Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dr-peters.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:29:34 UTC · ↺ Refresh
MX Hostnames
- drpeters-de0e.mail.protection.outlook.com
MX Priorities
- drpeters-de0e.mail.protection.outlook.com: 0
A / AAAA Records
- 83.138.80.135 ↩ bayowu.han-solo.net
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns9.managed-ip.com domainadmin.managed-ip.com 2025092202 43200 7200 1209600 3600
Primary NS (mname)
ns9.managed-ip.com
Admin Email (rname)
domainadmin@managed-ip.com
Serial
2025092202
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns10.managed-ip.com
ns11.managed-ip.info
ns12.managed-ip.info
ns9.managed-ip.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx mx:unternehmen-online.de ip4:212.2.73.80 ip4:212.2.73.81 ip4:2.207.234.41 ip4:2.207.234.34 ip4:93.180.77.244 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.nl2go.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;.
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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- MS=ms17822143
- d365mktkey=z0ywdnvapnez9wi0xx99ekir
- SPFv=spf1 a mx mx:unternehmen-online.de ip4:212.2.73.80 ip4:212.2.73.81 ip4:2.207.234.41 ip4:2.207.234.34 ip4:93.180.77.244 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.nl2go.com ~all
- apple-domain-verification=JVBaNfAHfplWgoli
- 18Mvi7WGzZuY255KRp8oIVY3keLCuYxrcj8dvuYYsy16fYza2Yxa/BU3ozBSR77aibbdATgnofeWFpTj/XF7Sg==
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 dr-peters.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits