Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rtaxes.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 19:52:19 UTC · ↺ Refresh
MX Hostnames
- rtaxes-com.mail.protection.outlook.com
MX Priorities
- rtaxes-com.mail.protection.outlook.com: 0
A / AAAA Records
- 216.119.126.86 (no PTR)
Mail Server IPs
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
cloudwebx-dns1.newtekdns.com cloudwebx.newtekwebhosting.com 2024102200 86400 7200 3600000 86400
Primary NS (mname)
cloudwebx-dns1.newtekdns.com
Admin Email (rname)
cloudwebx@newtekwebhosting.com
Serial
2024102200
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
cloudwebx-dns2.newtekdns.com
cloudwebx-dns1.newtekdns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com +ip4:216.119.126.86 -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
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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- DMARCv=DMARC1; p=none; pct=100
- SPFv=spf1 include:spf.protection.outlook.com +ip4:216.119.126.86 -all
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