Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jbbostick.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 14:27:14 UTC · ↺ Refresh
MX Hostnames
- jbbostick-com.mail.protection.outlook.com
MX Priorities
- jbbostick-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.223.52.2 ↩ a0b1d980e1f2226c6.awsglobalaccelerator.com
- 35.71.142.77 ↩ a0b1d980e1f2226c6.awsglobalaccelerator.com
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns49.domaincontrol.com dns.jomax.net 2025012200 28800 7200 604800 600
Primary NS (mname)
ns49.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025012200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns49.domaincontrol.com
ns50.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.us.emailservice.io -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- etvtrqgc8tkeq89b180ficaiuf
- MS=ms76992336
- SPFv=spf1 include:spf.protection.outlook.com include:spf.us.emailservice.io -all
Full email verification for jbbostick.com
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