`schulsackonline.ch`

DNSSEC	⚠️ Not signed
A	193.247.72.217^{🇨🇭 CYBERLINK193.247.72.0/24 Cyberlink AG}
		PTR	`web17.glarotech.ch`
NS	`ns2.glaro.ch` ⭐
		A	62.12.149.254^{🇨🇭 CYBERLINK62.12.128.0/17 Cyberlink Internet Services AG}
			PTR	`ns2.glaro.ch`
NS	`ns3.glaro.ch`
		A	193.247.72.125^{🇨🇭 CYBERLINK193.247.72.0/24 Cyberlink AG}
			PTR	`web25.glarotech.ch`
NS	`ns4.glaro.ch`
		A	193.247.72.19^{🇨🇭 CYBERLINK193.247.72.0/24 Cyberlink AG}
			PTR	`ns4.glaro.ch`
MX	`schulsackonline.ch` ⭐
		A	193.247.72.217^{🇨🇭 CYBERLINK193.247.72.0/24 Cyberlink AG}
			PTR	`web17.glarotech.ch`
TXT	`v=spf1 +a +mx +ip4:62.12.149.231 +ip4:193.247.72.217 ~all`
SOA	`ns2.glaro.ch`server@glarotech.ch 2026-03-29 #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 2026-04-05 #6

MX for

schulsackonline.ch

Same first word

schulsackonline.ch

DNS History

6 records (5 active, 1 former)

●NSns2.glaro.ch2018-05-14 → 2026-04-05 · 2 obs

● 2018-05-14 16:20:32
● 2026-04-05 01:36:06

●NSns3.glaro.ch2018-05-14 → 2026-04-05 · 2 obs

● 2018-05-14 16:20:32
● 2026-04-05 01:36:06

●NSns4.glaro.ch2018-05-14 → 2026-04-05 · 2 obs

● 2018-05-14 16:20:32
● 2026-04-05 01:36:06

●MXschulsackonline.ch2018-05-14 → 2026-04-05 · 2 obs

● 2018-05-14 16:20:32
● 2026-04-05 01:36:06

●A193.247.72.2172026-02-24 → 2026-04-05 · 3 obs

○ 2018-05-14 16:20:32
● 2026-02-24 10:25:16
● 2026-04-05 01:36:06

○A62.12.149.1892018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 16:20:32
○ 2026-02-24 10:25:16
○ 2026-04-05 01:36:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
schulsackonline.ch	ns4.glaro.ch, ns2.glaro.ch, ns3.glaro.ch	3 records

✅ Authoritative Response

Server:193.247.72.19

NS records: ns4.glaro.ch, ns2.glaro.ch, ns3.glaro.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schulsackonline.ch (unsigned zone)

⏱️ Timing

Total: 3561ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.247.72.217`
NS	3	`ns4.glaro.ch, ns3.glaro.ch...`
MX	1	`schulsackonline.ch (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:62.12.149.231 +ip4:19`
SOA	1	`ns2.glaro.ch server.glarotech.ch`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns4.glaro.ch, ns3.glaro.ch, ns2.glaro.ch)

Analysis

Mail Server Role

For schulsackonline.ch, the mail server is schulsackonline.ch.

IP Addresses

schulsackonline.ch points to a single IP number: 193.247.72.217.

other host names for instance fabrikladen-ziegelbruecke.ch, lisarte.ch, polizeibedarf.ch, studio-flair.com and creadiva.ch share IP numbers with schulsackonline.ch.

Name Servers

schulsackonline.ch is delegated to three name servers: ns2.glaro.ch, ns3.glaro.ch and ns4.glaro.ch.

schulsackonline.ch at least partially shares name servers with other domains, for instance speedo.ch, turimed.com, fineandmore.com, electras.ch and lcqd.ch.

Host names with one IP number:

ns2.glaro.ch points to 62.12.149.254.

ns3.glaro.ch points to 193.247.72.125.

ns4.glaro.ch points to 193.247.72.19.

Mail Servers

One mail server handles schulsackonline.ch.

Host name schulsackonline.ch points to IP address 193.247.72.217.

schulsackonline.ch - robtex.com