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Show HN: Chat with people who share the same Internet connection (= IP address)

ipchat.org

17 points by kkovacs 5 months ago · 18 comments · 1 min read

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I built a simple, ephemeral chat service that connects you only with users who share the exact same public IP address as you.

It's essentially a temporary, isolated chat room defined by your NAT gateway.

It's not super useful nowadays, but let's see where this takes us. :)

baobun 5 months ago

I guess this could be fun for people using shared VPN and proxy services

edmundsparrow 5 months ago

https://i.postimg.cc/hjyfXdmM/Screenshot-20260101-113650.jpg

Looks like a chatroom. What about private messaging

davidcollantes 5 months ago

Is the source published somewhere? I would love to run this on premises.

edmundsparrow 4 months ago

Hey developer please add filesharing capabilities even if 5mb cap

edmundsparrow 5 months ago

This is cool. I can use this on gnokestation

dClauzel 5 months ago

Dude, IPv6… We are in 2026.

The GUA are 128 bits, every one of us is alone.

  • zinekeller 5 months ago

    Yeah, it should probably be /64 for IPv6

    • kkovacsOP 5 months ago

      Could be done, but nothing is EVER simple regarding IPv6. :) What about EUI-64? Any special cases regarding TEREDO, ORCHID2, 6to4 addressing scheme (NOT the same as NAT64!), etc...?

      Nevertheless, something like this could be an option.

  • kkovacsOP 5 months ago

    You would be surprised how many of us are on IPv4 :) With GUA, who needs tracking cookies? ;)

  • proactivesvcs 5 months ago

      i netted six
      alone in a scope of the entire globe,
      temporary,
      dynamic.

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