Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maler-hildenbrand.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:13:23 UTC · ↺ Refresh
MX Hostnames
- secure-mail.rbs-02business.net
MX Priorities
- secure-mail.rbs-02business.net: 10
A / AAAA Records
- 185.3.233.21 ↩ srv01.rbs-02business.net
Mail Server IPs
- 185.3.233.21 ↩ srv01.rbs-02business.net
SOA Record
Raw SOA
ns1.rbs-01business.net hostmaster.routing.net 2021112301 3600 3600 86400 900
Primary NS (mname)
ns1.rbs-01business.net
Admin Email (rname)
hostmaster@routing.net
Serial
2021112301
Refresh
3600s
Retry
3600s
Expire
86400s
Minimum TTL
900s
Nameservers (NS)
ns2.rbs-01business.net
ns1.rbs-01business.net
ns3.rbs-01business.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:185.3.233.21 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 ip4:185.3.233.21 ~all
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