trgroup.de - robtex.com

trgroup.de

DNSSEC⚠️ Not signed
A195.90.221.194🇩🇪 EVANZOAS195.90.192.0/18
PTRdione.i-st.net
NSns.i-st.net
A80.148.51.2🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider
PTRns.i-st.net
NSns2.i-st.net
A80.148.52.66🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider
PTRns2.i-st.net
MXmx.tr-gruppe.de
A80.148.49.43🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider
PTRmx.tr-gruppe.de
SOAns2.i-st.netkenan\@ay.tr-electronic.de 2026-04-30 #5

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=1786592880

Same first word

Similar names

DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026NSns.i-st.netns2.i-st.netMXmx.tr-gruppe.demail1.tr-gruppe.deA195.90.221.19480.148.52.75
NSns.i-st.net2015-06-22 → 2026-08-13 · 2 obs
● 2015-06-22 23:36:00
● 2026-08-13 03:53:18
NSns2.i-st.net2015-06-22 → 2026-08-13 · 2 obs
● 2015-06-22 23:36:00
● 2026-08-13 03:53:18
MXmail1.tr-gruppe.de2015-06-22 → 2016-01-24 · 4 obs
● 2015-06-22 23:36:00
● 2016-01-24 03:43:30
○ 2016-04-14 05:54:50
○ 2026-08-13 03:53:18
MXmx.tr-gruppe.de2016-04-14 → 2026-08-13 · 6 obs
○ 2016-01-24 03:43:30
● 2016-04-14 05:54:50
● 2019-11-15 05:50:38
○ 2026-08-08 07:32:02
● 2026-08-13 00:29:48
● 2026-08-13 03:53:18
A195.90.221.1942026-06-30 → 2026-08-13 · 5 obs
○ 2019-11-15 05:50:38
● 2026-06-30 18:58:16
○ 2026-08-08 07:32:02
● 2026-08-13 00:29:48
● 2026-08-13 03:53:18
A80.148.52.752015-06-22 → 2019-11-15 · 4 obs
● 2015-06-22 23:36:00
● 2019-11-15 05:50:38
○ 2026-06-30 18:58:16
○ 2026-08-13 03:53:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
trgroup.dens.i-st.net, ns2.i-st.net-

✅ Authoritative Response

Server:80.148.51.2

NS records: ns.i-st.net, ns2.i-st.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for trgroup.de (unsigned zone)

⏱️ Timing

Total: 2833ms | Queries: -

📄 Records

TypeCountSample Data
A1195.90.221.194
NS2ns2.i-st.net, ns.i-st.net
MX1mx.tr-gruppe.de (pri: 10)
SOA1ns2.i-st.net kenan\.ay.tr-electronic.de

Analysis

IP Addresses

trgroup.de has exactly one IP address — 195.90.221.194.

trsystems.de, jauch.com.tw, lippert-edv.de plus two other host names have IP numbers in common with trgroup.de.

Name Servers

trgroup.de is served by two delegated name servers, ns2.i-st.net and ns.i-st.net.

The name server configuration of trgroup.de is shared with other domains, for instance grafsyteco.de, seilnacht.com, wohnen-auf-mallorca.com and two others.

trgroup.de partially shares its NS delegation with several other domains, including software-express.de, 51.148.80.in-addr.arpa, dyn.tro-cloud.de and two others.

These name servers often co-occur with the name servers ns3.i-st.net.

ns2.i-st.net resolves to 80.148.52.66. ns.i-st.net resolves to 80.148.51.2. Both host names point to a single IP number.

Mail Servers

trgroup.de uses one mail server — mx.tr-gruppe.de.

The mail server configuration of trgroup.de is identical to that of other domains, for example tr-gruppe.org and tr-automation.de.

There is one IP number for mx.tr-gruppe.de: 80.148.49.43.