Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
vfib.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 12:12:55 UTC · ↺ Refresh
MX Hostnames
- vfib-com.mail.protection.outlook.com
MX Priorities
- vfib-com.mail.protection.outlook.com: 10
A / AAAA Records
- 192.243.34.47 (no PTR)
Mail Server IPs
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.tmnas.com externaldnsadmins.tmnas.com 2025121601 86400 3600 604800 86400
Primary NS (mname)
ns1.tmnas.com
Admin Email (rname)
externaldnsadmins@tmnas.com
Serial
2025121601
Refresh
86400s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.tmnas.com
ns2.tmnas.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.243.34.0/23 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
9 records- SPFv=spf1 ip4:192.243.34.0/23 include:spf.protection.outlook.com -all
- MS=ms53833529
- adobe-idp-site-verification=1527fe637143a9805619407c01db61ec01998d06d7286e81fe6947db25e3f421
- PU7tLqXoTWp5iiuEdtp+fXl8DSVGxur2DeRhK21ubO1/auSUAKz9ZgoVqSQ/1k24DLZ/7O071zIg4iAYuLS0dA==
- zscaler-verification-117298507-18102025-JhgyT564D
- 2HB6RWHp+9pu/9PiitN2awNRaZS3GSQ5OqVJ0D4GJEa770cIf7NKzNVbUjKMErCRJGBHvgEoUuK/wOvyz9apmg==
- _qnrd5kue5qpf7neu29q71xjr1hpeqz0
- _4a1vbbsncev9k2hc9cefruan327q80x
- sending_domain95452=8f70f196b701446dcfc8908ccf4d2804b8f7cbd66b38420d7707f2b384bb4969
Full email verification for vfib.com
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