Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lubertadler.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:48:55 UTC · ↺ Refresh
MX Hostnames
- lubertadler-com.mail.protection.outlook.com
MX Priorities
- lubertadler-com.mail.protection.outlook.com: 10
A / AAAA Records
- 72.52.132.238 ↩ web1.icpartners.com
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010162 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010162
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.digicertdns.com
ns15.digicertdns.net
ns13.digicertdns.net
ns14.digicertdns.net
ns10.digicertdns.com
ns12.digicertdns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf0.lubertadler.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
5 records- google-site-verification=rsk3y_K9x61ZZGUJYAZI-6-jli7Cpi29O53Jg95a28Q
- openai-domain-verification=dv-26jGYoPLOKBeDrhGH9AUmLHX
- knowbe4-site-verification=76d07173347838dcc1cc0144066eafb1
- SPFv=spf1 include:spf0.lubertadler.com -all
- _globalsign-domain-verification=Y5qXOmCynhU_WiCz-aIBcX2FZXTLL7fjC2GagLYU4g
Full email verification for lubertadler.com
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