`tdsbvirtualschool.com`

DNSSEC	⚠️ Not signed
A	150.171.109.72^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
NS	`ns1-03.azure-dns.com` ⭐
		A	2603:1061:0:700::3^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
		A	13.107.236.3^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
NS	`ns2-03.azure-dns.net`
		A	2620:1ec:8ec:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
		A	150.171.21.3^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
NS	`ns3-03.azure-dns.org`
		A	2a01:111:4000:700::3^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-03.azure-dns.org`
		A	204.14.183.3^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-03.azure-dns.org`
NS	`ns4-03.azure-dns.info`
		A	2620:1ec:bda:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
		A	208.84.5.3^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
TXT	`v=spf1 -all`
SOA	`ns1-03.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`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=1779504879

WOT: UNKNOWN (62/100)

Subdomains

www.tdsbvirtualschool.com

Same first word

tdsbvirtualschool.com

DNS History

30 records (5 active, 25 former)

●NSns1-03.azure-dns.com2026-02-18 → 2026-05-23 · 3 obs

○ 2017-05-28 06:23:48
● 2026-02-18 22:28:34
● 2026-05-23 03:05:24

○NSns1.d-zone.ca2017-05-28 → 2017-05-28 · 4 obs

○ 2016-07-09 07:14:30
● 2017-05-28 06:23:48
○ 2026-02-18 22:28:34
○ 2026-05-23 03:05:24

○NSns1.tdsb.on.ca2015-07-16 → 2016-07-09 · 5 obs

● 2015-07-16 16:45:48
○ 2015-11-20 15:34:18
● 2016-07-09 07:14:30
○ 2017-05-28 06:23:48
○ 2026-05-23 03:05:24

●NSns2-03.azure-dns.net2026-02-18 → 2026-05-23 · 3 obs

○ 2017-05-28 06:23:48
● 2026-02-18 22:28:34
● 2026-05-23 03:05:24

○NSns2.d-zone.ca2017-05-28 → 2017-05-28 · 4 obs

○ 2016-07-09 07:14:30
● 2017-05-28 06:23:48
○ 2026-02-18 22:28:34
○ 2026-05-23 03:05:24

●NSns3-03.azure-dns.org2026-02-18 → 2026-05-23 · 3 obs

○ 2017-05-28 06:23:48
● 2026-02-18 22:28:34
● 2026-05-23 03:05:24

●NSns4-03.azure-dns.info2026-02-18 → 2026-05-23 · 3 obs

○ 2017-05-28 06:23:48
● 2026-02-18 22:28:34
● 2026-05-23 03:05:24

○NSsp1.domainpeople.com2015-07-16 → 2016-07-09 · 4 obs

● 2015-07-16 16:45:48
● 2016-07-09 07:14:30
○ 2017-05-28 06:23:48
○ 2026-05-23 03:05:24

○NSsp2.domainpeople.com2015-07-16 → 2016-07-09 · 4 obs

● 2015-07-16 16:45:48
● 2016-07-09 07:14:30
○ 2017-05-28 06:23:48
○ 2026-05-23 03:05:24

○A13.107.213.402026-03-05 → 2026-05-06 · 32 obs

○ 2026-02-18 22:28:34
○ 2026-03-05 01:07:18
● 2026-03-05 04:24:34
○ 2026-03-09 03:07:52
○ 2026-03-10 02:58:28
● 2026-03-10 08:13:14
○ 2026-03-11 04:43:24
○ 2026-03-24 22:29:08
● 2026-03-24 23:59:52
○ 2026-03-25 02:05:40
○ 2026-03-28 03:13:18
● 2026-03-28 04:32:12
○ 2026-03-28 11:06:30
○ 2026-03-28 13:32:30
● 2026-03-28 15:01:58
○ 2026-04-01 01:56:30
○ 2026-04-23 13:12:34
● 2026-04-23 14:37:58
○ 2026-04-23 17:35:44
○ 2026-04-26 14:51:18
● 2026-04-27 05:48:30
○ 2026-04-28 08:21:54
○ 2026-04-29 14:59:10
● 2026-04-29 15:30:34
○ 2026-04-29 16:54:54
○ 2026-05-04 03:37:00
● 2026-05-04 05:16:16
○ 2026-05-05 17:49:24
○ 2026-05-06 08:54:14
● 2026-05-06 10:11:56
○ 2026-05-06 23:50:48
○ 2026-05-23 03:05:24

○A13.107.213.692026-02-27 → 2026-03-27 · 16 obs

○ 2026-02-18 22:28:34
● 2026-02-27 15:53:02
● 2026-03-05 01:07:18
○ 2026-03-05 04:24:34
○ 2026-03-11 04:43:24
● 2026-03-17 16:00:18
○ 2026-03-18 02:32:36
○ 2026-03-23 03:23:08
● 2026-03-24 14:03:26
● 2026-03-24 22:29:08
○ 2026-03-24 23:59:52
○ 2026-03-25 02:05:40
● 2026-03-27 07:30:50
● 2026-03-27 16:41:56
○ 2026-03-28 02:41:14
○ 2026-05-23 03:05:24

○A13.107.226.672026-02-18 → 2026-04-01 · 10 obs

○ 2017-05-28 06:23:48
● 2026-02-18 22:28:34
○ 2026-02-27 15:53:02
○ 2026-03-09 03:07:52
● 2026-03-09 04:56:26
○ 2026-03-10 02:58:28
○ 2026-03-28 15:01:58
● 2026-04-01 01:56:30
○ 2026-04-23 01:01:38
○ 2026-05-23 03:05:24

○A13.107.226.692026-04-23 → 2026-04-23 · 4 obs

○ 2026-04-23 14:37:58
● 2026-04-23 17:35:44
○ 2026-04-23 18:13:04
○ 2026-05-23 03:05:24

○A13.107.246.402026-03-05 → 2026-05-06 · 32 obs

○A13.107.246.692026-02-27 → 2026-03-27 · 16 obs

○A13.107.253.672026-02-18 → 2026-04-01 · 10 obs

○A13.107.253.692026-04-23 → 2026-04-23 · 4 obs

○ 2026-04-23 14:37:58
● 2026-04-23 17:35:44
○ 2026-04-23 18:13:04
○ 2026-05-23 03:05:24

○A150.171.109.1452026-04-26 → 2026-05-06 · 12 obs

○ 2026-04-25 21:28:26
● 2026-04-26 13:51:46
○ 2026-04-26 14:51:18
○ 2026-04-27 05:48:30
● 2026-04-28 08:21:54
○ 2026-04-28 12:26:08
○ 2026-05-04 05:16:16
● 2026-05-05 17:49:24
○ 2026-05-05 22:35:56
● 2026-05-06 08:54:14
○ 2026-05-06 10:11:56
○ 2026-05-23 03:05:24

○A150.171.109.1462026-04-25 → 2026-04-29 · 7 obs

○ 2026-04-25 07:06:30
● 2026-04-25 07:53:22
○ 2026-04-25 08:54:40
○ 2026-04-28 13:17:08
● 2026-04-29 04:28:48
○ 2026-04-29 05:01:42
○ 2026-05-23 03:05:24

○A150.171.109.1472026-04-24 → 2026-04-24 · 4 obs

○ 2026-04-24 12:09:34
● 2026-04-24 13:22:44
○ 2026-04-24 22:36:02
○ 2026-05-23 03:05:24

○A150.171.109.1482026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-29 04:28:48
● 2026-04-29 05:01:42
○ 2026-04-29 05:32:44
○ 2026-05-23 03:05:24

○A150.171.109.1492026-04-25 → 2026-04-29 · 7 obs

○ 2026-04-24 22:36:02
● 2026-04-25 07:06:30
○ 2026-04-25 07:53:22
○ 2026-04-29 05:32:44
● 2026-04-29 06:50:30
○ 2026-04-29 14:59:10
○ 2026-05-23 03:05:24

○A150.171.109.1502026-04-23 → 2026-04-30 · 10 obs

○ 2026-04-01 01:56:30
● 2026-04-23 01:01:38
○ 2026-04-23 02:24:40
○ 2026-04-23 23:53:14
● 2026-04-24 09:48:10
○ 2026-04-24 11:35:18
○ 2026-04-29 16:54:54
● 2026-04-30 12:48:28
○ 2026-04-30 13:31:26
○ 2026-05-23 03:05:24

○A150.171.109.332026-03-23 → 2026-05-05 · 20 obs

○ 2026-03-23 02:07:34
● 2026-03-23 03:23:08
○ 2026-03-24 14:03:26
○ 2026-03-24 23:59:52
● 2026-03-25 02:05:40
○ 2026-03-27 07:30:50
○ 2026-04-25 10:24:50
● 2026-04-25 19:04:26
● 2026-04-25 21:28:26
○ 2026-04-26 13:51:46
○ 2026-04-29 15:30:34
● 2026-04-29 16:54:54
○ 2026-04-30 12:48:28
● 2026-04-30 13:31:26
● 2026-05-01 07:21:50
○ 2026-05-01 07:52:42
○ 2026-05-05 17:49:24
● 2026-05-05 22:35:56
○ 2026-05-06 08:54:14
○ 2026-05-23 03:05:24

○A150.171.109.342026-03-23 → 2026-05-01 · 20 obs

○ 2026-03-18 02:32:36
● 2026-03-23 02:07:34
○ 2026-03-23 03:23:08
○ 2026-03-28 11:06:30
● 2026-03-28 12:00:44
○ 2026-03-28 13:32:30
○ 2026-04-23 01:01:38
● 2026-04-23 02:24:40
○ 2026-04-23 13:12:34
○ 2026-04-23 17:35:44
● 2026-04-23 18:13:04
○ 2026-04-23 23:53:14
○ 2026-04-29 05:01:42
● 2026-04-29 05:32:44
○ 2026-04-29 06:50:30
○ 2026-05-01 07:21:50
● 2026-05-01 07:52:42
● 2026-05-01 15:21:16
○ 2026-05-01 16:06:46
○ 2026-05-23 03:05:24

○A150.171.109.352026-03-09 → 2026-04-29 · 25 obs

○ 2026-03-05 04:24:34
● 2026-03-09 03:07:52
○ 2026-03-09 04:56:26
● 2026-03-10 02:58:28
○ 2026-03-10 08:13:14
○ 2026-03-27 16:41:56
● 2026-03-28 02:41:14
● 2026-03-28 03:13:18
○ 2026-03-28 04:32:12
● 2026-03-28 11:06:30
○ 2026-03-28 12:00:44
○ 2026-04-23 02:24:40
● 2026-04-23 13:12:34
○ 2026-04-23 14:37:58
○ 2026-04-24 09:48:10
● 2026-04-24 11:35:18
● 2026-04-24 12:09:34
○ 2026-04-24 13:22:44
○ 2026-04-28 08:21:54
● 2026-04-28 12:26:08
○ 2026-04-28 13:17:08
○ 2026-04-29 06:50:30
● 2026-04-29 14:59:10
○ 2026-04-29 15:30:34
○ 2026-05-23 03:05:24

○A150.171.109.362026-03-11 → 2026-05-06 · 29 obs

○ 2026-03-10 08:13:14
● 2026-03-11 04:43:24
○ 2026-03-17 16:00:18
● 2026-03-18 02:32:36
○ 2026-03-23 02:07:34
○ 2026-04-23 18:13:04
● 2026-04-23 23:53:14
○ 2026-04-24 09:48:10
○ 2026-04-24 13:22:44
● 2026-04-24 22:36:02
○ 2026-04-25 07:06:30
○ 2026-04-25 07:53:22
● 2026-04-25 08:54:40
● 2026-04-25 10:24:50
○ 2026-04-25 19:04:26
○ 2026-04-26 13:51:46
● 2026-04-26 14:51:18
○ 2026-04-27 05:48:30
○ 2026-04-28 12:26:08
● 2026-04-28 13:17:08
○ 2026-04-29 04:28:48
○ 2026-05-01 15:21:16
● 2026-05-01 16:06:46
● 2026-05-04 03:37:00
○ 2026-05-04 05:16:16
○ 2026-05-06 10:11:56
● 2026-05-06 23:50:48
○ 2026-05-23 03:05:22
○ 2026-05-23 03:05:24

○A150.171.109.372026-03-28 → 2026-03-28 · 4 obs

○ 2026-03-28 12:00:44
● 2026-03-28 13:32:30
○ 2026-03-28 15:01:58
○ 2026-05-23 03:05:24

●A150.171.109.722026-05-23 → 2026-05-23 · 3 obs

○ 2026-05-06 23:50:48
● 2026-05-23 03:05:22
● 2026-05-23 03:05:24

○A38.116.192.442015-07-16 → 2017-05-28 · 4 obs

● 2015-07-16 16:45:48
● 2017-05-28 06:23:48
○ 2026-02-18 22:28:34
○ 2026-05-23 03:05:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net...	-
tdsbvirtualschool.com	ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info	2 records

✅ Authoritative Response

Server:13.107.236.3

NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tdsbvirtualschool.com (unsigned zone)

⏱️ Timing

Total: 3108ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.171.109.74`
NS	4	`ns1-03.azure-dns.com, ns2-03.azure-dns.net...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1-03.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)

Analysis

Hierarchy

www.tdsbvirtualschool.com is a subdomain of tdsbvirtualschool.com.

IP Addresses

tdsbvirtualschool.com resolves to just one IP address, 150.171.109.72.

Name Servers

Authority for tdsbvirtualschool.com is delegated across 4 name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.

The name servers of tdsbvirtualschool.com overlap at least partially with those of other domains — among them cvbus.com, jedmau5.com, ibero.edu.br and two more.

Each of the four hosts ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org has two IP addresses. ns1-03.azure-dns.com points to 13.107.236.3 and 2603:1061:0:700::3. ns4-03.azure-dns.info points to 208.84.5.3 and 2620:1ec:bda:700::3. ns2-03.azure-dns.net points to 150.171.21.3 and 2620:1ec:8ec:700::3. ns3-03.azure-dns.org points to 204.14.183.3 and 2a01:111:4000:700::3.

tdsbvirtualschool.com - robtex.com