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Deliverability

Deliverability * Email header * Verification * SPF * FBL * DKIM * EmailOpen * 17. 10. 2015

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ACOMWARE s.r.o. • Hvězdova 1689/2a, 140 00 Praha 4 • Tel.: 737 289 119
info@acomware.cz • www.acomware.cz • facebook.com/acomware • twitter.com/acomware
ACOMWARE s.r.o.
Doručitelnost
Martin Halama
1
Agenda
- 7. Tělo
- 8. Bouncy
- 9. Spam trap
- 10. FBL
- 11. Metriky
- 12. Validace
2
- 1. DNS/MX
- 2. Autentizace
- 3. Reputace
- 4. Hlavička
- 5. Odesílatel
- 6. Předmět
DNS/MX
MX záznamy
-Součást DNS
-Směrování e-mailů
-Primární/Sekundární
3
Autentizace @
- DKIM
- SPF
- DMARC
4
Reputace
- Umístění do složky
- Přesunutí do složky (Hromadné,
Nepotřebné)
- Otevření/Přečtení/Přeposlání
- Spam
- Smazání (bez přečtení)
+ IP reputace (SenderScore, Spamhaus
etc.)
5
Hlavička @
6

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Deliverability

  • 1. ACOMWARE s.r.o. • Hvězdova 1689/2a, 140 00 Praha 4 • Tel.: 737 289 119 info@acomware.cz • www.acomware.cz • facebook.com/acomware • twitter.com/acomware ACOMWARE s.r.o. Doručitelnost Martin Halama 1
  • 2. Agenda - 7. Tělo - 8. Bouncy - 9. Spam trap - 10. FBL - 11. Metriky - 12. Validace 2 - 1. DNS/MX - 2. Autentizace - 3. Reputace - 4. Hlavička - 5. Odesílatel - 6. Předmět
  • 3. DNS/MX MX záznamy -Součást DNS -Směrování e-mailů -Primární/Sekundární 3
  • 4. Autentizace @ - DKIM - SPF - DMARC 4
  • 5. Reputace - Umístění do složky - Přesunutí do složky (Hromadné, Nepotřebné) - Otevření/Přečtení/Přeposlání - Spam - Smazání (bez přečtení) + IP reputace (SenderScore, Spamhaus etc.) 5
  • 7. Hlavička @ - Validace - Spam - Odesílatel 7
  • 8. Odesílatel @ Jméno a e-mail -Konzistentní (i z pohledu IP) -Neskrývaný -Neklame Přímý vliv na SenderScore 8
  • 9. Předmět @ M žete ovlivnitů -NE VERZÁLKÁM -Ne pro Re:, Fwd: (vše co maskuje běžnou @ komunikaci) -Ne pro nesmyslnou interpunkci!!?!!! -Ne pro spam slova (Rolex…) 9
  • 10. Tělo @ M žete ovlivnitů -Obsahuje odkaz pro odhlášení -NEobsahuje přílohy (PDF) -NEobsahuje skripty (JS, PHP…) -SpamScore < 5.0 10
  • 11. Bouncy Hard – špatná doména/mailbox Soft – plný mailbox Typy -In stream (chyba zaslaná v průběhu transferu) -Out of stream (chyba zaslaná po tranferu) 11
  • 12. Spam trap - Opuštěný e-mail, reaktivovaný po 6-12 měsících Prevence -DOI (přihlášení, nepracovat s @ bez DOI informací) -Vyřazení dlouhodobě neaktivních -Master Suppression List 12
  • 13. FBL - Automatika = Master Suppression List Pro ?č - Nadměrná frekvence - Slabá relevance - Snadnost odhlášení - Zapomnětlivost 13
  • 14. Metriky - Delivery rate vs. - Inbox placement rate Prevence IPR - Slabý obsah - Nízká reputace - Špatné @ 14
  • 15. Validace @ - Kontrola RFC syntaxe - Kontrola syntaxe a existence domény - Kontrola Top level domény - Kontrola mail serveru (kontrola MX) - Kontrola Bounce, Spam, Spam trap, Blacklist rizika - Kontrola jednorázových a Bot adres 15
  • 16. Tip - Využití našeptávače - Real-time/Ex post validace @ - Snížení Bounceratepro DOI o 4 % 16
  • 17. Gmail Gmail postmaster -Spam rate -Reputace IP/Domény -FBL -Autentizace -Chyby v doručování 17
  • 18. Kde najdu/ověřím? MX, hlavička @ ad. - http://mxtoolbox.com/ SPF - http://www.kitterman.com/spf/validate.html SenderScore - https://www.senderscore.org/ SpamHaus - http://www.spamhaus.org/lookup/ SecureServer - https://unblock.secureserver.net/ Gmail postmaster a FBL - http://www.delivernow.eu/en/feedback-loop-2/gmail- feedback-loop-postmaster 18
  • 19. 19ACOMWARE s.r.o. • Hv zdova 1689/2a, 140 00 Praha 4 • Tel.: 737 289 119ě www.acomware.cz @acomware D kuji za pozornost!ě Martin Halama martin.halama@acomware.cz