formation-continue.ch - dns.ninja

`formation-continue.ch`

DNSSEC	🔒 Signed (DS record present)
A	185.101.158.113^{🇨🇭 hosttech-AS185.101.158.0/24}
		PTR	`default.hosttech.eu`
NS	`ns1.hosttech.ch` ⭐
		A	2001:1680:101:1::2^{🇨🇭 SOLNET2001:1680::/32 SolNet Switzerland}
		A	82.220.34.231^{🇨🇭 SOLNET82.220.0.0/16 SolNet Switzerland}
			PTR	`ns1.tripledns.eu`
NS	`ns2.hosttech.ch`
		A	2001:1af8:4700:a120:4::2^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
		A	5.79.97.178^{🇳🇱 LEASEWEB-NL-AMS-015.79.64.0/18 LEASEWEB}
			PTR	`ns2.tripledns.eu`
NS	`ns3.hosttech.ch` ⚠️ Not in parent delegation
MX	`mail1.hosttech.eu` ⭐
		A	2001:1680:101:83a::d8^{🇨🇭 SOLNET2001:1680::/32 SolNet Switzerland}
			PTR	`mail1.hosttech.eu`
		A	193.203.253.28^{🇨🇭 hosttech-AS193.203.253.0/24}
			PTR	`mail1.hosttech.eu`
MX	`mail2.hosttech.eu` ⭐
		A	2a11:8b80:1000:1::4c^{🇨🇭 INIT72a11:8b80::/32}
			PTR	`mail2.hosttech.eu`
		A	45.131.253.20^{🇨🇭 INIT745.131.253.0/24}
			PTR	`mail2.hosttech.eu`
TXT	`v=spf1 +mx +a include:_spf.mail.hostserv.eu ~all`
SOA	`ns1.hosttech.ch`dns@hosttech.eu 2025-07-31 #84

`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 2026-08-14 #37

Subdomains

www.formation-continue.ch

mail.formation-continue.ch

test.formation-continue.ch

Same first word

formation-continue.ma

formation-continue.be

formation-continue.com

formation-continue.org

formation-continue.ch

formation-continue.lu

formation-continue.fr

formation-continue.net

formation-continue.biz

formation-continue.info

DNS History

10 records (6 active, 4 former)

○NSns1.examedia-service.ch2015-05-12 → 2017-04-06 · 4 obs

● 2015-05-12 21:08:38
● 2017-04-06 16:30:44
○ 2026-03-01 05:00:58
○ 2026-08-14 17:46:06

●NSns1.hosttech.ch2026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

○NSns2.examedia-service.ch2015-05-12 → 2017-04-06 · 4 obs

● 2015-05-12 21:08:38
● 2017-04-06 16:30:44
○ 2026-03-01 05:00:58
○ 2026-08-14 17:46:06

●NSns2.hosttech.ch2026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

●NSns3.hosttech.ch2026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

○MXmail.examedia-service.ch2015-05-12 → 2017-04-06 · 4 obs

● 2015-05-12 21:08:38
● 2017-04-06 16:30:44
○ 2026-03-01 05:00:58
○ 2026-08-14 17:46:06

●MXmail1.hosttech.eu2026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

●MXmail2.hosttech.eu2026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

○A148.251.42.1162015-05-12 → 2017-04-06 · 4 obs

● 2015-05-12 21:08:38
● 2017-04-06 16:30:44
○ 2026-03-01 05:00:58
○ 2026-08-14 17:46:06

●A185.101.158.1132026-03-01 → 2026-08-14 · 3 obs

○ 2017-04-06 16:30:44
● 2026-03-01 05:00:58
● 2026-08-14 17:46:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
formation-continue.ch	ns1.hosttech.ch, ns2.hosttech.ch	4 records

✅ Authoritative Response

Server:5.79.97.178

NS records: ns1.hosttech.ch, ns2.hosttech.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 617ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.101.158.113`
NS	3	`ns2.hosttech.ch, ns3.hosttech.ch...`
MX	2	`mail2.hosttech.eu (pri: 10), mail1.hosttech.eu (pri: 10)`
TXT	1	`v=spf1 +mx +a include:_spf.mail.hostserv`
SOA	1	`ns1.hosttech.ch dns.hosttech.eu`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.hosttech.ch, ns1.hosttech.ch, ns2.hosttech.ch...)

Analysis

Hierarchy

formation-continue.ch is a parent domain, with www.formation-continue.ch, mail.formation-continue.ch and test.formation-continue.ch beneath it.

IP Addresses

formation-continue.ch has exactly one IP address — 185.101.158.113.

mail.angelos.at, sweetbox.ch, www.nindl-schuhwerk.at plus two other host names have IP numbers in common with formation-continue.ch.

Name Servers

formation-continue.ch is served by three name servers: ns1.hosttech.ch, ns2.hosttech.ch and ns3.hosttech.ch.

formation-continue.ch has at least partial name server overlap with other domains, such as laverda.ch, stanke.ch, arch4you.ch and two others.

ns1.hostserv.eu, ns2.hostserv.eu and ns3.hostserv.eu — plus 3 other name servers — are commonly paired with these name servers.

ns1.hosttech.ch resolves to 82.220.34.231 and 2001:1680:101:1::2. Likewise, ns2.hosttech.ch resolves to 5.79.97.178 and 2001:1af8:4700:a120:4::2 — two IP addresses apiece.

Mail Servers

formation-continue.ch uses two mail servers, mail1.hosttech.eu and mail2.hosttech.eu.

The mail server setup of formation-continue.ch matches that of other domains such as kofferset.ch, genussvinothek.at, pefis.info and two others.

mail1.hosttech.eu resolves to 193.203.253.28 and 2001:1680:101:83a::d8. Likewise, mail2.hosttech.eu resolves to 45.131.253.20 and 2a11:8b80:1000:1::4c — two IP addresses apiece.