Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mjtaxation.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 17:14:34 UTC · ↺ Refresh
MX Hostnames
- mxb.mailgun.org
- mjtaxation-com.mail.protection.outlook.com
MX Priorities
- mjtaxation-com.mail.protection.outlook.com: 0
- mxb.mailgun.org: 10
A / AAAA Records
- 162.159.140.166 (no PTR)
Mail Server IPs
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 34.160.63.108 ↩ 108.63.160.34.bc.googleusercontent.com
SOA Record
Raw SOA
ns1.netfirms.com hostmaster.netfirms.com 2014031074 10800 3600 604800 3600
Primary NS (mname)
ns1.netfirms.com
Admin Email (rname)
hostmaster@netfirms.com
Serial
2014031074
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.netfirms.com
ns2.netfirms.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:66.96.128.0/18 ip4:64.59.128.0/18 ip4:104.47.0.0/17 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com ip4:66.96.128.0/18 ip4:64.59.128.0/18 ip4:104.47.0.0/17 -all
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