cemtech.de - dns.ninja
cemtech.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1149::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.149🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks05.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:5🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| A | 217.160.80.132🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| NS | shades01.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:128🇺🇸 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 | shades01.rzone.de | ||||||
| A | 185.132.34.128🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades01.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks05.rzone.dehostmaster@strato-rz.de 2020-05-23 #7 | ||||||
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=1782867534 | ||||||
Same first word
cemtech.pl |
cemtech.co.uk |
cemtech.de |
cemtech.it |
cemtech.org |
cemtech.com |
cemtech.us |
cemtech.net |
cemtech.com.au |
cemtech.fr |
Similar names
DNS History
6 records (5 active, 1 former)
○MXsmtp.rzone.de2015-07-08 → 2017-03-24 · 4 obs
● 2017-03-24 12:31:12
○ 2026-03-14 16:08:38
○ 2026-07-01 01:05:46
●MXsmtpin.rzone.de2026-03-14 → 2026-07-01 · 3 obs
● 2026-03-14 16:08:38
● 2026-07-01 01:05:46
●A2a01:238:20a:202:1149::2015-07-08 → 2026-07-01 · 2 obs
● 2026-07-01 01:05:46
●A81.169.145.1492015-07-08 → 2026-07-01 · 2 obs
● 2026-07-01 01:05:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| cemtech.de | docks05.rzone.de, shades01.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.128
NS records: docks05.rzone.de, shades01.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cemtech.de (unsigned zone)
⏱️ Timing
Total: 1195ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.149 |
| AAAA | 1 | 2a01:238:20a:202:1149:: |
| NS | 2 | docks05.rzone.de, shades01.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks05.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
cemtech.de resolves to the IP addresses 81.169.145.149 and 2a01:238:20a:202:1149::
Additional host names — 52800401.xy.strato-hosting.eu, tbears.de, mx.52803402.xy.strato-hosting.eu and two others — share IP numbers with cemtech.de.
Name Servers
The NS records for cemtech.de delegate to docks05.rzone.de and shades01.rzone.de.
cemtech.de shares its name server setup with other domains, including ateliergaleriedewonne.com, degoudenregen.nl, kapan.info and two others.
cemtech.de partially shares its NS delegation with several other domains, including bwb-hdh.de, akiras.de, palimex.de and two others.
In DNS configurations, these name servers often share authority with docks14.rzone.de, docks13.rzone.de, shades19.rzone.de and 7 other name servers.
docks05.rzone.de resolves to 217.160.80.132 and 2001:8d8:fe:53:5747:2a74:d:5. Likewise, shades01.rzone.de resolves to 185.132.34.128 and 2607:f1c0:fe:53:185:132:34:128 — two IP addresses apiece.
Mail Servers
cemtech.de has one mail server: smtpin.rzone.de.
cemtech.de shares the same mail server setup as other domains, including webmail.zeltex.net, isterika.de, rqr.at and two others.
The host smtpin.rzone.de resolves to 81.169.145.97 and 2a01:238:20a:202:50f0::1097 — two IP addresses.