Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
masterrig.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 08:40:48 UTC · ↺ Refresh
MX Hostnames
- masterrig-com.mail.protection.outlook.com
MX Priorities
- masterrig-com.mail.protection.outlook.com: 0
A / AAAA Records
- 64.111.45.100 ↩ cpanel-2019.mwdata.net
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
dns.fiber4.net hostmaster.mwdata.net 2025040701 43200 600 1209600 1800
Primary NS (mname)
dns.fiber4.net
Admin Email (rname)
hostmaster@mwdata.net
Serial
2025040701
Refresh
43200s
Retry
600s
Expire
1209600s
Minimum TTL
1800s
Nameservers (NS)
dns2.fiber4.net
dns.fiber4.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=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
6 records- i20dbiu3km2pa5itdsi9iian0c
- c2c7d6f140e52518b764f572f71416b1
- MS=ms78695202
- MS=68064F1E46D591ABC5983B07867D6BB3EA1EB1E5
- 8kL0xGOp
- SPFv=spf1 include:spf.protection.outlook.com -all
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