Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
interstatelumber.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 14:03:18 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.21.45.226 (no PTR)
- 172.67.219.173 (no PTR)
- 2606:4700:3033::ac43:dbad (no PTR)
- 2606:4700:3030::6815:2de2 (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dara.ns.cloudflare.com dns.cloudflare.com 2398039912 10000 2400 604800 1800
Primary NS (mname)
dara.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398039912
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dara.ns.cloudflare.com
wesley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com ip4:136.226.80.0/24 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 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
5 records- MS=ms59364058
- _bw73s57ur32vbnw36344wuqox1u186q
- duo_sso_verification=k5ZYk2L5JFERwZB6Rte7319NTN0bGnXWf41SNzbr2jc8UKhn3D9Vg2aAW76RW1YK
- SPFv=spf1 include:us._netblocks.mimecast.com ip4:136.226.80.0/24 include:spf.protection.outlook.com -all
- MS=1FF90A55E4A053060C9C05A5D3C2DA0B0C859A5C
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