`columbia.ca`

DNSSEC	⚠️ Not signed
A	69.163.230.8^{🇺🇸 AS2634769.163.128.0/17 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
		PTR	`dp-b373980797.dreamhostps.com`
NS	`dns2.internic.ca` ⭐
		A	54.200.36.149^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.internic.ca`
		A	54.200.64.168^{🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix}
			PTR	`dns2.internic.ca`
NS	`dns.internic.ca`
		A	54.236.82.34^{🇺🇸 Amazon54.236.64.0/18 EC2 IAD prefix}
			PTR	`dns.internic.ca`
		A	54.236.220.120^{🇺🇸 Amazon54.236.128.0/17 EC2 IAD prefix}
			PTR	`dns.internic.ca`
MX	`columbia-ca.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::3^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	52.101.190.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	52.101.190.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`MS=ms97499502`
TXT	`google-site-verification=CWCSkxgASB-Xo2FASVhUX2iaA02nN5n7ZPZIHymJqHY`
TXT	`ZA=1VBWxIYuT+f5ltGKEQNK1Q==`
TXT	`d365mktkey=ueOK4BHWX9Pgx79eIlws3CWdjJtY3RTkydOs1K8x60sx`
TXT	`v=spf1 ip4:64.141.113.98 include:spf.protection.outlook.com ~all`
TXT	`bcn=7370B7A4-8B8B-11ED-BC81-79E4150842F0`
SOA	`dns.internic.ca`noc@internic.ca 2026-07-23 #1

`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=2607291530

Subdomains

piwik.columbia.ca

portal.columbia.ca

proxy.columbia.ca

Same first word

columbia.md

columbia.ee

columbia.co.jp

columbia.pe

columbia.ca

columbia.edu.pe

columbia.solar

columbia.im

columbia.com.ar

columbia.com

columbia.se

columbia.com.ua

columbia.care

columbia.ru

columbia.hu

columbia.com.uy

columbia.com.pl

columbia.ch

columbia.com.br

columbia.mp

columbia.info

columbia.com.co

columbia.tn

columbia.co.il

columbia.com.mx

columbia.pa

columbia.com.hk

columbia.co.th

columbia.ab.ca

columbia.com.tw

columbia.or.us

columbia.net

columbia.je

columbia.at

columbia.business

columbia.fi

columbia.university

columbia.co.kr

columbia.church

columbia.kr

columbia.es

columbia.eu

columbia.pl

columbia.k12.pa.us

columbia.ny.us

columbia.cz

columbia.org

columbia.rentals

columbia.cl

columbia.ua

columbia.lt

columbia.reit

columbia.in.ua

columbia.jp

columbia.com.ng

columbia.dk

columbia.com.py

columbia.pictures

columbia.mo.us

columbia.ae

columbia.com.hr

columbia.bo

columbia.com.de

columbia.edu.py

columbia.org.mz

columbia.k12.oh.us

columbia.or.kr

columbia.wa.us

columbia.wi.us

columbia.ws

columbia.de

columbia.mx

columbia.co.uk

columbia.coffee

columbia.pt

columbia.com.tr

columbia.co.cr

columbia.life

columbia.com.sg

columbia.edu

columbia.ga.us

columbia.k12.mo.us

columbia.asia

columbia.no

columbia.ink

columbia.biz

columbia.su

columbia.net.nz

columbia.sa

columbia.io

Similar names

columbai.com

columiba.com

malibuoc.com

icolumba.com

mialcubo.cl

amicoblu.it

amicoblu.org

culombia.com

colmubia.com

amicoblu.com

colabium.ru

acumobil.pl

cubomail.com

DNS History

6 records (4 active, 2 former)

●NSdns.internic.ca2015-08-01 → 2026-07-29 · 2 obs

● 2015-08-01 20:28:56
● 2026-07-29 16:21:06

●NSdns2.internic.ca2026-07-13 → 2026-07-29 · 3 obs

○ 2015-08-01 20:28:56
● 2026-07-13 09:21:34
● 2026-07-29 16:21:06

●MXcolumbia-ca.mail.protection.outlook.com2026-07-13 → 2026-07-29 · 2 obs

● 2026-07-13 09:21:34
● 2026-07-29 16:21:06

○A66.46.101.222015-08-01 → 2017-03-29 · 4 obs

● 2015-08-01 20:28:56
● 2017-03-29 04:37:38
○ 2026-07-13 09:21:34
○ 2026-07-29 16:21:06

●A69.163.230.82026-07-13 → 2026-07-29 · 3 obs

○ 2017-03-29 04:37:38
● 2026-07-13 09:21:34
● 2026-07-29 16:21:06

○CNAMEproxy.columbia.ca2015-08-01 → 2017-03-29 · 4 obs

● 2015-08-01 20:28:56
● 2017-03-29 04:37:38
○ 2026-07-13 09:21:34
○ 2026-07-29 16:21:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
columbia.ca	dns.internic.ca, dns2.internic.ca	2 records

✅ Authoritative Response

Server:54.236.220.120

NS records: dns.internic.ca, dns2.internic.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for columbia.ca (unsigned zone)

⏱️ Timing

Total: 366ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.163.230.8`
NS	2	`dns2.internic.ca, dns.internic.ca`
MX	1	`columbia-ca.mail.protection.outlook.com`
TXT	6	`MS=ms97499502, google-site-verification=CWCSkxgASB-Xo2F...`
SOA	1	`dns.internic.ca noc.internic.ca`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns2.internic.ca, dns.internic.ca)

Analysis

Hierarchy

columbia.ca sits above piwik.columbia.ca, portal.columbia.ca and proxy.columbia.ca in the domain hierarchy.

IP Addresses

columbia.ca resolves to one IP address: 69.163.230.8.

Name Servers

columbia.ca is served by two delegated name servers, dns2.internic.ca and dns.internic.ca.

columbia.ca uses the same name servers as several other domains — among them wytech.ca, basecalgary.ca, parkviewcemetery.ca and two more.

The DNS delegation for columbia.ca at least partly coincides with that of other domains, index.ca being one example.

Each of the two host names carries two IP addresses: dns2.internic.ca points to 54.200.36.149 and 54.200.64.168, and dns.internic.ca points to 54.236.82.34 and 54.236.220.120.

Mail Servers

Mail for columbia.ca is handled by a single mail server, columbia-ca.mail.protection.outlook.com.

columbia-ca.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.190.0, 52.101.190.1, 52.101.190.3 and 5 others.

columbia.ca - robtex.com

columbia.ca

ca