cppbook.com - dns.ninja
cppbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.29.94.27🇩🇪 Amazon52.29.0.0/16 EC2 FRA prefix | ||||||
| PTR | no11.unternehmen.com | ||||||
| NS | ns2.unternehmen.org ⭐ | ||||||
| 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 | ||||||
| NS | ns.unternehmen.org | ||||||
| A | 52.29.94.27🇩🇪 Amazon52.29.0.0/16 EC2 FRA prefix | ||||||
| PTR | no11.unternehmen.com | ||||||
| MX | mailgate.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 | 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 | ||||||
| SOA | ns.unternehmen.orgth@unternehmen.com 2018-09-07 #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=1787462551 | ||||||
Previously MX for
cppbook.com |
Same first word
cppbook.com |
Similar names
Previous names
Next names
DNS History
15 records (5 active, 10 former)
●NSns.unternehmen.org2026-08-21 → 2026-08-23 · 3 obs
● 2026-08-21 10:30:56
● 2026-08-23 05:24:20
○NSns09.domaincontrol.com2017-05-20 → 2017-05-20 · 4 obs
● 2017-05-20 16:33:58
○ 2026-08-21 10:30:56
○ 2026-08-23 05:24:20
○NSns10.az.pl2015-07-07 → 2016-02-06 · 4 obs
● 2016-02-06 10:36:54
○ 2016-05-04 04:00:20
○ 2026-08-23 05:24:20
○NSns10.domaincontrol.com2017-05-20 → 2017-05-20 · 4 obs
● 2017-05-20 16:33:58
○ 2026-08-21 10:30:56
○ 2026-08-23 05:24:20
○NSns11.az.pl2015-07-07 → 2016-02-06 · 4 obs
● 2016-02-06 10:36:54
○ 2016-05-04 04:00:20
○ 2026-08-23 05:24:20
○NSns12.az.pl2015-07-07 → 2016-02-06 · 4 obs
● 2016-02-06 10:36:54
○ 2016-05-04 04:00:20
○ 2026-08-23 05:24:20
●NSns2.unternehmen.org2026-08-21 → 2026-08-23 · 3 obs
● 2026-08-21 10:30:56
● 2026-08-23 05:24:20
○MXcppbook.com2015-07-07 → 2016-02-06 · 4 obs
● 2016-02-06 10:36:54
○ 2016-05-04 04:00:20
○ 2026-08-23 05:24:20
●MXmailgate.unternehmen.com2026-08-21 → 2026-08-23 · 3 obs
● 2026-08-21 10:30:56
● 2026-08-23 05:24:20
●MXmailgate2.unternehmen.com2026-08-21 → 2026-08-23 · 3 obs
● 2026-08-21 10:30:56
● 2026-08-23 05:24:20
○MXmailstore1.secureserver.net2017-05-20 → 2017-05-20 · 4 obs
● 2017-05-20 16:33:58
○ 2026-08-21 10:30:56
○ 2026-08-23 05:24:20
○MXsmtp.secureserver.net2017-05-20 → 2017-05-20 · 4 obs
● 2017-05-20 16:33:58
○ 2026-08-21 10:30:56
○ 2026-08-23 05:24:20
○A185.53.177.202017-05-20 → 2017-05-20 · 4 obs
● 2017-05-20 16:33:58
○ 2026-08-21 10:30:56
○ 2026-08-23 05:24:20
○A46.242.145.972015-07-07 → 2016-02-06 · 4 obs
● 2016-02-06 10:36:54
○ 2016-05-04 04:00:20
○ 2026-08-23 05:24:20
●A52.29.94.272026-08-21 → 2026-08-23 · 3 obs
● 2026-08-21 10:30:56
● 2026-08-23 05:24:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cppbook.com | ns.unternehmen.org, ns2.unternehmen.org | - |
✅ Authoritative Response
Server:18.184.215.39
NS records: ns.unternehmen.org, ns2.unternehmen.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cppbook.com (unsigned zone)
⏱️ Timing
Total: 1550ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.29.94.27 |
| NS | 2 | ns.unternehmen.org, ns2.unternehmen.org |
| MX | 2 | mailgate.unternehmen.com (pri: 10), mailgate2.unternehmen.com (pri: 10) |
| SOA | 1 | ns.unternehmen.org th.unternehmen.com |
Analysis
IP Addresses
cppbook.com resolves to one IP address: 52.29.94.27.
guidotti.de, ns.unternehmen.org, cppmove.com and two other host names share IP numbers with cppbook.com.
Name Servers
The NS records for cppbook.com delegate to ns2.unternehmen.org and ns.unternehmen.org.
cppbook.com uses the same name servers as several other domains — among them re-natur.com, maria-regina.net, werrapapier.de and two more.
The name servers of cppbook.com overlap at least partially with those of other domains — among them gfe-schmalkalden.de, gridds.ch, wirkenimsein.com and two more.
These name servers commonly appear in combination with the name servers ns2.ns2.de.
Both ns2.unternehmen.org and ns.unternehmen.org have a single IP address each — ns2.unternehmen.org resolves to 18.184.215.39 while ns.unternehmen.org resolves to 52.29.94.27.
Mail Servers
Mail for cppbook.com is handled by two mail servers — mailgate2.unternehmen.com and mailgate.unternehmen.com.
cppbook.com uses an identical mail server configuration to several other domains — among them cppstd17.com, daddybaer.ch, cppmove.com and two more.
cppbook.com has at least partial mail server overlap with other domains such as boschgmbh.eu, verteilte-teams.de, edinar.de and two more.
This set of mail servers commonly appears together with the mail servers no10.unternehmen.com.
Each of mailgate2.unternehmen.com and mailgate.unternehmen.com points to exactly one IP address: 18.184.215.39.
mailgate2.unternehmen.com and mailgate.unternehmen.com each have 18.184.215.39 IP addresses.