Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sikb.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 23:34:52 UTC · ↺ Refresh
MX Hostnames
- mx.sikb.de
MX Priorities
- mx.sikb.de: 0
A / AAAA Records
- 212.89.130.124 ↩ linebacker.infoserve.de
Mail Server IPs
- 212.43.69.118 ↩ mx.sikb.de
SOA Record
Raw SOA
ns1.inexio.net hostmaster.inexio.net 2026031004 28800 3600 1728000 3600
Primary NS (mname)
ns1.inexio.net
Admin Email (rname)
hostmaster@inexio.net
Serial
2026031004
Refresh
28800s
Retry
3600s
Expire
1728000s
Minimum TTL
3600s
Nameservers (NS)
ns3.inexio.net
ns1.inexio.net
ns2.inexio.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:109.75.208.193 ip4:212.43.69.118 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 ip4:109.75.208.193 ip4:212.43.69.118 include:spf.protection.outlook.com -all
- MS=ms42170152
- apple-domain-verification=7olYbSRzcVLrf372
- _globalsign-domain-verification=hrpAfsIPK58PSnU3U2ADSclDrp9SMfX2cBMIUH7shJ
- _globalsign-domain-verification=wO8aN15wOvwZNNORDaYwJVJIxuOm7pEiMR-lf1NhNg
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