`coltene.ch`

DNSSEC	⚠️ Not signed
NS	`ns1.ip-plus.net` ⭐
		A	194.209.158.67^{🇨🇭 SWISSCOM194.209.0.0/16 Swisscom IP-Plus UBN-CH-AGGR.2}
			PTR	`v4ipp011.ansp.bluewin.org`
NS	`ns2.ip-plus.net`
		A	194.209.159.67^{🇨🇭 SWISSCOM194.209.0.0/16 Swisscom IP-Plus UBN-CH-AGGR.2}
			PTR	`v4ipp012.ansp.bluewin.org`
MX	`coltene-ch.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`9r7110z16l0hrrs2lnwz4983gvl5qdt1`
TXT	`MS=ms56785016`
SOA	`ns1.ip-plus.net`hostmaster@ip-plus.net 2025-08-20 #2

`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 2026-08-03 #1

Same first word

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DNS History

4 records (3 active, 1 former)

●NSns1.ip-plus.net2015-08-03 → 2026-08-02 · 2 obs

● 2015-08-03 15:28:36
● 2026-08-02 23:08:40

●NSns2.ip-plus.net2015-08-03 → 2026-08-02 · 2 obs

● 2015-08-03 15:28:36
● 2026-08-02 23:08:40

●MXcoltene-ch.mail.protection.outlook.com2026-06-13 → 2026-08-02 · 3 obs

○ 2017-10-16 11:57:02
● 2026-06-13 04:12:10
● 2026-08-02 23:08:40

○MXmailin.ssp-europe.eu2015-08-03 → 2017-10-16 · 4 obs

● 2015-08-03 15:28:36
● 2017-10-16 11:57:02
○ 2026-06-13 04:12:10
○ 2026-08-02 23:08:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
coltene.ch	ns1.ip-plus.net, ns2.ip-plus.net	-

✅ Authoritative Response

Server:194.209.159.67

NS records: ns1.ip-plus.net, ns2.ip-plus.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coltene.ch (unsigned zone)

⏱️ Timing

Total: 876ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.ip-plus.net, ns2.ip-plus.net`
MX	1	`coltene-ch.mail.protection.outlook.com (`
TXT	3	`v=spf1 include:spf.protection.outlook.co, MS=ms56785016...`
SOA	1	`ns1.ip-plus.net hostmaster.ip-plus.net`

Analysis

Name Servers

The NS records for coltene.ch delegate to ns1.ip-plus.net and ns2.ip-plus.net.

coltene.ch uses the same name servers as several other domains — among them 30.192.217.in-addr.arpa, belimo.com.au, messdaten.ch and two more.

There is at least partial name server overlap between coltene.ch and other domains — suvarisk.ch, jumbo-card.ch, restaurant-cosi.ch and two more among them.

The name servers ns1.coop.ch, ns6.gandi.net and ns1.sunrise.ch are often found in combination with these name servers.

ns1.ip-plus.net → 194.209.158.67 and ns2.ip-plus.net → 194.209.159.67: one IP number per host name.

Mail Servers

Mail for coltene.ch is handled by a single mail server, coltene-ch.mail.protection.outlook.com.

coltene-ch.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.3, 52.101.68.16, 52.101.68.29 and 5 others.

coltene.ch - robtex.com

coltene.ch

ch