mailproxy2.leibnizgroup.com - robtex.com
mailproxy2.leibnizgroup.com
| CNAME | host218.checkdomain.de | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.203.110.218🇩🇪 CLOUDPIT91.203.108.0/22 | ||||||
| PTR | host218.checkdomain.de | ||||||
leibnizgroup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.203.110.218🇩🇪 CLOUDPIT91.203.108.0/22 | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| NS | ns.checkdomain.de | ||||||
| MX | mx03.secure-mailgate.com ⭐ | ||||||
| MX | mx04.secure-mailgate.com(20) | ||||||
| TXT | brevo-code:c1bbb2f99f79dd98c4b3667811d58a6c | ||||||
| TXT | v=spf1 include:secure-mailgate.com ?all | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2026-03-14 #1 | ||||||
Previously MX for
DNS History
3 records (1 active, 2 former)
○A188.40.69.762017-09-18 → 2017-09-18 · 2 obs
● 2017-09-18 19:40:22
○ 2026-04-14 14:14:14
○ 2026-04-14 14:14:14
○A2a01:4f8:221:706:7a68:7dca:9fd8:eeac2017-09-18 → 2017-09-18 · 2 obs
● 2017-09-18 19:40:22
○ 2026-04-14 14:14:14
○ 2026-04-14 14:14:14
●CNAMEhost218.checkdomain.de2026-04-14 → 2026-04-14 · 1 obs
● 2026-04-14 14:14:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net... | - |
| leibnizgroup.com | ns.checkdomain.de, ns2.checkdomain.de | - |
✅ Authoritative Response
Server:5.9.190.98
NS records: ns.checkdomain.de, ns2.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leibnizgroup.com (unsigned zone)
⏱️ Timing
Total: 3619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | host218.checkdomain.de |
Analysis
IP Addresses
mailproxy2.leibnizgroup.com points to IP number: 91.203.110.218.
Other host names such as host218.checkdomain.de, sek-security.de, per-ingenierie.fr, www.gastgeberverzeichnis-schleswig-holstein.de and ophira.de share IPs with mailproxy2.leibnizgroup.com.