NSLIST.NET - optimistic.ch

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optimistic.ch checked at 2025-09-12T20:29:27.154Z 304ms 78/78/78 100% R:17

`optimistic.ch`

MX	`mail.optimistic.ch`
		A	80.74.139.2^{🇨🇭 METANET AG}
			PTR	`arvandus.metanet.ch`
NS	`ch.pro.io`
		A	2a01:64c0:0:5000::19 ^{🇩🇪 media:Webline Internet Solutions}
			PTR	`ch.pro.io`
		A	109.237.142.19^{🇩🇪 media:Webline Internet Solutions}
			PTR	`ch.pro.io`
NS	`nl.pro.io`
		A	2a01:4f8:fff3:66::219 ^{🇩🇪 Hetzner}
			PTR	`nl.pro.io`
		A	176.9.166.219^{🇩🇪 Hetzner}
			PTR	`nl.pro.io`
NS	`p.dnh.net`
		A	2a02:2b80:101:5000::19 ^{🇩🇪 media:Webline Internet Solutions}
			PTR	`p.dnh.net`
		A	109.237.143.19^{🇩🇪 media:Webline Internet Solutions}
			PTR	`p.dnh.net`
A	80.74.139.2^{🇨🇭 METANET AG}
		PTR	`arvandus.metanet.ch`

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The parent of mail.optimistic.ch is optimistic.ch.

optimistic.ch refers to a single IP address, which is 80.74.139.2.

IP numbers are shared between optimistic.ch and other host names such as chorvatskoubytovanie.org, assister.ch, tinokonino.com, mail.universomaya.com, and arvandus.metanet.ch.

Three name servers, ch.pro.io, nl.pro.io, and p.dnh.net, are delegated to optimistic.ch.

The domain optimistic.ch shares at least some of its name servers with other domains such as station-pontresina.ch, holzsauna.ch, rolandmeister.ch, bretscher-ls.ch, and bdata.ch.

ch.pro.io, 2a01:64c0:0:5000::19, and 109.237.142.19 are associated with each other. Similarly, nl.pro.io, 2a01:4f8:fff3:66::219, and 176.9.166.219 form another set. Finally, p.dnh.net, 2a02:2b80:101:5000::19, and 109.237.143.19 are linked together.

The mail server, mail.optimistic.ch, manages optimistic.ch.

mail.optimistic.ch refers to a single IP address, which is 80.74.139.2.

dbq