Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
kurt.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 21:29:25 UTC · ↺ Refresh
MX Hostnames
- mx1-us1.ppe-hosted.com
- mx2-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 0
- mx2-us1.ppe-hosted.com: 10
A / AAAA Records
- 104.26.3.101 (no PTR)
- 172.67.75.8 (no PTR)
- 104.26.2.101 (no PTR)
- 2606:4700:20::681a:365 (no PTR)
- 2606:4700:20::ac43:4b08 (no PTR)
- 2606:4700:20::681a:265 (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
cass.ns.cloudflare.com dns.cloudflare.com 2401504525 10000 2400 604800 1800
Primary NS (mname)
cass.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2401504525
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
roman.ns.cloudflare.com
cass.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:148.163.129.53 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:relay.mailchannels.net a:dispatch-us.ppe-hosted.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
4 records- facebook-domain-verification=x6bmqd0xftiz9759ub72s61d8zp5e2
- SPFv=spf1 ip4:148.163.129.53 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:relay.mailchannels.net a:dispatch-us.ppe-hosted.com -all
- MS=ms32803128
- duo_sso_verification=1SwhDXR4om4Hq2J5FjlpALjTdMjiyG7eJ1kclxR1Zq0J7lRRrVdz9ChVj2iKSTAs
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