Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lungmd.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 13:09:28 UTC · ↺ Refresh
MX Hostnames
- mx1-us.emailsecurity.app
- mx2-us.emailsecurity.app
MX Priorities
- mx2-us.emailsecurity.app: 20
- mx1-us.emailsecurity.app: 10
A / AAAA Records
- 199.250.200.123 ↩ vps93797.inmotionhosting.com
Mail Server IPs
- 172.212.4.33 ↩ mx1-us.emailsecurity.app
- 40.121.188.167 ↩ mx1-us.emailsecurity.app
SOA Record
Raw SOA
ns45.domaincontrol.com dns.jomax.net 2026020400 28800 7200 604800 600
Primary NS (mname)
ns45.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026020400
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns45.domaincontrol.com
ns46.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.emailsecurity.app include:spf.protection.outlook.com include:lungmd-net.spf.smtp25.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:spf1.emailsecurity.app include:spf.protection.outlook.com include:lungmd-net.spf.smtp25.com include:_spf.psm.knowbe4.com -all
- deab6237-afe9-4ea9-a93a-b99cbd5b1b50
- MS=ms93236502
- 1ol6g4gft73b9hf725m7kjodc1
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