code.school - robtex.com
code.school
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.40.112.168🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | shared01.scalingtechnologies.net | ||||||
| NS | ns1-eu.123ns.eu ⭐ | ||||||
| A | 2001:8d8:1801:71::1🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910 | ||||||
| A | 82.165.64.26🇩🇪 IONOS-AS82.165.0.0/16 IONOS-PA-4 | ||||||
| NS | ns2-eu.123ns.de | ||||||
| A | 2a01:4f8:171:1c61::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2-eu.123ns.eu | ||||||
| A | 136.243.153.243🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | ns2-eu.123ns.eu | ||||||
| NS | ns3-eu.123ns.eu | ||||||
| A | 81.92.4.138🇩🇪 TAL-DE81.92.0.0/20 TAL.DE Klaus Internet Service GmbH | ||||||
| PTR | ns3-eu.123ns.eu | ||||||
| NS | ns4-eu.123ns.de | ||||||
| A | 2a01:239:0:c9::1🇩🇪 IONOS-AS2a01:239::/32 IONOS SE ber.de | ||||||
| PTR | ns4-eu.123ns.eu | ||||||
| A | 85.215.121.239🇩🇪 IONOS-AS85.215.96.0/19 IONOS SE ber.de | ||||||
| PTR | ns4-eu.123ns.eu | ||||||
| MX | scalingmail.com ⭐ | ||||||
| A | 188.40.112.167🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | scalingmail.com | ||||||
| SOA | ns1-eu.123ns.euhostmaster@123ns.eu 2015-05-29 #28 | ||||||
school
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.school ⭐ | ||||||
| NS | v0n1.nic.school | ||||||
| NS | v0n2.nic.school | ||||||
| NS | v0n3.nic.school | ||||||
| NS | v2n0.nic.school | ||||||
| NS | v2n1.nic.school | ||||||
| SOA | v0n0.nic.schoolhostmaster@donuts.email serial=1786682943 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXscalingmail.com2016-12-10 → 2026-08-14 · 2 obs
● 2026-08-14 05:25:26
●A188.40.112.1682016-12-10 → 2026-08-14 · 2 obs
● 2026-08-14 05:25:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school | v2n1.nic.school, v0n3.nic.school, v0n0.nic.school, v0n2.nic.school... | 12 records |
| code.school | ns1-eu.123ns.eu, ns2-eu.123ns.de, ns3-eu.123ns.eu, ns4-eu.123ns.de | - |
✅ Authoritative Response
Server:136.243.153.243
NS records: ns1-eu.123ns.eu, ns2-eu.123ns.de, ns3-eu.123ns.eu, ns4-eu.123ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for code.school (unsigned zone)
⏱️ Timing
Total: 788ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.112.168 |
| NS | 4 | ns4-eu.123ns.de, ns1-eu.123ns.eu... |
| MX | 1 | scalingmail.com (pri: 100) |
| SOA | 1 | ns1-eu.123ns.eu hostmaster.123ns.eu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v2n1.nic.school, v2n0.nic.school, v0n3.nic.school...)
Analysis
IP Addresses
code.school directs to one IP number, which is 188.40.112.168.
Among the host names that share IP numbers with code.school are mail.mailz.de, code.institute, www.thomasbachem.com and two others.
Name Servers
The domain code.school is delegated to these four name servers: ns2-eu.123ns.de, ns4-eu.123ns.de, ns1-eu.123ns.eu and ns3-eu.123ns.eu.
code.school has at least partial name server overlap with other domains, such as pontoonsolutions.com, firstprint.com.py, adecco.cm and two others.
These name servers tend to appear together with the name servers dns1.lkw-walter.com, ns.iml.fhg.de and ns.domainwings.eu.
Hosts with two IP numbers each:
ns2-eu.123ns.de maps to two IP addresses — 136.243.153.243 and 2a01:4f8:171:1c61::2.
ns4-eu.123ns.de maps to two IP addresses — 85.215.121.239 and 2a01:239:0:c9::1.
ns1-eu.123ns.eu maps to two IP addresses — 82.165.64.26 and 2001:8d8:1801:71::1.
Hosts that resolve to one IP address:
ns3-eu.123ns.eu points to the IP address 81.92.4.138.
Mail Servers
code.school routes its mail through a single mail server, scalingmail.com.
code.school has the same mail server arrangement as a number of other domains, for example detlevtrapp.com, ehealthblog.de, mailz.de and two more.
The mail servers of code.school are at least partially shared with other domains, including hevert-foundation.net.
There is one IP number for scalingmail.com: 188.40.112.167.