Is structum.ai valid?

Domain: structum.ai

Valid: Yes

This domain is valid and should be able to receive e-mail.

Tested MX: aspmx1.dooray.com (180.210.67.77)

Using MX pointer aspmx1.dooray.com from DNS with priority: 1

Block: No

You do not need to block this domain for signups/registrations.

Disposable: No

This does not look like a temporary/disposable e-mail domain.

DO NOT SCRAPE THIS DATA, USE THE API

Raw API reason:

USE THE API, DO NOT SCRAPE THIS DATA

Heuristics: WM1

START USING FREE API