cppstd20.com - robtex.com
cppstd20.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a00:1030:0:44::d90d:419a🇩🇪 GDS-12a00:1030::/32 DE-GAERTNER-2a00-1030 Gaertner Datensysteme GmbH & Co. KG, Braunschweig | ||||||
| PTR | c128.gaertner.de | ||||||
| A | 217.13.65.154🇩🇪 GDS-1217.13.64.0/20 DE-GAERTNER-217-13-64-79 | ||||||
| NS | ns.gaertner.de ⭐ | ||||||
| A | 2a00:1030:0:44::2🇩🇪 GDS-12a00:1030::/32 DE-GAERTNER-2a00-1030 Gaertner Datensysteme GmbH & Co. KG, Braunschweig | ||||||
| PTR | ns.gaertner.de | ||||||
| A | 217.13.65.2🇩🇪 GDS-1217.13.64.0/20 DE-GAERTNER-217-13-64-79 | ||||||
| PTR | ns.gaertner.de | ||||||
| NS | ns2.as24956.net | ||||||
| A | 2a00:e68:16::2🇩🇪 NETDE2a00:e68::/29 DE-IPH-20100913 | ||||||
| PTR | hangover.gaertner.de | ||||||
| A | 62.48.87.229🇩🇪 NETDE62.48.64.0/19 DE-IPH-20000621 | ||||||
| PTR | hangover.gaertner.de | ||||||
| MX | mailgate2.unternehmen.com ⭐ | ||||||
| A | 18.184.215.39🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-184-215-39.eu-central-1.compute.amazonaws.com | ||||||
| MX | no10.unternehmen.com ⭐ | ||||||
| A | 18.184.215.39🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-184-215-39.eu-central-1.compute.amazonaws.com | ||||||
| SOA | ns.gaertner.dehostmaster@gaertner.de 2026-09-01 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1789312803 | ||||||
Same first word
cppstd20.com |
Previous names
Next names
DNS History
10 records (6 active, 4 former)
●NSns.gaertner.de2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
○NSns.unternehmen.org2019-12-17 → 2019-12-17 · 3 obs
○ 2026-09-07 23:33:44
○ 2026-09-13 15:29:14
●NSns2.as24956.net2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
○NSns2.unternehmen.org2019-12-17 → 2019-12-17 · 3 obs
○ 2026-09-07 23:33:44
○ 2026-09-13 15:29:14
○MXmailgate.unternehmen.com2019-12-17 → 2019-12-17 · 3 obs
○ 2026-09-07 23:33:44
○ 2026-09-13 15:29:14
●MXmailgate2.unternehmen.com2019-12-17 → 2026-09-13 · 4 obs
○ 2026-09-07 23:33:44
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
●MXno10.unternehmen.com2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
●A217.13.65.1542026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
●A2a00:1030:0:44::d90d:419a2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 04:01:28
● 2026-09-13 15:29:14
○A52.29.94.272019-12-17 → 2019-12-17 · 3 obs
○ 2026-09-07 23:33:44
○ 2026-09-13 15:29:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cppstd20.com | ns.gaertner.de, ns2.as24956.net | - |
✅ Authoritative Response
Server:62.48.87.229
NS records: ns.gaertner.de, ns2.as24956.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cppstd20.com (unsigned zone)
⏱️ Timing
Total: 899ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.13.65.154 |
| AAAA | 1 | 2a00:1030:0:44::d90d:419a |
| NS | 2 | ns2.as24956.net, ns.gaertner.de |
| MX | 2 | mailgate2.unternehmen.com (pri: 10), no10.unternehmen.com (pri: 10) |
| SOA | 1 | ns.gaertner.de hostmaster.gaertner.de |
Analysis
IP Addresses
cppstd20.com has two IP addresses: 217.13.65.154 and 2a00:1030:0:44::d90d:419a
Two other host names, along with soa-in-practice.com, c128.gaertner.de and soa-practice.com, also share IP numbers with cppstd20.com.
Name Servers
cppstd20.com is delegated to two name servers: ns.gaertner.de and ns2.as24956.net.
cppstd20.com shares its NS records with other domains, for example 0.3.0.1.0.0.a.2.ip6.arpa, cppstd23.com, it-communication.com and two others.
At least some of cppstd20.com's name servers are shared with other domains, for example haus-der-wissenschaft.de, lokales-buendnis-fuer-familie-bs.de, archivverlag.com and two more.
These name servers tend to be deployed in combination with the name servers ns2.pop-hannover.net and ns2.gaertner.de.
ns.gaertner.de and ns2.as24956.net each resolve to two IP addresses: ns.gaertner.de points to 217.13.65.2 and 2a00:1030:0:44::2, while ns2.as24956.net points to 62.48.87.229 and 2a00:e68:16::2.
Mail Servers
cppstd20.com is served by two mail servers, mailgate2.unternehmen.com and no10.unternehmen.com.
Among the domains sharing a mail server setup with cppstd20.com are cppstd26.com, igroup.org, geon-online.de and two others.
There is at least a partial MX overlap between cppstd20.com and other domains, including agilebossanova.com, diwanpress.com, mws-sm.de and two others.
These mail servers often co-occur with the mail servers mailgate.unternehmen.com.
mailgate2.unternehmen.com and no10.unternehmen.com both resolve to the same single IP address: 18.184.215.39.
mailgate2.unternehmen.com and no10.unternehmen.com are host names that each point to 18.184.215.39 IP addresses.