concentrek.com - robtex.com

concentrek.com

DNSSEC🔒 Signed (DS record present)
A204.74.99.103🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar
NSudns1.cscdns.net ⭐
A2001:502:f3ff::201🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRedns1.ultradns.com
PTRudns1.cscdns.net
PTRudns1.cscdns.uk
PTRns1.webipdns.com.au
A204.74.66.1🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar
PTRns1.alba.bank
PTRedns1.ultradns.com
PTRudns1.cscdns.net
PTRudns1.cscdns.uk
PTRns1.webipdns.com.au
NSudns2.cscdns.uk
A2001:502:4612::201🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRudns2.cscdns.net
PTRedns1.ultradns.org
PTRudns2.cscdns.uk
PTRns2.webipdns.com.au
A204.74.111.1🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar
PTRns2.alba.bank
PTRudns2.cscdns.net
PTRedns1.ultradns.org
PTRudns2.cscdns.uk
PTRns2.webipdns.com.au
TXTv=spf1 -all
SOAudns1.cscdns.netpremiumdns@support.neustar 2019-10-25 #51

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=1784390927

Same first word

concentrek.com

Similar names

reckonnect.co.uk
reckonnect.com.au
reckonnect.com

DNS History

16 records (3 active, 13 former)

20162017201820192020202120222023202420252026NSudns1.cscdns.netudns2.cscdns.uka4.nstld.comf4.nstld.comg4.nstld.comns1.go2uti.comns2.go2uti.comns3.go2uti.comns4.go2uti.comMXmx1.dsv.c3s2.iphmx.commx1.go2uti.iphmx.commx2.dsv.c3s2.iphmx.commx2.go2uti.iphmx.comA204.74.99.103196.4.62.18205.186.183.120
○NSa4.nstld.com2017-06-28 → 2017-06-28 · 4 obs
○ 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
○NSf4.nstld.com2017-06-28 → 2017-06-28 · 4 obs
○ 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
○NSg4.nstld.com2017-06-28 → 2017-06-28 · 4 obs
○ 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
○NSns1.go2uti.com2015-08-10 → 2016-07-06 · 4 obs
● 2015-08-10 10:31:06
● 2016-07-06 22:54:08
○ 2017-06-28 13:47:38
○ 2026-07-18 16:38:50
○NSns2.go2uti.com2015-08-10 → 2016-07-06 · 4 obs
● 2015-08-10 10:31:06
● 2016-07-06 22:54:08
○ 2017-06-28 13:47:38
○ 2026-07-18 16:38:50
○NSns3.go2uti.com2015-08-10 → 2016-07-06 · 4 obs
● 2015-08-10 10:31:06
● 2016-07-06 22:54:08
○ 2017-06-28 13:47:38
○ 2026-07-18 16:38:50
○NSns4.go2uti.com2015-08-10 → 2016-07-06 · 4 obs
● 2015-08-10 10:31:06
● 2016-07-06 22:54:08
○ 2017-06-28 13:47:38
○ 2026-07-18 16:38:50
●NSudns1.cscdns.net2026-06-09 → 2026-07-18 · 3 obs
○ 2017-06-28 13:47:38
● 2026-06-09 03:29:34
● 2026-07-18 16:38:50
●NSudns2.cscdns.uk2026-06-09 → 2026-07-18 · 3 obs
○ 2017-06-28 13:47:38
● 2026-06-09 03:29:34
● 2026-07-18 16:38:50
○MXmx1.dsv.c3s2.iphmx.com2016-07-06 → 2017-06-28 · 5 obs
○ 2016-02-20 11:02:26
● 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
○MXmx1.go2uti.iphmx.com2015-08-10 → 2016-02-20 · 4 obs
● 2015-08-10 10:31:06
● 2016-02-20 11:02:26
○ 2016-07-06 22:54:08
○ 2026-07-18 16:38:50
○MXmx2.dsv.c3s2.iphmx.com2016-07-06 → 2017-06-28 · 5 obs
○ 2016-02-20 11:02:26
● 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
○MXmx2.go2uti.iphmx.com2015-08-10 → 2016-02-20 · 4 obs
● 2015-08-10 10:31:06
● 2016-02-20 11:02:26
○ 2016-07-06 22:54:08
○ 2026-07-18 16:38:50
○A196.4.62.182016-07-06 → 2017-06-28 · 5 obs
○ 2016-02-20 11:02:26
● 2016-07-06 22:54:08
● 2017-06-28 13:47:38
○ 2026-06-09 03:29:34
○ 2026-07-18 16:38:50
●A204.74.99.1032026-06-09 → 2026-07-18 · 3 obs
○ 2017-06-28 13:47:38
● 2026-06-09 03:29:34
● 2026-07-18 16:38:50
○A205.186.183.1202015-08-10 → 2016-02-20 · 4 obs
● 2015-08-10 10:31:06
● 2016-02-20 11:02:26
○ 2016-07-06 22:54:08
○ 2026-07-18 16:38:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...-
concentrek.comudns1.cscdns.net, udns2.cscdns.uk-

✅ Authoritative Response

Server:204.74.66.1

NS records: udns1.cscdns.net, udns2.cscdns.uk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1095ms | Queries: -

📄 Records

TypeCountSample Data
A1204.74.99.103
NS2udns1.cscdns.net, udns2.cscdns.uk
TXT1v=spf1 -all
SOA1udns1.cscdns.net premiumdns.support.neus

Analysis

IP Addresses

concentrek.com resolves to just one IP address, 204.74.99.103.

Two other host names, along with cambrialodgesouthdakota.com, kraftfoodingredients.com and lufthansa-technik.info, also share IP numbers with concentrek.com.

Name Servers

concentrek.com has two authoritative name servers — udns1.cscdns.net and udns2.cscdns.uk.

concentrek.com shares its NS records with other domains, for example lincolnelectricwgs.ru, orsted.my, avivadevspo.net and two others.

At least some of concentrek.com's name servers are shared with other domains, for example investinyourlifetime.com and manulifececente.ca.

Both udns1.cscdns.net and udns2.cscdns.uk have two IP addresses each. udns1.cscdns.net resolves to 204.74.66.1 and 2001:502:f3ff::201; udns2.cscdns.uk resolves to 204.74.111.1 and 2001:502:4612::201.