Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
holophane.de
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:12:58 UTC · ↺ Refresh
MX Hostnames
- mxb-002ab301.gslb.pphosted.com
- mxa-002ab301.gslb.pphosted.com
MX Priorities
- mxb-002ab301.gslb.pphosted.com: 10
- mxa-002ab301.gslb.pphosted.com: 10
A / AAAA Records
- 51.140.62.20 (no PTR)
Mail Server IPs
- 148.163.150.161 ↩ mx0a-002ab301.pphosted.com
SOA Record
Raw SOA
cdc-gridmaster.acuitylightinggroup.com datasecurity.acuitybrands.com 108 10800 3600 86400 900
Primary NS (mname)
cdc-gridmaster.acuitylightinggroup.com
Admin Email (rname)
datasecurity@acuitybrands.com
Serial
108
Refresh
10800s
Retry
3600s
Expire
86400s
Minimum TTL
900s
Nameservers (NS)
dns.lithonia.com
ns1.acuitybrands.com
ns2.acuitybrands.com
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
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