Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mamero.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 14:57:03 UTC · ↺ Refresh
MX Hostnames
- justcomm.de
MX Priorities
- justcomm.de: 10
A / AAAA Records
- 217.154.200.68 ↩ justcomm.email
Mail Server IPs
- 217.154.200.68 ↩ justcomm.email
SOA Record
Raw SOA
ns1a.dodns.net hostmaster.mamero.de 11 86400 7200 3600000 172800
Primary NS (mname)
ns1a.dodns.net
Admin Email (rname)
hostmaster@mamero.de
Serial
11
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns1a.dodns.net
ns2a.dodns.net
SPF Record
✓ Strict (-all)
v=spf1 a mx a:justcomm.email ip4:217.154.200.68 ip6:2a01:239:39d:df00::1 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; adkim=s; aspf=s; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx a:justcomm.email ip4:217.154.200.68 ip6:2a01:239:39d:df00::1 -all
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