Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tbpenick.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 10:52:45 UTC · ↺ Refresh
MX Hostnames
- tbpenick-com.mail.protection.outlook.com
MX Priorities
- tbpenick-com.mail.protection.outlook.com: 0
A / AAAA Records
- 143.198.186.75 (no PTR)
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns25.worldnic.com namehost.worldnic.com 126010814 10800 3600 604800 3600
Primary NS (mname)
ns25.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126010814
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns26.worldnic.com
ns25.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx a a:mail.tbpenick.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- 400fde42-a489-38d3-e063-0100007f7036
- SPFv=spf1 mx a a:mail.tbpenick.com include:spf.protection.outlook.com -all
- vmljd6thcutqn986lq9v5bbu8k
- apple-domain-verification=bUG8VMmkrOlpkYjF
- 5d1aotsqpsk24od9te0q8goimk
- YXp1cmVfY29tbW9u
- 7NuaMgyNz8ObDoa15dGxeaamt5wUedvzMLatjN6jmFZcTQL2sne+qhodJj64ENbk+LJgiY/fa2sk31SH54NIHA==
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