Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
3optionsrealty.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 04:38:35 UTC · ↺ Refresh
MX Hostnames
- 3optionsrealty-com.mail.protection.outlook.com
MX Priorities
- 3optionsrealty-com.mail.protection.outlook.com: 0
A / AAAA Records
- 72.52.252.41 ↩ host.iboostserver.com
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.iboostserver.com support.iboostweb.com 2026021601 3600 1800 1209600 86400
Primary NS (mname)
ns1.iboostserver.com
Admin Email (rname)
support@iboostweb.com
Serial
2026021601
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.iboostserver.com
ns1.iboostserver.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:72.52.252.41 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
2 records- SPFv=spf1 ip4:72.52.252.41 include:spf.protection.outlook.com -all
- MS=ms98077889
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