Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schwingen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 16:40:17 UTC · ↺ Refresh
MX Hostnames
- mail.helioscloud.eu
MX Priorities
- mail.helioscloud.eu: 10
A / AAAA Records
- 172.67.168.103 (no PTR)
- 104.21.70.156 (no PTR)
- 2606:4700:3034::ac43:a867 (no PTR)
- 2606:4700:3035::6815:469c (no PTR)
Mail Server IPs
- 94.16.119.242 ↩ mail.helioscloud.eu
- 2a03:4000:29:1c6:b8b9:cfff:fe4f:6a01 ↩ mail.helioscloud.eu
SOA Record
Raw SOA
adrian.ns.cloudflare.com dns.cloudflare.com 2399235029 10000 2400 604800 1800
Primary NS (mname)
adrian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399235029
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
george.ns.cloudflare.com
adrian.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:94.16.119.242 ip6:2a03:4000:29:1c6::1 mx a -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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
2 records- SPFv=spf1 ip4:94.16.119.242 ip6:2a03:4000:29:1c6::1 mx a -all
- google-site-verification=wOZZ6sTi0J1Yq_mfvBvV5l0ztoEpastgEvpqw7S_Ad0
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