Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
durodyne.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-18 10:51:20 UTC · ↺ Refresh
MX Hostnames
- durodyne-com.mail.protection.outlook.com
MX Priorities
- durodyne-com.mail.protection.outlook.com: 10
A / AAAA Records
- 54.164.41.138 ↩ ec2-54-164-41-138.compute-1.amazonaws.com
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
rchdnslep01.lennoxintl.com please_set_email.absolutely.nowhere 31 3600 3600 2419200 900
Primary NS (mname)
rchdnslep01.lennoxintl.com
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
31
Refresh
3600s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
dbkdnslep01.lennoxintl.com
rchdnslep01.lennoxintl.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:205.145.201.253 ip4:205.145.193.7 ip4:47.19.61.162 ip4:35.174.145.124 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
5 records- apple-domain-verification=az3UAyvWCSciUzsf
- adobe-idp-site-verification=ac32df77264067b41708f9699d931aa00a2c9b8ed355f7fdae3bf74d05424f85
- _pki-validationnPN/MD8xjefKdrNkwVSPBQ==
- MS=ms43067183
- SPFv=spf1 ip4:205.145.201.253 ip4:205.145.193.7 ip4:47.19.61.162 ip4:35.174.145.124 include:spf.protection.outlook.com -all
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