<p>If their IP addresses are all 52.*, then they're lying about being BitcoinJ and are really attacking you / the network. If so, ban them. If their IPs are all different, it's fine. </p>

CC BY-SA 4.0
2018-07-15T19:17:04.053Z
lots if them starting with 52, how can i ban them ?
Amanda
CC BY-SA 4.0
2018-07-15T19:40:24.537Z
52.* is a very large address space. Can you provide a source on why you believe they are all attackers?
Raghav Sood
CC BY-SA 4.0
2018-07-15T19:14:04.733Z
2018-07-15T19:14:04.733Z
Zombie
<p>Looking at my peers list in the debug window for my node, I can see that a lot of bitcoinj clients have connected to me. Is this any cause for concern?</p>

<bitcoind>
lot of bitcoinj clients have connected to me
Amanda
# lot of bitcoinj clients have connected to me

(Asked by: username_0 on 2018-07-15)

Looking at my peers list in the debug window for my node, I can see that a lot of bitcoinj clients have connected to me. Is this any cause for concern?

**Tags:** bitcoind


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## 1 answers

### Answer by username_1 on 2018-07-15. Score: 0 | Accepted answer

If their IP addresses are all 52.\*, then they're lying about being BitcoinJ and are really attacking you / the network. If so, ban them. If their IPs are all different, it's fine.

> **Comments:**
> **username_0**: lots if them starting with 52, how can i ban them ?  
> **username_2**: 52.* is a very large address space. Can you provide a source on why you believe they are all attackers?  

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