Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
youfirstsports.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 10:46:29 UTC · ↺ Refresh
MX Hostnames
- youfirstsports-com.mail.protection.outlook.com
MX Priorities
- youfirstsports-com.mail.protection.outlook.com: 0
A / AAAA Records
- 31.214.178.55 ↩ parkingsrv0.dondominio.com
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dondominio.com dnsadmin.dondominio.com 2026032502 10800 1800 691200 3600
Primary NS (mname)
ns1.dondominio.com
Admin Email (rname)
dnsadmin@dondominio.com
Serial
2026032502
Refresh
10800s
Retry
1800s
Expire
691200s
Minimum TTL
3600s
Nameservers (NS)
ns1.dondominio.com
ns2.dondominio.com
SPF Record
✓ Strict (-all)
v=spf1 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
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms30492500
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