Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
npl.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 11:40:54 UTC · ↺ Refresh
MX Hostnames
- mx2.npl.com
- mx1.npl.com
MX Priorities
- mx1.npl.com: 10
- mx2.npl.com: 5
A / AAAA Records
- 172.67.164.225 (no PTR)
- 104.21.89.204 (no PTR)
- 2606:4700:3037::ac43:a4e1 (no PTR)
- 2606:4700:3032::6815:59cc (no PTR)
Mail Server IPs
- 204.12.252.82 ↩ mx1.npl.com
- 204.12.252.83 ↩ mx2.npl.com
SOA Record
Raw SOA
adrian.ns.cloudflare.com dns.cloudflare.com 2400038243 10000 2400 604800 1800
Primary NS (mname)
adrian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400038243
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
langston.ns.cloudflare.com
adrian.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:204.12.252.82 ip4:204.12.252.83 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 736 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=xV6wi5cuMuoLHWmw94cPpAJUdiuNtR-VVPvyqabn5Jg
- SPFv=spf1 ip4:204.12.252.82 ip4:204.12.252.83 -all
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