Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
opdr.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 08:39:03 UTC · ↺ Refresh
MX Hostnames
- mail-in1.iphh.de
MX Priorities
- mail-in1.iphh.de: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 213.128.128.34 ↩ mail-in1.iphh.de
SOA Record
Raw SOA
ns1.iphh.de hostmaster.iphh.net 2023102501 43200 7200 2419200 7200
Primary NS (mname)
ns1.iphh.de
Admin Email (rname)
hostmaster@iphh.net
Serial
2023102501
Refresh
43200s
Retry
7200s
Expire
2419200s
Minimum TTL
7200s
Nameservers (NS)
ns3.iphh.net
ns1.iphh.de
ns2.iphh.de
SPF Record
✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 -all
Full email verification for opdr.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits