`cjbmanagement.com`

DNSSEC	⚠️ Not signed
NS	`ns1.systemdns.com` ⭐
		A	2604:4000:0:d:216:40:47:90^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns1.systemdns.com`
		A	216.40.47.90^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`ns1.systemdns.com`
NS	`ns2.systemdns.com`
		A	2604:4000:2800:d:64:99:148:16^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`ns2.systemdns.com`
		A	64.98.148.16^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`ns2.systemdns.com`
NS	`ns3.systemdns.com`
		A	2604:4000:0:d:64:99:96:36^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns3.systemdns.com`
		A	64.99.96.36^{🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2}
			PTR	`ns3.systemdns.com`
MX	`mx.cjbmanagement.com.cust.b.hostedemail.com` ⭐
		A	64.98.36.4^{🇨🇦 TUCOWS-364.98.36.0/24}
			PTR	`mx.b.hostedemail.com`
TXT	`v=spf1 include:_spf.hostedemail.com include:registrarmail.net -all`
SOA	`ns1.systemdns.com`hostmaster@systemdns.com serial=1741664020

`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=1776658597

⚠️ On DNS blocklist: multi, pro, pro.plus, ultimate

Same first word

cjbmanagement.com

DNS History

8 records (4 active, 4 former)

○NSns-1129.awsdns-13.org2017-12-19 → 2017-12-19 · 4 obs

○ 2016-12-28 21:51:26
● 2017-12-19 15:36:28
○ 2026-03-21 05:33:28
○ 2026-04-20 04:25:52

○NSns-134.awsdns-16.com2017-12-19 → 2017-12-19 · 4 obs

○ 2016-12-28 21:51:26
● 2017-12-19 15:36:28
○ 2026-03-21 05:33:28
○ 2026-04-20 04:25:52

○NSns-1629.awsdns-11.co.uk2017-12-19 → 2017-12-19 · 4 obs

○ 2016-12-28 21:51:26
● 2017-12-19 15:36:28
○ 2026-03-21 05:33:28
○ 2026-04-20 04:25:52

○NSns-953.awsdns-55.net2017-12-19 → 2017-12-19 · 4 obs

○ 2016-12-28 21:51:26
● 2017-12-19 15:36:28
○ 2026-03-21 05:33:28
○ 2026-04-20 04:25:52

●NSns1.systemdns.com2015-06-25 → 2026-04-20 · 5 obs

● 2015-06-25 07:51:28
● 2016-12-28 21:51:26
○ 2017-12-19 15:36:28
● 2026-03-21 05:33:28
● 2026-04-20 04:25:52

●NSns2.systemdns.com2015-06-25 → 2026-04-20 · 5 obs

● 2015-06-25 07:51:28
● 2016-12-28 21:51:26
○ 2017-12-19 15:36:28
● 2026-03-21 05:33:28
● 2026-04-20 04:25:52

●NSns3.systemdns.com2015-06-25 → 2026-04-20 · 5 obs

● 2015-06-25 07:51:28
● 2016-12-28 21:51:26
○ 2017-12-19 15:36:28
● 2026-03-21 05:33:28
● 2026-04-20 04:25:52

●MXmx.cjbmanagement.com.cust.b.hostedemail.com2015-06-25 → 2026-04-20 · 2 obs

● 2015-06-25 07:51:28
● 2026-04-20 04:25:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
cjbmanagement.com	ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com	6 records

✅ Authoritative Response

Server:216.40.47.90

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cjbmanagement.com (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns3.systemdns.com, ns2.systemdns.com...`
MX	1	`mx.cjbmanagement.com.cust.b.hostedemail.`
TXT	1	`v=spf1 include:_spf.hostedemail.com incl`
SOA	1	`ns1.systemdns.com hostmaster.systemdns.c`

📌 Glue Records Collected

Total: 6

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

Analysis

Name Servers

The delegation for cjbmanagement.com is handled by three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.

cjbmanagement.com at least partially shares name servers with other domains, for instance egadiweb.com, lafraesconsulting.com, restorationhairca.com, ip-stayhealthy.com and digitalscr.in.

Two IP numbers per host:

ns1.systemdns.com points to 2604:4000:0:d:216:40:47:90 and 216.40.47.90.

ns2.systemdns.com points to 2604:4000:2800:d:64:99:148:16 and 64.98.148.16.

ns3.systemdns.com points to 2604:4000:0:d:64:99:96:36 and 64.99.96.36.

Mail Servers

cjbmanagement.com is handled by a single mail server, mx.cjbmanagement.com.cust.b.hostedemail.com.

mx.cjbmanagement.com.cust.b.hostedemail.com points to a single IP: 64.98.36.4.

cjbmanagement.com - robtex.com