`johnrockefeller.net`

DNSSEC	⚠️ Not signed
NS	`a.misconfigured.dns.server.invalid` ⭐
NS	`ns1.managedns.ca`
		A	66.209.176.1^{🇨🇦 AS4043866.209.176.0/20 NET-66-187-80-0-1}
			PTR	`ns1.managedns.ca`
NS	`ns12.kookiejar.net`
		A	208.73.59.196^{🇨🇦 AS25999208.73.59.0/24 NET-207-167-0-0-1}
			PTR	`h208-73-59-196.dargalsolutions.com`
NS	`ns13.kookiejar.net`
		A	66.209.183.1^{🇨🇦 AS4043866.209.176.0/20 NET-66-187-80-0-1}
			PTR	`ns13.kookiejar.net`
NS	`ns2.managedns.ca`
		A	208.73.59.196^{🇨🇦 AS25999208.73.59.0/24 NET-207-167-0-0-1}
			PTR	`h208-73-59-196.dargalsolutions.com`
MX	`mx01.kolabnow.com` ⭐
		A	212.103.80.153^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
		A	212.103.80.154^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
		A	212.103.80.155^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
MX	`mx02.kolabnow.com`⁽²⁰⁾
		A	212.103.80.153^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
		A	212.103.80.154^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
		A	212.103.80.155^{🇨🇭 NTS212.103.64.0/19 Workspace AG, Bern, Switzerland}
			PTR	`mx.kolabnow.com`
TXT	`v=spf1 mx a:mx.kolabnow.com mx:apheleia-it.ch -all`
SOA	`a.misconfigured.dns.server.invalid`hostmaster@johnrockefeller.net 2026-03-05 #7

`net`

	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=1774360272

🔒 HSTS Preload (+subdomains)

Same first word

johnrockefeller.net

DNS History

19 records (7 active, 12 former)

●NSa.misconfigured.dns.server.invalid2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

●NSns1.managedns.ca2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

●NSns12.kookiejar.net2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

●NSns13.kookiejar.net2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

●NSns2.managedns.ca2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

○NSns71.domaincontrol.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○NSns72.domaincontrol.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○MXalt1.aspmx.l.google.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○MXalt2.aspmx.l.google.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○MXaspmx.l.google.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○MXaspmx2.googlemail.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○MXaspmx3.googlemail.com2015-07-21 → 2019-03-17 · 4 obs

● 2015-07-21 08:41:36
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

●MXmx01.kolabnow.com2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

●MXmx02.kolabnow.com2026-03-24 → 2026-03-24 · 3 obs

○ 2019-03-17 02:33:44
● 2026-03-24 14:00:14
● 2026-03-24 14:00:16

○A138.197.151.202019-03-17 → 2019-03-17 · 4 obs

○ 2017-03-13 06:26:10
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○A167.88.37.682015-11-20 → 2017-03-13 · 5 obs

○ 2015-07-21 08:41:36
● 2015-11-20 19:55:42
● 2017-03-13 06:26:10
○ 2019-03-17 02:33:44
○ 2026-03-24 14:00:16

○A184.168.139.1282015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 08:41:36
○ 2015-11-20 19:55:42
○ 2026-03-24 14:00:16

○A2604:a880:cad:d0::2418:70012019-03-17 → 2019-03-17 · 4 obs

○ 2017-03-13 06:26:10
● 2019-03-17 02:33:44
○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

○A66.209.180.1552026-03-24 → 2026-03-24 · 2 obs

○ 2026-03-24 14:00:14
○ 2026-03-24 14:00:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
johnrockefeller.net	ns12.kookiejar.net, ns13.kookiejar.net, ns1.managedns.ca, ns2.managedns.ca	2 records

✅ Authoritative Response

Server:208.73.59.196

NS records: ns12.kookiejar.net, ns13.kookiejar.net, ns1.managedns.ca, ns2.managedns.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnrockefeller.net (unsigned zone)

⏱️ Timing

Total: 3188ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.managedns.ca, ns2.managedns.ca...`
MX	2	`mx02.kolabnow.com (pri: 20), mx01.kolabnow.com (pri: 10)`
TXT	1	`v=spf1 mx a:mx.kolabnow.com mx:apheleia-`
SOA	1	`a.misconfigured.dns.server.invalid hostm`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns12.kookiejar.net, ns13.kookiejar.net)

Analysis

Name Servers

johnrockefeller.net is delegated to five name servers: ns1.managedns.ca, ns2.managedns.ca, ns12.kookiejar.net, ns13.kookiejar.net and a.misconfigured.dns.server.invalid.

johnrockefeller.net at least partially shares name servers with other domains, including lastmile.ie, 135.146.216.in-addr.arpa, tsolutions.ca, 73.225.194.in-addr.arpa and sports-betting-odds.net.

These name servers are commonly used with ns10.kookiejar.net, ns11.kookiejar.net, ns1.cbsv.jp, ns2.cbsv.jp, ns1.domeeninimi.ee and ns2.domeeninimi.ee.

Host names with a single IP

Host ns1.managedns.ca points to 66.209.176.1.

Host ns2.managedns.ca points to 208.73.59.196.

Host ns12.kookiejar.net points to 208.73.59.196.

Host ns13.kookiejar.net points to 66.209.183.1.

Host names that point to 208.73.59.196: ns2.managedns.ca and ns12.kookiejar.net.

Mail Servers

johnrockefeller.net is served by two mail servers mx01.kolabnow.com and mx02.kolabnow.com.

johnrockefeller.net shares the same mail server setup as other domains, for instance gwright.org.uk, alexanderlerman.com, vancoevorden.eu, brendanrocks.com and nb.mba.

johnrockefeller.net shares at least some mail servers with other domains, for example kolabsystems.com, fixcarwindows.com, pim24.org, opengroupware.ch and watsons.email.

These mail servers are often used together with the mail servers mx03.kolabnow.com.

Host names with three IP numbers

mx01.kolabnow.com points to: 212.103.80.153, 212.103.80.154 and 212.103.80.155

mx02.kolabnow.com points to: 212.103.80.153, 212.103.80.154 and 212.103.80.155

Host names that point to 212.103.80.153: mx01.kolabnow.com and mx02.kolabnow.com

Host names that point to 212.103.80.154: mx01.kolabnow.com and mx02.kolabnow.com

Host names that point to 212.103.80.155: mx01.kolabnow.com and mx02.kolabnow.com

johnrockefeller.net - robtex.com