Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
brwilliams.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 14:29:49 UTC · ↺ Refresh
MX Hostnames
- brwilliams-com.mail.protection.outlook.com
MX Priorities
- brwilliams-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.anchor.host dns.constellix.com 2015010210 43200 3600 1209600 180
Primary NS (mname)
ns1.anchor.host
Admin Email (rname)
dns@constellix.com
Serial
2015010210
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns1.anchor.host
ns2.anchor.host
ns3.anchor.host
ns4.anchor.host
SPF Record
✓ Strict (-all)
v=spf1 ip4:162.216.144.242/28 ip4:173.10.203.241 ip4:24.197.56.51 ip4:205.209.30.62 ip4:142.190.146.210 ip4:142.190.146.226 ip4:142.190.146.218 ip4:162.216.146.194 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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
5 records- SPFv=spf1 ip4:162.216.144.242/28 ip4:173.10.203.241 ip4:24.197.56.51 ip4:205.209.30.62 ip4:142.190.146.210 ip4:142.190.146.226 ip4:142.190.146.218 ip4:162.216.146.194 include:spf.protection.outlook.com -all
- MS=ms54412619
- ca3-74ddbea77f6343b59d0cce17bfb748b3
- bmb6c9k2o3mtvtoh3gqhof164k
- jugafsh2sls11rg2qc5khkr9hp
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