Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lukkap.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 10:07:52 UTC · ↺ Refresh
MX Hostnames
- lukkap-com.mail.protection.outlook.com
MX Priorities
- lukkap-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.26.14.69 (no PTR)
- 104.26.15.69 (no PTR)
- 172.67.72.191
- 2606:4700:20::ac43:48bf
- 2606:4700:20::681a:e45
- 2606:4700:20::681a:f45
Mail Server IPs
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
alice.ns.cloudflare.com dns.cloudflare.com 2400151702 10000 2400 604800 1800
Primary NS (mname)
alice.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400151702
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
marek.ns.cloudflare.com
alice.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spf.serviciodecorreo.es include:spf.protection.outlook.com include:spf.sendinblue.com include:spf.acumbamail.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: none
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
4 records- Sendinblue-code:e7be8cf0e58ba2043468b07f1f2b3de6
- google-site-verification=5XCU0CKCrDsbCr8RO1UA0QOYokZZ8Zms8IZPguL-6hs
- SPFv=spf1 mx include:_spf.serviciodecorreo.es include:spf.protection.outlook.com include:spf.sendinblue.com include:spf.acumbamail.com -all
- MS=ms27081353
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for lukkap.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits