Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
g3cpa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 15:40:20 UTC · ↺ Refresh
MX Hostnames
- g3cpa-com.mail.protection.outlook.com
MX Priorities
- g3cpa-com.mail.protection.outlook.com: 0
A / AAAA Records
- 50.28.34.211 ↩ host.source1host.com
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.source1host.com rdouglass.source1sys.com 2026032501 3600 1800 1209600 86400
Primary NS (mname)
ns1.source1host.com
Admin Email (rname)
rdouglass@source1sys.com
Serial
2026032501
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.source1host.com
ns2.source1host.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.28.34.211 +a +mx +ip4:160.109.111.220 +include:spf.protection.outlook.com +include:spfhost.messageprovider.com +include:prosystemfx.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
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
3 records- MS=ms86849874
- DbiuHHGidrQXAC6iIHinHgCdtzfcW6
- SPFv=spf1 ip4:50.28.34.211 +a +mx +ip4:160.109.111.220 +include:spf.protection.outlook.com +include:spfhost.messageprovider.com +include:prosystemfx.net -all
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