Looks like a Deutsch connector, although working out which one might be a challenge.

https://www.deutschusa.com

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I had one of those “fancy” Vodafone routers included with my broadband which had a stupid rule set on choosing the WiFi password. It’s my network, not yours, stupid router. It can be as insecure as I want.

Anyway the rules were enforced by the JavaScript so it was easy to bypass until I got my own router to replace it with.

Thick Bleach like that is really for cleaning inside your toilet, though. Hence the angled top of the bottle