Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citrusheights.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 03:22:21 UTC · ↺ Refresh
MX Hostnames
- citrusheights-net.mail.protection.outlook.com
MX Priorities
- citrusheights-net.mail.protection.outlook.com: 0
A / AAAA Records
- 208.90.191.25 (no PTR)
Mail Server IPs
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.r4l.com support.register4less.com 1774462196 3600 1800 604800 3600
Primary NS (mname)
ns1.r4l.com
Admin Email (rname)
support@register4less.com
Serial
1774462196
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.r4l.com
ns1.r4l.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.60.158.158 ip4:23.23.246.226 ip4:69.71.62.18 ip4:66.60.158.130 ip4:66.60.158.135 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p= quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; fo=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 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 ip4:66.60.158.158 ip4:23.23.246.226 ip4:69.71.62.18 ip4:66.60.158.130 ip4:66.60.158.135 include:spf.protection.outlook.com -all
- autodesk-domain-verification=p3kJ6uQz4YnI2IE68CvH
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