knowtek.com - dns.ninja

`knowtek.com`

DNSSEC	⚠️ Not signed
A	104.247.81.99^{🇨🇦 TEAMINTERNET-CA-AS104.247.80.0/22 Proxy Registration for Team Internet by Next Dimension}
NS	`ns1.parkingcrew.net` ⭐
		A	13.248.158.159^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a94f3aae71d6f0705.awsglobalaccelerator.com`
NS	`ns2.parkingcrew.net`
		A	76.223.21.9^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a94f3aae71d6f0705.awsglobalaccelerator.com`
MX	`mail.h-email.net` ⭐
		A	5.75.171.74^{🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC}
			PTR	`mail.h-email.net`
		A	5.161.98.212^{🇺🇸 HETZNER-CLOUD2-AS5.161.98.0/24}
			PTR	`mail.h-email.net`
		A	5.161.194.135^{🇺🇸 HETZNER-CLOUD2-AS5.161.194.0/24}
			PTR	`static.135.194.161.5.clients.your-server.de`
		A	49.13.4.90^{🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC}
			PTR	`static.90.4.13.49.clients.your-server.de`
		A	91.107.214.206^{🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC}
			PTR	`static.206.214.107.91.clients.your-server.de`
		A	162.55.164.116^{🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC}
			PTR	`static.116.164.55.162.clients.your-server.de`
		A	165.227.156.49^{🇩🇪 DIGITALOCEAN165.227.144.0/20 DigitalOcean}
			PTR	`mail3.h-email.net`
		A	165.227.159.144^{🇩🇪 DIGITALOCEAN165.227.144.0/20 DigitalOcean}
			PTR	`mail2.h-email.net`
		A	167.235.143.33^{🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC}
			PTR	`mail.h-email.net`
		A	178.62.199.248^{🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean}
			PTR	`mail.h-email.net`
TXT	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
SOA	`ns1.parkingcrew.net`hostmaster@knowtek.com serial=1781004750

`com`

	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=1783790337

Same first word

knowtek.com

knowtek.fi

Similar names

tekknow.dk

kwtoken.com

tekknow.ru

tekknow.kz

tekwonk.com

DNS History

12 records (4 active, 8 former)

●NSns1.parkingcrew.net2026-03-04 → 2026-07-11 · 6 obs

○ 2016-04-28 04:07:30
● 2026-03-04 19:47:08
● 2026-06-04 11:41:36
○ 2026-06-05 04:52:52
● 2026-06-07 03:47:58
● 2026-07-11 17:32:56

●NSns2.parkingcrew.net2026-03-04 → 2026-07-11 · 6 obs

○ 2016-04-28 04:07:30
● 2026-03-04 19:47:08
● 2026-06-04 11:41:36
○ 2026-06-05 04:52:52
● 2026-06-07 03:47:58
● 2026-07-11 17:32:56

○NSns31.domaincontrol.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 13:12:46
○ 2015-11-03 21:35:16
○ 2026-07-11 17:32:56

○NSns32.domaincontrol.com2015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 13:12:46
○ 2015-11-03 21:35:16
○ 2026-07-11 17:32:56

○NSns55.domaincontrol.com2015-11-03 → 2016-04-28 · 5 obs

○ 2015-06-18 13:12:46
● 2015-11-03 21:35:16
● 2016-04-28 04:07:30
○ 2026-03-04 19:47:08
○ 2026-07-11 17:32:56

○NSns56.domaincontrol.com2015-11-03 → 2016-04-28 · 5 obs

○ 2015-06-18 13:12:46
● 2015-11-03 21:35:16
● 2016-04-28 04:07:30
○ 2026-03-04 19:47:08
○ 2026-07-11 17:32:56

●MXmail.h-email.net2026-03-04 → 2026-07-11 · 24 obs

○ 2016-04-28 04:07:30
● 2026-03-04 19:47:08
○ 2026-03-10 17:50:44
● 2026-03-19 06:45:46
○ 2026-03-25 00:20:38
● 2026-03-25 08:50:32
● 2026-03-26 07:27:36
○ 2026-03-30 06:29:00
○ 2026-04-01 02:21:48
● 2026-04-10 21:46:42
○ 2026-04-12 04:46:04
○ 2026-05-07 10:14:32
● 2026-05-12 02:50:32
○ 2026-05-12 18:17:44
● 2026-05-21 12:06:18
● 2026-06-04 11:41:36
○ 2026-06-05 04:52:52
● 2026-06-07 03:47:58
● 2026-06-12 01:56:26
○ 2026-06-12 03:38:24
○ 2026-06-13 00:09:14
● 2026-06-17 03:27:58
○ 2026-07-10 19:16:26
● 2026-07-11 17:32:56

○MXmailstore1.secureserver.net2015-06-18 → 2016-04-28 · 4 obs

● 2015-06-18 13:12:46
● 2016-04-28 04:07:30
○ 2026-03-04 19:47:08
○ 2026-07-11 17:32:56

○MXsmtp.secureserver.net2015-06-18 → 2016-04-28 · 4 obs

● 2015-06-18 13:12:46
● 2016-04-28 04:07:30
○ 2026-03-04 19:47:08
○ 2026-07-11 17:32:56

●A104.247.81.992026-03-04 → 2026-07-11 · 6 obs

○ 2016-04-28 04:07:30
● 2026-03-04 19:47:08
● 2026-06-04 11:41:36
○ 2026-06-05 04:52:52
● 2026-06-07 03:47:58
● 2026-07-11 17:32:56

○A46.252.207.12015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 13:12:46
○ 2015-11-03 21:35:16
○ 2026-07-11 17:32:56

○A50.63.202.782015-11-03 → 2016-04-28 · 5 obs

○ 2015-06-18 13:12:46
● 2015-11-03 21:35:16
● 2016-04-28 04:07:30
○ 2026-03-04 19:47:08
○ 2026-07-11 17:32:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
knowtek.com	ns1.parkingcrew.net, ns2.parkingcrew.net	-

✅ Authoritative Response

Server:76.223.21.9

NS records: ns1.parkingcrew.net, ns2.parkingcrew.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowtek.com (unsigned zone)

⏱️ Timing

Total: 496ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.247.81.99`
NS	2	`ns1.parkingcrew.net, ns2.parkingcrew.net`
MX	1	`mail.h-email.net (pri: 5)`
TXT	1	`v=spf1 ip6:fd1b:212c:a5f9::/48 -all`
SOA	1	`ns1.parkingcrew.net hostmaster.knowtek.c`

Analysis

IP Addresses

knowtek.com points to a single IP number: 104.247.81.99.

Additional host names — host-193-203-58-77.polnet.tv, krg.ro, debtfreesfrreit.com and two others — share IP numbers with knowtek.com.

Name Servers

DNS delegation for knowtek.com points to two name servers: ns1.parkingcrew.net and ns2.parkingcrew.net.

knowtek.com shares its name server setup with other domains, including mail.telefonbuch-altdorf.de, milanocar.it, mail.pb2010.lv and two others.

At least some of knowtek.com's name servers are shared with other domains, for example 135.113.255.80.ochoa.es, static-126.252.96.14-tataidc.co.in, 115.17.53.static-ernakulam.tcl.net.in and two more.

Each of ns1.parkingcrew.net and ns2.parkingcrew.net has one IP address: ns1.parkingcrew.net uses 13.248.158.159 and ns2.parkingcrew.net uses 76.223.21.9.

Mail Servers

knowtek.com has one mail server: mail.h-email.net.

knowtek.com shares the same mail server setup as other domains, including docs-hotel.at, 203-97-127-224.cable.telstraclear.net, collaboration.org.ua and two others.

mail.h-email.net points to 10 IP numbers: 5.75.171.74, 5.161.98.212, 5.161.194.135 and 7 other.