Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arkobcn.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 22:47:21 UTC · ↺ Refresh
MX Hostnames
- arkobcn-com.mail.protection.outlook.com
MX Priorities
- arkobcn-com.mail.protection.outlook.com: 10
A / AAAA Records
- 82.194.68.20 ↩ plw106.dns-servicio.com
Mail Server IPs
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
SOA Record
Raw SOA
dns19.servidoresdns.net hostmaster.servidoresdns.net 2009102798 21600 3600 2419200 1800
Primary NS (mname)
dns19.servidoresdns.net
Admin Email (rname)
hostmaster@servidoresdns.net
Serial
2009102798
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
1800s
Nameservers (NS)
dns19.servidoresdns.net
dns20.servidoresdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms21498104
- SPFv=spf1 include:spf.protection.outlook.com -all
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