Routing table - help me understand what this means

paul9630

Commendable
Mar 30, 2016
5
0
1,510
I was fiddling around in the Activity Monitor application on my Macbok Air, OS X Mavericks, when I discovered a whole range of options available to my under the View drop down menu. I selected "Run System Diagnostics". Within the resulting folder of files was a "netstat" file which shows a routing table. I have run the netstat routing table function from within Network Utilities before which brings up a relatively simple routing table. I don't understand what it means but can see the mac addresses of my router and computer easily. However, the routing table in the system diagnostics folder is far more complex (see below) and, call me paranoid, it seems to imply there is more activity going on than one would expect. Can anybody explain what it means?

Kind regards

Paul Grant
paul.richard.grant@gmail.com


Routing tables

Internet:
Destination Gateway Flags Refs Use Mtu Netif Expire
default 192.168.0.1 UGSc 126 0 1500 en0
5.196.81.116 192.168.0.1 UGHW3I 0 11 1500 en0 3299
17.154.65.206 192.168.0.1 UGHW3I 0 1 1500 en0 3275
17.154.65.207 192.168.0.1 UGHW3I 0 17 1500 en0 3286
17.154.66.110 192.168.0.1 UGHW3I 0 17 1500 en0 3370
17.154.66.111 192.168.0.1 UGHW3I 0 1 1500 en0 3275
17.164.1.22 192.168.0.1 UGHWIi 1 29 1500 en0
17.164.1.31 192.168.0.1 UGHWIi 1 36 1500 en0
17.173.66.102 192.168.0.1 UGHWIi 3 157 1500 en0
17.253.35.201 192.168.0.1 UGHW3I 0 1046 1500 en0 3542
17.253.38.253 192.168.0.1 UGHWIi 1 7 1500 en0
23.194.226.197 192.168.0.1 UGHW3I 0 53 1500 en0 3299
23.194.234.221 192.168.0.1 UGHW3I 0 61 1500 en0 3303
23.194.241.28 192.168.0.1 UGHW3I 0 22 1500 en0 3267
23.194.243.23 192.168.0.1 UGHW3I 0 32 1500 en0 3271
23.194.243.128 192.168.0.1 UGHW3I 0 6 1500 en0 3546
23.194.253.72 192.168.0.1 UGHW3I 0 6 1500 en0 3267
23.195.0.174 192.168.0.1 UGHW3I 0 37 1500 en0 3297
23.235.33.134 192.168.0.1 UGHW3I 0 14 1500 en0 3303
31.3.101.13 192.168.0.1 UGHW3I 0 1 1500 en0 3272
31.3.101.25 192.168.0.1 UGHW3I 0 28 1500 en0 3269
31.3.101.78 192.168.0.1 UGHW3I 0 83 1500 en0 3268
31.13.90.6 192.168.0.1 UGHW3I 0 72 1500 en0 3324
31.13.90.36 192.168.0.1 UGHW3I 0 21 1500 en0 3324
37.252.163.209 192.168.0.1 UGHW3I 0 85 1500 en0 3303
50.17.237.195 192.168.0.1 UGHW3I 0 6 1500 en0 3298
50.31.164.165 192.168.0.1 UGHW3I 0 1 1500 en0 3295
50.31.164.166 192.168.0.1 UGHW3I 0 7 1500 en0 3355
50.31.185.39 192.168.0.1 UGHW3I 0 1 1500 en0 3271
50.31.185.56 192.168.0.1 UGHW3I 0 2 1500 en0 3271
52.10.154.150 192.168.0.1 UGHW3I 0 8 1500 en0 3269
52.22.252.76 192.168.0.1 UGHW3I 0 8 1500 en0 3303
52.27.8.169 192.168.0.1 UGHW3I 0 1 1500 en0 3267
52.29.181.203 192.168.0.1 UGHW3I 0 7 1500 en0 3267
52.30.58.217 192.168.0.1 UGHW3I 0 7 1500 en0 3299
52.49.164.138 192.168.0.1 UGHW3I 0 6 1500 en0 3303
52.72.48.181 192.168.0.1 UGHW3I 0 1 1500 en0 3267
52.85.58.176 192.168.0.1 UGHW3I 0 38 1500 en0 3299
52.85.59.125 192.168.0.1 UGHW3I 0 63 1500 en0 3297
54.75.11.108 192.168.0.1 UGHW3I 0 7 1500 en0 3269
54.75.84.33 192.168.0.1 UGHW3I 0 10 1500 en0 3355
54.77.91.81 192.168.0.1 UGHW3I 0 1 1500 en0 3299
54.84.177.89 192.168.0.1 UGHW3I 0 6 1500 en0 3303
54.192.198.52 192.168.0.1 UGHW3I 0 48 1500 en0 3303
54.192.198.88 192.168.0.1 UGHW3I 0 11 1500 en0 3297
54.192.198.130 192.168.0.1 UGHW3I 0 54 1500 en0 3303
54.192.198.147 192.168.0.1 UGHW3I 0 76 1500 en0 3298
54.192.199.231 192.168.0.1 UGHW3I 0 7 1500 en0 3297
54.230.199.78 192.168.0.1 UGHW3I 0 16 1500 en0 3303
54.235.221.108 192.168.0.1 UGHW3I 0 16 1500 en0 3297
54.236.167.56 192.168.0.1 UGHW3I 0 7 1500 en0 3303
62.252.168.80 192.168.0.1 UGHW3I 0 7 1500 en0 3297
62.252.188.186 192.168.0.1 UGHW3I 0 28 1500 en0 3303
62.252.188.192 192.168.0.1 UGHW3I 0 14 1500 en0 3303
64.74.232.42 192.168.0.1 UGHW3I 0 10 1500 en0 3267
64.74.232.58 192.168.0.1 UGHW3I 0 12 1500 en0 3268
64.233.166.95 192.168.0.1 UGHW3I 0 128 1500 en0 3303
69.172.216.55 192.168.0.1 UGHW3I 0 91 1500 en0 3269
69.172.216.111 192.168.0.1 UGHW3I 0 18 1500 en0 3269
88.221.88.49 192.168.0.1 UGHW3I 0 10 1500 en0 3299
93.184.221.48 192.168.0.1 UGHW3I 0 21 1500 en0 3299
94.46.159.11 192.168.0.1 UGHW3I 0 19 1500 en0 3294
94.46.159.19 192.168.0.1 UGHW3I 0 6 1500 en0 3299
94.46.159.20 192.168.0.1 UGHW3I 0 7 1500 en0 3299
95.172.94.29 192.168.0.1 UGHW3I 0 20 1500 en0 3269
95.172.94.30 192.168.0.1 UGHW3I 0 5 1500 en0 3269
95.172.94.43 192.168.0.1 UGHW3I 0 5 1500 en0 3269
104.16.25.216 192.168.0.1 UGHW3I 0 6 1500 en0 3335
104.16.69.73 192.168.0.1 UGHW3I 0 329 1500 en0 3299
104.16.73.73 192.168.0.1 UGHW3I 0 88 1500 en0 3299
104.16.77.203 192.168.0.1 UGHW3I 0 8 1500 en0 3298
104.16.82.16 192.168.0.1 UGHW3I 0 20 1500 en0 3298
104.20.77.43 192.168.0.1 UGHW3I 0 19 1500 en0 3303
104.20.78.43 192.168.0.1 UGHW3I 0 15 1500 en0 3303
104.25.130.34 192.168.0.1 UGHW3I 0 38 1500 en0 3303
104.31.92.3 192.168.0.1 UGHW3I 0 13 1500 en0 3298
104.82.236.197 192.168.0.1 UGHWIi 7 512 1500 en0
107.22.251.36 192.168.0.1 UGHW3I 0 1 1500 en0 3295
107.23.96.72 192.168.0.1 UGHW3I 0 8 1500 en0 3303
108.161.188.218 192.168.0.1 UGHW3I 0 34 1500 en0 3294
127 127.0.0.1 UCS 0 0 16384 lo0
127.0.0.1 127.0.0.1 UH 2 244 16384 lo0
142.0.173.130 192.168.0.1 UGHW3I 0 7 1500 en0 3303
146.148.9.149 192.168.0.1 UGHW3I 0 28 1500 en0 3303
152.163.66.131 192.168.0.1 UGHW3I 0 39 1500 en0 3295
169.254 link#4 UCS 0 0 1500 en0
172.228.147.227 192.168.0.1 UGHWIi 2 375 1500 en0
172.228.148.229 192.168.0.1 UGHWIi 3 497 1500 en0
172.228.151.172 192.168.0.1 UGHW3I 0 7 1500 en0 3303
173.192.220.64 192.168.0.1 UGHW3I 0 22 1500 en0 3303
173.241.240.143 192.168.0.1 UGHW3I 0 16 1500 en0 3303
173.241.240.151 192.168.0.1 UGHW3I 0 6 1500 en0 3303
173.241.240.221 192.168.0.1 UGHW3I 0 28 1500 en0 3316
174.129.249.36 192.168.0.1 UGHW3I 0 1 1500 en0 3265
178.236.4.159 192.168.0.1 UGHW3I 0 6 1500 en0 3297
178.250.0.66 192.168.0.1 UGHW3I 0 7 1500 en0 3298
178.250.0.67 192.168.0.1 UGHW3I 0 44 1500 en0 3303
178.250.0.71 192.168.0.1 UGHW3I 0 8 1500 en0 3298
178.255.83.1 192.168.0.1 UGHW3I 0 25 1500 en0 3297
184.73.191.29 192.168.0.1 UGHW3I 0 8 1500 en0 3299
185.29.134.87 192.168.0.1 UGHW3I 0 16 1500 en0 3303
185.31.18.64 192.168.0.1 UGHW3I 0 16 1500 en0 3269
185.31.18.68 192.168.0.1 UGHW3I 0 19 1500 en0 3299
185.31.18.175 192.168.0.1 UGHW3I 0 10 1500 en0 3355
185.31.18.192 192.168.0.1 UGHW3I 0 21 1500 en0 3298
185.31.18.196 192.168.0.1 UGHW3I 0 122 1500 en0 3355
185.31.19.134 192.168.0.1 UGHW3I 0 38 1500 en0 3298
185.31.19.192 192.168.0.1 UGHW3I 0 7 1500 en0 3297
185.94.180.124 192.168.0.1 UGHW3I 0 4 1500 en0 3298
192.132.33.27 192.168.0.1 UGHW3I 0 6 1500 en0 3299
192.158.28.206 192.168.0.1 UGHW3I 0 11 1500 en0 3303
192.168.0 link#4 UCS 1 0 1500 en0
192.168.0.1 c0:5:c2:7:89:38 UHLWIir 127 44 1500 en0 1198
192.168.0.11 127.0.0.1 UHS 0 0 16384 lo0
192.229.233.25 192.168.0.1 UGHW3I 0 19 1500 en0 3294
192.229.233.37 192.168.0.1 UGHW3I 0 138 1500 en0 3269
194.168.4.100 192.168.0.1 UGHW3I 0 152 1500 en0 3554
195.110.76.232 192.168.0.1 UGHW3I 0 38 1500 en0 3294
209.167.231.15 192.168.0.1 UGHW3I 0 7 1500 en0 3299
213.86.103.30 192.168.0.1 UGHW3I 0 58 1500 en0 3303
216.58.198.98 192.168.0.1 UGHW3I 0 104 1500 en0 3355
216.58.198.194 192.168.0.1 UGHW3I 0 8 1500 en0 3303
216.58.198.202 192.168.0.1 UGHW3I 0 27 1500 en0 3303
216.58.208.136 192.168.0.1 UGHW3I 0 28 1500 en0 3355
216.58.214.1 192.168.0.1 UGHW3I 0 13 1500 en0 3355
216.58.214.2 192.168.0.1 UGHW3I 0 183 1500 en0 3355
216.58.214.3 192.168.0.1 UGHW3I 0 18 1500 en0 3355
216.58.214.4 192.168.0.1 UGHW3I 0 10 1500 en0 3297
216.58.214.6 192.168.0.1 UGHW3I 0 18 1500 en0 3303
216.58.214.8 192.168.0.1 UGHW3I 0 35 1500 en0 3355
216.58.214.13 192.168.0.1 UGHW3I 0 16 1500 en0 3355
216.58.214.14 192.168.0.1 UGHW3I 0 237 1500 en0 3355
224.0.0.251 192.168.0.1 UGHmW3I 0 0 1500 en0 3562

Internet6:
Destination Gateway Flags Refs Use Mtu Netif Expire
::1 ::1 UHL 0 0 16384 lo0
fe80::%lo0/64 fe80::1%lo0 UcI 1 0 16384 lo0
fe80::1%lo0 link#1 UHLI 1 0 16384 lo0
fe80::%en0/64 link#4 UCI 1 0 1500 en0
fe80::5ef9:38ff:feab:be20%en0 5c:f9:38:ab:be:20 UHLI 1 0 16384 lo0
ff01::%lo0/32 ::1 UmCI 0 0 16384 lo0
ff01::%en0/32 link#4 UmCI 0 0 1500 en0
ff02::%lo0/32 ::1 UmCI 0 0 16384 lo0
ff02::%en0/32 link#4 UmCI 0 0 1500 en0