`redbricklearning.com`

DNSSEC	⚠️ Not signed
A	23.101.120.195^{🇺🇸 Microsoft23.100.0.0/15 MICROSOFT}
NS	`ns1.carrierzone.com` ⭐
		A	2001:1810:9980:3::10^{🇨🇦 INFB2001:1810:9980::/48 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns1.carrierzone.com`
		A	66.175.41.100^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns1.carrierzone.com`
NS	`ns2.carrierzone.com`
		A	2001:1810:4000:3::10^{🇨🇦 INFB2001:1810:4000::/35 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns2.carrierzone.com`
		A	209.235.144.104^{🇨🇦 INFB209.235.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns2.carrierzone.com`
NS	`ns3.carrierzone.com`
		A	2001:1810:1000:3::10^{🇨🇦 INFB2001:1810:1000::/36}
			PTR	`ns3.myebiz.ca`
			PTR	`ns3.carrierzone.com`
		A	69.49.97.154^{🇨🇦 INFB69.49.96.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns3.carrierzone.com`
NS	`ns4.carrierzone.com` ⚠️ Not in parent delegation
		A	2001:1810:4000:3::11^{🇨🇦 INFB2001:1810:4000::/35 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns4.carrierzone.com`
		A	209.235.143.98^{🇨🇦 INFB209.235.128.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns4.carrierzone.com`
MX	`redbricklearning-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c91d::b^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.9.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00400.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
TXT	`v=msv1 t=273e8cd3-f7ab-459b-ab61-174aa389288f`
TXT	`ms=ms15835279`
TXT	`zniqaut/fobqwvgkpxad1laxzf1cywvhr0himdkrslk7ksvysvyhqxn0ozelj0hydfwff3s05zals...`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`ns1.carrierzone.com`postmaster@carrierzone.com 2021-04-29 #11

`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=1786624374

WOT: SAFE (60/100)

Same first word

redbricklearning.com

DNS History

9 records (6 active, 3 former)

●NSns1.carrierzone.com2026-03-30 → 2026-08-13 · 3 obs

○ 2017-07-10 17:25:24
● 2026-03-30 04:05:22
● 2026-08-13 12:45:34

○NSns1.hickorytech.net2015-06-08 → 2017-07-10 · 4 obs

● 2015-06-08 23:53:18
● 2017-07-10 17:25:24
○ 2026-03-30 04:05:22
○ 2026-08-13 12:45:34

●NSns2.carrierzone.com2026-03-30 → 2026-08-13 · 3 obs

○ 2017-07-10 17:25:24
● 2026-03-30 04:05:22
● 2026-08-13 12:45:34

○NSns2.hickorytech.net2015-06-08 → 2017-07-10 · 4 obs

● 2015-06-08 23:53:18
● 2017-07-10 17:25:24
○ 2026-03-30 04:05:22
○ 2026-08-13 12:45:34

●NSns3.carrierzone.com2026-03-30 → 2026-08-13 · 3 obs

○ 2017-07-10 17:25:24
● 2026-03-30 04:05:22
● 2026-08-13 12:45:34

●NSns4.carrierzone.com2026-03-30 → 2026-08-13 · 3 obs

○ 2017-07-10 17:25:24
● 2026-03-30 04:05:22
● 2026-08-13 12:45:34

●MXredbricklearning-com.mail.protection.outlook.com2015-06-08 → 2026-08-13 · 2 obs

● 2015-06-08 23:53:18
● 2026-08-13 12:45:34

○A216.114.196.2342015-06-08 → 2017-07-10 · 4 obs

● 2015-06-08 23:53:18
● 2017-07-10 17:25:24
○ 2026-03-30 04:05:22
○ 2026-08-13 12:45:34

●A23.101.120.1952026-03-30 → 2026-08-13 · 3 obs

○ 2017-07-10 17:25:24
● 2026-03-30 04:05:22
● 2026-08-13 12:45:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
redbricklearning.com	ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com	6 records

✅ Authoritative Response

Server:66.175.41.100

NS records: ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for redbricklearning.com (unsigned zone)

⏱️ Timing

Total: 352ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.101.120.195`
NS	4	`ns3.carrierzone.com, ns2.carrierzone.com...`
MX	1	`redbricklearning-com.mail.protection.out`
TXT	4	`ms=ms15835279, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.carrierzone.com postmaster.carrierzo`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.carrierzone.com, ns1.carrierzone.com, ns2.carrierzone.com...)

Analysis

IP Addresses

redbricklearning.com points to a single IP number: 23.101.120.195.

Additional host names — accutraninc.com, ekidz.eu, lixcel.com and two others — share IP numbers with redbricklearning.com.

Name Servers

redbricklearning.com has four authoritative name servers: ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com and ns4.carrierzone.com.

redbricklearning.com shares at least some of its name servers with other domains, including talktalkenterprise2.net, srwmd.org, arb.co.uk and two others.

These name servers are frequently seen alongside dns2.earthlink.net, dns3.earthlink.net, ns2.windstreamhosting.biz and 7 other name servers.

The host names ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com and ns4.carrierzone.com each resolve to two IP addresses: ns1.carrierzone.com resolves to 66.175.41.100 and 2001:1810:9980:3::10; ns2.carrierzone.com resolves to 209.235.144.104 and 2001:1810:4000:3::10; ns3.carrierzone.com resolves to 69.49.97.154 and 2001:1810:1000:3::10; ns4.carrierzone.com resolves to 209.235.143.98 and 2001:1810:4000:3::11.

Mail Servers

redbricklearning.com has one mail server: redbricklearning-com.mail.protection.outlook.com.

redbricklearning-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.5, 52.101.9.24, 52.101.11.3 and 5 other.

redbricklearning.com - robtex.com