Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sprbun.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 05:31:20 UTC · ↺ Refresh
MX Hostnames
- sprbun-com.mail.protection.outlook.com
MX Priorities
- sprbun-com.mail.protection.outlook.com: 0
A / AAAA Records
- 13.89.139.189 (no PTR)
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.domaincontrol.com dns.jomax.net 2026031701 28800 7200 604800 600
Primary NS (mname)
ns11.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031701
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns11.domaincontrol.com
ns12.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:8.242.215.52 ip4:190.85.164.136 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- MS=ms35153922
- SPFv=spf1 ip4:8.242.215.52 ip4:190.85.164.136 include:spf.protection.outlook.com -all
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