Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onececo.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:44:08 UTC · ↺ Refresh
MX Hostnames
- onececo-com.mail.protection.outlook.com
MX Priorities
- onececo-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2026031601 86400 3600 2592000 172800
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026031601
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
172800s
Nameservers (NS)
ns1.markmonitor.com
ns2.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
ns5.markmonitor.com
ns6.markmonitor.com
ns7.markmonitor.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.salesforce.com include:_spf.act-on.net include:servers.mcsv.net include:spf.protection.outlook.com include:spf.zohomail360.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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
7 records- logmein-verification-code=decf9fea-a07a-43f1-9e40-276861905eac
- IpEgcAnVycbW/d7B6xgwXbO6wDuL3aAL25vAIZo477OcPeNIbnoUaqSQyW715SV1KdiEnJMyxbJk9AHGUEq7tg==
- SPFv=spf1 include:_spf.salesforce.com include:_spf.act-on.net include:servers.mcsv.net include:spf.protection.outlook.com include:spf.zohomail360.com include:_spf.psm.knowbe4.com -all
- ibmid=bfae4878-f8a9-44b3-88ac-896b578c0b3a
- sprout-social-0b2c7471-c725-41a3-b62e-2fb8ef2f69d8
- cloudflare_dashboard_sso=0d19904539ffa0f601d5520d31634b5f
- Foxit-domain-verification=81409696e428373f509eaaa6cce3fa62
Full email verification for onececo.com
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