Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plansecur.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 14:21:03 UTC · ↺ Refresh
MX Hostnames
- plansecur-de.mail.protection.outlook.com
MX Priorities
- plansecur-de.mail.protection.outlook.com: 10
A / AAAA Records
- 213.160.72.174 (no PTR)
- 2a00:17d8:100::ad1 (no PTR)
Mail Server IPs
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns63.domaincontrol.com dns.jomax.net 2026032602 28800 7200 604800 600
Primary NS (mname)
ns63.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026032602
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns64.domaincontrol.com
ns63.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ip4:193.30.93.150 include:spf.vema-eg.de include:_spf.atlassian.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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- cisco-ci-domain-verification=6210e09ffba0299e85db4f7f312aafc3399627843f825c5a0b80b10a2a3a5389
- brevo-code:9ed23b3d57c6a6242a1619576aab7a37
- SPFv=spf1 a mx include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ip4:193.30.93.150 include:spf.vema-eg.de include:_spf.atlassian.net -all
- atlassian-sending-domain-verification=eb919ea7-5bb2-4f49-a55b-d98ba99e1fd2
- amazon-business-verification=b4aeb704bba9e70ac1650fd6e96d10d7885d13695f7334c82ce80549d6cdc914
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 plansecur.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits