rreef.com

Valid Email Server
Domain Lookup › rreef.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rreef.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 10:01:16 UTC · ↺ Refresh

MX Hostnames

  • smtp11.db.com
  • smtp21.db.com
  • smtp23.db.com

MX Priorities

  • smtp23.db.com: 30
  • smtp11.db.com: 10
  • smtp21.db.com: 10

A / AAAA Records

  • 160.83.78.202 (no PTR)

Mail Server IPs

  • 160.83.10.242 ↩ smtp23.db.com
  • 160.83.24.14 ↩ smtp11.db.com
  • 160.83.10.238 ↩ smtp21.db.com

SOA Record

Raw SOA ns.domainnetwork.se hostmaster.cscdns.net 2013112217 28800 7200 1209600 86400
Primary NS (mname)
ns.domainnetwork.se
Admin Email (rname)
hostmaster@cscdns.net
Serial
2013112217
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns.domainnetwork.se
ns2.domainnetwork.se

SPF Record

✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=s; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

5 records
  • MS=ms31191421
  • wb9gn0j5plbdx0sy0rr6mrwk7c92wz6f
  • QuoVadis=5ef88bda-d341-4083-a34a-69a10342893b
  • _globalsign-domain-verification=SnQuklYAQmsl1UTE7leqG9_BDxodK4v0RAbWmjb0F7
  • SPFv=spf1 -all
Full email verification for rreef.com

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