Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bhmh.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 07:28:17 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 100
- us-smtp-inbound-1.mimecast.com: 100
A / AAAA Records
- 198.160.5.30 ↩ www.ctcchallenge.org
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ 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-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dns1.emh.org noc.emh.org 2025022603 43200 900 1814400 10800
Primary NS (mname)
dns1.emh.org
Admin Email (rname)
noc@emh.org
Serial
2025022603
Refresh
43200s
Retry
900s
Expire
1814400s
Minimum TTL
10800s
Nameservers (NS)
dns2.emh.org
dns1.emh.org
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:198.160.5.0/24 include:spf.protection.outlook.com include:_spf.regroup.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- SPFv=spf1 mx a ip4:198.160.5.0/24 include:spf.protection.outlook.com include:_spf.regroup.com -all
- s7dddprpssi8i0h8vqsf4fcrdb
- 0ed1fe018ac0cca66dd3df4ca29d80d0
- 8jnilv4vgj6abs7e1b0nefatgo
- MS=ms41181187
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