Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
effektiver.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 12:31:14 UTC · ↺ Refresh
MX Hostnames
- mail.effektiver.de
MX Priorities
- mail.effektiver.de: 0
A / AAAA Records
- 45.10.26.3 ↩ server6.rainbow-web.com
- 2a0a:51c0::11:0:0:0:2 ↩ server6.rainbow-web.com
Mail Server IPs
- 45.10.26.3 ↩ server6.rainbow-web.com
- 2a0a:51c0::11:0:0:0:2 ↩ server6.rainbow-web.com
SOA Record
Raw SOA
ns1.rainbow-web.com webmaster.rainbow-web.com 1768523813 10800 3600 604800 86400
Primary NS (mname)
ns1.rainbow-web.com
Admin Email (rname)
webmaster@rainbow-web.com
Serial
1768523813
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.rainbow-web.com
ns3.rainbow-web.com
ns2.rainbow-web.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:_spf.google.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 a mx include:_spf.google.com ~all
Full email verification for effektiver.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits