MXLIST.NET - open.ch

Search for IP or hostnames:

open.ch checked at 2025-10-23T17:00:47.215Z 222ms 102/102/102 100% R:19

`open.ch`

MX	`mx1.open.ch`
		A	213.156.227.108^{🇨🇭 Open Systems AG}
			PTR	`mx1.open.ch`
MX	`mx2.open.ch`
		A	213.156.239.108^{🇨🇭 Open Systems AG}
			PTR	`mx2.open.ch`
NS	`ns-cloud-c1.googledomains.com`
		A	2001:4860:4802:32::6c ^{🇺🇸 Google}
			PTR	`ns-cloud-c1.googledomains.com`
		A	216.239.32.108^{🇺🇸 Google}
			PTR	`ns-cloud-c1.googledomains.com`
NS	`ns-cloud-c2.googledomains.com`
		A	2001:4860:4802:34::6c ^{🇺🇸 Google}
			PTR	`ns-cloud-c2.googledomains.com`
		A	216.239.34.108^{🇺🇸 Google}
			PTR	`ns-cloud-c2.googledomains.com`
NS	`ns-cloud-c3.googledomains.com`
		A	2001:4860:4802:36::6c ^{🇺🇸 Google}
			PTR	`ns-cloud-c3.googledomains.com`
		A	216.239.36.108^{🇺🇸 Google}
			PTR	`ns-cloud-c3.googledomains.com`
NS	`ns-cloud-c4.googledomains.com`
		A	2001:4860:4802:38::6c ^{🇺🇸 Google}
			PTR	`ns-cloud-c4.googledomains.com`
		A	216.239.38.108^{🇺🇸 Google}
			PTR	`ns-cloud-c4.googledomains.com`
A	141.193.213.20^{🇺🇸 Cloudflare London}
A	141.193.213.21^{🇺🇸 Cloudflare London}

`ch`

	NS	`a.nic.ch`
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`

Up

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AI analysis

open.ch is the parent of mx501.open.ch, asa-f150-main.open.ch, asa-tix-main.open.ch, adns3.open.ch, mx1.open.ch and several other host names.

open.ch points to two IP numbers: 141.193.213.20 and 141.193.213.21.

Other host names, for instance opticalphusion.com, 83rhhu2mrxd1.wpeproxy.com, columbiafestival.org, www.hoaladental.com and northatlantachiropractic.com share IP numbers with open.ch.

open.ch is delegated to four name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.

open.ch at least partially shares its name servers with other domains, for instance hollyfiock.com, yayoigroup.jp, brightlightpartners.com, clingen.app and truroo.com.

Host names with two IPs: ns-cloud-c1.googledomains.com points to 2001:4860:4802:32::6c and 216.239.32.108; ns-cloud-c2.googledomains.com points to 2001:4860:4802:34::6c and 216.239.34.108; ns-cloud-c3.googledomains.com points to 2001:4860:4802:36::6c and 216.239.36.108; ns-cloud-c4.googledomains.com points to 2001:4860:4802:38::6c and 216.239.38.108.

Two mail servers mx1.open.ch and mx2.open.ch handle open.ch.

open.ch shares the same mail server setup as other domains, such as open-systems.com and opensystems.ch.

Host names with a single IP:

mx1.open.ch resolves to 213.156.227.108.

mx2.open.ch resolves to 213.156.239.108.

dbq