`planonsoftware.ch`

DNSSEC	⚠️ Not signed
A	20.105.232.21^{🇳🇱 Microsoft20.64.0.0/10}
NS	`ns1-37.azure-dns.com` ⭐
		A	2603:1061:0:10::25^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-37.azure-dns.com`
		A	150.171.10.37^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns1-37.azure-dns.com`
NS	`ns2-37.azure-dns.net`
		A	2620:1ec:8ec:10::25^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-37.azure-dns.net`
		A	150.171.16.37^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-37.azure-dns.net`
NS	`ns3-37.azure-dns.org`
		A	2a01:111:4000:10::25^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-37.azure-dns.org`
		A	13.107.222.37^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns3-37.azure-dns.org`
NS	`ns4-37.azure-dns.info` ⚠️ Not in parent delegation
		A	2620:1ec:bda:10::25^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-37.azure-dns.info`
		A	13.107.206.37^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns4-37.azure-dns.info`
TXT	`v=spf1 -all`
SOA	`ns1-37.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-05-10 #33

Same first word

DNS History

19 records (5 active, 14 former)

○NSns01.is.nl2016-07-16 → 2017-03-20 · 5 obs

○ 2016-03-17 21:01:06
● 2016-07-16 18:29:12
● 2017-03-20 14:42:56
○ 2020-01-19 14:06:54
○ 2026-05-10 14:55:12

○NSns02.is.nl2016-07-16 → 2016-07-16 · 4 obs

○ 2016-03-17 21:01:06
● 2016-07-16 18:29:12
○ 2017-03-20 14:42:56
○ 2026-05-10 14:55:12

○NSns03.is.nl2016-07-16 → 2016-07-16 · 4 obs

○ 2016-03-17 21:01:06
● 2016-07-16 18:29:12
○ 2017-03-20 14:42:56
○ 2026-05-10 14:55:12

●NSns1-37.azure-dns.com2026-02-28 → 2026-05-10 · 3 obs

○ 2020-01-19 14:06:54
● 2026-02-28 10:47:52
● 2026-05-10 14:55:12

○NSns1.argewebhosting.eu2020-01-19 → 2020-01-19 · 4 obs

○ 2017-03-20 14:42:56
● 2020-01-19 14:06:54
○ 2026-02-28 10:47:52
○ 2026-05-10 14:55:12

○NSns1.nxs.nl2015-07-22 → 2016-03-17 · 4 obs

● 2015-07-22 11:20:32
● 2016-03-17 21:01:06
○ 2016-07-16 18:29:12
○ 2026-05-10 14:55:12

●NSns2-37.azure-dns.net2026-02-28 → 2026-05-10 · 3 obs

○ 2020-01-19 14:06:54
● 2026-02-28 10:47:52
● 2026-05-10 14:55:12

○NSns2.argewebhosting.com2020-01-19 → 2020-01-19 · 4 obs

○ 2017-03-20 14:42:56
● 2020-01-19 14:06:54
○ 2026-02-28 10:47:52
○ 2026-05-10 14:55:12

○NSns2.nxs.nl2015-07-22 → 2016-03-17 · 4 obs

● 2015-07-22 11:20:32
● 2016-03-17 21:01:06
○ 2016-07-16 18:29:12
○ 2026-05-10 14:55:12

●NSns3-37.azure-dns.org2026-02-28 → 2026-05-10 · 3 obs

○ 2020-01-19 14:06:54
● 2026-02-28 10:47:52
● 2026-05-10 14:55:12

○NSns3.argewebhosting.nl2020-01-19 → 2020-01-19 · 4 obs

○ 2017-03-20 14:42:56
● 2020-01-19 14:06:54
○ 2026-02-28 10:47:52
○ 2026-05-10 14:55:12

○NSns3.nxs.nl2015-07-22 → 2016-03-17 · 4 obs

● 2015-07-22 11:20:32
● 2016-03-17 21:01:06
○ 2016-07-16 18:29:12
○ 2026-05-10 14:55:12

●NSns4-37.azure-dns.info2026-02-28 → 2026-05-10 · 3 obs

○ 2020-01-19 14:06:54
● 2026-02-28 10:47:52
● 2026-05-10 14:55:12

●A20.105.232.212026-02-28 → 2026-05-10 · 3 obs

○ 2020-01-19 14:06:54
● 2026-02-28 10:47:52
● 2026-05-10 14:55:12

○A52.178.29.392017-03-20 → 2020-01-19 · 5 obs

○ 2016-07-16 18:29:12
● 2017-03-20 14:42:56
● 2020-01-19 14:06:54
○ 2026-02-28 10:47:52
○ 2026-05-10 14:55:12

○A84.233.191.562015-07-22 → 2016-07-16 · 4 obs

● 2015-07-22 11:20:32
● 2016-07-16 18:29:12
○ 2017-03-20 14:42:56
○ 2026-05-10 14:55:12

○CNAMEplanon-cl-webapp01.azurewebsites.net2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 14:42:56
○ 2020-01-19 14:06:54
○ 2026-05-10 14:55:12

○CNAMEwaws-prod-am2-087.cloudapp.net2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 14:42:56
○ 2020-01-19 14:06:54
○ 2026-05-10 14:55:12

○CNAMEwaws-prod-am2-087.vip.azurewebsites.windows.net2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 14:42:56
○ 2020-01-19 14:06:54
○ 2026-05-10 14:55:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
planonsoftware.ch	ns1-37.azure-dns.com, ns3-37.azure-dns.org, ns2-37.azure-dns.net	-

✅ Authoritative Response

Server:150.171.16.37

NS records: ns1-37.azure-dns.com, ns3-37.azure-dns.org, ns2-37.azure-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for planonsoftware.ch (unsigned zone)

⏱️ Timing

Total: 568ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.105.232.21`
NS	4	`ns1-37.azure-dns.com, ns2-37.azure-dns.net...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1-37.azure-dns.com azuredns-hostmaster`

Analysis

IP Addresses

planonsoftware.ch resolves to one IP number: 20.105.232.21.

other host names including planonsoftware.nl, lapierrebikes.it, planon.com, planonsoftware.fr and planon.ch share IP numbers with planonsoftware.ch.

Name Servers

planonsoftware.ch is delegated to four name servers: ns1-37.azure-dns.com, ns4-37.azure-dns.info, ns2-37.azure-dns.net and ns3-37.azure-dns.org.

planonsoftware.ch at least partially shares name servers with other domains, for instance buymedsuppnow.com, polimaster.lt, a0b745f0512fccca90db03f187e37b75.azr.footprintdns.com, opensysperu.com and nodes.lt.

Host names with two IP numbers:

ns1-37.azure-dns.com points to 2603:1061:0:10::25 and 150.171.10.37; ns4-37.azure-dns.info points to 2620:1ec:bda:10::25 and 13.107.206.37; ns2-37.azure-dns.net points to 2620:1ec:8ec:10::25 and 150.171.16.37; ns3-37.azure-dns.org points to 2a01:111:4000:10::25 and 13.107.222.37.

planonsoftware.ch - robtex.com