Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wbbinc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:45:50 UTC · ↺ Refresh
MX Hostnames
- wbbinc-com.mail.protection.outlook.com
MX Priorities
- wbbinc-com.mail.protection.outlook.com: 5
A / AAAA Records
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns5.worldnic.com namehost.worldnic.com 124061814 10800 3600 604800 3600
Primary NS (mname)
ns5.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124061814
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns5.worldnic.com
ns6.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
✓ 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
5 records- SPFv=spf1 include:spf.protection.outlook.com -all
- TX5prqZRSXi+kcYQB69VIbyoiV2Nim+RGJN43pnhc9EeOiHHxblGz0eWwMXknPflf1MxAh89VomOVGHNEWcsMQ==
- lqnpwmfzx882tl89wknwcmbyphkmr0p5
- CJZXkfEX/GOsgdEP7AXkFzHqVXpzSRGqXax3WvGqbsYzslkSVqy6JWuUIdXrqbtUJAQVWEp1Nu1vP8HDo59JzA==
- MS=ms98744587
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