Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
landmarkcu.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 16:04:17 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.66.130.168 (no PTR)
- 172.66.130.169 (no PTR)
- 2606:4700:10::ac42:82a8 (no PTR)
- 2606:4700:10::ac42:82a9 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1.landmarkcu.com dns.cloudflare.com 2399846206 10000 2400 604800 1800
Primary NS (mname)
ns1.landmarkcu.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399846206
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns1.landmarkcu.com
ns2.landmarkcu.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:usb._netblocks.mimecast.com include:spf.topdesk.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- tstogfdrshhi3chgrspa26ma8k
- SPFv=spf1 include:us._netblocks.mimecast.com include:usb._netblocks.mimecast.com include:spf.topdesk.net ~all
- 0ed1fe018a5587ae3472c14d67a61defad09f8163e
- 8177ac8f0d1901abf5ec107365229fd970fd4f5f49ba005316
- MS=ms47895037
- _u39ylbfdzu5o39oavnr26ijictmv9yd
- apple-domain-verification=XMyLrYtpI7le1twk
- docusign=556e00eb-8c99-42f6-84c4-cd8f5dc87502
- google-site-verification=H2BlSQW1snFzhOUVuwGQwcS84jfbl9dAxjUjmdsBv8Q
- google-site-verification=kGOg9aF9ObftyV3TEDcjRN9R-VdTldXLJpO2GJhHs48
- have-i-been-pwned-verification=f3b867c14ef06a908557baeb87c48240
- l7CDv0Lt+SN4kknO7tRatzkteep4EN7ahxjwN1UZD3QLcPG9IOJwHZux2wcOHHuVu8BdheAYy/7M4/XhnhmFag==
- q6lavlffhjsnh1tagvkmlv9uu6
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