jensch.systems - robtex.com
jensch.systems
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1156::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w9c.rzone.de | ||||||
| A | 81.169.145.156🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks06.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:6🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks06.rzone.de | ||||||
| A | 217.160.80.133🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks06.rzone.de | ||||||
| NS | shades19.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:146🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | shades19.rzone.de | ||||||
| A | 185.132.34.146🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades19.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks06.rzone.dehostmaster@strato-rz.de 2020-06-14 #13 | ||||||
systems
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.systems ⭐ | ||||||
| NS | v0n1.nic.systems | ||||||
| NS | v0n2.nic.systems | ||||||
| NS | v0n3.nic.systems | ||||||
| NS | v2n0.nic.systems | ||||||
| NS | v2n1.nic.systems | ||||||
| SOA | v0n0.nic.systemshostmaster@donuts.email serial=1774683587 | ||||||
Same first word
jensch.biz |
jensch.eu |
jensch.net |
jensch.systems |
jensch.com |
jensch.nl |
jensch.de |
jensch.org |
jensch.info |
jensch.co.at |
Similar names
sjchen.net |
nehsjc.org |
jschen.net |
chensj.cn |
njsech.cn |
shencj.com |
jnches.co.uk |
jsench.org |
jschen.com |
njsech.com |
jcshen.com |
njsech.net |
jnchse.cn |
sjchen.com |
jschne.com |
chnjse.com |
shencj.cn |
shencj.com.cn |
chensj.net |
DNS History
5 records (5 active, 0 former)
●A2a01:238:20a:202:1156::2016-12-10 → 2026-03-28 · 2 obs
● 2026-03-28 07:58:16
●A81.169.145.1562016-12-10 → 2026-03-28 · 2 obs
● 2026-03-28 07:58:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| systems | v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems, v0n3.nic.systems... | - |
| jensch.systems | docks06.rzone.de, shades19.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.133
NS records: docks06.rzone.de, shades19.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jensch.systems (unsigned zone)
⏱️ Timing
Total: 590ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.156 |
| AAAA | 1 | 2a01:238:20a:202:1156:: |
| NS | 2 | shades19.rzone.de, docks06.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks06.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
The entity jensch.systems points to two IP numbers: 2a01:238:20a:202:1156:: and 81.169.145.156.
For instance, other host names figro-nrw.de, redactienet.nl, wir-netzwerker.de, dtkc.de and maliweb.de share IP numbers with jensch.systems.
Name Servers
jensch.systems is delegated to two name servers: docks06.rzone.de and shades19.rzone.de.
jensch.systems uses the same name server setup as other domains such as one-way-train.de, schuerzenshop-muenchen.de, koewius.de, igeko.de and c-ba.de.
jensch.systems shares name servers with other domains at least partially, for example fenster-lillich.de, wilhelmshaven-geschichte.de, petra-hahn.com, mogli.nl and coocane.com.
these name servers are often used with the following: docks16.rzone.de, shades17.rzone.de, shades01.rzone.de, shades02.rzone.de, docks03.rzone.de, shades07.rzone.de, shades08.rzone.de, docks12.rzone.de, docks18.rzone.de and shades03.rzone.de.
Host names with two IP numbers:
docks06.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:6 and 217.160.80.133; shades19.rzone.de points to 2607:f1c0:fe:53:185:132:34:146 and 185.132.34.146.
Mail Servers
jensch.systems is handled by a single mail server, smtpin.rzone.de.
jensch.systems shares the same mail server setup as other domains, for instance waveeye.eu, mail.werkstattgrafik.de, juhoe.de, slidemaster.de and nebelschuetz.de.
smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.