Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
subzeroeng.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 07:13:12 UTC · ↺ Refresh
MX Hostnames
- mx1-us1.ppe-hosted.com
- mx2-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 10
- mx2-us1.ppe-hosted.com: 10
A / AAAA Records
- 104.21.45.34 (no PTR)
- 172.67.208.93 (no PTR)
- 2606:4700:3030::ac43:d05d (no PTR)
- 2606:4700:3031::6815:2d22 (no PTR)
Mail Server IPs
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
SOA Record
Raw SOA
eva.ns.cloudflare.com dns.cloudflare.com 2402861939 10000 2400 604800 1800
Primary NS (mname)
eva.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402861939
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
miles.ns.cloudflare.com
eva.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:helpscoutemail.com include:mailgun.org include:spf.protection.outlook.com a:dispatch-us.ppe-hosted.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- ppe-953497a0bbce295427e4aa89f145b9fb52dda17d
- SPFv=spf1 include:helpscoutemail.com include:mailgun.org include:spf.protection.outlook.com a:dispatch-us.ppe-hosted.com ~all
Full email verification for subzeroeng.com
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