Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
leopoldschule.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 19:39:17 UTC · ↺ Refresh
MX Hostnames
- mx01.zvcloud.de
- mx02.zvcloud.de
MX Priorities
- mx02.zvcloud.de: 10
- mx01.zvcloud.de: 5
A / AAAA Records
- 185.60.251.251 (no PTR)
Mail Server IPs
- 217.69.225.4 ↩ mx02.zvcloud.de
- 185.44.132.4 ↩ mx01.zvcloud.de
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2025110315 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2025110315
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
third-dns.netcup.net
second-dns.netcup.net
root-dns.netcup.net
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:185.44.132.4 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 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
4 records- Leopoldschule, Stuedlestr. 2, 79576 Weil am Rhein
- mailconf=https://autoconfig.leopoldschule.de/mail/config-v1.1.xml
- apple-domain-verification=2G5GMEWzmnHzqntv
- SPFv=spf1 mx a ip4:185.44.132.4 -all
Full email verification for leopoldschule.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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