Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ils-heilbronn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 21:16:57 UTC · ↺ Refresh
MX Hostnames
- mail.ils-heilbronn.de
- mail2.ils-heilbronn.de
MX Priorities
- mail2.ils-heilbronn.de: 10
- mail.ils-heilbronn.de: 20
A / AAAA Records
- 85.14.209.100 ↩ web11.dml.dt-internet.de
Mail Server IPs
- 129.143.124.6 ↩ mail2.ils-heilbronn.de
- 178.15.238.86 ↩ mail.ils-heilbronn.de
SOA Record
Raw SOA
dns01.dt-internet.de dnsadmin.dt-internet.de 3774270833 10800 3600 604800 3840
Primary NS (mname)
dns01.dt-internet.de
Admin Email (rname)
dnsadmin@dt-internet.de
Serial
3774270833
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3840s
Nameservers (NS)
dns01.dt-internet.de
dns05.d-t-internet.de
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 mx -all
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