streffgroup.com

Valid Email Server
Domain Lookup › streffgroup.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
streffgroup.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 17:09:38 UTC · ↺ Refresh

MX Hostnames

  • wealthenhancement-com.mail.protection.outlook.com

MX Priorities

  • wealthenhancement-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
  • 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com

SOA Record

Raw SOA ns-751.awsdns-29.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-751.awsdns-29.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-375.awsdns-46.com
ns-751.awsdns-29.net
ns-1287.awsdns-32.org
ns-1860.awsdns-40.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ip4:67.231.148.255/32 ip4:67.231.156.254/32 ip4:67.231.149.97/32 ip4:67.231.157.93/32 include:spf-0017a501.pphosted.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

2 records
  • MS=ms21238130
  • SPFv=spf1 mx a ip4:67.231.148.255/32 ip4:67.231.156.254/32 ip4:67.231.149.97/32 ip4:67.231.157.93/32 include:spf-0017a501.pphosted.com ~all
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