ncs.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`ncs.com`

DNSSEC	⚠️ Not signed
A	168.146.68.32^{🇺🇸 PEARSON-NA168.146.68.0/22 NCS Pearson Inc.}
		PTR	`us1.redirect.global.pearson.com`
NS	`dns-amer-2.ptns.pearson.com` ⭐ ⚠️ Not in parent delegation
		A	159.182.12.40^{🇺🇸 PEARSON-NA159.182.12.0/24 NCS Pearson Inc.}
			PTR	`dns-amer-2.ptns.pearson.com`
NS	`dns-apac-1.ptns.pearson.com` ⚠️ Not in parent delegation
		A	159.182.67.40^{🇺🇸 PEARSON-APAC159.182.67.0/24 Pearson Group}
			PTR	`dns-apac-1.ptns.pearson.com`
NS	`dns-emea-1.ptns.pearson.com` ⚠️ Not in parent delegation
		A	159.182.79.40^{🇺🇸 PEARSON-EMEA159.182.79.0/24 Pearson Group}
			PTR	`dns-emea-1.ptns.pearson.com`
NS	`ns1.pearson.com` ⚠️ Not in zone NS records
		A	168.146.112.10^{🇺🇸 PEARSON-NA168.146.112.0/24 NCS Pearson Inc.}
			PTR	`ns1.pearson.com`
NS	`ns2.pearson.com` ⚠️ Not in zone NS records
		A	168.146.112.11^{🇺🇸 PEARSON-NA168.146.112.0/24 NCS Pearson Inc.}
			PTR	`ns2.pearson.com`
MX	`ncs-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm1pr04cu00203.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
		A	52.101.41.180^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
TXT	`MS=ms48981051`
TXT	`google-site-verification=2it6azHuVtyJle9T2xadkk_Rt07ViJGoqb9btTu5o9c`
TXT	`v=spf1 include:_spf.ncs_com._d.easydmarc.pro ~all`
SOA	`dns-amer-2.ptns.pearson.com`gns-dnsoperations@pearson.com 2010-11-06 #45

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786961244

Subdomains

pedcsmx1.ncs.com

ncspsmtp.ncs.com

k12.ncs.com

ic.ncs.com

elmheat.ncs.com

elcst.ncs.com

www.ncs.com

vpn.ncs.com

pedcsmx2.ncs.com

webmail.ncs.com

sftp.ncs.com

ncspsmtp2.ncs.com

schoolhouse.ncs.com

Same first word

ncs.fi

ncs.co.jp

ncs.com.sg

ncs.gov.ng

ncs.cn

ncs.com.vn

ncs.co

ncs.net.in

ncs.ee

ncs.k12.in.us

ncs.com.gh

ncs.or.kr

ncs.gmbh

ncs.pl

ncs.or.jp

ncs.to

ncs.sg

ncs.info

ncs.de

ncs.today

ncs.tas.edu.au

ncs.kz

ncs.gov.cn

ncs.gl

ncs.at

ncs.gov.il

ncs.co.th

ncs.co.za

ncs.gov.na

ncs.com.br

ncs.com.tr

ncs.ca

ncs.bg

ncs.com

ncs.se

ncs.bz

ncs.gr

ncs.ru

ncs.school

ncs.guru

ncs.ninja

ncs.ro

ncs.net.au

ncs.ac.uk

ncs.ac.jp

ncs.pw

ncs.ps

ncs.us

ncs.me

ncs.es

ncs.ltd

ncs.uk.com

ncs.be

ncs.lk

ncs.com.ro

ncs.nl

ncs.lv

ncs.am

ncs.net.vn

ncs.co.nz

ncs.business

ncs.dk

ncs.net

ncs.technology

ncs.sk

ncs.org.mz

ncs.org.ng

ncs.edu.bs

ncs.com.pk

ncs.edu.pk

ncs.com.cn

ncs.no

ncs.su

ncs.hr

ncs.nsw.edu.au

ncs.in

ncs.cz

ncs.pt

ncs.gov.in

ncs.network

ncs.ac.th

ncs.care

ncs.ie

ncs.ch

ncs.dev

ncs.fr

ncs.go.kr

ncs.io

ncs.credit

ncs.hu

ncs.com.cy

ncs.gov.ie

ncs.company

ncs.rs

ncs.me.uk

ncs.com.au

Similar names

snc.it

csn.fi

nsc.lt

cns.es

cns.digital

nsc.net.br

snc.ai

scn.pl

csn.com.sg

cns.eu

cns.se

nsc.it

cns.ac.th

nsc.solutions

scn.com.br

nsc.net.au

cns.co.nz

scn.com.uy

csn.biz

nsc.edu

nsc.gov.il

cns.be

cns.kr

nsc.aero

csn.prato.it

snc.be

snc.net

cns.gob.mx

scn.mx

scn.com.cn

cns.ac.cn

nsc.sk

cns.pl

nsc.nl

csn.ag

cns.com.tw

snc.pt

cns.no

snc.ca

csn.awsapps.com

snc.cn

snc.cx

nsc.com.tw

snc.edu

nsc.se

csn.com.tw

scn.inf.br

cns.tools

cns.services

snc.com.tr

cns.re.kr

cns.careers

cns.agency

cns.name

cns.group

cns.com.pl

csn.network

cns.tv

cns.travel

scn.gov.ng

nsc.in

nsc.gov.af

cns.holy.jp

cns.lu

scn.co.in

scn.at

nsc.eu.com

scn.ca

snc.dk

csn.de

nsc.co.kr

nsc.ie

csn.pt

nsc.co.uk

cns.blue

snc.is

DNS History

18 records (7 active, 11 former)

●NSdns-amer-2.ptns.pearson.com2026-02-15 → 2026-08-17 · 3 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

●NSdns-apac-1.ptns.pearson.com2026-02-15 → 2026-08-17 · 3 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

●NSdns-emea-1.ptns.pearson.com2026-02-15 → 2026-08-17 · 3 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

○NSns01.pearson.com2015-08-20 → 2020-03-09 · 4 obs

● 2015-08-20 10:03:02
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

○NSns02.pearson.com2015-08-20 → 2020-03-09 · 4 obs

● 2015-08-20 10:03:02
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

○NSns03.pearson.com2015-08-20 → 2020-03-09 · 4 obs

● 2015-08-20 10:03:02
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

○NSns04.pearson.com2015-08-20 → 2020-03-09 · 4 obs

● 2015-08-20 10:03:02
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

●NSns1.pearson.com2026-02-15 → 2026-08-17 · 3 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

●NSns2.pearson.com2026-02-15 → 2026-08-17 · 3 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

●MXncs-com.mail.protection.outlook.com2026-02-15 → 2026-08-17 · 3 obs

○ 2016-01-10 07:17:34
● 2026-02-15 17:19:26
● 2026-08-17 10:35:08

○MXpedcsmx1.ncs.com2015-08-20 → 2015-12-09 · 4 obs

● 2015-08-20 10:03:02
● 2015-12-09 06:03:16
○ 2016-01-10 07:17:34
○ 2026-08-17 10:35:08

○MXpedcsmx2.ncs.com2015-08-20 → 2015-12-09 · 4 obs

● 2015-08-20 10:03:02
● 2015-12-09 06:03:16
○ 2016-01-10 07:17:34
○ 2026-08-17 10:35:08

○A159.182.16.652015-08-20 → 2015-09-15 · 4 obs

● 2015-08-20 10:03:02
● 2015-09-15 23:57:10
○ 2015-09-18 21:35:08
○ 2026-08-17 10:35:08

○A159.182.72.192026-02-15 → 2026-08-13 · 49 obs

○ 2020-03-09 23:01:22
● 2026-02-15 17:19:26
○ 2026-02-18 07:51:12
● 2026-02-22 01:22:50
● 2026-03-02 00:07:18
○ 2026-03-14 02:29:20
● 2026-03-26 20:31:42
● 2026-03-28 08:56:50
○ 2026-03-29 07:37:54
● 2026-03-29 11:36:04
○ 2026-03-29 19:48:36
● 2026-03-31 11:14:26
○ 2026-04-01 03:43:46
○ 2026-04-07 20:42:10
● 2026-04-08 07:56:16
○ 2026-04-08 14:43:44
○ 2026-04-08 21:17:30
● 2026-04-19 12:50:18
○ 2026-04-22 04:31:34
● 2026-04-23 20:19:26
● 2026-05-05 23:02:26
○ 2026-05-06 12:27:18
○ 2026-05-07 22:07:38
● 2026-05-10 18:10:02
○ 2026-05-11 06:59:54
● 2026-05-11 11:52:28
● 2026-05-14 19:34:06
○ 2026-05-21 03:10:44
○ 2026-05-22 19:22:38
● 2026-05-23 21:48:56
○ 2026-05-28 04:18:32
○ 2026-05-28 12:41:52
● 2026-06-02 11:56:42
○ 2026-06-05 11:43:40
○ 2026-06-06 05:39:10
● 2026-06-06 12:34:54
● 2026-06-15 08:52:52
○ 2026-06-16 14:20:18
● 2026-06-23 01:40:24
○ 2026-06-24 21:00:26
● 2026-06-26 09:14:26
○ 2026-06-29 17:41:16
● 2026-06-30 01:36:26
○ 2026-06-30 17:56:22
● 2026-07-07 09:36:42
○ 2026-07-14 06:27:38
● 2026-08-13 03:43:08
○ 2026-08-17 10:35:06
○ 2026-08-17 10:35:08

●A168.146.68.322026-02-18 → 2026-08-17 · 48 obs

○ 2026-02-15 17:19:26
● 2026-02-18 07:51:12
○ 2026-02-22 01:22:50
○ 2026-03-02 00:07:18
● 2026-03-14 02:29:20
○ 2026-03-26 20:31:42
○ 2026-03-28 08:56:50
● 2026-03-29 07:37:54
○ 2026-03-29 11:36:04
● 2026-03-29 19:48:36
○ 2026-03-31 11:14:26
● 2026-04-01 03:43:46
● 2026-04-07 20:42:10
○ 2026-04-08 07:56:16
● 2026-04-08 14:43:44
● 2026-04-08 21:17:30
○ 2026-04-19 12:50:18
● 2026-04-22 04:31:34
○ 2026-04-23 20:19:26
○ 2026-05-05 23:02:26
● 2026-05-06 12:27:18
● 2026-05-07 22:07:38
○ 2026-05-10 18:10:02
● 2026-05-11 06:59:54
○ 2026-05-11 11:52:28
○ 2026-05-14 19:34:06
● 2026-05-21 03:10:44
● 2026-05-22 19:22:38
○ 2026-05-23 21:48:56
● 2026-05-28 04:18:32
● 2026-05-28 12:41:52
○ 2026-06-02 11:56:42
● 2026-06-05 11:43:40
● 2026-06-06 05:39:10
○ 2026-06-06 12:34:54
○ 2026-06-15 08:52:52
● 2026-06-16 14:20:18
○ 2026-06-23 01:40:24
● 2026-06-24 21:00:26
○ 2026-06-26 09:14:26
● 2026-06-29 17:41:16
○ 2026-06-30 01:36:26
● 2026-06-30 17:56:22
○ 2026-07-07 09:36:42
● 2026-07-14 06:27:38
○ 2026-08-13 03:43:08
● 2026-08-17 10:35:06
● 2026-08-17 10:35:08

○A52.4.47.532015-09-18 → 2020-03-09 · 5 obs

○ 2015-09-15 23:57:10
● 2015-09-18 21:35:08
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

○A54.175.49.622015-09-18 → 2020-03-09 · 5 obs

○ 2015-09-15 23:57:10
● 2015-09-18 21:35:08
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

○A54.209.16.1802015-09-18 → 2020-03-09 · 5 obs

○ 2015-09-15 23:57:10
● 2015-09-18 21:35:08
● 2020-03-09 23:01:22
○ 2026-02-15 17:19:26
○ 2026-08-17 10:35:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net...	-
ncs.com	ns2.pearson.com, ns1.pearson.com	2 records

✅ Authoritative Response

Server:168.146.112.11

NS records: ns2.pearson.com, ns1.pearson.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ncs.com (unsigned zone)

⏱️ Timing

Total: 271ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.146.68.32`
NS	3	`dns-amer-2.ptns.pearson.com, dns-apac-1.ptns.pearson.com...`
MX	1	`ncs-com.mail.protection.outlook.com (pri`
TXT	3	`v=spf1 include:_spf.ncs_com._d.easydmarc, MS=ms48981051...`
SOA	1	`dns-amer-2.ptns.pearson.com gns-dnsopera`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.pearson.com, ns1.pearson.com)

Analysis

Hierarchy

Among the subdomains of ncs.com are pedcsmx1.ncs.com, ncspsmtp.ncs.com, k12.ncs.com, ic.ncs.com, elmheat.ncs.com and a few other host names.

IP Addresses

ncs.com has exactly one IP address — 168.146.68.32.

embanet.biz, talentlens.no, www.gedtest.org plus two other host names have IP numbers in common with ncs.com.

Name Servers

Five name servers handle delegation for ncs.com: ns1.pearson.com, ns2.pearson.com, dns-amer-2.ptns.pearson.com and two others.

There is at least partial name server overlap between ncs.com and other domains — studentenglish.net, qinteractive.co.kr, finishtheged.com and two more among them.

These name servers frequently co-occur with the name servers dns-apac-1.ptns.pearson.com and dns-emea-1.ptns.pearson.com.

Host names resolving to a single IP address:

ns1.pearson.com resolves to 168.146.112.10.

ns2.pearson.com resolves to 168.146.112.11.

dns-amer-2.ptns.pearson.com resolves to 159.182.12.40.

dns-apac-1.ptns.pearson.com resolves to 159.182.67.40.

dns-emea-1.ptns.pearson.com resolves to 159.182.79.40.

Mail Servers

ncs.com uses one mail server — ncs-com.mail.protection.outlook.com.

ncs-com.mail.protection.outlook.com has 8 IP addresses: 52.101.8.42, 52.101.8.51, 52.101.41.22 plus 5 more.