Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nprail.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:41:50 UTC · ↺ Refresh
MX Hostnames
- nprail-com.mail.protection.outlook.com
MX Priorities
- nprail-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dotster.com namehost.worldnic.com 125092416 10800 3600 604800 3600
Primary NS (mname)
ns1.dotster.com
Admin Email (rname)
namehost@worldnic.com
Serial
125092416
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.dotster.com
ns1.dotster.com
SPF Record
✓ Strict (-all)
v=spf1 A MX a:qs2998.pair.com ip4:104.42.154.168 include:spf.protection.outlook.com include:spfa.cpmails.com include:es._spf.adp.com ip4:52.25.139.174 ip4:54.244.242.160 ip4:54.244.242.186 ip4:54.244.242.190 ip4:54.244.242.214 ip4:209.112.104.0/22 ip4:64.207.216.0/22 ip4:162.248.184.1/22 ip4:107.178.218.129 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=RciRiawPYd1MmflzjHQx8badhfo5b8lXFQjU88D9jhU
- SPFv=spf1 A MX a:qs2998.pair.com ip4:104.42.154.168 include:spf.protection.outlook.com include:spfa.cpmails.com include:es._spf.adp.com ip4:52.25.139.174 ip4:54.244.242.160 ip4:54.244.242.186 ip4:54.244.242.190 ip4:54.244.242.214 ip4:209.112.104.0/22 ip4:64.207.216.0/22 ip4:162.248.184.1/22 ip4:107.178.218.129 -all
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