Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jbhenderson.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 01:36:18 UTC · ↺ Refresh
MX Hostnames
- jbhenderson-com.mail.protection.outlook.com
MX Priorities
- jbhenderson-com.mail.protection.outlook.com: 0
A / AAAA Records
- 216.184.2.32 ↩ wf-vip.swcp.com
Mail Server IPs
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
swcp.com postmaster.mail.swcp.com 2025081300 10800 3600 604800 600
Primary NS (mname)
swcp.com
Admin Email (rname)
postmaster@mail.swcp.com
Serial
2025081300
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
kitsune.swcp.com
ns2.swcp.com
SPF Record
✓ Strict (-all)
v=spf1 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]; ruf=mailto:[email protected]; sp=none; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- MS=ms18201326
- apple-domain-verification=yIea8XygUK8PYMnn
- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=vzIg3NMT0Nbx65aPFWyRED2gaxKNxINJFFDfvrfKPzk
Full email verification for jbhenderson.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits