Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sinclairoil.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:46:31 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4 (no PTR)
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns03.gcd-dns.com dns.jomax.net 2025042401 28800 7200 604800 600
Primary NS (mname)
ns03.gcd-dns.com
Admin Email (rname)
dns@jomax.net
Serial
2025042401
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns03.gcd-dns.com
ns04.gcd-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:38.146.100.111 ip4:38.84.63.111 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- spycloud-domain-verification=3e5aa226-4e90-47bd-b918-eff9af2dc5c5
- cisco-ci-domain-verification=410b88e089019fa8acdfa653beee79439770ffb7a0c50e0b8d51db7323f92eb1
- MS=ms99443590
- MS=5A041B715B770E0C78C907BEA62A98354DA4711B
- EUzulIzNjHOgD4rqijhrNKh7YUkpmwPHKiL9J1yOCFqCDD9qMySqB1SlvzJT7BVKVpY8DZUlxzyNQh4/M2sPLg==
- atlassian-domain-verification=UGzCNpslUkKPj6yvhXWH72xunMEtBs4G4pxeXDa2SdiCoSHMtomxuCuakWSryBaE
- SPFv=spf1 a ip4:38.146.100.111 ip4:38.84.63.111 include:us._netblocks.mimecast.com ~all
- duo_sso_verification=QjXKBt81z0Lw7AYf9EnehzTzmj39WZuKiNw4F8aK3twAtN33VVEYHVtHzGLpk8gW
- MS=ms13969471
- mandrill_verify.4h3b_vfP1OLrD-ydcymwyQ
- apple-domain-verification=rhBZy9s2MCrVSxB6
Full email verification for sinclairoil.com
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