Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arktis-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 09:45:08 UTC · ↺ Refresh
MX Hostnames
- smtpin.rzone.de
MX Priorities
- smtpin.rzone.de: 5
A / AAAA Records
- 85.214.250.41 ↩ h2783022.stratoserver.net
Mail Server IPs
- 81.169.145.97 ↩ smtpin.rzone.de
- 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de
SOA Record
Raw SOA
shades02.rzone.de hostmaster.strato-rz.de 2020050920 86400 7200 604800 300
Primary NS (mname)
shades02.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050920
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades02.rzone.de
docks20.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.strato.com
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=50
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- Sendinblue-code:02e9222a1cc6a9d1f56da43d1e634967
- apple-domain-verification=agCC1qynr41PGwA7
- rnr0m36cnbvfk7bkwxr7ks1x5s7xcmpv
- SPFv=spf1 redirect=_spf.strato.com
- google-site-verification=Mr5tsDPrcWgYJ-wfEpznTdZXSU3aVIrxjo-9fM5Rqw0
- ZA=Hq6inhJIzUg5PLGxKFvUqv0Kbt1qrJuKBy8K/aWrQWU=
- MS=54C3F1D99B38D516DC7BEF127BC13FF9E710F373
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