Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drk-gifhorn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 21:27:28 UTC · ↺ Refresh
MX Hostnames
- gateway2.drk-gifhorn.de
- gateway.drk-gifhorn.de
MX Priorities
- gateway.drk-gifhorn.de: 10
- gateway2.drk-gifhorn.de: 20
A / AAAA Records
- 85.14.209.102 ↩ web13.dml.dt-internet.de
Mail Server IPs
- 217.89.161.219 ↩ gateway.drk-gifhorn.de
- 90.187.63.33 ↩ business-90-187-63-33.pool2.vodafone-ip.de
- 2a02:8108:8000:3c::5af (no PTR)
SOA Record
Raw SOA
dns01.dt-internet.de dnsadmin.dt-internet.de 3771424866 10800 3600 604800 600
Primary NS (mname)
dns01.dt-internet.de
Admin Email (rname)
dnsadmin@dt-internet.de
Serial
3771424866
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
dns01.dt-internet.de
dns05.d-t-internet.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:smtp.dt-internet.de include:ihr-webspace.de a:mail.seminareonlinebuchen.de ip4:217.89.161.219 ip4:217.89.161.220 ip4:217.89.161.215 ip4:85.14.209.69 include:spf.dt-internet.de include:spf.protection.outlook.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1; aspf=s; adkim=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
s1._domainkey
✓ 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- atlassian-sending-domain-verification=9d66778a-8f61-4b38-9941-643d818bb39a
- MS=ms69898358
- apple-domain-verification=VfLe32FL2qA7a0ky
- selector1_sophos
- MS=9354AAEE0EB3142BC7905590BDF8B823A80A0CBB
- SPFv=spf1 a mx a:smtp.dt-internet.de include:ihr-webspace.de a:mail.seminareonlinebuchen.de ip4:217.89.161.219 ip4:217.89.161.220 ip4:217.89.161.215 ip4:85.14.209.69 include:spf.dt-internet.de include:spf.protection.outlook.com -all
- atlassian-domain-verification=B/jcvXoWu2/UAFCoOMSyHaYPjzVpc/hmF5WQS7O5jv0tw8kRwjDZ19ZiWvFIKk4G
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