shows no warnings.
Dhana na mipaka
- The receiving server’s Authentication-Results header is trusted. Earlier Received lines can be forged by a sender.
- Time stamps use each server’s own clock, so small negative delays can appear.
- Hakuna kitu ni uploaded.
Makosa ya kawaida
- Pasting only part ya the headers.
- Trusting the From name. It is easy to fake, so check the domain and authentication results.
- Treating a failed SPF as proof ya fraud. Forwarded barua pepe often fails SPF.
Maswali yanayoulizwa mara kwa mara
Ninawezaje kupata vichwa kwenye Gmail?
Fungua ujumbe, chagua menyu ya nukta tatu, kisha “Show original”, na unakili maandishi ya vichwa.
SPF, DKIM na DMARC zinamaanisha nini?
SPF inakagua seva iliyotuma. DKIM inakagua sahihi kwenye ujumbe. DMARC inaeleza nini kifanyike zisipolingana na kikoa cha From.
Je, vichwa vinaweza kughushiwa?
Mistari iliyoongezwa na mtumaji inaweza kughushiwa, lakini mistari ya juu kabisa ya Received na Authentication-Results kutoka kwa mtoa huduma wako mwenyewe ni ya kuaminika.
Je, barua pepe yangu inapakiwa?
Hapana. Vichwa vinachambuliwa ndani ya kivinjari chako.