Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tmamerica.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 10:55:57 UTC · ↺ Refresh
MX Hostnames
- tmamerica-com.mail.protection.outlook.com
MX Priorities
- tmamerica-com.mail.protection.outlook.com: 10
A / AAAA Records
- 192.243.34.42 (no PTR)
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.tmnas.com externaldnsadmins.tmnas.com 2025121601 10800 3600 604800 86400
Primary NS (mname)
ns1.tmnas.com
Admin Email (rname)
externaldnsadmins@tmnas.com
Serial
2025121601
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.tmnas.com
ns2.tmnas.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:192.243.34.0/23 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ 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
11 records- SPFv=spf1 mx a ip4:192.243.34.0/23 include:spf.protection.outlook.com -all
- MS=ms52882153
- adobe-idp-site-verification=1527fe637143a9805619407c01db61ec01998d06d7286e81fe6947db25e3f421
- pardot383182=f6dfa2b832318e64f14c87faaa21c90ee296b044897c326b811694c77611548f
- zscaler-verification-117298507-9042025-WGhnnv
- cisco-ci-domain-verification=76fb9582d57b58bc4714f48712019941304676849931aab36242010a20e43de1
- knowbe4-site-verification=05c5b60caf7dd3cbda63e85391c7baaa
- pardot383182=6ae2b043879c9708a6841950de7c2dde351a367b25a78fdd09acdbad34d3e181
- SqDDXR0q7uoKfiDi3FftoyWYkyyW5NLYW77ReONCO0y3V159kjvFOmZa/+FxcIE8mpec0lupBjHEnS2qIIQebA==
- _imzhkbinzih04txw3uubofbliixgu6o
- _aga62mtnr3z2410wsdyrii6oe0xfn86
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