Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
spartanrvchassis.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 15:05:28 UTC · ↺ Refresh
MX Hostnames
- mailstream-central.mxrecord.mx
- mailstream-west.mxrecord.io
- mailstream-east.mxrecord.io
MX Priorities
- mailstream-east.mxrecord.io: 10
- mailstream-west.mxrecord.io: 10
- mailstream-central.mxrecord.mx: 5
A / AAAA Records
- 172.64.146.161 (no PTR)
- 104.18.41.95 (no PTR)
- 2606:4700:4400::6812:295f (no PTR)
- 2606:4700:440a::ac40:92a1 (no PTR)
Mail Server IPs
- 172.65.213.128 (no PTR)
- 172.65.220.210 (no PTR)
- 172.65.64.78 (no PTR)
SOA Record
Raw SOA
simon.ns.cloudflare.com dns.cloudflare.com 2399230481 10000 2400 604800 1800
Primary NS (mname)
simon.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399230481
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sue.ns.cloudflare.com
simon.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mlwrx.com include:aspmx.pardot.com include:spf.protection.outlook.com include:sendgrid.net include:plexonline.com ip4:72.8.246.139 ip4:166.90.240.82 ip4:12.198.137.34 ip4:99.32.122.169 ip4:8.40.130.0/24 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
1 record- SPFv=spf1 include:spf.mlwrx.com include:aspmx.pardot.com include:spf.protection.outlook.com include:sendgrid.net include:plexonline.com ip4:72.8.246.139 ip4:166.90.240.82 ip4:12.198.137.34 ip4:99.32.122.169 ip4:8.40.130.0/24 -all
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