tensor.ca - dns.ninja

`tensor.ca`

DNSSEC	⚠️ Not signed
A	3.143.125.118^{🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix}
		PTR	`ec2-3-143-125-118.us-east-2.compute.amazonaws.com`
A	18.219.86.143^{🇺🇸 Amazon18.216.0.0/14 EC2 CMH prefix}
NS	`a.ns.3m.com` ⭐
		A	2400:cb00:2049:1::a29f:8ae^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.174^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.ns.3m.com`
		A	2400:cb00:2049:1::adf5:3a13^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.19^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`facebook-domain-verification=dl22c42kqjjwb9b9766zevnys16968`
TXT	`google-site-verification=CI6uu5Pyrqc_CEPzyb1_LfTe3ESiPGJGEiq4acqe3q8`
TXT	`v=spf1 -all`
SOA	`a.ns.3m.com`dns@cloudflare.com serial=2406907168

`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=2606171200

Subdomains

www.tensor.ca

Same first word

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tensor.cl

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reston.va.us

DNS History

22 records (4 active, 18 former)

●NSa.ns.3m.com2026-03-09 → 2026-06-17 · 3 obs

○ 2017-04-19 17:55:28
● 2026-03-09 16:35:56
● 2026-06-17 12:42:38

●NSb.ns.3m.com2026-03-09 → 2026-06-17 · 3 obs

○ 2017-04-19 17:55:28
● 2026-03-09 16:35:56
● 2026-06-17 12:42:38

○NSns.3m.com2015-08-02 → 2017-04-19 · 4 obs

● 2015-08-02 04:06:16
● 2017-04-19 17:55:28
○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○NSpigseye.mmm.com2015-08-02 → 2017-04-19 · 4 obs

● 2015-08-02 04:06:16
● 2017-04-19 17:55:28
○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○MXleslie.tensor.ca2015-08-02 → 2017-04-19 · 4 obs

● 2015-08-02 04:06:16
● 2017-04-19 17:55:28
○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○A16.58.144.2202026-03-09 → 2026-03-09 · 4 obs

○ 2017-04-19 17:55:28
● 2026-03-09 16:35:56
○ 2026-03-23 16:44:26
○ 2026-06-17 12:42:38

○A16.58.209.872026-06-09 → 2026-06-09 · 3 obs

○ 2026-05-28 13:28:26
● 2026-06-09 18:27:14
○ 2026-06-17 12:42:38

○A16.59.168.2542026-05-11 → 2026-05-11 · 5 obs

○ 2026-03-23 16:44:26
● 2026-05-11 01:56:42
● 2026-05-11 19:17:30
○ 2026-05-21 00:15:06
○ 2026-06-17 12:42:38

○A18.188.7.2372026-03-09 → 2026-03-09 · 4 obs

○ 2017-04-19 17:55:28
● 2026-03-09 16:35:56
○ 2026-03-23 16:44:26
○ 2026-06-17 12:42:38

●A18.219.86.1432026-06-17 → 2026-06-17 · 2 obs

○ 2026-06-09 18:27:14
● 2026-06-17 12:42:38

○A18.225.94.182026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-11 19:17:30
● 2026-05-21 00:15:06
○ 2026-05-28 13:28:26
○ 2026-06-17 12:42:38

○A192.28.34.172015-08-02 → 2017-04-19 · 4 obs

● 2015-08-02 04:06:16
● 2017-04-19 17:55:28
○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○A3.134.246.432026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-09 16:35:56
● 2026-03-23 16:44:26
○ 2026-05-11 01:56:42
○ 2026-06-17 12:42:38

○A3.135.77.442026-03-23 → 2026-03-23 · 4 obs

○ 2026-03-09 16:35:56
● 2026-03-23 16:44:26
○ 2026-05-11 01:56:42
○ 2026-06-17 12:42:38

○A3.139.197.2442026-06-09 → 2026-06-09 · 3 obs

○ 2026-05-28 13:28:26
● 2026-06-09 18:27:14
○ 2026-06-17 12:42:38

●A3.143.125.1182026-06-17 → 2026-06-17 · 2 obs

○ 2026-06-09 18:27:14
● 2026-06-17 12:42:38

○A3.148.74.1082026-05-11 → 2026-05-11 · 5 obs

○ 2026-03-23 16:44:26
● 2026-05-11 01:56:42
● 2026-05-11 19:17:30
○ 2026-05-21 00:15:06
○ 2026-06-17 12:42:38

○A3.151.159.2302026-03-09 → 2026-06-17 · 2 obs

○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○A3.151.225.2022026-03-09 → 2026-06-17 · 2 obs

○ 2026-03-09 16:35:56
○ 2026-06-17 12:42:38

○A3.19.49.1182026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-11 19:17:30
● 2026-05-21 00:15:06
○ 2026-05-28 13:28:26
○ 2026-06-17 12:42:38

○A3.23.82.1972026-05-28 → 2026-05-28 · 4 obs

○ 2026-05-21 00:15:06
● 2026-05-28 13:28:26
○ 2026-06-09 18:27:14
○ 2026-06-17 12:42:38

○A52.14.237.1622026-05-28 → 2026-05-28 · 4 obs

○ 2026-05-21 00:15:06
● 2026-05-28 13:28:26
○ 2026-06-09 18:27:14
○ 2026-06-17 12:42:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
tensor.ca	b.ns.3m.com, a.ns.3m.com	-

✅ Authoritative Response

Server:173.245.58.19

NS records: b.ns.3m.com, a.ns.3m.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tensor.ca (unsigned zone)

⏱️ Timing

Total: 181ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.143.125.118, 18.219.86.143`
NS	2	`a.ns.3m.com, b.ns.3m.com`
TXT	3	`facebook-domain-verification=dl22c42kqjj, google-site-verification=CI6uu5Pyrqc_CEP...`
SOA	1	`a.ns.3m.com dns.cloudflare.com`

Analysis

Hierarchy

tensor.ca serves as the parent of www.tensor.ca.

IP Addresses

tensor.ca directs to two IP numbers, 3.143.125.118 and 18.219.86.143

Name Servers

The NS records for tensor.ca delegate to a.ns.3m.com and b.ns.3m.com.

tensor.ca shares its NS records with other domains, for example 3mscrapbooking.com, 3maerospace.org, 3mnow.com and two others.

a.ns.3m.com resolves to 162.159.8.174 and 2400:cb00:2049:1::a29f:8ae. Likewise, b.ns.3m.com resolves to 173.245.58.19 and 2400:cb00:2049:1::adf5:3a13 — two IP addresses apiece.