Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tmcaz.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 03:49:25 UTC · ↺ Refresh
MX Hostnames
- tmcaz-com.mail.protection.outlook.com
MX Priorities
- tmcaz-com.mail.protection.outlook.com: 0
A / AAAA Records
- 20.150.154.241 (no PTR)
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.tmcaz.com hostmaster.tmcaz.com 2022052846 10800 3600 1728000 900
Primary NS (mname)
ns1.tmcaz.com
Admin Email (rname)
hostmaster@tmcaz.com
Serial
2022052846
Refresh
10800s
Retry
3600s
Expire
1728000s
Minimum TTL
900s
Nameservers (NS)
ns1.tmcaz.com
ns2.tmcaz.com
google.8.8.8.8
cloudflare.1.1.1.1
google8.8.4.4
SPF Record
✓ Strict (-all)
v=spf1 a:dnsus1.accellion.com include:_abnormal.tmcaz.com include:_netblocks.tmcaz.com include:mailgun.org include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=5;rua=mailto:[email protected];ruf=mailto:[email protected];adkim=s;aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
⚠ Policy applies to 5% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
15 records- _tsnjj1jrwwpaprxpyd0w0pe52amdnnk
- google-site-verification=NrDOb2eFfbyoW4xzoL7t6PAAuFS7QGk3hcMIS4K0uLI
- SPFv=spf1 a:dnsus1.accellion.com include:_abnormal.tmcaz.com include:_netblocks.tmcaz.com include:mailgun.org include:spf.protection.outlook.com -all
- 0n5pr0k0wxkdcc9xnkwr0gtbtwcxcz4g
- 2cnst0x82t2nw6h0b95lwbf3962f9zsz
- domain-verification=14a47143-1ce8-a146-0a20-7aaf4c76872f
- smartsheet-site-validation=aD27mnt57hfsT3GcEpM3STGukwuIKgae
- apple-domain-verification=B6RQp6KvnfMT0voC
- docusign=a80c41d2-d8d7-4c51-9118-3c7241da04fe
- ZOOM_verify__my1PZ7kRKCEShNlN8S7BQ
- MS=ms94298057
- intersight=af61b58256efe6ac5d0f2d3b539cd5bd45529a9f733fe9659019956b3e12f368
- cisco-ci-domain-verification=18492fb303f99fc6f581c56aca1a34bf38a45c744417081dda306d74914b43f
- fbf3k2ttrp55lsvyq98c87dljrw0fh8w
- ms-domain-verification=acfefefb-4fdd-46b0-bcd9-f642aa1c50b7
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