`tdinteractive.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

DNS History

13 records (6 active, 7 former)

●NSdns-amer-2.ptns.pearson.com2026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

●NSdns-apac-1.ptns.pearson.com2026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

●NSdns-emea-1.ptns.pearson.com2026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

○NSns01.pearson.com2015-05-23 → 2020-02-24 · 4 obs

● 2015-05-23 16:03:34
● 2020-02-24 10:24:16
○ 2026-03-11 07:01:00
○ 2026-03-11 07:01:02

○NSns02.pearson.com2015-05-23 → 2020-02-24 · 4 obs

● 2015-05-23 16:03:34
● 2020-02-24 10:24:16
○ 2026-03-11 07:01:00
○ 2026-03-11 07:01:02

○NSns03.pearson.com2015-05-23 → 2020-02-24 · 4 obs

● 2015-05-23 16:03:34
● 2020-02-24 10:24:16
○ 2026-03-11 07:01:00
○ 2026-03-11 07:01:02

○NSns04.pearson.com2015-05-23 → 2020-02-24 · 4 obs

● 2015-05-23 16:03:34
● 2020-02-24 10:24:16
○ 2026-03-11 07:01:00
○ 2026-03-11 07:01:02

●NSns1.pearson.com2026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

●NSns2.pearson.com2026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

○A159.182.31.502020-02-24 → 2020-02-24 · 4 obs

○ 2017-03-27 18:47:16
● 2020-02-24 10:24:16
○ 2026-03-11 07:01:00
○ 2026-03-11 07:01:02

●A159.182.72.182026-03-11 → 2026-03-11 · 3 obs

○ 2020-02-24 10:24:16
● 2026-03-11 07:01:00
● 2026-03-11 07:01:02

○A165.193.123.2482015-05-23 → 2016-08-10 · 4 obs

● 2015-05-23 16:03:34
● 2016-08-10 15:33:00
○ 2017-03-27 18:47:16
○ 2026-03-11 07:01:02

○A168.146.73.992017-03-27 → 2017-03-27 · 4 obs

○ 2016-08-10 15:33:00
● 2017-03-27 18:47:16
○ 2020-02-24 10:24:16
○ 2026-03-11 07:01:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tdinteractive.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 tdinteractive.com (unsigned zone)

⏱️ Timing

Total: 54ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.182.72.18`
NS	3	`dns-emea-1.ptns.pearson.com, dns-apac-1.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

IP Addresses

tdinteractive.com points to a single IP address: 159.182.72.18.

Other host names such as virtualhighschoolbenefits.com, mycanadianbuscommlab.com, pearsonassses.com, mylabxpress.com and kto8b.com share IPs with tdinteractive.com.

Name Servers

tdinteractive.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.

tdinteractive.com at least partially shares name servers with other domains, for example pearsoncanadaassessment.ca, myemployabilitylab.com, addison-wesley.de, glp-e.org and pearsonclinical.org.

Host names with one IP number:

ns1.pearson.com points to 168.146.112.10

ns2.pearson.com points to 168.146.112.11

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

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

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

tdinteractive.com - robtex.com