Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
k2io.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 22:11:18 UTC · ↺ Refresh
MX Hostnames
- k2io-com.mail.protection.outlook.com
MX Priorities
- k2io-com.mail.protection.outlook.com: 0
A / AAAA Records
- 151.101.130.137 (no PTR)
- 151.101.194.137 (no PTR)
- 151.101.2.137 (no PTR)
- 151.101.66.137 (no PTR)
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
dns1.p01.nsone.net hostmaster.nsone.net 1677783646 43200 600 1209600 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1677783646
Refresh
43200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns01.nr-dns.net
ns02.nr-dns.net
ns03.nr-dns.net
ns04.nr-dns.net
dns1.p01.nsone.net
dns2.p01.nsone.net
dns3.p01.nsone.net
dns4.p01.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all
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