Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
boongroup.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 17:06:09 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 20
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 45.60.131.80 (no PTR)
- 45.60.121.80 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ha1.markmonitor.zone hostmaster.markmonitor.com 2026032701 86400 3600 2592000 172800
Primary NS (mname)
ha1.markmonitor.zone
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026032701
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
172800s
Nameservers (NS)
ha4.markmonitor.zone
ha1.markmonitor.zone
ha2.markmonitor.zone
ha3.markmonitor.zone
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
✓ 2 found
selector1._domainkey
selector2._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
10 records- _gecg9hv3k2zb4ld4zjt9al7yf0pmzdq
- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com ~all
- MS=ms52372920
- SYiFSikrSfqjOIaM51PrW03PYftdZoXS2IjiFlbbHs9qud8S8qJM2Acj8eId1svn2o90ocUe/nqukh9MYlf4Zw==
- _sve4vtyufq0t3hdo925kvhnhdv13gm5
- _1cacv3j9wxbp1dxje74jz5t22yyi62q
- _25lh6e7cf7jr29de4y3gu0u6n71nugt
- _o2aamatje10e22svq59cwuwjg4blupj
- adobe-idp-site-verification=662b7a7cc534a85e274157db924fe1644062f143750b0e699fa881d35005977a
- MS=ms69402914
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