Is iol.co.za a valid email domain?
iol.co.za has working mail routing: 9 MX records pointing to Google (Gmail or Google Workspace), led by aspmx.l.google.com.
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 quarantine.
Check an email address at iol.co.za
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MX records (Google (Gmail or Google Workspace))
| Priority | Mail server | Resolves to |
|---|---|---|
| 1 | aspmx.l.google.com | 64.233.167.26, 2a00:1450:400c:c28::1a |
| 5 | alt1.aspmx.l.google.com | 192.178.213.26, 2a00:1450:4025:c01::1a |
| 5 | alt2.aspmx.l.google.com | 142.251.127.27, 2a00:1450:4010:c22::1a |
| 10 | alt3.aspmx.l.google.com | 192.178.228.26, 2404:6800:4000:1027::1a |
| 10 | alt4.aspmx.l.google.com | 142.250.147.27, 2a00:1450:4025:c01::1a |
| 10 | iol.co.za.s200a1.psmtp.com | no address found |
| 20 | iol.co.za.s200a2.psmtp.com | no address found |
| 30 | iol.co.za.s200b1.psmtp.com | no address found |
| 40 | iol.co.za.s200b2.psmtp.com | no address found |
SPF
Record published
v=spf1 include:_spf.google.com ~all
DMARC
Policy: quarantine
v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@iol.co.za
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
Mail routing for iol.co.za is healthy, so the domain is not the risk. The risk is the mailbox: outdated contacts, shared inboxes and catch-all servers. A mailbox-level check tells you which addresses are safe to send to.
Sender authentication
iol.co.za uses a DMARC quarantine policy: mail that fails authentication is sent to spam. That is a sound middle step, and a good sign the owner looks after their email setup.
✨ Report summary
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Sign up to get a report summary →Frequently asked questions
- Is iol.co.za a valid email domain?
- Yes. iol.co.za publishes 9 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
- Is iol.co.za a disposable email domain?
- No. iol.co.za 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 iol.co.za?
- aspmx.l.google.com (priority 1); alt1.aspmx.l.google.com (priority 5); alt2.aspmx.l.google.com (priority 5); alt3.aspmx.l.google.com (priority 10); alt4.aspmx.l.google.com (priority 10); iol.co.za.s200a1.psmtp.com (priority 10); iol.co.za.s200a2.psmtp.com (priority 20); iol.co.za.s200b1.psmtp.com (priority 30); iol.co.za.s200b2.psmtp.com (priority 40).
- Does iol.co.za have SPF and DMARC?
- SPF: yes, ending ~all. DMARC: yes, policy quarantine.