Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
interfacesys.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 05:46:06 UTC · ↺ Refresh
MX Hostnames
- interfacesys-com.mail.protection.outlook.com
MX Priorities
- interfacesys-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
cbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 2007020851 3600 900 604800 7200
Primary NS (mname)
cbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
2007020851
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
cmtu.mt.ns.els-gms.att.net
cbru.br.ns.els-gms.att.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:13.65.92.251 ip4:204.27.24.0/24 include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf_c.oraclecloud.com include:authsmtp.com -all
📊 DNS lookups: 5/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._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
9 records- google-site-verification=jMlQsqELrWRf9jUBnQaR-Mof18d82BEwkw5wnEuJjOU
- SPFv=spf1 ip4:13.65.92.251 ip4:204.27.24.0/24 include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf_c.oraclecloud.com include:authsmtp.com -all
- anthropic-domain-verification-tdxs0t=epz3edHpDOJl8sf0mfy9KWMHy
- MS=ms89228265
- cSa2H68NE9pqVJXictpQ/oPcjmB8mj4aqYla4rsBq8smznTkoqN2VxkLLwCxdKkE3owEb15CusWcio5GkNjSQA==
- apple-domain-verification=RJw36LlAsrow3jq4
- atlassian-domain-verification=G6/sS8/gVvD2xfOaSmrN0JnUwaHLKczuWBGCRbSe9tMIc/K8oZokwVhfDecVyJ4S
- ctgggdoodgh5ms71kbd8gd3ntn
- 9/FfWg4jFrWwe4RnE+CkFvKP+zHGbGWYrXTxt8JODayEZsyQeFwdrq8bENbvtjkCT765+v7yhUHQzd/WRLwP7g==
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