Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gms-karlsbad-waldbronn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 05:19:51 UTC · ↺ Refresh
MX Hostnames
- mail.karlsbad.schule
MX Priorities
- mail.karlsbad.schule: 10
A / AAAA Records
- 135.181.176.111 ↩ gms-karlsbad-waldbronn.cloud
- 2a01:4f9:3a:1e50::3 (no PTR)
Mail Server IPs
- 109.75.223.51 ↩ mx01.karlsbad.schule
SOA Record
Raw SOA
ns.inwx.de hostmaster.inwx.de 2024111910 10800 3600 604800 3600
Primary NS (mname)
ns.inwx.de
Admin Email (rname)
hostmaster@inwx.de
Serial
2024111910
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.inwx.de
ns2.inwx.de
ns3.inwx.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:109.75.223.51 mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
3 records- GMS Karlsbad-Waldbronn, Am Schelmenbusch , 76307 Karlsbad
- SPFv=spf1 a ip4:109.75.223.51 mx ~all
- MS=84AEFBEA4BBAD0D4711EAA316818FF31C4F699BF
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