cotec-verlag.de - robtex.com
cotec-verlag.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.191.70.10🇩🇪 MEGASPACE-AS89.191.64.0/19 DE-MEGASPACE-IPV4-1 | ||||||
| NS | ns1.komro.net ⭐ | ||||||
| A | 2a02:2488:2::1:53:1🇩🇪 KOMRO-AS2a02:2488::/32 KOMRO GMBH | ||||||
| PTR | ns1.komro.net | ||||||
| A | 185.31.60.244🇩🇪 KOMRO-AS185.31.60.0/22 Komro GmbH | ||||||
| PTR | ns1.komro.net | ||||||
| NS | ns2.komro.net | ||||||
| A | 2a01:4f8:171:1d4::53🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.komro.net | ||||||
| A | 136.243.89.213🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | ns2.komro.net | ||||||
| MX | mail.cotec.de ⭐ | ||||||
| A | 37.156.93.10🇩🇪 KOMRO-AS37.156.80.0/20 KOMRO GMBH | ||||||
| PTR | mail.cotec.de | ||||||
| SOA | ns1.komro.nethostmaster@komro.net 2018-05-07 #0 | ||||||
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=1776088741 | ||||||
Same first word
cotec-verlag.de |
DNS History
6 records (4 active, 2 former)
○NSns.komro.net2015-07-17 → 2017-02-11 · 4 obs
● 2017-02-11 20:34:02
○ 2026-02-27 19:27:30
○ 2026-04-13 14:26:02
●NSns1.komro.net2026-02-27 → 2026-04-13 · 3 obs
● 2026-02-27 19:27:30
● 2026-04-13 14:26:02
○NSns10.schlundtech.de2015-07-17 → 2017-02-11 · 4 obs
● 2017-02-11 20:34:02
○ 2026-02-27 19:27:30
○ 2026-04-13 14:26:02
●NSns2.komro.net2026-02-27 → 2026-04-13 · 3 obs
● 2026-02-27 19:27:30
● 2026-04-13 14:26:02
●A89.191.70.102015-07-17 → 2026-04-13 · 2 obs
● 2026-04-13 14:26:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cotec-verlag.de | ns2.komro.net, ns1.komro.net | - |
✅ Authoritative Response
Server:136.243.89.213
NS records: ns2.komro.net, ns1.komro.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotec-verlag.de (unsigned zone)
⏱️ Timing
Total: 1053ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.191.70.10 |
| NS | 2 | ns1.komro.net, ns2.komro.net |
| MX | 1 | mail.cotec.de (pri: 10) |
| SOA | 1 | ns1.komro.net hostmaster.komro.net |
Analysis
IP Addresses
cotec-verlag.de points to a single IP number: 89.191.70.10.
Other host names, for instance cotec.at, lehrwelt.de and cotec-download.de share IP numbers with cotec-verlag.de.
Name Servers
cotec-verlag.de is delegated to two name servers: ns1.komro.net and ns2.komro.net.
cotec-verlag.de uses the same name server setup as other domains, for instance 80.187.31.in-addr.arpa, cabledigital.net, 31.178.213.in-addr.arpa, 163.133.88.in-addr.arpa and telcoswitch.org.
Host names with two IP numbers:
The host ns1.komro.net points to 2a02:2488:2::1:53:1 and 185.31.60.244.
The host ns2.komro.net points to 2a01:4f8:171:1d4::53 and 136.243.89.213.
Mail Servers
The mail server for cotec-verlag.de is mail.cotec.de.
cotec-verlag.de shares at least some mail servers with other domains, for instance cotec-klassenzimmer.de.
These mail servers are often used with the mail servers mail4.cablenet.de.
Host name mail.cotec.de resolves to IP 37.156.93.10.