Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
corev.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 04:00:05 UTC · ↺ Refresh
MX Hostnames
- corev-com-mx.mail.protection.outlook.com
MX Priorities
- corev-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 192.99.15.142 ↩ server.corev.online
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
SOA Record
Raw SOA
server.corev.online root.server.corev.online 2026020401 3600 1800 1209600 86400
Primary NS (mname)
server.corev.online
Admin Email (rname)
root@server.corev.online
Serial
2026020401
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.corev.online
ns2.corev.online
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.99.15.142 ip4:191.96.145.31 a mx include:spf.protection.outlook.com include:mailgun.org -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; pct=100; fo=1; rf=afrf; ri=86400; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
1 record- SPFv=spf1 ip4:192.99.15.142 ip4:191.96.145.31 a mx include:spf.protection.outlook.com include:mailgun.org -all
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