Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rossbrothers.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 09:47:23 UTC · ↺ Refresh
MX Hostnames
- rossbrothers-com.mail.protection.outlook.com
MX Priorities
- rossbrothers-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.241.190.50 ↩ 162-241-190-50.unifiedlayer.com
Mail Server IPs
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.server-607358.rossbrothers.com root.server-607358.rossbrothers.com 2026031900 3600 1800 1209600 86400
Primary NS (mname)
ns1.server-607358.rossbrothers.com
Admin Email (rname)
root@server-607358.rossbrothers.com
Serial
2026031900
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.server-607358.rossbrothers.com
ns1.server-607358.rossbrothers.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com -all
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQClsKa2ILxJuYC4HmO/UQhmV3ZZSvvCguFWtHc3gKLAeAQldzwUZcbba2FRWLK4MIVZHnYMLUZ0dELtoPj/y/4tPdqO0BabXs9JI1p1dtjUx9+QVHZb4r5GKHZaoNOpnBAVlY9kaKuRpEP5TA9GiQUksI5vrp634tw/nZoL1hwkVwIDAQAB; n=1024,1458997944,1
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCjbkTjtZhwSdVGuoUx0d5CvrzvQHt5GTe0ZM4dCGXnT/fwCezhkp/QKhNQak3dvgDejxsUJixBxw6rog9iZ9U4glDRWHN9vXhtNtLikmx2cZJRM6waH8LC3bo9+3gD1HxFKDF4/gGsqSHrk+a7vC9jKKrdza1iRjn9Typd/i7t9QIDAQAB;
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