Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alkoncorp.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:05:49 UTC · ↺ Refresh
MX Hostnames
- alkoncorp-com.mail.protection.outlook.com
MX Priorities
- alkoncorp-com.mail.protection.outlook.com: 10
A / AAAA Records
- 173.255.225.164 ↩ 173-255-225-164.ip.linodeusercontent.com
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.rackspace.com e-support.lighthousesol.com 1772664123 21600 3600 1814400 300
Primary NS (mname)
ns.rackspace.com
Admin Email (rname)
e-support@lighthousesol.com
Serial
1772664123
Refresh
21600s
Retry
3600s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns1.stabletransit.com
dns2.stabletransit.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:smtpatl01.apptrix.com include:50702038.spf06.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
5 records- duo_sso_verification=RMehwfVUCDoswOX6WMzoHOdBIMQFj5dn3AKnE8JVcQFxTThB1VsMwZ30PUR4KBrf
- SPFv=spf1 include:spf.protection.outlook.com a:smtpatl01.apptrix.com include:50702038.spf06.hubspotemail.net -all
- apple-domain-verification=IKEe2NodJThC7qfS
- google-site-verification=-ppL1L3GTIL7IdXZ83wK_GtEhAaqRH1Dj6omMr2cpQI
- brevo-code:a802d158ad38ba4867c0aca21461bafe
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