Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coadvantage.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 05:25:36 UTC · ↺ Refresh
MX Hostnames
- coadvantage-com.mail.protection.outlook.com
MX Priorities
- coadvantage-com.mail.protection.outlook.com: 0
A / AAAA Records
- 199.60.103.127 (no PTR)
- 199.60.103.27 (no PTR)
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.dnsmadeeasy.com dns.dnsmadeeasy.com 2008010472 43200 3600 1209600 180
Primary NS (mname)
ns0.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2008010472
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns4.dnsmadeeasy.com
ns1.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns3.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.129.102.216 ip4:128.136.19.253 ip4:12.104.201.5 include:spf.protection.outlook.com include:amazonses.com include:spf.constantcontact.com include:_spf.saashr.com include:23279626.spf10.hubspotemail.net include:hubspotemail.net include:_spf.salesforce.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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- apple-domain-verification=Z9xOG2gTvHgyPLvv
- ZOOM_verify_vgevGuxXXk2UMGE9MZNQHP
- google-site-verification=yz6xaExDhhZ6qa4_edvzziGr6lRB96O1HMf-tJG4pfI
- SPFv=spf1 ip4:66.129.102.216 ip4:128.136.19.253 ip4:12.104.201.5 include:spf.protection.outlook.com include:amazonses.com include:spf.constantcontact.com include:_spf.saashr.com include:23279626.spf10.hubspotemail.net include:hubspotemail.net include:_spf.salesforce.com -all
- google-site-verification=-FowRfDYW9rmb3erpVwljFJqk2QK6Wy2JMLKf5CruEU
- google-site-verification=DU9XKpMQsm4zSrYetn4ybflbZERMxjzoVVbXLzjbPq4
- 00da0000000jjuimac
- google-site-verification=c_KcwlgDPGM-8yNoX0sf8pNFq_ljW71vggrCjPmRCIo
- a6ca2040515254127e0154c5eaf52c08d2045aec76d81a5518
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