learntools.ch - dns.ninja

`learntools.ch`

DNSSEC	🔒 Signed (DS record present)
A	2a00:d70:0:b:2002:0:d91a:35f6^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
		PTR	`sl233.web.hostpoint.ch`
A	217.26.53.246^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
NS	`ns2.hostpoint.ch` ⭐
		A	2a00:d70:0:b::1d^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns2.hostpoint.ch`
		A	217.26.53.254^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns2.hostpoint.ch`
NS	`ns.hostpoint.ch`
		A	2a00:d70:0:b::d^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns.hostpoint.ch`
		A	217.26.51.254^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns.hostpoint.ch`
NS	`ns3.hostpoint.ch`
		A	2a00:d70:0:b::b^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`ns3.hostpoint.ch`
		A	217.26.60.250^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`ns3.hostpoint.ch`
MX	`mx1.mail.hostpoint.ch` ⭐
		A	2a00:d70:0:e::200^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`mx1.mail.hostpoint.ch`
		A	217.26.49.138^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`mx1.mail.hostpoint.ch`
MX	`mx2.mail.hostpoint.ch` ⭐
		A	2a00:d70:0:e::201^{🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland}
			PTR	`mx2.mail.hostpoint.ch`
		A	217.26.49.139^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
			PTR	`mx2.mail.hostpoint.ch`
TXT	`v=spf1 redirect=spf.mail.hostpoint.ch`
SOA	`ns.hostpoint.ch`hostmaster@hostpoint.ch serial=1784160000

`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 2026-07-18 #35

Subdomains

mail.learntools.ch

Same first word

learntools.ch

learntools.digital

Similar names

lenartools.ru

solorental.com

olelonstar.com

DNS History

12 records (7 active, 5 former)

●NSns.hostpoint.ch2015-12-01 → 2026-07-18 · 3 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2026-07-18 16:18:24

○NSns105.hoststar.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:47:18
○ 2015-12-01 22:55:52
○ 2026-07-18 16:18:24

○NSns106.hoststar.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:47:18
○ 2015-12-01 22:55:52
○ 2026-07-18 16:18:24

●NSns2.hostpoint.ch2015-12-01 → 2026-07-18 · 3 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2026-07-18 16:18:24

●NSns3.hostpoint.ch2015-12-01 → 2026-07-18 · 3 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2026-07-18 16:18:24

○MXmail.learntools.ch2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:47:18
○ 2015-12-01 22:55:52
○ 2026-07-18 16:18:24

●MXmx1.mail.hostpoint.ch2015-12-01 → 2026-07-18 · 3 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2026-07-18 16:18:24

●MXmx2.mail.hostpoint.ch2015-12-01 → 2026-07-18 · 3 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2026-07-18 16:18:24

○A217.26.52.282015-12-01 → 2016-07-09 · 5 obs

○ 2015-08-12 15:47:18
● 2015-12-01 22:55:52
● 2016-07-09 21:30:34
○ 2017-03-17 20:45:38
○ 2026-07-18 16:18:24

●A217.26.53.2462017-03-17 → 2026-07-18 · 3 obs

○ 2016-07-09 21:30:34
● 2017-03-17 20:45:38
● 2026-07-18 16:18:24

●A2a00:d70:0:b:2002:0:d91a:35f62026-03-20 → 2026-07-18 · 3 obs

○ 2017-03-17 20:45:38
● 2026-03-20 18:09:52
● 2026-07-18 16:18:24

○A85.10.207.2202015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 15:47:18
○ 2015-12-01 22:55:52
○ 2026-07-18 16:18:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, e.nic.ch, f.nic.ch, b.nic.ch...	-
learntools.ch	ns3.hostpoint.ch, ns2.hostpoint.ch, ns.hostpoint.ch	6 records

✅ Authoritative Response

Server:217.26.60.250

NS records: ns3.hostpoint.ch, ns2.hostpoint.ch, ns.hostpoint.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 763ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.26.53.246`
AAAA	1	`2a00:d70:0:b:2002:0:d91a:35f6`
NS	3	`ns.hostpoint.ch, ns2.hostpoint.ch...`
MX	2	`mx1.mail.hostpoint.ch (pri: 10), mx2.mail.hostpoint.ch (pri: 10)`
TXT	1	`v=spf1 redirect=spf.mail.hostpoint.ch`
SOA	1	`ns.hostpoint.ch hostmaster.hostpoint.ch`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.hostpoint.ch, ns2.hostpoint.ch, ns.hostpoint.ch...)

Analysis

Hierarchy

mail.learntools.ch is delegated beneath learntools.ch.

IP Addresses

learntools.ch has two IP addresses: 217.26.53.246 and 2a00:d70:0:b:2002:0:d91a:35f6

hofleute.ch, wellform.ch, smart-net.ch plus two other host names have IP numbers in common with learntools.ch.

Name Servers

learntools.ch is delegated to three name servers: ns2.hostpoint.ch, ns3.hostpoint.ch and ns.hostpoint.ch.

There is at least partial name server overlap between learntools.ch and other domains — kotala.ch, creyfs.ch, jimynu.ch and two more among them.

ns2.hostpoint.ch, ns3.hostpoint.ch and ns.hostpoint.ch each resolve to two IP addresses: ns2.hostpoint.ch resolves to 217.26.53.254 and 2a00:d70:0:b::1d; ns3.hostpoint.ch resolves to 217.26.60.250 and 2a00:d70:0:b::b; ns.hostpoint.ch resolves to 217.26.51.254 and 2a00:d70:0:b::d.

Mail Servers

learntools.ch uses two mail servers, mx1.mail.hostpoint.ch and mx2.mail.hostpoint.ch.

The mail server setup of learntools.ch matches that of other domains such as adef.ch, ns1.i-progress.ch, buy-best.ch and two others.

Some mail servers of learntools.ch are also used by other domains, notably metakey.ch and metzgerei-schneider.ch.

These mail servers are routinely seen in conjunction with the mail servers mail1.metakey.ch and mail4.metakey.ch.

mx1.mail.hostpoint.ch and mx2.mail.hostpoint.ch each resolve to two IP addresses: mx1.mail.hostpoint.ch points to 217.26.49.138 and 2a00:d70:0:e::200, while mx2.mail.hostpoint.ch points to 217.26.49.139 and 2a00:d70:0:e::201.