netknow.ca - dns.ninja

`netknow.ca`

DNSSEC	⚠️ Not signed
A	204.209.81.1^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
		PTR	`doctor.nl2k.ab.ca`
NS	`doctor.netknow.ca` ⭐ ⚠️ Not in parent delegation
		A	204.209.81.1^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`doctor.nl2k.ab.ca`
NS	`doctor.nl2k.ab.ca` ⚠️ Not in zone NS records
		A	204.209.81.1^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`doctor.nl2k.ab.ca`
NS	`gallifrey.netknow.ca` ⚠️ Not in parent delegation
		A	204.209.81.3^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`gallifrey.nk.ca`
			PTR	`ns2.nk.ca`
			PTR	`uucp.nk.ca`
			PTR	`ns2.nl2k.ab.ca`
NS	`ns2.nl2k.ab.ca` ⚠️ Not in zone NS records
		A	204.209.81.3^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`gallifrey.nk.ca`
			PTR	`ns2.nk.ca`
			PTR	`uucp.nk.ca`
			PTR	`ns2.nl2k.ab.ca`
MX	`doctor.netknow.ca` ⭐
		A	204.209.81.1^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`doctor.nl2k.ab.ca`
MX	`ns2.netknow.ca`⁽⁵⁰⁾
		A	204.209.81.3^{🇨🇦 AS6171204.209.81.0/24 NL2K-AB-CA Netline 2000}
			PTR	`gallifrey.nk.ca`
			PTR	`ns2.nk.ca`
			PTR	`uucp.nk.ca`
			PTR	`ns2.nl2k.ab.ca`
TXT	`v=spf1 mx a ip4:204.209.81.1 ip4:204.209.81.3 -all`
SOA	`doctor.netknow.ca`hostmaster@doctor.netknow.ca 2010-01-02 #2

`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=2608101700

Subdomains

gallifrey.netknow.ca

ns2.netknow.ca

doctor.netknow.ca

www.netknow.ca

Same first word

netknow.de

netknow.ca

Similar names

knewton.biz

knewton.com.cn

knotnew.net

knownet.org

knownet.net

netwonk.com

knewton.de

knewton.com

knewton.ws

kentown.com

knewton.me

knewton.org

knownet.com

knewton.co.uk

konwent.com

nwtekno.org

newknot.com

knewton.net

knowten.com

knotnew.com

knownet.de

nwoknet.net

DNS History

7 records (7 active, 0 former)

●NSdoctor.netknow.ca2015-08-16 → 2026-08-10 · 2 obs

● 2015-08-16 20:26:02
● 2026-08-10 17:32:02

●NSdoctor.nl2k.ab.ca2026-02-16 → 2026-08-10 · 3 obs

○ 2015-08-16 20:26:02
● 2026-02-16 22:55:22
● 2026-08-10 17:32:02

●NSgallifrey.netknow.ca2015-08-16 → 2026-08-10 · 2 obs

● 2015-08-16 20:26:02
● 2026-08-10 17:32:02

●NSns2.nl2k.ab.ca2026-02-16 → 2026-08-10 · 3 obs

○ 2015-08-16 20:26:02
● 2026-02-16 22:55:22
● 2026-08-10 17:32:02

●MXdoctor.netknow.ca2015-08-16 → 2026-08-10 · 2 obs

● 2015-08-16 20:26:02
● 2026-08-10 17:32:02

●MXns2.netknow.ca2015-08-16 → 2026-08-10 · 2 obs

● 2015-08-16 20:26:02
● 2026-08-10 17:32:02

●A204.209.81.12015-08-16 → 2026-08-10 · 2 obs

● 2015-08-16 20:26:02
● 2026-08-10 17:32:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
netknow.ca	ns2.nl2k.ab.ca, doctor.nl2k.ab.ca	1 record

✅ Authoritative Response

Server:204.209.81.3

NS records: ns2.nl2k.ab.ca, doctor.nl2k.ab.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for netknow.ca (unsigned zone)

⏱️ Timing

Total: 2654ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`204.209.81.1`
NS	2	`doctor.netknow.ca, gallifrey.netknow.ca`
MX	2	`ns2.netknow.ca (pri: 50), doctor.netknow.ca (pri: 3)`
TXT	1	`v=spf1 mx a ip4:204.209.81.1 ip4:204.209`
SOA	1	`doctor.netknow.ca hostmaster.doctor.netk`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (doctor.nl2k.ab.ca)

Analysis

Hierarchy

netknow.ca has four subdomains: gallifrey.netknow.ca, ns2.netknow.ca, doctor.netknow.ca and www.netknow.ca.

IP Addresses

netknow.ca resolves to one IP address: 204.209.81.1.

mail.camgt.com, secure.nl2k.ab.ca, doctor.internetalberta.ca and two other host names share IP numbers with netknow.ca.

Name Servers

The authoritative name servers for netknow.ca are doctor.netknow.ca, gallifrey.netknow.ca, doctor.nl2k.ab.ca and ns2.nl2k.ab.ca.

There is at least partial name server overlap between netknow.ca and other domains — albertainternet.ca, healthcareandrehab.com, lpeser.ca and two more among them.

The name servers gallifrey.nl2k.ab.ca, doctor.albertainternet.ca and gallifrey.albertainternet.ca are often found in combination with these name servers.

Of the four host names doctor.netknow.ca, gallifrey.netknow.ca, doctor.nl2k.ab.ca and ns2.nl2k.ab.ca, each resolves to a single IP address: doctor.netknow.ca to 204.209.81.1, gallifrey.netknow.ca to 204.209.81.3, doctor.nl2k.ab.ca to 204.209.81.1 and ns2.nl2k.ab.ca to 204.209.81.3.

The host names doctor.netknow.ca and doctor.nl2k.ab.ca both resolve to 204.209.81.1 IP addresses.

The host names gallifrey.netknow.ca and ns2.nl2k.ab.ca both resolve to 204.209.81.3 IP addresses.

Mail Servers

Mail for netknow.ca is handled by two mail servers — doctor.netknow.ca and ns2.netknow.ca.

Hosts with just one IP address:

ns2.netknow.ca resolves to 204.209.81.3.