Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jetter-rosenfeld.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 04:05:39 UTC · ↺ Refresh
MX Hostnames
- mx00.ionos.de
- mx01.ionos.de
MX Priorities
- mx00.ionos.de: 10
- mx01.ionos.de: 10
A / AAAA Records
- 217.160.0.156 ↩ 217-160-0-156.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2e3 ↩ 2001-08d8-100f-f000-0000-0000-0000-02e3.elastic-ssl.ui-r.com
Mail Server IPs
- 212.227.15.41 ↩ mx00.kundenserver.de
- 217.72.192.67 ↩ mx01.kundenserver.de
SOA Record
Raw SOA
ns1019.ui-dns.org hostmaster.1und1.com 2017060164 28800 7200 604800 600
Primary NS (mname)
ns1019.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060164
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1037.ui-dns.biz
ns1063.ui-dns.de
ns1081.ui-dns.com
ns1019.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:103.2.142.67 include:mailgun.org include:mail.smtp2go.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
📊 DNS lookups: 5/10
~ 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
✓ 1 found
s1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=eFiFzLNXMpfBXRRODM7yA_yJMSOk-FZNaYw3tmhuD4A
- SPFv=spf1 ip4:103.2.142.67 include:mailgun.org include:mail.smtp2go.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
- v=verifydomain MS=1357234
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