Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nstar.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 21:20:09 UTC · ↺ Refresh
MX Hostnames
- mxb-0018e401.gslb.pphosted.com
- mx0b-0018e401.pphosted.com
- mxa-0018e401.gslb.pphosted.com
- mx0a-0018e401.pphosted.com
MX Priorities
- mxa-0018e401.gslb.pphosted.com: 10
- mx0b-0018e401.pphosted.com: 20
- mxb-0018e401.gslb.pphosted.com: 10
- mx0a-0018e401.pphosted.com: 20
A / AAAA Records
- 159.108.5.36 (no PTR)
Mail Server IPs
- 67.231.149.118 ↩ mx0a-0018e401.pphosted.com
- 67.231.157.114 ↩ mx0b-0018e401.pphosted.com
SOA Record
Raw SOA
nuwdns1.nu.com dnsadmin.nu.com 706292230 10800 180 1209600 3600
Primary NS (mname)
nuwdns1.nu.com
Admin Email (rname)
dnsadmin@nu.com
Serial
706292230
Refresh
10800s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
nubdns3.nu.com
dnsa.nstar.com
dnsb.nstar.com
nuwdns1.nu.com
nubdns1.nu.com
nubdns2.nu.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=25;fo=1;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
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
2 records- spf2.0/pra include:sid.listrak.com include:_spf.kubra.com ip4:159.108.1.40 ip4:159.108.1.41 ~all
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
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