Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ero-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 18:08:51 UTC · ↺ Refresh
MX Hostnames
- mail.ero-gmbh.de
MX Priorities
- mail.ero-gmbh.de: 10
A / AAAA Records
- 109.123.243.105 ↩ ero-gmbh.de
- 2a02:c206:3010:1917::1 ↩ ero-gmbh.de
Mail Server IPs
- 109.123.243.105 ↩ ero-gmbh.de
- 2a02:c206:3010:1917::1 ↩ ero-gmbh.de
SOA Record
Raw SOA
ns1.contabo.net hostmaster.contabo.de 1775066927 10800 3600 604800 3600
Primary NS (mname)
ns1.contabo.net
Admin Email (rname)
hostmaster@contabo.de
Serial
1775066927
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.contabo.net
ns2.contabo.net
ns1.contabo.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=jcJv4xe5xvclcfSAOnWHAT4bwvKJPFh0drmqVSAWFR4
- SPFv=spf1 +a +mx ~all
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