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nmap -sn through proxychainsが失敗する

Nmapで次のことができないのはなぜですか？

proxychains nmap -A -v 10.185.11.0/24

出力：

ProxyChains-3.1 (http://proxychains.sf.net)

Starting Nmap 7.60 ( https://nmap.org ) at 2018-08-07 10:12 EEST
NSE: Loaded 146 scripts for scanning.
NSE: Script Pre-scanning.
Initiating NSE at 10:12
Completed NSE at 10:12, 0.00s elapsed
Initiating NSE at 10:12
Completed NSE at 10:12, 0.00s elapsed
Initiating Ping Scan at 10:12
Scanning 256 hosts [4 ports/Host]
Ping Scan Timing: About 14.84% done; ETC: 10:15 (0:02:58 remaining)
Ping Scan Timing: About 29.35% done; ETC: 10:15 (0:02:27 remaining)
Ping Scan Timing: About 43.99% done; ETC: 10:15 (0:01:56 remaining)
Ping Scan Timing: About 58.64% done; ETC: 10:15 (0:01:25 remaining)
Ping Scan Timing: About 73.29% done; ETC: 10:15 (0:00:55 remaining)
Completed Ping Scan at 10:15, 206.13s elapsed (256 total hosts)
Nmap scan report for 10.185.11.0 [Host down]
Nmap scan report for 10.185.11.1 [Host down]
Nmap scan report for 10.185.11.2 [Host down]
Nmap scan report for 10.185.11.3 [Host down]
Nmap scan report for 10.185.11.4 [Host down]
Nmap scan report for 10.185.11.5 [Host down]
Nmap scan report for 10.185.11.6 [Host down]
Nmap scan report for 10.185.11.7 [Host down]
Nmap scan report for 10.185.11.8 [Host down]
Nmap scan report for 10.185.11.9 [Host down]
Nmap scan report for 10.185.11.10 [Host down]
Nmap scan report for 10.185.11.11 [Host down]
Nmap scan report for 10.185.11.12 [Host down]
Nmap scan report for 10.185.11.13 [Host down]
Nmap scan report for 10.185.11.14 [Host down]
Nmap scan report for 10.185.11.15 [Host down]
Nmap scan report for 10.185.11.16 [Host down]
Nmap scan report for 10.185.11.17 [Host down]
Nmap scan report for 10.185.11.18 [Host down]
Nmap scan report for 10.185.11.19 [Host down]
Nmap scan report for 10.185.11.20 [Host down]
Nmap scan report for 10.185.11.21 [Host down]
Nmap scan report for 10.185.11.22 [Host down]
Nmap scan report for 10.185.11.23 [Host down]
Nmap scan report for 10.185.11.24 [Host down]
Nmap scan report for 10.185.11.25 [Host down]
Nmap scan report for 10.185.11.26 [Host down]
Nmap scan report for 10.185.11.27 [Host down]
Nmap scan report for 10.185.11.28 [Host down]
Nmap scan report for 10.185.11.29 [Host down]
Nmap scan report for 10.185.11.30 [Host down]
Nmap scan report for 10.185.11.31 [Host down]
Nmap scan report for 10.185.11.32 [Host down]
Nmap scan report for 10.185.11.33 [Host down]
Nmap scan report for 10.185.11.34 [Host down]
Nmap scan report for 10.185.11.35 [Host down]
Nmap scan report for 10.185.11.36 [Host down]
Nmap scan report for 10.185.11.37 [Host down]
Nmap scan report for 10.185.11.38 [Host down]
Nmap scan report for 10.185.11.39 [Host down]
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Nmap scan report for 10.185.11.41 [Host down]
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Nmap scan report for 10.185.11.44 [Host down]
Nmap scan report for 10.185.11.45 [Host down]
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Nmap scan report for 10.185.11.51 [Host down]
Nmap scan report for 10.185.11.52 [Host down]
Nmap scan report for 10.185.11.53 [Host down]
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Nmap scan report for 10.185.11.69 [Host down]
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Nmap scan report for 10.185.11.73 [Host down]
Nmap scan report for 10.185.11.74 [Host down]
Nmap scan report for 10.185.11.75 [Host down]
Nmap scan report for 10.185.11.76 [Host down]
Nmap scan report for 10.185.11.77 [Host down]
Nmap scan report for 10.185.11.78 [Host down]
Nmap scan report for 10.185.11.79 [Host down]
Nmap scan report for 10.185.11.80 [Host down]
Nmap scan report for 10.185.11.81 [Host down]
Nmap scan report for 10.185.11.82 [Host down]
Nmap scan report for 10.185.11.83 [Host down]
Nmap scan report for 10.185.11.84 [Host down]
Nmap scan report for 10.185.11.85 [Host down]
Nmap scan report for 10.185.11.86 [Host down]
Nmap scan report for 10.185.11.87 [Host down]
Nmap scan report for 10.185.11.88 [Host down]
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Nmap scan report for 10.185.11.90 [Host down]
Nmap scan report for 10.185.11.91 [Host down]
Nmap scan report for 10.185.11.92 [Host down]
Nmap scan report for 10.185.11.93 [Host down]
Nmap scan report for 10.185.11.94 [Host down]
Nmap scan report for 10.185.11.95 [Host down]
Nmap scan report for 10.185.11.96 [Host down]
Nmap scan report for 10.185.11.97 [Host down]
Nmap scan report for 10.185.11.98 [Host down]
Nmap scan report for 10.185.11.99 [Host down]
Nmap scan report for 10.185.11.100 [Host down]
Nmap scan report for 10.185.11.101 [Host down]
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Nmap scan report for 10.185.11.103 [Host down]
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Nmap scan report for 10.185.11.106 [Host down]
Nmap scan report for 10.185.11.107 [Host down]
Nmap scan report for 10.185.11.108 [Host down]
Nmap scan report for 10.185.11.109 [Host down]
Nmap scan report for 10.185.11.110 [Host down]
Nmap scan report for 10.185.11.111 [Host down]
Nmap scan report for 10.185.11.112 [Host down]
Nmap scan report for 10.185.11.113 [Host down]
Nmap scan report for 10.185.11.114 [Host down]
Nmap scan report for 10.185.11.115 [Host down]
Nmap scan report for 10.185.11.116 [Host down]
Nmap scan report for 10.185.11.117 [Host down]
Nmap scan report for 10.185.11.118 [Host down]
Nmap scan report for 10.185.11.119 [Host down]
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Nmap scan report for 10.185.11.123 [Host down]
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Nmap scan report for 10.185.11.137 [Host down]
Nmap scan report for 10.185.11.138 [Host down]
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Nmap scan report for 10.185.11.141 [Host down]
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Nmap scan report for 10.185.11.143 [Host down]
Nmap scan report for 10.185.11.144 [Host down]
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Nmap scan report for 10.185.11.146 [Host down]
Nmap scan report for 10.185.11.147 [Host down]
Nmap scan report for 10.185.11.148 [Host down]
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Nmap scan report for 10.185.11.154 [Host down]
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Nmap scan report for 10.185.11.156 [Host down]
Nmap scan report for 10.185.11.157 [Host down]
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Nmap scan report for 10.185.11.159 [Host down]
Nmap scan report for 10.185.11.160 [Host down]
Nmap scan report for 10.185.11.161 [Host down]
Nmap scan report for 10.185.11.162 [Host down]
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Nmap scan report for 10.185.11.166 [Host down]
Nmap scan report for 10.185.11.167 [Host down]
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Nmap scan report for 10.185.11.175 [Host down]
Nmap scan report for 10.185.11.176 [Host down]
Nmap scan report for 10.185.11.177 [Host down]
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Nmap scan report for 10.185.11.179 [Host down]
Nmap scan report for 10.185.11.180 [Host down]
Nmap scan report for 10.185.11.181 [Host down]
Nmap scan report for 10.185.11.182 [Host down]
Nmap scan report for 10.185.11.183 [Host down]
Nmap scan report for 10.185.11.184 [Host down]
Nmap scan report for 10.185.11.185 [Host down]
Nmap scan report for 10.185.11.186 [Host down]
Nmap scan report for 10.185.11.187 [Host down]
Nmap scan report for 10.185.11.188 [Host down]
Nmap scan report for 10.185.11.189 [Host down]
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Nmap scan report for 10.185.11.196 [Host down]
Nmap scan report for 10.185.11.197 [Host down]
Nmap scan report for 10.185.11.198 [Host down]
Nmap scan report for 10.185.11.199 [Host down]
Nmap scan report for 10.185.11.200 [Host down]
Nmap scan report for 10.185.11.201 [Host down]
Nmap scan report for 10.185.11.202 [Host down]
Nmap scan report for 10.185.11.203 [Host down]
Nmap scan report for 10.185.11.204 [Host down]
Nmap scan report for 10.185.11.205 [Host down]
Nmap scan report for 10.185.11.206 [Host down]
Nmap scan report for 10.185.11.207 [Host down]
Nmap scan report for 10.185.11.208 [Host down]
Nmap scan report for 10.185.11.209 [Host down]
Nmap scan report for 10.185.11.210 [Host down]
Nmap scan report for 10.185.11.211 [Host down]
Nmap scan report for 10.185.11.212 [Host down]
Nmap scan report for 10.185.11.213 [Host down]
Nmap scan report for 10.185.11.214 [Host down]
Nmap scan report for 10.185.11.215 [Host down]
Nmap scan report for 10.185.11.216 [Host down]
Nmap scan report for 10.185.11.217 [Host down]
Nmap scan report for 10.185.11.218 [Host down]
Nmap scan report for 10.185.11.219 [Host down]
Nmap scan report for 10.185.11.220 [Host down]
Nmap scan report for 10.185.11.221 [Host down]
Nmap scan report for 10.185.11.222 [Host down]
Nmap scan report for 10.185.11.223 [Host down]
Nmap scan report for 10.185.11.224 [Host down]
Nmap scan report for 10.185.11.225 [Host down]
Nmap scan report for 10.185.11.226 [Host down]
Nmap scan report for 10.185.11.227 [Host down]
Nmap scan report for 10.185.11.228 [Host down]
Nmap scan report for 10.185.11.229 [Host down]
Nmap scan report for 10.185.11.230 [Host down]
Nmap scan report for 10.185.11.231 [Host down]
Nmap scan report for 10.185.11.232 [Host down]
Nmap scan report for 10.185.11.233 [Host down]
Nmap scan report for 10.185.11.234 [Host down]
Nmap scan report for 10.185.11.235 [Host down]
Nmap scan report for 10.185.11.236 [Host down]
Nmap scan report for 10.185.11.237 [Host down]
Nmap scan report for 10.185.11.238 [Host down]
Nmap scan report for 10.185.11.239 [Host down]
Nmap scan report for 10.185.11.240 [Host down]
Nmap scan report for 10.185.11.241 [Host down]
Nmap scan report for 10.185.11.242 [Host down]
Nmap scan report for 10.185.11.243 [Host down]
Nmap scan report for 10.185.11.244 [Host down]
Nmap scan report for 10.185.11.245 [Host down]
Nmap scan report for 10.185.11.246 [Host down]
Nmap scan report for 10.185.11.247 [Host down]
Nmap scan report for 10.185.11.248 [Host down]
Nmap scan report for 10.185.11.249 [Host down]
Nmap scan report for 10.185.11.250 [Host down]
Nmap scan report for 10.185.11.251 [Host down]
Nmap scan report for 10.185.11.252 [Host down]
Nmap scan report for 10.185.11.253 [Host down]
Nmap scan report for 10.185.11.254 [Host down]
Nmap scan report for 10.185.11.255 [Host down]

また、metasploitのtcpポートスキャナーを使用して、開いているポートを見つけることができますが、機能しません。

networkproxynmapmetasploitproxychains
1
Lucian Nitescu

SOCKS経由でICMPパッケージを送信できないようです。ただし、NmapにTCP Pingを実行して同じことを実行するように指示できます。

「TCP ping」は、ターゲットホストのポート80宛ての、ACKフラグが設定されたTCPパケットとして説明できます。アクセス可能なホストからの望ましい応答は、RSTフラグが設定されたTCPパケット、またはホストが生きていることを示すICMPエコー応答のいずれかです。

差出人： https://nmap.org/docs/discovery.pdf

2
Nomad