Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
robert-hol.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 20:30:52 UTC · ↺ Refresh
MX Hostnames
- mail.robert-hol.de
MX Priorities
- mail.robert-hol.de: 10
A / AAAA Records
- 87.106.118.92 ↩ cloud.ingenius-agency.com
- 2a01:239:36e:2000::1 (no PTR)
Mail Server IPs
- 87.106.118.92 ↩ cloud.ingenius-agency.com
- 2a01:239:36e:2000::1 (no PTR)
SOA Record
Raw SOA
shades11.rzone.de hostmaster.strato-rz.de 2023100343 86400 7200 604800 300
Primary NS (mname)
shades11.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2023100343
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades11.rzone.de
docks16.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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 mx ~all
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