Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nagmarine.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 15:46:35 UTC · ↺ Refresh
MX Hostnames
- nagmarine-com.mail.protection.office365.us
MX Priorities
- nagmarine-com.mail.protection.office365.us: 0
A / AAAA Records
- 104.26.7.83 (no PTR)
- 104.26.6.83 (no PTR)
- 172.67.75.136 (no PTR)
- 2606:4700:20::ac43:4b88 (no PTR)
- 2606:4700:20::681a:753 (no PTR)
- 2606:4700:20::681a:653 (no PTR)
Mail Server IPs
- 23.103.199.138 ↩ mail-bn3usg020138.inbound.protection.outlook.com
- 23.103.199.170 ↩ mail-cy1usg020170.inbound.protection.outlook.com
- 2001:489a:2202:4::10 ↩ mail-bn3usg020010.inbound.protection.outlook.com
- 2001:489a:2202:5::10 ↩ mail-cy1usg020010.inbound.protection.outlook.com
SOA Record
Raw SOA
dahlia.ns.cloudflare.com dns.cloudflare.com 2398337338 10000 2400 604800 1800
Primary NS (mname)
dahlia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398337338
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dahlia.ns.cloudflare.com
toby.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:184.188.6.154 include:spf.protection.office365.us -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=s; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- ZOOM_verify_q69MiNcZUpe9IF8tECqXVQ
- google-site-verification=BotD5S_rItC9s5vXQBbjweWn3kDDPXQCIH3fsHbVRIU
- SPFv=spf1 ip4:184.188.6.154 include:spf.protection.office365.us -all
- MS=ms49594119
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