`mathassessment.com`

DNSSEC	⚠️ Not signed
A	159.182.72.18^{🇺🇸 PEARSON-EMEA159.182.72.0/21 NCS Pearson Inc.}
		PTR	`lo1.park.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`
TXT	`v=spf1 -all`
SOA	`dns-amer-2.ptns.pearson.com`gns-dnsoperations@pearson.com serial=7

`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=1771291435

Subdomains

www.mathassessment.com

Same first word

mathassessment.com

DNS History

12 records (6 active, 6 former)

●NSdns-amer-2.ptns.pearson.com2026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

●NSdns-apac-1.ptns.pearson.com2026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

●NSdns-emea-1.ptns.pearson.com2026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

○NSns01.pearson.com2015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

○NSns02.pearson.com2015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

○NSns03.pearson.com2015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

○NSns04.pearson.com2015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

●NSns1.pearson.com2026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

●NSns2.pearson.com2026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

○MXmail77.pearsontc.net2015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

●A159.182.72.182026-03-10 → 2026-03-10 · 3 obs

○ 2019-03-24 19:10:28
● 2026-03-10 09:45:54
● 2026-03-10 09:45:56

○A63.224.29.2082015-08-13 → 2019-03-24 · 4 obs

● 2015-08-13 20:28:42
● 2019-03-24 19:10:28
○ 2026-03-10 09:45:54
○ 2026-03-10 09:45:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
mathassessment.com	ns2.pearson.com, ns1.pearson.com	2 records

✅ Authoritative Response

Server: 168.146.112.10

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathassessment.com (unsigned zone)

⏱️ Timing

Total: 150ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.182.72.18`
NS	3	`dns-apac-1.ptns.pearson.com, dns-amer-2.ptns.pearson.com...`
TXT	1	`v=spf1 -all`
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

The parent of www.mathassessment.com is mathassessment.com.

IP Addresses

mathassessment.com points to an IP address: 159.182.72.18.

other host names include leaderset.com, mymedicalterminologylab.org, projectboxes.co.uk, pearsonetexts.org and nespractice.com; they share IP numbers with mathassessment.com.

Name Servers

mathassessment.com is delegated to five name servers: ns1.pearson.com, ns2.pearson.com, dns-amer-2.ptns.pearson.com, dns-apac-1.ptns.pearson.com and dns-emea-1.ptns.pearson.com.

mathassessment.com at least partially shares name servers with other domains, for instance hi.com.au, cutthefat.com, mygrammarlab.net, mydevelopmentlab.biz and pearsonclinical.net.

Host names with a single IP address:

Host ns1.pearson.com points to 168.146.112.10.

Host ns2.pearson.com points to 168.146.112.11.

Host dns-amer-2.ptns.pearson.com points to 159.182.12.40.

Host dns-apac-1.ptns.pearson.com points to 159.182.67.40.

Host dns-emea-1.ptns.pearson.com points to 159.182.79.40.

mathassessment.com - robtex.com