Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tnsi.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 13:14:02 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 5
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 23.185.0.1 (no PTR)
- 2620:12a:8000::1 (no PTR)
- 2620:12a:8001::1 (no PTR)
Mail Server IPs
- 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-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dns1.tnsi.com hostmaster.tnsi.com 2026030906 300 600 864000 60
Primary NS (mname)
dns1.tnsi.com
Admin Email (rname)
hostmaster@tnsi.com
Serial
2026030906
Refresh
300s
Retry
600s
Expire
864000s
Minimum TTL
60s
Nameservers (NS)
dns3.tnsi.com
dns2.tnsi.com
dns4.tnsi.com
dns1.tnsi.com
SPF Record
✓ Strict (-all)
v=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 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
19 records- atlassian-domain-verification=MrVXseSrUInrlU+0C3en7/w4TBt+Ah6W/FFYCKPasaq83uXynju87We4kSRJ/w29
- SPFv=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
- jamf-site-verification=wQS2fo0n9qzNP7UcasgT3w
- onetrust-domain-verification=6341f9366bd043cda74f9160ab9a35fb
- apple-domain-verification=zu4mNpzRWw3fDTO5
- smartsheet-site-validation=jTRzHkaslF_BzLPdH1ToOoCBsWOPfG4c
- adobe-idp-site-verification=c4f003ce66cd0a6a7fb0e5b536e8eb6e079c2ebcb59ddb178716460ae7daadb9
- pardot431862=41d7301b533e1e0e9e3021b5a96d7aefea6ceecf6d7479bc1165e0367a89b311
- intersight=28f17fefd31dd6e99559a3c46b90f398c980ab438570ed970dfa394e72757a31
- google-site-verification=raRlDr6Y1y_7QkI-OVN_akm10D_2oxulPDoqGyVkluU
- MS=ms86567410
- amazonses:KrTaxt1FywOAMAdcBCSNxoDAB7ag4WUsMMzq27aJLtU=
- 479a93c5-9d13-4a47-8904-676b21070160
- 4hILBbgVbwldM/q6b/6HloLwDtqnCdqIileA37OP6Ydwyrh9eb9+0iIpYsxj1xvpgxUWVxkKdo8OZ2aSysJl8Q==
- adobe-idp-site-verification=01d901c7a6436194fcf5a75e962e0533ef88132433bda0c8da4c61520e004e29
- duo_sso_verification=GxnxB3BlaL5TOySkULDioFmjsaduaclClIuTa40mlK4EaEkY9L7lPldUduTIftw7
- 1d85585a-60e2-48bf-9cc7-17cccd4b88f3
- J6t3l8T1/f2538YXDao+zylxDKpqNmuC04B7g5mBK7rHg1PI57vgZ1RI2+FCTOtfo86a4hW1N0co/htACISUFw==
- atlassian-domain-verification=HiG4F/J1NaWYDdllYaFCCTZK780AoQ1laTicFu2z44KEkC9wVAnaELVts1rGfiwK
Full email verification for tnsi.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits