Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
armstrong.bank
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 15:16:45 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
- 172.64.149.151 (no PTR)
- 104.18.38.105 (no PTR)
- 2606:4700:4406::ac40:9597 (no PTR)
- 2606:4700:440d::6812:2669 (no PTR)
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.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-1.mimecast.com
SOA Record
Raw SOA
ns1.jh-cf.bank dns.cloudflare.com 2398866290 10000 2400 604800 1800
Primary NS (mname)
ns1.jh-cf.bank
Admin Email (rname)
dns@cloudflare.com
Serial
2398866290
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns1.jh-cf.bank
ns2.jh-cf.bank
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_external.pscu.com include:amazonses.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:mailgun.org ip4:216.66.216.9 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- linkedin-site-verification=eb515631-fb54-439a-8817-42d40a05ac7e
- SPFv=spf1 mx include:_external.pscu.com include:amazonses.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:mailgun.org ip4:216.66.216.9 ~all
- 0ed1fe018a0dc4c1e649bf439bb50b3f
- MS=ms75287086
- canva-site-verification=4FpGRamKU3epoC7AUY9rDg
- cwd8089qvg8dlvy82lcm7f1cdydc79dk
- duo_sso_verification=98ChJkqNw50baa5gsOJ2qiLMyZSyRA5cz1Qts9ZadDcULfyQX5izi2B1xzPaCucK
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