Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kraemer-hansen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 04:03:15 UTC · ↺ Refresh
MX Hostnames
- mail.2r1.de
MX Priorities
- mail.2r1.de: 10
A / AAAA Records
- 192.145.46.187 ↩ mail.2r1.de
Mail Server IPs
- 192.145.46.187 ↩ mail.2r1.de
- 2a03:4000:42:255:7445:51ff:fecf:b2c4 ↩ mail.2r1.de
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2021051804 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2021051804
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
root-dns.netcup.net
second-dns.netcup.net
third-dns.netcup.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:192.145.46.187 ip6:2a03:4000:42:255:7445:51ff:fecf:b2c4 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:192.145.46.187 ip6:2a03:4000:42:255:7445:51ff:fecf:b2c4 ~all
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