Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lychen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 03:14:57 UTC · ↺ Refresh
MX Hostnames
- mx1.lychen.de
MX Priorities
- mx1.lychen.de: 10
A / AAAA Records
- 78.46.70.216 ↩ maggie-ssl.servers.verwaltungsportal.de
Mail Server IPs
- 87.128.12.22 ↩ mx1.lychen.de
SOA Record
Raw SOA
roman.ns.cloudflare.com dns.cloudflare.com 2399542770 10000 2400 604800 1800
Primary NS (mname)
roman.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399542770
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
roman.ns.cloudflare.com
tiffany.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:87.128.12.22 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:87.128.12.22 -all
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