`htl-ag.ch`

DNSSEC	⚠️ Not signed
A	92.43.216.142^{🇨🇭 WEBLAND-AS92.43.216.0/21 Webland AG, Switzerland}
		PTR	`wl42.webland.ch`
NS	`ns1.webland.ch` ⭐
		A	92.43.216.7^{🇨🇭 WEBLAND-AS92.43.216.0/21 Webland AG, Switzerland}
			PTR	`ns1.webland.ch`
NS	`ns2.webland.ch`
		A	92.43.217.7^{🇨🇭 WEBLAND-AS92.43.216.0/21 Webland AG, Switzerland}
			PTR	`ns2.webland.ch`
NS	`ns3.webland.ch`
		A	92.43.216.8^{🇨🇭 WEBLAND-AS92.43.216.0/21 Webland AG, Switzerland}
			PTR	`ns3.webland.ch`
NS	`ns4.webland.ch`
		A	92.43.217.8^{🇨🇭 WEBLAND-AS92.43.216.0/21 Webland AG, Switzerland}
			PTR	`ns4.webland.ch`
MX	`htlag-ch0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
TXT	`MS=ms76284634`
TXT	`V=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.webland.ch`postmaster@htl-ag.ch 2021-08-22 #60

`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 2026-04-14 #24

Same first word

htl-ag.ch

Similar names

lth-ag.ch

lth-ag.com

DNS History

7 records (6 active, 1 former)

●NSns1.webland.ch2015-08-14 → 2026-04-14 · 2 obs

● 2015-08-14 19:26:32
● 2026-04-14 10:17:42

●NSns2.webland.ch2015-08-14 → 2026-04-14 · 2 obs

● 2015-08-14 19:26:32
● 2026-04-14 10:17:42

●NSns3.webland.ch2015-08-14 → 2026-04-14 · 2 obs

● 2015-08-14 19:26:32
● 2026-04-14 10:17:42

●NSns4.webland.ch2015-08-14 → 2026-04-14 · 2 obs

● 2015-08-14 19:26:32
● 2026-04-14 10:17:42

●MXhtlag-ch0i.mail.protection.outlook.com2015-12-06 → 2026-04-14 · 3 obs

○ 2015-08-14 19:26:32
● 2015-12-06 23:32:20
● 2026-04-14 10:17:42

○MXmx.actionpoint.ch2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 19:26:32
○ 2015-12-06 23:32:20
○ 2026-04-14 10:17:42

●A92.43.216.1422015-08-14 → 2026-04-14 · 2 obs

● 2015-08-14 19:26:32
● 2026-04-14 10:17:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
htl-ag.ch	ns2.webland.ch, ns4.webland.ch, ns1.webland.ch, ns3.webland.ch	4 records

✅ Authoritative Response

Server:92.43.217.7

NS records: ns2.webland.ch, ns4.webland.ch, ns1.webland.ch, ns3.webland.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 833ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.43.216.142`
NS	4	`ns2.webland.ch, ns1.webland.ch...`
MX	1	`htlag-ch0i.mail.protection.outlook.com (`
TXT	2	`MS=ms76284634, V=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.webland.ch postmaster.htl-ag.ch`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns4.webland.ch, ns3.webland.ch, ns2.webland.ch...)

Analysis

IP Addresses

htl-ag.ch points to a single IP address: 92.43.216.142.

Other host names such as martinbrasser.ch, ergo-muensingen.ch, vendi.ch, augenkompetenz.ch and logosoft.ch share IPs with htl-ag.ch.

Name Servers

htl-ag.ch is delegated to four name servers: ns1.webland.ch, ns2.webland.ch, ns3.webland.ch and ns4.webland.ch.

htl-ag.ch at least partially shares name servers with other domains, for example francoismaret.ch, valma.li, hmueller.ch, zsuzsa.com and primenetworks.ch.