Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jjacoustics.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 22:53:34 UTC · ↺ Refresh
MX Hostnames
- jjacoustics-com.mail.protection.outlook.com
MX Priorities
- jjacoustics-com.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns49.worldnic.com namehost.worldnic.com 125121617 10800 3600 604800 3600
Primary NS (mname)
ns49.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125121617
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns50.worldnic.com
ns49.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=mEUtbbc55f6Uj5Pn
- duo_sso_verification=6OB6lzE5c1RQilcAWNNz2enndVBhktcsktTvOUQriHuh3EYMkMvMjtpyxZ8lvTd5
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