Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trinityre.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:10:21 UTC · ↺ Refresh
MX Hostnames
- trinityre-com.mail.protection.outlook.com
MX Priorities
- trinityre-com.mail.protection.outlook.com: 1
A / AAAA Records
- 172.67.175.35 (no PTR)
- 104.21.47.254 (no PTR)
- 2606:4700:3036::6815:2ffe
- 2606:4700:3032::ac43:af23
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
armando.ns.cloudflare.com dns.cloudflare.com 2399221875 10000 2400 604800 1800
Primary NS (mname)
armando.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399221875
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
diana.ns.cloudflare.com
armando.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:65.140.24.178 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 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
3 records- google-site-verification=0sSASReZoMjBsyINdOTBkb6GwSihHK5iO25tAzBCT6Y
- google-site-verification=OsSASReZoMiBsvINdOTBkb6GwSih50251AZBCT6Y
- SPFv=spf1 ip4:65.140.24.178 include:spf.protection.outlook.com -all
Full email verification for trinityre.com
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