Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
staatsballett-berlin.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 09:03:30 UTC · ↺ Refresh
MX Hostnames
- mail01.oper-in-berlin.de
MX Priorities
- mail01.oper-in-berlin.de: 10
A / AAAA Records
- 3.120.11.93 ↩ tickets.nisystems.de
Mail Server IPs
- 104.151.46.245 ↩ mail01.oper-in-berlin.de
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024121819 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024121819
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.net
ns.udag.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mirserver.de a:mail01.oper-in-berlin.de a:mx4.eventim.de a:mail01.staatsoper-berlin.de a:tickets.nisystems.de ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 include:spf.mirserver.de a:mail01.oper-in-berlin.de a:mx4.eventim.de a:mail01.staatsoper-berlin.de a:tickets.nisystems.de ~all
- eve._domainkey IN CNAME dkim.eventim.de
- brevo-code:013620409b97f8705e9354111309d8d9
- brevo-code:80b352d900e64dffc1b3aa2b86e884a6
- brevo-code:736e481fccf8fa7986a58c921e2ae93e
- brevo-code:2abaefda0f4185337c96c92fba73b491
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 staatsballett-berlin.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits