| 63.111.121.0 | — | — |
| 63.111.121.1 | ALTER.NET | — |
| 63.111.121.2 | customer.alter.net | — |
| 63.111.121.3 | — | — |
| 63.111.121.4 | — | — |
| 63.111.121.5 | 515.ATM0-0.GW2.NYC1.ALTER.NET | — |
| 63.111.121.6 | gis-nyc-gw.customer.alter.net | — |
| 63.111.121.7 | — | — |
| 63.111.121.8 | — | — |
| 63.111.121.9 | 553.ATM0-1.GW12.BOS4.ALTER.NET | — |
| 63.111.121.10 | 229428-gw.customer.alter.net | — |
| 63.111.121.11 | — | — |
| 63.111.121.12 | — | — |
| 63.111.121.13 | ALTER.NET | — |
| 63.111.121.14 | customer.alter.net | — |
| 63.111.121.15 | — | — |
| 63.111.121.16 | — | — |
| 63.111.121.17 | ALTER.NET | — |
| 63.111.121.18 | customer.alter.net | — |
| 63.111.121.19 | — | — |
| 63.111.121.20 | — | — |
| 63.111.121.21 | ALTER.NET | — |
| 63.111.121.22 | customer.alter.net | — |
| 63.111.121.23 | — | — |
| 63.111.121.24 | — | — |
| 63.111.121.25 | 0.xe-0-3-0.GW5.VEG2.ALTER.NET | — |
| 63.111.121.26 | Internet-gw.customer.alter.net | — |
| 63.111.121.27 | — | — |
| 63.111.121.28 | — | — |
| 63.111.121.29 | ALTER.NET | — |
| 63.111.121.30 | customer.alter.net | — |
| 63.111.121.31 | — | — |
| 63.111.121.32 | — | — |
| 63.111.121.33 | 75.xe-5-2-1.GW1.NYC41.ALTER.NET | — |
| 63.111.121.34 | Internet-gw.customer.alter.net | — |
| 63.111.121.35 | — | — |
| 63.111.121.36 | — | — |
| 63.111.121.37 | 118.xe-1-0-5-2.GW16.NYC1.ALTER.NET | — |
| 63.111.121.38 | TECHNOLOGYOPPORTUNITYGROUPLTD.-THE.customer.alter.net | — |
| 63.111.121.39 | — | — |
| 63.111.121.40 | — | — |
| 63.111.121.41 | 105.xe-1-0-4-3.GW17.NYC4.ALTER.NET | — |
| 63.111.121.42 | WS-NEWHORIZONCOMM.customer.alter.net | — |
| 63.111.121.43 | — | — |
| 63.111.121.44 | — | — |
| 63.111.121.45 | 88.xe-5-3-1.GW12.PHL6.ALTER.NET | — |
| 63.111.121.46 | WS-SPECTROTEL.customer.alter.net | — |
| 63.111.121.47 | — | — |
| 63.111.121.48 | — | — |
| 63.111.121.49 | ALTER.NET | — |
| 63.111.121.50 | customer.alter.net | — |
| 63.111.121.51 | — | — |
| 63.111.121.52 | — | — |
| 63.111.121.53 | 463.xe-5-3-1.GW2.NYC41.ALTER.NET | — |
| 63.111.121.54 | JDSCapitalManagementInc.customer.alter.net | — |
| 63.111.121.55 | — | — |
| 63.111.121.56 | — | — |
| 63.111.121.57 | ALTER.NET | — |
| 63.111.121.58 | customer.alter.net | — |
| 63.111.121.59 | — | — |
| 63.111.121.60 | — | — |
| 63.111.121.61 | 425.Hssi3-0-0.GW2.EWR1.ALTER.NET | — |
| 63.111.121.62 | dunkindonuts-gw.customer.alter.net | — |
| 63.111.121.63 | — | — |
| 63.111.121.64 | — | — |
| 63.111.121.65 | 86.xe-5-0-1.GW1.SEA10.ALTER.NET | — |
| 63.111.121.66 | Internet-gw.customer.alter.net | — |
| 63.111.121.67 | — | — |
| 63.111.121.68 | — | — |
| 63.111.121.69 | ALTER.NET | — |
| 63.111.121.70 | customer.alter.net | — |
| 63.111.121.71 | — | — |
| 63.111.121.72 | — | — |
| 63.111.121.73 | 125.xe-4-1-2-2.GW3.NYC41.ALTER.NET | — |
| 63.111.121.74 | acuative-gw.customer.alter.net | — |
| 63.111.121.75 | — | — |
| 63.111.121.76 | — | — |
| 63.111.121.77 | 112.xe-1-0-5-1.GW17.NYC4.ALTER.NET | — |
| 63.111.121.78 | ADTLLC.customer.alter.net | — |
| 63.111.121.79 | — | — |
| 63.111.121.80 | — | — |
| 63.111.121.81 | 500.MFR501.GW4.EWR6.ALTER.NET | — |
| 63.111.121.82 | wpunj-gw.customer.alter.net | — |
| 63.111.121.83 | — | — |
| 63.111.121.84 | — | — |
| 63.111.121.85 | 32.ge-4-1-5.GW12.PHL6.ALTER.NET | — |
| 63.111.121.86 | JUDGEGROUP-INC-THE.customer.alter.net | — |
| 63.111.121.87 | — | — |
| 63.111.121.88 | — | — |
| 63.111.121.89 | 94.xe-5-2-1.GW2.NYC41.ALTER.NET | — |
| 63.111.121.90 | VALEOMANAGEMENTSERVICES.customer.alter.net | — |
| 63.111.121.91 | — | — |
| 63.111.121.92 | — | — |
| 63.111.121.93 | 151.xe-10-0-1.GW9.EWR6.ALTER.NET | — |
| 63.111.121.94 | airespring-gw.customer.alter.net | — |
| 63.111.121.95 | — | — |
| 63.111.121.96 | — | — |
| 63.111.121.97 | 76.xe-4-0-3-2.GW16.BOS4.ALTER.NET | — |
| 63.111.121.98 | CUSTOMERSBANK.customer.alter.net | — |
| 63.111.121.99 | — | — |
| 63.111.121.100 | — | — |
| 63.111.121.101 | 488.xe-3-2-0.GW15.BOS4.ALTER.NET | — |
| 63.111.121.102 | IllinoisToolWorks.customer.alter.net | — |
| 63.111.121.103 | — | — |
| 63.111.121.104 | — | — |
| 63.111.121.105 | 79.xe-1-0-2-3.GW14.PHL6.ALTER.NET | — |
| 63.111.121.106 | METROOPTICALSOLUTIONSINC.customer.alter.net | — |
| 63.111.121.107 | — | — |
| 63.111.121.108 | — | — |
| 63.111.121.109 | 269.xe-10-1-0.GW9.EWR6.ALTER.NET | — |
| 63.111.121.110 | TECHMAHINDRA-AMERICAS-INC.customer.alter.net | — |
| 63.111.121.111 | — | — |
| 63.111.121.112 | — | — |
| 63.111.121.113 | 74.xe-1-0-3-3.GW11.EWR6.ALTER.NET | — |
| 63.111.121.114 | NETWORKINNOVATIONS-INC.customer.alter.net | — |
| 63.111.121.115 | — | — |
| 63.111.121.116 | — | — |
| 63.111.121.117 | 39.xe-1-1-0.GW4.CMH2.ALTER.NET | — |
| 63.111.121.118 | Internet-gw.customer.alter.net | — |
| 63.111.121.119 | — | — |
| 63.111.121.120 | — | — |
| 63.111.121.121 | 198.xe-5-3-0.GW2.NYC41.ALTER.NET | — |
| 63.111.121.122 | FUSIONVOICEANDDATACORP.customer.alter.net | — |
| 63.111.121.123 | — | — |
| 63.111.121.124 | — | — |
| 63.111.121.125 | 375.ATM1-0.GW10.NYC9.ALTER.NET | — |
| 63.111.121.126 | snbony-gw.customer.alter.net | — |
| 63.111.121.127 | — | — |
| 63.111.121.128 | — | — |
| 63.111.121.129 | 19.xe-1-0-2-0.GW15.NYC1.ALTER.NET | — |
| 63.111.121.130 | deloitte-gw.customer.alter.net | — |
| 63.111.121.131 | — | — |
| 63.111.121.132 | — | — |
| 63.111.121.133 | 258.xe-4-0-4-2.GW16.BOS4.ALTER.NET | — |
| 63.111.121.134 | jjbest-gw.customer.alter.net | — |
| 63.111.121.135 | — | — |
| 63.111.121.136 | — | — |
| 63.111.121.137 | 175.xe-1-2-0.GW8.CLE1.ALTER.NET | — |
| 63.111.121.138 | tbd.customer.alter.net | — |
| 63.111.121.139 | — | — |
| 63.111.121.140 | — | — |
| 63.111.121.141 | 14.xe-0-1-1.GW11.CHI2.ALTER.NET | — |
| 63.111.121.142 | Internet-gw.customer.alter.net | — |
| 63.111.121.143 | — | — |
| 63.111.121.144 | — | — |
| 63.111.121.145 | 44.xe-10-0-5-3.GW7.DFW13.ALTER.NET | — |
| 63.111.121.146 | ALTER.NET.customer.alter.net | — |
| 63.111.121.147 | — | — |
| 63.111.121.148 | — | — |
| 63.111.121.149 | 80.xe-4-1-2-2.GW3.NYC41.ALTER.NET | — |
| 63.111.121.150 | telesystem-gw.customer.alter.net | — |
| 63.111.121.151 | — | — |
| 63.111.121.152 | — | — |
| 63.111.121.153 | 191.TenGigE0-0-0-0.GW2.NYC4.ALTER.NET | — |
| 63.111.121.154 | Internet-gw.customer.alter.net | — |
| 63.111.121.155 | — | — |
| 63.111.121.156 | — | — |
| 63.111.121.157 | 71.xe-1-3-1.GW1.BUF4.ALTER.NET | — |
| 63.111.121.158 | Internet-gw.customer.alter.net | — |
| 63.111.121.159 | — | — |
| 63.111.121.160 | — | — |
| 63.111.121.161 | PW-Ether182.ALTER.NET | — |
| 63.111.121.162 | Internet-gw.customer.alter.net | — |
| 63.111.121.163 | — | — |
| 63.111.121.164 | — | — |
| 63.111.121.165 | — | — |
| 63.111.121.166 | — | — |
| 63.111.121.167 | — | — |
| 63.111.121.168 | — | — |
| 63.111.121.169 | 27.xe-11-3-1.GW9.EWR6.ALTER.NET | — |
| 63.111.121.170 | granitenet-gw.customer.alter.net | — |
| 63.111.121.171 | — | — |
| 63.111.121.172 | — | — |
| 63.111.121.173 | 48.xe-1-0-1-2.GW11.EWR6.ALTER.NET | — |
| 63.111.121.174 | NEWHORIZONSCOMMUNICATIONSCORP.customer.alter.net | — |
| 63.111.121.175 | — | — |
| 63.111.121.176 | — | — |
| 63.111.121.177 | 72.xe-4-0-4-2.GW3.NYC41.ALTER.NET | — |
| 63.111.121.178 | telesystem-gw.customer.alter.net | — |
| 63.111.121.179 | — | — |
| 63.111.121.180 | — | — |
| 63.111.121.181 | 16.xe-1-0-2-0.GW11.EWR6.ALTER.NET | — |
| 63.111.121.182 | Internet-gw.customer.alter.net | — |
| 63.111.121.183 | — | — |
| 63.111.121.184 | — | — |
| 63.111.121.185 | 60.ATM1-0.GW1.RIC2.ALTER.NET | — |
| 63.111.121.186 | caci-gw2.customer.alter.net | — |
| 63.111.121.187 | — | — |
| 63.111.121.188 | — | — |
| 63.111.121.189 | 179.xe-8-0-1-0.GW12.ATL5.ALTER.NET | — |
| 63.111.121.190 | ORANGEBUSINESSSERVICESUS-INC.customer.alter.net | — |
| 63.111.121.191 | — | — |
| 63.111.121.192 | — | — |
| 63.111.121.193 | 243.xe-5-2-0.GW8.CLE1.ALTER.NET | — |
| 63.111.121.194 | Internet-gw.customer.alter.net | — |
| 63.111.121.195 | — | — |
| 63.111.121.196 | — | — |
| 63.111.121.197 | 264.xe-3-3-0.GW15.BOS4.ALTER.NET | — |
| 63.111.121.198 | WS-BROADBANDOFFICESOLUTION.customer.alter.net | — |
| 63.111.121.199 | — | — |
| 63.111.121.200 | — | — |
| 63.111.121.201 | ALTER.NET | — |
| 63.111.121.202 | customer.alter.net | — |
| 63.111.121.203 | — | — |
| 63.111.121.204 | — | — |
| 63.111.121.205 | 145.xe-3-2-1.GW15.NYC1.ALTER.NET | — |
| 63.111.121.206 | Internet-gw.customer.alter.net | — |
| 63.111.121.207 | — | — |
| 63.111.121.208 | — | — |
| 63.111.121.209 | 6.ge-1-2-7.GW16.BOS4.ALTER.NET | — |
| 63.111.121.210 | GRANITETELECOMMUNICATIONS.customer.alter.net | — |
| 63.111.121.211 | — | — |
| 63.111.121.212 | — | — |
| 63.111.121.213 | 37.xe-3-3-0.GW16.BOS4.ALTER.NET | — |
| 63.111.121.214 | tbd-gw.customer.alter.net | — |
| 63.111.121.215 | — | — |
| 63.111.121.216 | — | — |
| 63.111.121.217 | 3.xe-3-2-0.GW5.SLT4.ALTER.NET | — |
| 63.111.121.218 | tbd-gw.customer.alter.net | — |
| 63.111.121.219 | — | — |
| 63.111.121.220 | — | — |
| 63.111.121.221 | ALTER.NET | — |
| 63.111.121.222 | customer.alter.net | — |
| 63.111.121.223 | — | — |
| 63.111.121.224 | — | — |
| 63.111.121.225 | 500.Serial4-0-4-13-0.GW14.NYC4.ALTER.NET | — |
| 63.111.121.226 | adp-trenton-gw.customer.alter.net | — |
| 63.111.121.227 | — | — |
| 63.111.121.228 | — | — |
| 63.111.121.229 | 72.xe-3-3-1.GW1.RIC3.ALTER.NET | — |
| 63.111.121.230 | GRANITENET-gw.customer.alter.net | — |
| 63.111.121.231 | — | — |
| 63.111.121.232 | — | — |
| 63.111.121.233 | 21.xe-5-3-1.GW12.ATL5.ALTER.NET | — |
| 63.111.121.234 | Internet-gw.customer.alter.net | — |
| 63.111.121.235 | — | — |
| 63.111.121.236 | — | — |
| 63.111.121.237 | 18.TenGigE0-2-0-8.GW11.DCA5.ALTER.NET | — |
| 63.111.121.238 | tbd-gw.customer.alter.net | — |
| 63.111.121.239 | — | — |
| 63.111.121.240 | — | — |
| 63.111.121.241 | 70.xe-7-3-1.GW8.KCY4.ALTER.NET | — |
| 63.111.121.242 | Internet-gw.customer.alter.net | — |
| 63.111.121.243 | — | — |
| 63.111.121.244 | — | — |
| 63.111.121.245 | 71.xe-1-0-5-0.GW15.NYC1.ALTER.NET | — |
| 63.111.121.246 | DYNALINKCOMMUNICATIONS-INC.customer.alter.net | — |
| 63.111.121.247 | — | — |
| 63.111.121.248 | — | — |
| 63.111.121.249 | 62.xe-1-0-4-3.GW17.NYC4.ALTER.NET | — |
| 63.111.121.250 | NEWHORIZONSCOMMUNICATIONSCORP.customer.alter.net | — |
| 63.111.121.251 | — | — |
| 63.111.121.252 | — | — |
| 63.111.121.253 | 107.xe-4-0-1.GW11.DCA5.ALTER.NET | — |
| 63.111.121.254 | MEGAPATHCLOUDCOMPANY-LLC.customer.alter.net | — |
| 63.111.121.255 | — | — |