cpp-one.de - dns.ninja
cpp-one.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.237.132.28🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | alfa3102.alfahosting-server.de | ||||||
| NS | cns1.alfahosting.info ⭐ | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| MX | mail.cpp-one.de ⭐ | ||||||
| A | 109.237.132.28🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | alfa3102.alfahosting-server.de | ||||||
| TXT | v=spf1 a mx include:secure-mailgate.com ~all | ||||||
| SOA | cns1.alfahosting.infohostmaster@alfahosting.de 2026-06-10 #2 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1788614503 | ||||||
Subdomains
mail.cpp-one.de |
Same first word
cpp-one.de |
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NScns1.alfahosting.info2026-08-31 → 2026-09-05 · 2 obs
● 2026-09-05 13:54:58
●NScns2.alfahosting.info2026-08-31 → 2026-09-05 · 2 obs
● 2026-09-05 13:54:58
●NScns3.alfahosting.info2026-08-31 → 2026-09-05 · 2 obs
● 2026-09-05 13:54:58
●MXmail.cpp-one.de2026-08-31 → 2026-09-05 · 2 obs
● 2026-09-05 13:54:58
●A109.237.132.282026-08-31 → 2026-09-05 · 2 obs
● 2026-09-05 13:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cpp-one.de | cns3.alfahosting.info, cns1.alfahosting.info, cns2.alfahosting.info | - |
✅ Authoritative Response
Server:109.237.143.8
NS records: cns3.alfahosting.info, cns1.alfahosting.info, cns2.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cpp-one.de (unsigned zone)
⏱️ Timing
Total: 1736ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.237.132.28 |
| NS | 3 | cns1.alfahosting.info, cns3.alfahosting.info... |
| MX | 1 | mail.cpp-one.de (pri: 10) |
| TXT | 1 | v=spf1 a mx include:secure-mailgate.com |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
Hierarchy
cpp-one.de serves as the parent of mail.cpp-one.de.
IP Addresses
cpp-one.de has exactly one IP address — 109.237.132.28.
mail.mailtalker.de, mail.xn--tourismus-thringer-wald-npc.de, mail.hansesoft.com plus two other host names have IP numbers in common with cpp-one.de.
Name Servers
The authoritative name servers for cpp-one.de are cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info — three in total.
cpp-one.de has at least partial name server overlap with other domains, such as anima-mea.org, dragunski.de, die-eirichs.de and two others.
cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info all resolve to exactly two IP numbers apiece: cns1.alfahosting.info → 109.237.142.8 and 2a01:64c0:0:5000::8; cns2.alfahosting.info → 148.251.254.105 and 2a01:4f8:2b02:a88::105; cns3.alfahosting.info → 109.237.143.8 and 2a02:2b80:101:5000::8.
Mail Servers
cpp-one.de uses one mail server — mail.cpp-one.de.
mail.cpp-one.de directs to just one IP number, 109.237.132.28.