rdb-real-estate.com

Valid Email Server
Domain Lookup › rdb-real-estate.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rdb-real-estate.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 21:35:29 UTC · ↺ Refresh

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MX Hostnames

  • spamchecker.nl

MX Priorities

  • spamchecker.nl: 0

A / AAAA Records

  • 5.181.161.78 (no PTR)

Mail Server IPs

  • 178.251.26.17 ↩ spamchecker.nl
  • 2a00:1938:1:2::a191 ↩ spamchecker.nl

SOA Record

Raw SOA ns01.netunity.net hostmaster.rdb-real-estate.com 2026032300 3600 3600 1209600 86400
Primary NS (mname)
ns01.netunity.net
Admin Email (rname)
hostmaster@rdb-real-estate.com
Serial
2026032300
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns01.netunity.net
ns02.netunity.net

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:178.251.26.65 ip6:2a00:1938:1:a007:0:1:2:2 ip4:104.151.87.69 include:spf.protection.outlook.com include:_spf.netunity.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:[email protected]; rf=afrf; fo=0; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 a mx ip4:178.251.26.65 ip6:2a00:1938:1:a007:0:1:2:2 ip4:104.151.87.69 include:spf.protection.outlook.com include:_spf.netunity.net ~all
  • MS=ms86299245
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