Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
a-advantage.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:05:12 UTC · ↺ Refresh
MX Hostnames
- aadvantage-com0c.mail.protection.outlook.com
MX Priorities
- aadvantage-com0c.mail.protection.outlook.com: 0
A / AAAA Records
- 107.180.113.228 ↩ 228.113.180.107.host.secureserver.net
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns17.domaincontrol.com dns.jomax.net 2024040400 86400 7200 3600000 86400
Primary NS (mname)
ns17.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024040400
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns17.domaincontrol.com
ns18.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:renmus.renmus.local include:ip4:169.254.87.135 include:ip4:23.30.9.34 v=spf1 include:secureserver.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:renmus.renmus.local include:ip4:169.254.87.135 include:ip4:23.30.9.34 v=spf1 include:secureserver.net -all
- google-site-verification=tnL1Pd3Q0RmPe4Pj7HnELa8h4A44D7c-L7iE1e7jop8
- MS=ms49740325
Full email verification for a-advantage.com
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