kennis.com - robtex.com

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`kennis.com`

DNSSEC	⚠️ Not signed
A	91.184.0.109^{🇩🇰 ONECOM}
		PTR	`n05.fwd.prod.hostnet.nl`
NS	`ns01.hostnet.nl` ⭐ 🔒
		A	2001:67c:28cc::13^ONECOM-INFRA
			PTR	`ns1.hostnet.nl`
		A	195.206.121.13^ONECOM-INFRA
			PTR	`ns1.hostnet.nl`
NS	`ns02.hostnet.nl` 🔒
		A	2001:67c:3c0::13^{🇩🇰 ONECOM}
			PTR	`ns2.hostnet.nl`
		A	185.10.11.13^ONECOM
			PTR	`ns2.hostnet.nl`
MX	`d328394.a.ess.de.barracudanetworks.com` ⭐
		A	18.185.115.250^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.251^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.252^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
MX	`d328394.b.ess.de.barracudanetworks.com`⁽²⁰⁾
		A	18.185.115.250^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.251^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.252^{🇩🇪 Amazon}
			PTR	`mail.ess.de.barracuda.com`
TXT	`MS=ms43918131`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.ess.de.barracudanetwork...`
SOA	`ns01.hostnet.nl`hostmaster@hostnet.nl 2026-01-15 #1

`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=1771291435

Up

mail.kennis.com

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DNS History

17 records (5 active, 12 former)

○NSns.xs4all.nl2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

●NSns01.hostnet.nl2026-02-15 → 2026-02-17 · 3 obs

○ 2017-11-22 17:33:56
● 2026-02-15 23:00:24
● 2026-02-17 22:45:22

●NSns02.hostnet.nl2026-02-15 → 2026-02-17 · 3 obs

○ 2017-11-22 17:33:56
● 2026-02-15 23:00:24
● 2026-02-17 22:45:22

○NSns1.hostnet.nl2016-12-20 → 2017-11-22 · 5 obs

○ 2016-04-27 08:48:50
● 2016-12-20 04:09:00
● 2017-11-22 17:33:56
○ 2026-02-15 23:00:24
○ 2026-02-17 22:45:22

○NSns2.hostnetbv.com2016-12-20 → 2017-11-22 · 5 obs

○ 2016-04-27 08:48:50
● 2016-12-20 04:09:00
● 2017-11-22 17:33:56
○ 2026-02-15 23:00:24
○ 2026-02-17 22:45:22

○NSns2.xs4all.nl2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○NSns3.hostnetbv.nl2016-12-20 → 2017-11-22 · 5 obs

○ 2016-04-27 08:48:50
● 2016-12-20 04:09:00
● 2017-11-22 17:33:56
○ 2026-02-15 23:00:24
○ 2026-02-17 22:45:22

●MXd328394.a.ess.de.barracudanetworks.com2026-02-15 → 2026-02-17 · 3 obs

○ 2016-12-20 04:09:00
● 2026-02-15 23:00:24
● 2026-02-17 22:45:22

●MXd328394.b.ess.de.barracudanetworks.com2026-02-15 → 2026-02-17 · 3 obs

○ 2016-12-20 04:09:00
● 2026-02-15 23:00:24
● 2026-02-17 22:45:22

○MXmail.kennis.com2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○MXmx1.xs4all.nl2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○MXmx2.xs4all.nl2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○MXmx3.xs4all.nl2015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○A2a02:2268:ffff:ffff::42017-11-22 → 2017-11-22 · 4 obs

○ 2016-12-20 04:09:00
● 2017-11-22 17:33:56
○ 2026-02-15 23:00:24
○ 2026-02-17 22:45:22

○A83.163.147.1152015-06-18 → 2016-04-27 · 4 obs

● 2015-06-18 11:15:10
● 2016-04-27 08:48:50
○ 2016-12-20 04:09:00
○ 2026-02-17 22:45:22

○A91.184.0.1002016-12-20 → 2017-11-22 · 5 obs

○ 2016-04-27 08:48:50
● 2016-12-20 04:09:00
● 2017-11-22 17:33:56
○ 2026-02-15 23:00:24
○ 2026-02-17 22:45:22

●A91.184.0.1092026-02-15 → 2026-02-17 · 3 obs

○ 2017-11-22 17:33:56
● 2026-02-15 23:00:24
● 2026-02-17 22:45:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kennis.com	ns01.hostnet.nl, ns02.hostnet.nl	-

✅ Authoritative Response

Server: 185.10.11.13

NS records: ns01.hostnet.nl, ns02.hostnet.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kennis.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.184.0.109`
NS	2	`ns01.hostnet.nl, ns02.hostnet.nl`
MX	2	`d328394.a.ess.de.barracudanetworks.com (, d328394.b.ess.de.barracudanetworks.com (`
TXT	2	`MS=ms43918131, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns01.hostnet.nl hostmaster.hostnet.nl`

AI analysis

kennis.com is parent of mail.kennis.com.

kennis.com points to a single IP: 91.184.0.109.

Other host names, for instance monheim.nl, vfim.eu, oranje.support, akkermanskitwerkengroep.nl and pzloket.nl share IP numbers with kennis.com.

kennis.com's delegation is to two name servers ns01.hostnet.nl and ns02.hostnet.nl.

kennis.com shares the same name server configuration as other domains, such as bearcounty.de, synesthesie.nl, yoursecond.net, kinegie.com and phasecooling.com.

Host names with two IP numbers: ns01.hostnet.nl points to 2001:67c:28cc::13 and 195.206.121.13; ns02.hostnet.nl points to 2001:67c:3c0::13 and 185.10.11.13

Two mail servers d328394.a.ess.de.barracudanetworks.com and d328394.b.ess.de.barracudanetworks.com handle kennis.com.

Host names with three IP numbers

Host d328394.a.ess.de.barracudanetworks.com points to 18.185.115.250, 18.185.115.251 and 18.185.115.252

Host d328394.b.ess.de.barracudanetworks.com points to 18.185.115.250, 18.185.115.251 and 18.185.115.252

Host names that point to 18.185.115.250: d328394.a.ess.de.barracudanetworks.com and d328394.b.ess.de.barracudanetworks.com

Host names that point to 18.185.115.251: d328394.a.ess.de.barracudanetworks.com and d328394.b.ess.de.barracudanetworks.com

Host names that point to 18.185.115.252: d328394.a.ess.de.barracudanetworks.com and d328394.b.ess.de.barracudanetworks.com