domain report
Is aasa.ac.jp a business email?
aasa.ac.jp is an education domain: a school, college or university.
Education domain — a school or university.
- category
- education
- recommendation
- allow
- confidence
- 93%
- Google Workspace: not detected
- Microsoft 365: detected
Mail setup
- Receives mail
- Yes
- Mail provider
- microsoft 365
- SPF
- v=spf1 ip4:58.89.214.192/26 ip4:210.164.31.112/28 ip4:202.209.150.36 ip4:202.209.150.37 ip4:162.43.42.23 ip4:162.43.89.72 ip4:219.94.249.120 include:spf01.email.s-idc.net include:spf.protection.outlook.com include:spf.secure.ne.jp ~all
- DMARC policy
- None
| Priority | MX host |
|---|---|
| 100 | aasa-ac-jp.mail.protection.outlook.com |
Workspace
- Google WorkspaceNot detected
- Microsoft 365Detected · region AS · managed sign-in
Detected per company domain from public DNS and Microsoft's documented tenant discovery — never per person.
Why this verdict
Confidence 93% · recommendation allow under the default b2b policy.
What this means
Addresses at aasa.ac.jp belong to an institution's own domain, so isBusinessEmail treats them as organizational: is_business is true and the recommendation is allow under every policy. It is on our education domains list.
Students and staff use these addresses, which makes them useful for academic discounts and verification. aasa.ac.jp receives mail through aasa-ac-jp.mail.protection.outlook.com.
Questions about aasa.ac.jp
Is aasa.ac.jp a business email?
It is an organizational email on an education domain. isBusinessEmail returns category "education" with is_business: true.
Can I use aasa.ac.jp to verify students?
An address on an education domain shows the person has an account at the institution, which many companies accept for student discounts. Alumni and staff may have one too.
Should I allow aasa.ac.jp sign-ups?
isBusinessEmail recommends allow for education domains under the b2b, strict and lenient policies.