Is co.ibm.com valid?

Domain: co.ibm.com

Valid: Yes

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

Tested MX: mx0b-001b2d05.pphosted.com (205.220.172.48)

Using MX pointer mx0b-001b2d05.pphosted.com from DNS with priority: 10

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

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