Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
diabeteszentrum.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 20:05:21 UTC · ↺ Refresh
MX Hostnames
- smtpin.rzone.de
MX Priorities
- smtpin.rzone.de: 5
A / AAAA Records
- 37.202.2.191 ↩ r24413.agenturserver.it
- 2a03:2a00:1200:2::ac14:14ac ↩ r24413.agenturserver.it
Mail Server IPs
- 81.169.145.97 ↩ smtpin.rzone.de
- 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de
SOA Record
Raw SOA
shades13.rzone.de hostmaster.strato-rz.de 2020050537 86400 7200 604800 300
Primary NS (mname)
shades13.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050537
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks15.rzone.de
shades13.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:agenturserver.de include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC3U8kqa4SiUlO5WBe8DwVPhhLNooNNe8VLEJ+9PbDHVeEw0O6mY2O6AvcqbnSeBO5Ac9Ix0RQzxe9krqSgWDR84IvROW/u4kMxELn+Q+Jy2QXYASbVWnYs4T6p1yIqBEgRfWDFnNtmRDvNFCAcRv2VkA0ykkRMq3u9E6FZTLMnGQIDAQAB
- SPFv=spf1 include:agenturserver.de include:spf.protection.outlook.com ~all
- apple-domain-verification=hJU8MMI5oaOr4tPq
- MS=ms16161998
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