Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
id-berlin.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 12:38:10 UTC · ↺ Refresh
MX Hostnames
- idberlin-de0e.mail.protection.outlook.com
MX Priorities
- idberlin-de0e.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.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:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
neos.hkn.de hostmaster.hkn.de 1773323552 28800 7200 604800 300
Primary NS (mname)
neos.hkn.de
Admin Email (rname)
hostmaster@hkn.de
Serial
1773323552
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
sns02.hkn.de
neos.hkn.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:62.156.176.216/29 ip4:213.61.59.232/29 ip4:52.157.254.210 ip4:52.233.254.155 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 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- sophos-domain-verification=2751a1706c18893d922516396068567d38ad50bff2bcd1208012163a8f89cda0
- apple-domain-verification=RNnrNxAemfFgJAN5
- MS=ms93351616
- atlassian-domain-verification=GLWWkeR6sYsByJgtNXOsarukMFbQwBLHSkCk4dal0/WaI9DByVASdQOIbVYpajQV
- SPFv=spf1 ip4:62.156.176.216/29 ip4:213.61.59.232/29 ip4:52.157.254.210 ip4:52.233.254.155 include:spf.protection.outlook.com -all
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 id-berlin.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits