CF1759833221183-tsm20251005211530

DNSWHOIS.INFO - opt-system.com

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opt-system.com checked at 2025-10-07T10:33:41.114Z 1096ms 60/60/60 100% R:19

AI analysis

The parent of mx.opt-system.com is opt-system.com.

opt-system.com points to a single IP number: 210.134.168.7.

Other host names, for instance kh-online.net, kanagawakensetsu.co.jp, mechtec.co.jp, cycle-7.co.jp and sanjukei.com share IP numbers with opt-system.com.

opt-system.com is delegated to two name servers: ns1.canonet.ne.jp and ns2.canonet.ne.jp.

opt-system.com uses the same name server setup as other domains, for instance n-kousei.jp, haruyama-kenma.co.jp, wakkanai-city-hospital.jp, ds-ate.com and k-sanei.jp.

Host names with one IP number:

ns1.canonet.ne.jp points to: 210.134.168.65.

ns2.canonet.ne.jp points to: 210.134.168.135.

The mail server for opt-system.com is mx.opt-system.com.

Host name mx.opt-system.com resolves to IP 210.134.168.66.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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jRmfWCd CF johedugfp 2025-10-07