optech.de - dns.ninja
optech.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.133.57🇩🇪 NMM-AS85.13.133.0/24 Neue Medien Muennich | ||||||
| PTR | dd43930.kasserver.com | ||||||
| NS | ns5.kasserver.com ⭐ | ||||||
| A | 85.13.128.3🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich | ||||||
| PTR | ns5.kasserver.com | ||||||
| NS | ns6.kasserver.com | ||||||
| A | 85.13.159.101🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich | ||||||
| PTR | ns6.kasserver.com | ||||||
| MX | w015e325.kasserver.com ⭐ | ||||||
| A | 85.13.133.57🇩🇪 NMM-AS85.13.133.0/24 Neue Medien Muennich | ||||||
| PTR | dd43930.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2602221248 | ||||||
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=1786914171 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSdocks17.rzone.de2015-05-03 → 2016-09-24 · 4 obs
● 2016-09-24 05:48:00
○ 2017-05-31 14:00:12
○ 2026-08-16 21:15:30
●NSns5.kasserver.com2017-05-31 → 2026-08-16 · 3 obs
● 2017-05-31 14:00:12
● 2026-08-16 21:15:30
●NSns6.kasserver.com2017-05-31 → 2026-08-16 · 3 obs
● 2017-05-31 14:00:12
● 2026-08-16 21:15:30
○NSshades14.rzone.de2015-05-03 → 2016-09-24 · 4 obs
● 2016-09-24 05:48:00
○ 2017-05-31 14:00:12
○ 2026-08-16 21:15:30
○MXsmtp.rzone.de2015-05-03 → 2016-09-24 · 4 obs
● 2016-09-24 05:48:00
○ 2017-05-31 14:00:12
○ 2026-08-16 21:15:30
●MXw015e325.kasserver.com2017-05-31 → 2026-08-16 · 3 obs
● 2017-05-31 14:00:12
● 2026-08-16 21:15:30
○A2a01:238:20a:202:1162::2015-05-03 → 2016-09-24 · 4 obs
● 2016-09-24 05:48:00
○ 2017-05-31 14:00:12
○ 2026-08-16 21:15:30
○A81.169.145.1622015-05-03 → 2016-09-24 · 4 obs
● 2016-09-24 05:48:00
○ 2017-05-31 14:00:12
○ 2026-08-16 21:15:30
●A85.13.133.572026-04-04 → 2026-08-16 · 3 obs
● 2026-04-04 07:00:28
● 2026-08-16 21:15:30
○A85.13.157.792017-05-31 → 2017-05-31 · 4 obs
● 2017-05-31 14:00:12
○ 2026-04-04 07:00:28
○ 2026-08-16 21:15:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| optech.de | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optech.de (unsigned zone)
⏱️ Timing
Total: 657ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.133.57 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | w015e325.kasserver.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
IP Addresses
optech.de has exactly one IP address — 85.13.133.57.
w00b0b3d.kasserver.com, w01d05f7.kasserver.com, w00d9271.kasserver.com plus two other host names have IP numbers in common with optech.de.
Name Servers
Two name servers handle the delegation for optech.de: ns5.kasserver.com and ns6.kasserver.com.
The name server configuration of optech.de is shared with other domains, for instance abs-schkeuditz.com, gangelt-nrw.de, devstiller.de and two others.
The name servers of optech.de overlap at least partially with those of other domains — among them leckstopp.de, management-literatur.de, fcbk.de and two more.
These name servers commonly co-occur with the name servers ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Both ns5.kasserver.com and ns6.kasserver.com have a single IP address each — ns5.kasserver.com resolves to 85.13.128.3 while ns6.kasserver.com resolves to 85.13.159.101.
Mail Servers
optech.de uses one mail server — w015e325.kasserver.com.
w015e325.kasserver.com carries a single IP number, which is 85.13.133.57.