Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
g-rau.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 21:54:25 UTC · ↺ Refresh
MX Hostnames
- graude.mail.protection.outlook.com
MX Priorities
- graude.mail.protection.outlook.com: 10
A / AAAA Records
- 188.40.219.4 ↩ dedi8238.your-server.de
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1086.ui-dns.org hostmaster.1und1.de 2016110677 28800 7200 604800 300
Primary NS (mname)
ns1086.ui-dns.org
Admin Email (rname)
hostmaster@1und1.de
Serial
2016110677
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1086.ui-dns.org
ns1086.ui-dns.de
ns1086.ui-dns.biz
ns1086.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:185.227.157.98/27 include:spf.protection.outlook.com include:mailgun.org ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 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
7 records- have-i-been-pwned-verification=dweb_b3p32peit23wcaiphlpifqv8
- apple-domain-verification=vVkK1Kr4qHjrZ5Wy
- SPFv=spf1 ip4:185.227.157.98/27 include:spf.protection.outlook.com include:mailgun.org ~all
- sophos-domain-verification=3b368f7ed04188c34327fd0ddf125f8e95c84275
- MS=5817D8661624A1315BC1B1F47DC35A0E418DEBE8
- sophos-domain-verification=2e27c6eda3e0a8c9763bebd27f7db570631427e2a0ac53784fe894dc2491703b
- hibp-verify=dweb_24nf2v9fizs7l6d4jk3o97rq
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 g-rau.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits