Check and score email addresses before you send campaigns

flowchart TD trig(("list submitted for checking")):::human s0["receive email list"]:::task s1[["check each address deliverability"]]:::mi s2["score confidence level"]:::svc trig --> s0 s0 -->|"one per each email address"| s1 s1 --> s2 gx{"× confidence tier reached"}:::gate s2 --> gx p00["sort into high group"]:::task gx -->|"high confidence"| p00 p10["sort into medium group"]:::task gx -->|"medium confidence"| p10 p20["sort into low group"]:::task gx -->|"low confidence"| p20 p00 --> out p10 --> out p20 --> out out[/"list sorted by deliverability confidence"/]:::out pay{{"protect sender reputation before sending"}}:::pay out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff