Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
horizonsecurity.it
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 23:16:52 UTC · ↺ Refresh
MX Hostnames
- horizonsecurity-it.mail.protection.outlook.com
MX Priorities
- horizonsecurity-it.mail.protection.outlook.com: 10
A / AAAA Records
- 3.77.84.243 ↩ ec2-3-77-84-243.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.register.it hostmaster.register.it 2024090402 10800 3600 604800 86400
Primary NS (mname)
ns1.register.it
Admin Email (rname)
hostmaster@register.it
Serial
2024090402
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.register.it
ns2.register.it
SPF Record
✓ Strict (-all)
v=spf1 ip4:31.197.112.185 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 ip4:31.197.112.185 include:spf.protection.outlook.com -all
- MS=ms52264818
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