Is ub.edu a valid email domain?
Mail for ub.edu is handled by 2 servers at Proofpoint, with mxa-006a4e02.gslb.pphosted.com tried first.
It is not a free provider and is not on our disposable list, so addresses here usually belong to a company, school or other organisation.
SPF is published and ends with -all. DMARC is set to none.
Check an email address at ub.edu
Type the name before the @ to check a full address. No account needed.
MX records (Proofpoint)
| Priority | Mail server | Resolves to |
|---|---|---|
| 10 | mxa-006a4e02.gslb.pphosted.com | 143.55.148.243 |
| 10 | mxb-006a4e02.gslb.pphosted.com | 143.55.146.78 |
SPF
Record published
v=spf1 ip4:161.116.234.11 ip4:161.116.234.12 ip4:161.116.234.17 ip4:161.116.234.18 ip4:161.116.110.133 ip4:161.116.110.132 ip4:161.116.230.24 ip4:84.88.0.6/31 ip4:161.116.171.128/25 ip4:149.72.91.62 ip4:168.245.57.151 include:spf.protection.outlook.com include:myopenlms.net -all
DMARC
Policy: none
v=DMARC1; p=none; pct=100; rua=mailto:a.1xvnpbb8@reports.sophosdmarc.net,mailto:masterdns@ub.edu; ruf=mailto:f.1xvnpbb8@reports.sophosdmarc.net
Disposable?
No, not on our disposable list.
Free provider?
No, not a known free provider.
What this means for your email list
What this means for addresses at this domain
The domain accepts mail, but whether a given person's mailbox exists depends on that organisation. Company domains often have staff who left, role mailboxes like info@ and sales@, and sometimes catch-all rules that accept everything. Verify the individual address before you send.
Sender authentication
ub.edu has DMARC in monitoring mode (p=none). It collects reports but does not yet block spoofed mail, so the domain is easier to impersonate.
✨ Report summary
Sign up to get a report summary: a plain-English read of this domain's mail setup and what to do next.
Sign up to get a report summary →Frequently asked questions
- Is ub.edu a valid email domain?
- Yes. ub.edu publishes 2 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
- Is ub.edu a disposable email domain?
- No. ub.edu is not on our disposable list. The list is updated regularly, and new throwaway domains appear all the time.
- What are the MX records for ub.edu?
- mxa-006a4e02.gslb.pphosted.com (priority 10); mxb-006a4e02.gslb.pphosted.com (priority 10).
- Does ub.edu have SPF and DMARC?
- SPF: yes, ending -all. DMARC: yes, policy none.