Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mmt-inc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 08:57:23 UTC · ↺ Refresh
MX Hostnames
- mmtinc-com0i.mail.protection.outlook.com
MX Priorities
- mmtinc-com0i.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns19.domaincontrol.com dns.jomax.net 2026012204 28800 7200 604800 600
Primary NS (mname)
ns19.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026012204
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns19.domaincontrol.com
ns20.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:13.110.78.222 ip4:98.189.108.77 ip4:89.100.83.142 include:spf.protection.outlook.com include:48655058.spf03.hubspotemail.net include:smtp2go.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=fuLq21hVvt_0It8xVWsbDVDadOHw9swWtmSKsO3tEZw
- MS=ms85682919
- SPFv=spf1 ip4:13.110.78.222 ip4:98.189.108.77 ip4:89.100.83.142 include:spf.protection.outlook.com include:48655058.spf03.hubspotemail.net include:smtp2go.com -all
- jtklkes03h3ul3i3hpni5i31rt
- c2cqk2he5fjrr148ns2d1bdhkk
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for mmt-inc.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits