Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sentrymgt.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 02:26:19 UTC · ↺ Refresh
MX Hostnames
- sentrymgt-com.mail.protection.outlook.com
MX Priorities
- sentrymgt-com.mail.protection.outlook.com: 0
A / AAAA Records
- 3.14.224.31 ↩ ec2-3-14-224-31.us-east-2.compute.amazonaws.com
Mail Server IPs
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-71.awsdns-08.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-71.awsdns-08.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1378.awsdns-44.org
ns-1863.awsdns-40.co.uk
ns-71.awsdns-08.com
ns-967.awsdns-56.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf1.sentrymgt.com include:spf.protection.outlook.com include:sendgrid.net include:mail.zendesk.com include:spf.serverdata.net a mx include:_spf.elasticemail.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- 20.06.2025
- MS=ms52915092
- asv=e85e4301a8700af6cc1a333e1a42b903
- citrix-verification-code=3d09d84d-f883-4b16-94cb-10d6c76d4dab
- teamviewer-sso-verification=082e491d54b54fa7bfeefe88c0674ae1
- SPFv=spf1 include:spf1.sentrymgt.com include:spf.protection.outlook.com include:sendgrid.net include:mail.zendesk.com include:spf.serverdata.net a mx include:_spf.elasticemail.com ~all
Full email verification for sentrymgt.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits