Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firstfleetinc.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 02:20:19 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 1
- us-smtp-inbound-1.mimecast.com: 1
A / AAAA Records
- 172.66.175.54 (no PTR)
- 104.20.44.87 (no PTR)
- 2606:4700:10::ac42:af36 (no PTR)
- 2606:4700:10::6814:2c57 (no PTR)
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ara.ns.cloudflare.com dns.cloudflare.com 2400282264 10000 2400 604800 1800
Primary NS (mname)
ara.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400282264
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
mark.ns.cloudflare.com
ara.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:mail.zendesk.com ip4:65.58.106.82/32 ip4:50.144.71.138/32 ip4:65.58.106.98/28 ip4:50.144.71.146/29 ip4:96.74.53.253/32 ip4:172.86.156.48/28 include:servers.mcsv.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=10;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
18 records- apple-domain-verification=fHQnEHlzHPuZm6GGCGbWupL4-o_4uxjVj4tlTt0M13U
- apple-domain-verification=LVxyh9ps7k5voQVG
- ZOOM_verify_JZKLkmeJkMBHneKU7KQdhC
- 5pm8958f0c1q37mrh9ywckgvn4yjy9j2
- mdh6tqptkqmk9377mkc6ghz3l40rhlss
- gc5I9jv5PRhUW5SW7ShtQ6L4wtiNj67peQE+kyMf1hePAYOMHoiglJ6MpWIypVUKh3kpQQsqcYBe/EDPGEHqLw==
- atlassian-domain-verification=gg1am4X268t3MNuiexd4cPNylbgP4NhUu6pq7TIqVJirOd/Pqj6hUtsVqImhKHV2
- rdniq2iio8ce813ohvjgv638pk
- _kz16bg1nt4ps6lb79rhne1s52yobcw2
- caMVoL8HwRYF3jKXDblDSw+CZFRA+g455b2Jt0Z9DLR6gmHWlyeroOaid0PCVHAxfnreTvGNySGzj18ApjlVMA==
- Foxit-domain-verification=0b3be4e225aca37b0a0656c30c224851
- 2j0hynrfmbgxyz3s62gglbzy1ls4y1fc
- cloudflare_dashboard_sso=c06b7b87ceddb3bd6c93fdc26f4ce18a
- SPFv=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:mail.zendesk.com ip4:65.58.106.82/32 ip4:50.144.71.138/32 ip4:65.58.106.98/28 ip4:50.144.71.146/29 ip4:96.74.53.253/32 ip4:172.86.156.48/28 include:servers.mcsv.net ~all
- 99ipe9iu2kpbbmhc8l3844r4cg
- d53hd7q70nc33xw2jlgh7rydd2x2kqq3
- hgcmdvhr15tvwrvcw8zmt1lfwg91ss5h
- npejcsoaook9g5ufn9tpadv0kt
Full email verification for firstfleetinc.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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