✉ EmailCheckEMAIL VERIFICATION API

EmailCheck / Questions问题页 / What does a “risky” verdict mean — should I still send to risky addresses?

What does a “risky” verdict mean — should I still send to risky addresses?「Risky」裁决是什么意思——有风险的地址还要不要发?

SHORT ANSWER短答

“Risky” means the address scored 50–79, or its domain looks like a typo of a known provider. It does not mean “will bounce” — it means “don't treat this like a clean address”. Fix the typo if the response carries a suggestion; if you mail risky addresses at all, send to them separately, in small batches, and watch the bounces before ever mixing them into your main list.

「Risky」意味着这个地址得分在 50–79,或者它的域名看起来是某个已知服务商的拼写错误。它不等于「一定退信」——它等于「别把这当成干净地址」。响应带 suggestion 就先改对拼写;如果你决定给 risky 地址发信,分开发、小批量发、盯住退信,永远别把它们混进主名单一起发。

What pushes an address into “risky”什么会把地址推到「risky」

The score starts at 100 and loses points for concrete, named reasons — you can see them in the checks object of every response:

Risky is deliberately a “handle with care” bucket, not a polite word for invalid: invalid means the address failed basic checks (bad syntax, no MX, a score under 50).

分数从 100 起,因为具体、具名的原因扣分——每个响应的 checks 里都能看到:

Risky 是刻意设的「小心处理」桶,不是 invalid 的委婉说法:invalid 意味着地址没过基本检查(格式错、无 MX、分数低于 50)。

A practical playbook for risky addressesRisky 地址的实用处理法

  1. Apply the suggestion first. If typoLikely is true and a suggestion is present, that address is one corrected character away from being clean — fix it in your data, or better, at the source (see the typo page linked below).
  2. Segment, don't blend. Keep risky addresses in their own segment so a bounce spike can never touch the reputation your main list depends on.
  3. Test small, then decide by evidence. Send to a small slice, read the actual bounces and engagement, and promote or suppress based on what happened — not on the label alone.
  4. Suppress on first hard bounce. A risky address that hard-bounces has told you everything; remove it permanently.
  1. 先用纠正建议。如果 typoLikely 为真且有 suggestion,这个地址只差改对一个字符就干净了——在数据里改掉,或者更好,在源头改(见下方拼写页)。
  2. 分仓,别混。把 risky 地址放进独立分区,退信尖峰永远碰不到主名单依赖的声誉。
  3. 小批试投、按证据决定。先发一小片,读真实退信与互动,再决定升舱还是压掉——不要只看标签。
  4. 第一次硬退就永久压掉。Risky 地址硬退了,该说的都说了,永久移除。

Try it on a real address拿真实地址试一下

Live call to the production API — the same check described on this page.

实时调生产 API——就是本页说的这个检查。

Scope, stated plainly: EmailCheck checks domains, not mailboxes — no SMTP probing, no claim that a specific mailbox exists. Every API response carries scope: "domain-level" and a note saying exactly what was checked.

范围说死:EmailCheck 查的是域名,不是邮箱——不做 SMTP 探测,不声称某个具体邮箱存在。每个 API 响应都带 scope: "domain-level" 和一段说明,把查过的范围写清。

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