Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smbsc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 16:46:42 UTC · ↺ Refresh
MX Hostnames
- smbsc-com.mail.protection.outlook.com
MX Priorities
- smbsc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 209.237.124.138 (no PTR)
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns97.worldnic.com namehost.worldnic.com 125120310 10800 3600 604800 3600
Primary NS (mname)
ns97.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125120310
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns98.worldnic.com
ns97.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.ultipro.com include:_spf.psm.knowbe4.com ip4:209.237.124.130 ip4:204.220.135.57 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], 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
4 records- MS=ms20695900
- NcTnIN++sKJSB1KTeSrd8VkP9rLSo+CMOHYTXaX6CtcXkzOpUpAd3e752/mXgnqHwBNKxLiysVO7f2jc2FfiDg==
- ZT7oRRalqvGsJ0B4+IjkffrBuZ2BtlbdIsCQJRbwcbnHNfVQgKz/F93+r1nTCd6EdCKhkFox0RYIBErNI8EYsA==
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.ultipro.com include:_spf.psm.knowbe4.com ip4:209.237.124.130 ip4:204.220.135.57 -all
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