nu-center.com - robtex.com

nu-center.com

DNSSEC⚠️ Not signed
A2a02:ab8:ff01:101::3🇦🇹 KAPPERNET2a02:ab8::/32 AT-KAPPERNET-20080717 PA
PTRlota.justnet.at
A94.136.29.72🇦🇹 KAPPERNET94.136.0.0/19 AT-KAPPERNET-20080717 PA KAPPER NETWORK-COMMUNICATIONS GmbH
NSns1.justnet.at ⭐
A2a02:ab8:ff01:101::3🇦🇹 KAPPERNET2a02:ab8::/32 AT-KAPPERNET-20080717 PA
PTRlota.justnet.at
A94.136.29.72🇦🇹 KAPPERNET94.136.0.0/19 AT-KAPPERNET-20080717 PA KAPPER NETWORK-COMMUNICATIONS GmbH
PTRlota.justnet.at
NSns2.justnet.at
A2a02:ab8:ff01:111::6🇦🇹 KAPPERNET2a02:ab8::/32 AT-KAPPERNET-20080717 PA
A94.136.29.82🇦🇹 KAPPERNET94.136.0.0/19 AT-KAPPERNET-20080717 PA KAPPER NETWORK-COMMUNICATIONS GmbH
NSns3.justnet.at
A185.148.92.5🇦🇹 Alpha-AT-AS185.148.92.0/22
MXmx1.justnet.at ⭐
A2a02:ab8:ff01:101::10🇦🇹 KAPPERNET2a02:ab8::/32 AT-KAPPERNET-20080717 PA
PTRmx1.justnet.at
A94.136.29.68🇦🇹 KAPPERNET94.136.0.0/19 AT-KAPPERNET-20080717 PA KAPPER NETWORK-COMMUNICATIONS GmbH
PTRmx1.justnet.at
TXTv=spf1 mx a include:spf.justnet.at ~all
SOAns1.justnet.atstefan@justnet.at 2026-01-25 #6

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775112112

Previously MX for

nu-center.com

Same first word

nu-center.com

DNS History

13 records (6 active, 7 former)

201820192020202120222023202420252026NSns1.justnet.atns2.justnet.atns3.justnet.atns.inwx.dens1.lawangsewu.comns2.inwx.dens2.lawangsewu.comns3.inwx.euMXmx1.justnet.atnu-center.comA2a02:ab8:ff01:101::394.136.29.72103.225.175.252
○NSns.inwx.de2021-09-24 → 2021-09-24 · 4 obs
○ 2017-05-10 03:38:34
● 2021-09-24 01:27:08
○ 2026-02-16 11:20:38
○ 2026-04-02 06:58:20
●NSns1.justnet.at2026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20
○NSns1.lawangsewu.com2017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 03:38:34
○ 2021-09-24 01:27:08
○ 2026-04-02 06:58:20
○NSns2.inwx.de2021-09-24 → 2021-09-24 · 4 obs
○ 2017-05-10 03:38:34
● 2021-09-24 01:27:08
○ 2026-02-16 11:20:38
○ 2026-04-02 06:58:20
●NSns2.justnet.at2026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20
○NSns2.lawangsewu.com2017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 03:38:34
○ 2021-09-24 01:27:08
○ 2026-04-02 06:58:20
○NSns3.inwx.eu2021-09-24 → 2021-09-24 · 4 obs
○ 2017-05-10 03:38:34
● 2021-09-24 01:27:08
○ 2026-02-16 11:20:38
○ 2026-04-02 06:58:20
●NSns3.justnet.at2026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20
●MXmx1.justnet.at2026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20
○MXnu-center.com2017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 03:38:34
○ 2021-09-24 01:27:08
○ 2026-04-02 06:58:20
○A103.225.175.2522017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 03:38:34
○ 2021-09-24 01:27:08
○ 2026-04-02 06:58:20
●A2a02:ab8:ff01:101::32026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20
●A94.136.29.722026-02-16 → 2026-04-02 · 3 obs
○ 2021-09-24 01:27:08
● 2026-02-16 11:20:38
● 2026-04-02 06:58:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
nu-center.comns2.justnet.at, ns3.justnet.at, ns1.justnet.at-

✅ Authoritative Response

Server:94.136.29.82

NS records: ns2.justnet.at, ns3.justnet.at, ns1.justnet.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nu-center.com (unsigned zone)

⏱️ Timing

Total: 607ms | Queries: -

📄 Records

TypeCountSample Data
A194.136.29.72
AAAA12a02:ab8:ff01:101::3
NS3ns2.justnet.at, ns1.justnet.at...
MX1mx1.justnet.at (pri: 10)
TXT1v=spf1 mx a include:spf.justnet.at ~all
SOA1ns1.justnet.at stefan.justnet.at

Analysis

IP Addresses

Two IP numbers are pointed to by nu-center.com: 2a02:ab8:ff01:101::3 and 94.136.29.72.

other host names include friedstein.at, rkgw.at, klemenshallmann.at, itb.at and rk-grossweikersdorf.at; they share IP numbers with nu-center.com.

Name Servers

nu-center.com is delegated to three name servers ns1.justnet.at, ns2.justnet.at and ns3.justnet.at.

nu-center.com at least partially shares name servers with other domains, for instance rk-grossweikersdorf.at, obermeier.at, topinvest.co.at, bml.co.at and rauchabzug.co.at.

Host names with two IP numbers: The host name ns1.justnet.at points to 2a02:ab8:ff01:101::3 and 94.136.29.72; The host name ns2.justnet.at points to 2a02:ab8:ff01:111::6 and 94.136.29.82.

Host names with one IP number: The host name ns3.justnet.at points to 185.148.92.5.

Mail Servers

nu-center.com is handled by a single mail server, mx1.justnet.at.

nu-center.com uses the same mail server setup as other domains, for instance advocare.at, pen-shop.at, hallmannholding.com, just.at and ra-fuchshuber.at.

mx1.justnet.at resolves to two IPs: 2a02:ab8:ff01:101::10 and 94.136.29.68.