`centurycellular.ca`

DNSSEC	⚠️ Not signed
A	204.11.52.133^{🇨🇦 PRIORITYCOLO204.11.48.0/21 Priority Colo Inc. Netblock}
		PTR	`133-52-11-204-static.prioritycolo.com`
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`
SOA	`ns1.systemdns.com`hostmaster@systemdns.com serial=1752200570

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2604270400

Same first word

centurycellular.ca

centurycellular.com

DNS History

7 records (4 active, 3 former)

●NSns1.systemdns.com2026-04-12 → 2026-04-27 · 3 obs

○ 2017-06-04 12:32:40
● 2026-04-12 12:41:34
● 2026-04-27 04:47:54

●NSns2.systemdns.com2026-04-12 → 2026-04-27 · 3 obs

○ 2017-06-04 12:32:40
● 2026-04-12 12:41:34
● 2026-04-27 04:47:54

○NSns2.tube-e.net2015-08-15 → 2017-06-04 · 4 obs

● 2015-08-15 05:04:58
● 2017-06-04 12:32:40
○ 2026-04-12 12:41:34
○ 2026-04-27 04:47:54

●NSns3.systemdns.com2026-04-12 → 2026-04-27 · 3 obs

○ 2017-06-04 12:32:40
● 2026-04-12 12:41:34
● 2026-04-27 04:47:54

○NSns4.tube-e.net2015-08-15 → 2017-06-04 · 4 obs

● 2015-08-15 05:04:58
● 2017-06-04 12:32:40
○ 2026-04-12 12:41:34
○ 2026-04-27 04:47:54

○NSns6.tube-e.net2015-08-15 → 2017-06-04 · 4 obs

● 2015-08-15 05:04:58
● 2017-06-04 12:32:40
○ 2026-04-12 12:41:34
○ 2026-04-27 04:47:54

●A204.11.52.1332015-08-15 → 2026-04-27 · 2 obs

● 2015-08-15 05:04:58
● 2026-04-27 04:47:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
centurycellular.ca	ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com	-

✅ 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 centurycellular.ca (unsigned zone)

⏱️ Timing

Total: 321ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`204.11.52.133`
NS	3	`ns1.systemdns.com, ns3.systemdns.com...`
SOA	1	`ns1.systemdns.com hostmaster.systemdns.c`

Analysis

IP Addresses

centurycellular.ca resolves to one IP number: 204.11.52.133.

Other host names, for instance 133-52-11-204-static.prioritycolo.com, deaknet.com and archangel.ca share IP numbers with centurycellular.ca.

Name Servers

centurycellular.ca is delegated to three name servers ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.

centurycellular.ca at least partially shares name servers with other domains, for instance uncommonnetworks.ca, crosswindsgroup.com, hotspotbackup.com, molecole.eu and frontstreetdiner.com.

Host names with two IP numbers:

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.

centurycellular.ca - robtex.com