| 139.4.50.0 | — | — |
| 139.4.50.1 | GW3.HDN1.ALTER.NET | Yes |
| 139.4.50.2 | FRIESLANDCAMPINA.customer.alter.net | — |
| 139.4.50.3 | — | — |
| 139.4.50.4 | Telerob-Transit.Stuttgart2.de.ALTER.NET | Yes |
| 139.4.50.5 | Stuttgart2.de.ALTER.NET | — |
| 139.4.50.6 | Telerob.Stuttgart2.de.ALTER.NET | — |
| 139.4.50.7 | — | — |
| 139.4.50.8 | dfn-transit.Dortmund.de.ALTER.NET | Yes |
| 139.4.50.9 | Dortmund.de.ALTER.NET | — |
| 139.4.50.10 | dfn.Dortmund.de.ALTER.NET | — |
| 139.4.50.11 | — | — |
| 139.4.50.12 | — | — |
| 139.4.50.13 | Munich2.de.ALTER.NET | — |
| 139.4.50.14 | SDSLI.muc2.de.ALTER.NET | — |
| 139.4.50.15 | — | — |
| 139.4.50.16 | Tenovis-mg-Backup-Transit.Moenchengladbach.de.ALTER.NET | Yes |
| 139.4.50.17 | Tenovis-mg-Backup.Moenchengladbach.de.ALTER.NET | — |
| 139.4.50.18 | — | — |
| 139.4.50.19 | — | — |
| 139.4.50.20 | ude202557-Transit.Franfurt4.de.ALTER.NET | Yes |
| 139.4.50.21 | Franfurt4.de.ALTER.NET | — |
| 139.4.50.22 | ude202557.Franfurt4.de.ALTER.NET | — |
| 139.4.50.23 | — | — |
| 139.4.50.24 | UIE200100.Dublin.alter.net | — |
| 139.4.50.25 | Dublin.alter.net | — |
| 139.4.50.26 | UIE200100.Dunlin.alter.net | — |
| 139.4.50.27 | — | — |
| 139.4.50.28 | UIE200100.Dublin.alter.net | — |
| 139.4.50.29 | Dublin.alter.net | — |
| 139.4.50.30 | UIE200100.Dunlin.alter.net | — |
| 139.4.50.31 | — | — |
| 139.4.50.32 | Ireks-GmbH-Transit.HNR2.alter.net | Yes |
| 139.4.50.33 | GW1.HNR2.alter.net | Yes |
| 139.4.50.34 | Ireks-GmbH.HNR2.alter.net | — |
| 139.4.50.35 | — | — |
| 139.4.50.36 | ABAS-Transit.Hamburg3.de.ALTER.NET | Yes |
| 139.4.50.37 | Hamburg3.de.ALTER.NET | — |
| 139.4.50.38 | ABAS.Hamburg3.de.ALTER.NET | — |
| 139.4.50.39 | — | — |
| 139.4.50.40 | Ireks-GmbH-Transit.FFT4.alter.net | Yes |
| 139.4.50.41 | GW11.FFT4.alter.net | Yes |
| 139.4.50.42 | Ireks-GmbH.FFT4.alter.net | — |
| 139.4.50.43 | — | — |
| 139.4.50.44 | — | — |
| 139.4.50.45 | GW3.HDN1.ALTER.NET | Yes |
| 139.4.50.46 | FRIESLANDCAMPINA.customer.alter.net | — |
| 139.4.50.47 | — | — |
| 139.4.50.48 | — | — |
| 139.4.50.49 | ECONOST01WNL-UDE02039.viper.alter.net | — |
| 139.4.50.50 | — | — |
| 139.4.50.51 | — | — |
| 139.4.50.52 | BAFF-Kulmbach-Transit.Bayreuth.de.ALTER.NET | Yes |
| 139.4.50.53 | Bayreuth.de.ALTER.NET | — |
| 139.4.50.54 | BAFF-Kulmbach.Bayreuth.de.ALTER.NET | — |
| 139.4.50.55 | — | — |
| 139.4.50.56 | UMTS-1-DTM1.ALTER.NET | — |
| 139.4.50.57 | GW2.DTM1.ALTER.NET | Yes |
| 139.4.50.58 | UMTS-GW1.DTM1.ALTER.NET | — |
| 139.4.50.59 | — | — |
| 139.4.50.60 | — | — |
| 139.4.50.61 | gigabitethernet3-0.gw4.hdn1.alter.net | — |
| 139.4.50.62 | ude201407.de.customer.alter.net | — |
| 139.4.50.63 | — | — |
| 139.4.50.64 | Omega-Transit.Frankfurt.de.ALTER.NET | Yes |
| 139.4.50.65 | Frankfurt.de.ALTER.NET | — |
| 139.4.50.66 | Omega.Frankfurt.de.ALTER.NET | — |
| 139.4.50.67 | — | — |
| 139.4.50.68 | Radware-Transit.Frankfurt.de.ALTER.NET | Yes |
| 139.4.50.69 | Frankfurt.de.ALTER.NET | — |
| 139.4.50.70 | Radware.Frankfurt.de.ALTER.NET | — |
| 139.4.50.71 | — | — |
| 139.4.50.72 | Ude02057-wacker-wasserburg-Transit.Munich2.de.ALTER.NET | Yes |
| 139.4.50.73 | GW3.HDN1.ALTER.NET | Yes |
| 139.4.50.74 | Solvay.customer.ALTER.NET | — |
| 139.4.50.75 | — | — |
| 139.4.50.76 | — | — |
| 139.4.50.77 | — | — |
| 139.4.50.78 | — | — |
| 139.4.50.79 | — | — |
| 139.4.50.80 | SZ-Testsys-Transit-1.Munich.de.ALTER.NET | Yes |
| 139.4.50.81 | gw5.Munich.de.ALTER.NET | Yes |
| 139.4.50.82 | SZ-Testsys.Munich.de.ALTER.NET | — |
| 139.4.50.83 | — | — |
| 139.4.50.84 | — | — |
| 139.4.50.85 | — | — |
| 139.4.50.86 | — | — |
| 139.4.50.87 | — | — |
| 139.4.50.88 | Bpol-126-Transit.Nuremberg3.de.ALTER.NET | Yes |
| 139.4.50.89 | Nuremberg3.de.ALTER.NET | — |
| 139.4.50.90 | Bpol-126.Nuremberg3.de.ALTER.NET | — |
| 139.4.50.91 | — | — |
| 139.4.50.92 | Taurus-Backup-Transit.Munich.de.ALTER.NET | Yes |
| 139.4.50.93 | Taurus-Backup.Munich.de.ALTER.NET | — |
| 139.4.50.94 | — | — |
| 139.4.50.95 | — | — |
| 139.4.50.96 | Bpol-Transit.Leipzig3.de.ALTER.NET | Yes |
| 139.4.50.97 | Leipzig3.de.ALTER.NET | — |
| 139.4.50.98 | Bpol.Leipzig3.de.ALTER.NET | — |
| 139.4.50.99 | — | — |
| 139.4.50.100 | ThyssenKruppSteel-Transit.Frankfurt.de.ALTER.NET | Yes |
| 139.4.50.101 | HDN1.de.ALTER.NET | — |
| 139.4.50.102 | ThyssenKruppSteel.HDN1.de.ALTER.NET | — |
| 139.4.50.103 | — | — |
| 139.4.50.104 | Blackwell-Transit.Berlin.de.ALTER.NET | Yes |
| 139.4.50.105 | Berlin.de.ALTER.NET | — |
| 139.4.50.106 | Blackwell.Berlin.de.ALTER.NET | — |
| 139.4.50.107 | — | — |
| 139.4.50.108 | Bpol-269-Transit.Berlin2.de.ALTER.NET | Yes |
| 139.4.50.109 | Berlin2.de.ALTER.NET | — |
| 139.4.50.110 | Bpol-269.Berlin2.de.ALTER.NET | — |
| 139.4.50.111 | — | — |
| 139.4.50.112 | Bpol-245-Transit.Dresden2.de.ALTER.NET | Yes |
| 139.4.50.113 | Dresden2.de.ALTER.NET | — |
| 139.4.50.114 | Bpol-245.Dresden2.de.ALTER.NET | — |
| 139.4.50.115 | — | — |
| 139.4.50.116 | — | — |
| 139.4.50.117 | — | — |
| 139.4.50.118 | — | — |
| 139.4.50.119 | — | — |
| 139.4.50.120 | ke-electronic-transit-1.Hanover.de.ALTER.NET | Yes |
| 139.4.50.121 | Hanover.de.ALTER.NET | — |
| 139.4.50.122 | ke-electronic-1.Hanover.de.ALTER.NET | — |
| 139.4.50.123 | — | — |
| 139.4.50.124 | Janssen-Pharmaceutica-transit.Munich.de.ALTER.NET | Yes |
| 139.4.50.125 | Munich.de.ALTER.NET | — |
| 139.4.50.126 | Janssen-Pharmaceutica.Munich.de.ALTER.NET | — |
| 139.4.50.127 | — | — |
| 139.4.50.128 | TriluxLenze-Transit.Wuppertal.de.ALTER.NET | Yes |
| 139.4.50.129 | Wuppertal.de.ALTER.NET | — |
| 139.4.50.130 | TriluxLenze.Wuppertal.de.ALTER.NET | — |
| 139.4.50.131 | — | — |
| 139.4.50.132 | — | — |
| 139.4.50.133 | UDE00212.Frankfurt1.de.ALTER.NET | — |
| 139.4.50.134 | — | — |
| 139.4.50.135 | — | — |
| 139.4.50.136 | ke-electronic-transit-2.Hanover.de.ALTER.NET | Yes |
| 139.4.50.137 | Hanover.de.ALTER.NET | — |
| 139.4.50.138 | ke-electronic-2.Hanover.de.ALTER.NET | — |
| 139.4.50.139 | — | — |
| 139.4.50.140 | Bpol-Transit.Hanover2.de.ALTER.NET | Yes |
| 139.4.50.141 | Hanover2.de.ALTER.NET | — |
| 139.4.50.142 | Bpol.Hanover2.de.ALTER.NET | — |
| 139.4.50.143 | — | — |
| 139.4.50.144 | — | — |
| 139.4.50.145 | xe-2-0-0.GW2.DTM1.ALTER.NET | — |
| 139.4.50.146 | sapmw-dedor01-31975303e002.d03.mso.mci.com | — |
| 139.4.50.147 | — | — |
| 139.4.50.148 | — | — |
| 139.4.50.149 | GW3.HDN1.ALTER.NET | Yes |
| 139.4.50.150 | Leaseplan.customer.alter.net | — |
| 139.4.50.151 | — | — |
| 139.4.50.152 | icem-backup-Transit.Hanover.de.ALTER.NET | Yes |
| 139.4.50.153 | icem-backup.Hanover.de.ALTER.NET | — |
| 139.4.50.154 | — | — |
| 139.4.50.155 | — | — |
| 139.4.50.156 | — | — |
| 139.4.50.157 | — | — |
| 139.4.50.158 | — | — |
| 139.4.50.159 | — | — |
| 139.4.50.160 | Stabilus-transit.Frankfurt.de.ALTER.NET | Yes |
| 139.4.50.161 | GW3.HDN1.ALTER.NET | Yes |
| 139.4.50.162 | Stabilus.Frankfurt.de.ALTER.NET | — |
| 139.4.50.163 | — | — |
| 139.4.50.164 | Stabilus-shadow-transit.Frankfurt.de.ALTER.NET | Yes |
| 139.4.50.165 | Frankfurt3.de.ALTER.NET | — |
| 139.4.50.166 | Stabilus-shadow.Frankfurt.de.ALTER.NET | — |
| 139.4.50.167 | — | — |
| 139.4.50.168 | init-Backup-Transit.Berlin.de.ALTER.NET | Yes |
| 139.4.50.169 | init-Backup.Berlin.de.ALTER.NET | — |
| 139.4.50.170 | — | — |
| 139.4.50.171 | — | — |
| 139.4.50.172 | Bpol-Transit.Saarbruecken2.de.ALTER.NET | Yes |
| 139.4.50.173 | Saarbruecken2.de.ALTER.NET | — |
| 139.4.50.174 | Bpol.Saarbruecken2.de.ALTER.NET | — |
| 139.4.50.175 | — | — |
| 139.4.50.176 | — | — |
| 139.4.50.177 | lentjes-backup.Duesseldorf.de.ALTER.NET | — |
| 139.4.50.178 | — | — |
| 139.4.50.179 | — | — |
| 139.4.50.180 | Charlottenburg-Klinik-Transit-1.Osnabrueck.de.ALTER.NET | Yes |
| 139.4.50.181 | Osnabrueck.de.ALTER.NET | — |
| 139.4.50.182 | Charlottenburg-Klinik-1.Osnabrueck.de.ALTER.NET | — |
| 139.4.50.183 | — | — |
| 139.4.50.184 | Bpol-133-Transit.Saarbruecken3.de.ALTER.NET | Yes |
| 139.4.50.185 | Saarbruecken3.de.ALTER.NET | — |
| 139.4.50.186 | Bpol-133.Saarbruecken3.de.ALTER.NET | — |
| 139.4.50.187 | — | — |
| 139.4.50.188 | nathe-transit.dortmund2.de.ALTER.NET | Yes |
| 139.4.50.189 | dortmund2.de.ALTER.NET | — |
| 139.4.50.190 | nathe.dortmund2.de.ALTER.NET | — |
| 139.4.50.191 | — | — |
| 139.4.50.192 | UMTS-2-DTM1.ALTER.NET | — |
| 139.4.50.193 | GW2.DTM1.ALTER.NET | Yes |
| 139.4.50.194 | UMTS-GW2.DTM1.ALTER.NET | — |
| 139.4.50.195 | — | — |
| 139.4.50.196 | — | — |
| 139.4.50.197 | — | — |
| 139.4.50.198 | — | — |
| 139.4.50.199 | — | — |
| 139.4.50.200 | Lufthansa-Transit.ALTER.NET | Yes |
| 139.4.50.201 | Cgn2.de.ALTER.NET | — |
| 139.4.50.202 | Lufthansa.ALTER.NET | — |
| 139.4.50.203 | — | — |
| 139.4.50.204 | Continental-Teves-Transit.fft4.de.ALTER.NET | Yes |
| 139.4.50.205 | fft4.de.ALTER.NET | — |
| 139.4.50.206 | Continental-Teves-P.fft4.de.ALTER.NET | — |
| 139.4.50.207 | — | — |
| 139.4.50.208 | thorlabs-transit.muc2.de.ALTER.NET | Yes |
| 139.4.50.209 | muc2.de.ALTER.NET | — |
| 139.4.50.210 | thorlabs.customer.de.ALTER.NET | — |
| 139.4.50.211 | — | — |
| 139.4.50.212 | — | — |
| 139.4.50.213 | solectron-backup.Stuttgart.de.ALTER.NET | — |
| 139.4.50.214 | — | — |
| 139.4.50.215 | — | — |
| 139.4.50.216 | — | — |
| 139.4.50.217 | — | — |
| 139.4.50.218 | — | — |
| 139.4.50.219 | — | — |
| 139.4.50.220 | Bgs-537-ude201225-Transit.Cologne2.de.ALTER.NET | Yes |
| 139.4.50.221 | Cologne2.de.ALTER.NET | — |
| 139.4.50.222 | Bgs-537-ude201225.Cologne2.de.ALTER.NET | — |
| 139.4.50.223 | — | — |
| 139.4.50.224 | Bgs-537-ude201225-Backup-Transit.Cologne2.de.ALTER.NET | Yes |
| 139.4.50.225 | Bgs-537-ude201225-Backup.Cologne2.de.ALTER.NET | — |
| 139.4.50.226 | — | — |
| 139.4.50.227 | — | — |
| 139.4.50.228 | — | — |
| 139.4.50.229 | — | — |
| 139.4.50.230 | — | — |
| 139.4.50.231 | — | — |
| 139.4.50.232 | — | — |
| 139.4.50.233 | — | — |
| 139.4.50.234 | — | — |
| 139.4.50.235 | — | — |
| 139.4.50.236 | — | — |
| 139.4.50.237 | — | — |
| 139.4.50.238 | — | — |
| 139.4.50.239 | — | — |
| 139.4.50.240 | — | — |
| 139.4.50.241 | — | — |
| 139.4.50.242 | — | — |
| 139.4.50.243 | — | — |
| 139.4.50.244 | — | — |
| 139.4.50.245 | — | — |
| 139.4.50.246 | — | — |
| 139.4.50.247 | — | — |
| 139.4.50.248 | — | — |
| 139.4.50.249 | Bayer.customer.ALTER.NET | — |
| 139.4.50.250 | — | — |
| 139.4.50.251 | — | — |
| 139.4.50.252 | — | — |
| 139.4.50.253 | xe-8-1-0.GW2.FFT3.ALTER.NET | — |
| 139.4.50.254 | Bayer.customer.ALTER.NET | — |
| 139.4.50.255 | — | — |