Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usstn.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 01:45:43 UTC · ↺ Refresh
MX Hostnames
- usstn-com.mail.protection.outlook.com
MX Priorities
- usstn-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
- 2620:cb:2000::1 (no PTR)
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
gail.ns.cloudflare.com dns.cloudflare.com 2399783836 10000 2400 604800 1800
Primary NS (mname)
gail.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399783836
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
troy.ns.cloudflare.com
gail.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io include:_spf.google.com include:_spf.salesforce.com include:_spf.intacct.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=10; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- SPFv=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io include:_spf.google.com include:_spf.salesforce.com include:_spf.intacct.com -all
- MS=4A216DF2BFC79269E6514FBBF114B254856766D9
- MS=ms61570259
- apple-domain-verification=KhmLww3RNc1FIdx2
- bv0lcj4bcm0jampck29l8890ih
- google-site-verification=6V5hiPNf_0NPpjwkq0s6rvygMeNRIKPC8cxjfvvVF4I
- google-site-verification=l7PuCK92OafMzf4T8JRNh5QG1tCcqEbd-u9TxCurD40
- google-site-verification=sw7p9qqTmCY_dkhlEgknrSTbu3mtWvcBblZ7kQaV4Vw
- intacct-esk=06D4CA44F451851EE0633F06690AE443
- mandrill_verify.gwqOcMRIVMR4nZp8-8YNaA
Full email verification for usstn.com
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