Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usadiving.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:36:54 UTC · ↺ Refresh
MX Hostnames
- usadiving-org.mail.protection.outlook.com
MX Priorities
- usadiving-org.mail.protection.outlook.com: 0
A / AAAA Records
- 151.101.66.133 (no PTR)
- 151.101.2.133 (no PTR)
- 151.101.130.133
- 151.101.194.133
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-735.awsdns-27.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-735.awsdns-27.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-735.awsdns-27.net
ns-1278.awsdns-31.org
ns-155.awsdns-19.com
ns-1613.awsdns-09.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:97.78.200.46 ip4:38.111.144.185 ip4:38.111.144.186 ip4:38.111.144.187 ip4:38.111.144.188 ip4:38.111.144.189 ip4:38.111.144.190 include:salsalabs.org -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ 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=OzpLiZ_QbmRn3alg02XN_LRP5s6OZ3XYFWrCXlguJuw
- SPFv=spf1 include:spf.protection.outlook.com ip4:97.78.200.46 ip4:38.111.144.185 ip4:38.111.144.186 ip4:38.111.144.187 ip4:38.111.144.188 ip4:38.111.144.189 ip4:38.111.144.190 include:salsalabs.org -all
- 5p8kr6a8j8lkod3mtk9a1vm4ip
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