codeschool.de - dns.ninja

codeschool.de

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns1.dan.com ⭐ ⚠️ Not in parent delegation
A2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.dan.com
A97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.dan.com
NSns1.undeveloped.com ⚠️ Not in zone NS records
A2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.dan.com
A97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.dan.com
NSns2.dan.com ⚠️ Not in parent delegation
A2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.dan.com
A173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.dan.com
NSns2.undeveloped.com ⚠️ Not in zone NS records
A2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.dan.com
A173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.dan.com
SOAns1.dan.comdns@jomax.net 2025-10-01 #0

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1786527947

Subdomains

mx.codeschool.de

Same first word

codeschool.fi
codeschool.io
codeschool.online
codeschool.net
codeschool.us
codeschool.de
codeschool.com
codeschool.lk
codeschool.in
codeschool.org
codeschool.vn
codeschool.com.tw
codeschool.com.au
codeschool.ro
codeschool.co.uk
codeschool.co
codeschool.nl

Similar names

decoschool.com
schoolcode.org
coedschool.com
schoolcode.com
choloscode.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1.dan.comns1.undeveloped.comns2.dan.comns2.undeveloped.comns.namespace4you.dens2.namespace4you.deMXmx.codeschool.demxlb.ispgateway.deA13.248.169.4876.223.54.1462a00:1158:0:300:5234::146.252.18.6152.58.78.1680.240.129.10
○NSns.namespace4you.de2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 10:33:02
○ 2015-11-25 22:44:14
○ 2026-08-12 09:52:48
●NSns1.dan.com2026-03-01 → 2026-08-12 · 3 obs
○ 2015-11-25 22:44:14
● 2026-03-01 22:41:04
● 2026-08-12 09:52:48
●NSns1.undeveloped.com2015-11-25 → 2026-08-12 · 3 obs
○ 2015-07-19 10:33:02
● 2015-11-25 22:44:14
● 2026-08-12 09:52:48
●NSns2.dan.com2026-03-01 → 2026-08-12 · 3 obs
○ 2015-11-25 22:44:14
● 2026-03-01 22:41:04
● 2026-08-12 09:52:48
○NSns2.namespace4you.de2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 10:33:02
○ 2015-11-25 22:44:14
○ 2026-08-12 09:52:48
●NSns2.undeveloped.com2015-11-25 → 2026-08-12 · 3 obs
○ 2015-07-19 10:33:02
● 2015-11-25 22:44:14
● 2026-08-12 09:52:48
○MXmx.codeschool.de2015-11-25 → 2018-01-08 · 5 obs
○ 2015-07-19 10:33:02
● 2015-11-25 22:44:14
● 2018-01-08 22:55:22
○ 2026-03-01 22:41:04
○ 2026-08-12 09:52:48
○MXmxlb.ispgateway.de2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 10:33:02
○ 2015-11-25 22:44:14
○ 2026-08-12 09:52:48
●A13.248.169.482026-03-01 → 2026-08-12 · 3 obs
○ 2018-01-08 22:55:22
● 2026-03-01 22:41:04
● 2026-08-12 09:52:48
○A2a00:1158:0:300:5234::12015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 10:33:02
○ 2026-03-01 22:41:04
○ 2026-08-12 09:52:48
○A46.252.18.612015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 10:33:02
○ 2015-11-25 22:44:14
○ 2026-08-12 09:52:48
○A52.58.78.162016-06-30 → 2018-01-08 · 5 obs
○ 2016-03-09 12:27:48
● 2016-06-30 16:21:44
● 2018-01-08 22:55:22
○ 2026-03-01 22:41:04
○ 2026-08-12 09:52:48
●A76.223.54.1462026-03-01 → 2026-08-12 · 3 obs
○ 2018-01-08 22:55:22
● 2026-03-01 22:41:04
● 2026-08-12 09:52:48
○A80.240.129.102015-11-25 → 2016-03-09 · 5 obs
○ 2015-07-19 10:33:02
● 2015-11-25 22:44:14
● 2016-03-09 12:27:48
○ 2016-06-30 16:21:44
○ 2026-08-12 09:52:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dez.nic.de, a.nic.de, f.nic.de-
codeschool.dens1.undeveloped.com, ns2.undeveloped.com-

✅ Authoritative Response

Server:97.74.98.67

NS records: ns1.undeveloped.com, ns2.undeveloped.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeschool.de (unsigned zone)

⏱️ Timing

Total: 767ms | Queries: -

📄 Records

TypeCountSample Data
A213.248.169.48, 76.223.54.146
NS2ns1.dan.com, ns2.dan.com
SOA1ns1.dan.com dns.jomax.net

Analysis

Hierarchy

mx.codeschool.de is delegated beneath codeschool.de.

IP Addresses

codeschool.de points to the IP addresses 13.248.169.48 and 76.223.54.146

gaioffice.xyz, club10pips.com, (0x616e616c).(0x6e756465)(0x666170).com and two other host names share IP numbers with codeschool.de.

Name Servers

The authoritative name servers for codeschool.de are ns1.dan.com, ns2.dan.com, ns1.undeveloped.com and ns2.undeveloped.com.

There is at least partial name server overlap between codeschool.de and other domains — www.bets.pt, starwoodtalent.com, app.uat.parceldot.snappydot.com and two more among them.

These name servers are routinely deployed together with the name servers uluflgk4.verify.hn.

All four of ns1.dan.com, ns2.dan.com, ns1.undeveloped.com and ns2.undeveloped.com carry exactly two IP addresses each. ns1.dan.com and ns1.undeveloped.com share IP addresses 97.74.98.67 and 2603:5:2125::43, and ns2.dan.com and ns2.undeveloped.com share IP addresses 173.201.66.67 and 2603:5:2225::43.

These two host names — ns1.dan.com and ns1.undeveloped.com — each point to 2603:5:2125::43 IP addresses.

These two host names — ns1.dan.com and ns1.undeveloped.com — each point to 97.74.98.67 IP addresses.

These two host names — ns2.dan.com and ns2.undeveloped.com — each point to 2603:5:2225::43 IP addresses.

These two host names — ns2.dan.com and ns2.undeveloped.com — each point to 173.201.66.67 IP addresses.