Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maronda.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 20:30:55 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
- 170.249.88.247 ↩ 170.249.88.247.ptr.racksquared.com
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns-1122.awsdns-12.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1122.awsdns-12.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1122.awsdns-12.org
ns-1857.awsdns-40.co.uk
ns-44.awsdns-05.com
ns-736.awsdns-28.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:_spf.mailgun.org include:_spf.google.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ 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
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- sl8hb1jhfvkqkk1cdoaji9fnp1
- SPFv=spf1 include:us._netblocks.mimecast.com include:_spf.mailgun.org include:_spf.google.com include:_spf.psm.knowbe4.com ~all
- 0ed1fe018a1756669b95884fe8826afaaf47c5febc
- 33sho0usb565tnu2ipuc5fc4e9
- 6qnqeqd8kjco8fedkfm6mn37ic
- <14.07.2023>
- MS=ms35228753
- duo_sso_verification=ioOyrJhCO82dvBplwZ6Km5XB9DevKe8jv9cDaCPr9ZSHBF7K0V3Uc6oxFdn49PKX
- google-site-verification=5ywSBD2Bf1oAzJLS8a1WajaWJP3NoSfX_sUgyjP35hk
- google-site-verification=Q5PQB-XG4mxlVywLBcfBrR9SPpBXOqy79HrWoMlAou8
- lmesl56j69al9snuvltn9hqhjj
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