Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
underscoremarketing.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 03:44:40 UTC · ↺ Refresh
MX Hostnames
- underscoremarketing-com.mail.protection.outlook.com
MX Priorities
- underscoremarketing-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.215.120.61 ↩ 61.120.215.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-865.awsdns-44.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-865.awsdns-44.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-865.awsdns-44.net
ns-1408.awsdns-48.org
ns-1730.awsdns-24.co.uk
ns-44.awsdns-05.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mg-spf.greenhouse.io include:one.zoho.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- SPFv=spf1 include:spf.protection.outlook.com include:mg-spf.greenhouse.io include:one.zoho.com -all
- google-site-verification=ptGiXDgI8AvyX-nqNtZvjIf_Ng46C6-N7K8oFiLqb4Y
- google-site-verification=qpPcNLstLRP23s9pN0cnYuC95y5Bh51i1IUGTflPb3E
- kt3llhqr4lhqhinipk10t47jat
- m8n7fdgss9ncsh011hjea7q3s7
Full email verification for underscoremarketing.com
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