Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
imtresidential.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 14:05:28 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns11.worldnic.com namehost.worldnic.com 126031312 10800 3600 604800 3600
Primary NS (mname)
ns11.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031312
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns12.worldnic.com
ns11.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.mandrillapp.com include:us._netblocks.mimecast.com include:jangomail.com a mx include:spf.exclaimer.net -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
18 records- MS=ms81359729
- google-site-verification=9y7Qdndw7rBD6yUg8f5dmTaB1ko_ItRuLSioJboyLj8
- DZOPYAKYG
- apple-domain-verification=Cas0WasD-2DV9wRpvUfLnU71LJWKJERLPAwzaPP0_n0
- 5mSJcnoFMwS9ofVGH43IZlm2zSzZhixj
- facebook-domain-verification=ekbyv9c5wsdwmykbg8f0ul4ssqg77w
- mrn7tabp09lajo7gpvhoapbad7
- dd2shgu9n97ip60quife8169tk
- 55cgc53aqrupvdk8v9lf2nvbr1
- 8g0dj09pdsrj33sjup7ke2dd98
- SPFv=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.mandrillapp.com include:us._netblocks.mimecast.com include:jangomail.com a mx include:spf.exclaimer.net -all
- ledu755uag62l7g132g4bre5h6
- amazonses:g9vR5xwuhhEX53zPR04VWsyQ2pUx9ql0bAMeXDC3HrM=
- dv2b3krrpvu5eu024u3q7pkj8o
- duo_sso_verification=GbH5JgL3hR0OOHbu5yrELWenw1xEVzm7qnHrJ0BwLQ4c8pZg6nqzBM3wmX3x2mNW
- 8532pmmrsoo16b0u9kvdqgv9he
- ZOOM_verify_YRYV0zIpTDeU9pFboVFbGw
- ca3-bafd7fd196c94ecbb13325a768abdab6
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