| 63.66.33.0 | — | — |
| 63.66.33.1 | 51.xe-1-2-1.GW1.CLT2.ALTER.NET | — |
| 63.66.33.2 | Internet-gw.customer.alter.net | — |
| 63.66.33.3 | — | — |
| 63.66.33.4 | — | — |
| 63.66.33.5 | 62.xe-7-3-1.GW9.DFW7.ALTER.NET | — |
| 63.66.33.6 | PNCBANK-NATIONALASSOCIATION.customer.alter.net | — |
| 63.66.33.7 | — | — |
| 63.66.33.8 | — | — |
| 63.66.33.9 | 85.xe-10-0-3-0.GW7.DFW13.ALTER.NET | — |
| 63.66.33.10 | outfront-gw.customer.alter.net | — |
| 63.66.33.11 | — | — |
| 63.66.33.12 | — | — |
| 63.66.33.13 | 74.xe-1-0-1-2.GW14.PHL6.ALTER.NET | — |
| 63.66.33.14 | Internet-gw.customer.alter.net | — |
| 63.66.33.15 | — | — |
| 63.66.33.16 | — | — |
| 63.66.33.17 | et-5-1-2.GW9.SEA1.ALTER.NET | — |
| 63.66.33.18 | Internet-gw.customer.alter.net | — |
| 63.66.33.19 | — | — |
| 63.66.33.20 | — | — |
| 63.66.33.21 | 128.xe-1-0-0-0.GW14.PHL6.ALTER.NET | — |
| 63.66.33.22 | tbd-gw.customer.alter.net | — |
| 63.66.33.23 | — | — |
| 63.66.33.24 | — | — |
| 63.66.33.25 | 14.xe-3-0-3-0.GW9.DEN4.ALTER.NET | — |
| 63.66.33.26 | PNCBANK-NATIONALASSOCIATION.customer.alter.net | — |
| 63.66.33.27 | — | — |
| 63.66.33.28 | — | — |
| 63.66.33.29 | 56.ATM0-0.GW8.LAX7.ALTER.NET | — |
| 63.66.33.30 | agilityassets-gw.customer.alter.net | — |
| 63.66.33.31 | — | — |
| 63.66.33.32 | — | — |
| 63.66.33.33 | ge-4-0-2.GW9.DFW7.ALTER.NET | — |
| 63.66.33.34 | WS-TimeWarnerCable.customer.alter.net | — |
| 63.66.33.35 | — | — |
| 63.66.33.36 | — | — |
| 63.66.33.37 | 500.MFR517.GW9.DCA5.ALTER.NET | — |
| 63.66.33.38 | mcefu.org-gw.customer.alter.net | — |
| 63.66.33.39 | — | — |
| 63.66.33.40 | — | — |
| 63.66.33.41 | 52.ge-3-0-7.GW11.PHL6.ALTER.NET | — |
| 63.66.33.42 | acuative-gw.customer.alter.net | — |
| 63.66.33.43 | — | — |
| 63.66.33.44 | — | — |
| 63.66.33.45 | 202.xe-5-0-1-1.GW11.DCA5.ALTER.NET | — |
| 63.66.33.46 | Internet-gw.customer.alter.net | — |
| 63.66.33.47 | — | — |
| 63.66.33.48 | — | — |
| 63.66.33.49 | 0.Serial1-2.GW11.DCA5.ALTER.NET | — |
| 63.66.33.50 | wellspan-gw.customer.alter.net | — |
| 63.66.33.51 | — | — |
| 63.66.33.52 | — | — |
| 63.66.33.53 | 1004.ATM4-0.GW12.PHL6.ALTER.NET | — |
| 63.66.33.54 | us.army-gw.customer.alter.net | — |
| 63.66.33.55 | — | — |
| 63.66.33.56 | — | — |
| 63.66.33.57 | 41.xe-5-0-5-2.GW11.DCA5.ALTER.NET | — |
| 63.66.33.58 | SOCIALSECURITYADMINISTRATION.customer.alter.net | — |
| 63.66.33.59 | — | — |
| 63.66.33.60 | — | — |
| 63.66.33.61 | 880.ATM1-0.GW9.EWR6.ALTER.NET | — |
| 63.66.33.62 | jie-fts2001-gw.customer.alter.net | — |
| 63.66.33.63 | — | — |
| 63.66.33.64 | — | — |
| 63.66.33.65 | 77.xe-10-3-0.GW12.PHL6.ALTER.NET | — |
| 63.66.33.66 | Internet-gw.customer.alter.net | — |
| 63.66.33.67 | — | — |
| 63.66.33.68 | — | — |
| 63.66.33.69 | 68.xe-5-1-0.GW11.SAC1.ALTER.NET | — |
| 63.66.33.70 | QUESTDIAGNOSTICSINCORPORATED.customer.alter.net | — |
| 63.66.33.71 | — | — |
| 63.66.33.72 | — | — |
| 63.66.33.73 | 216.xe-4-0-4-2.GW16.BOS4.ALTER.NET | — |
| 63.66.33.74 | Internet-gw.customer.alter.net | — |
| 63.66.33.75 | — | — |
| 63.66.33.76 | — | — |
| 63.66.33.77 | 500.MFR796.GW5.DCA5.ALTER.NET | — |
| 63.66.33.78 | teleflex-gw.customer.alter.net | — |
| 63.66.33.79 | — | — |
| 63.66.33.80 | — | — |
| 63.66.33.81 | 53.xe-2-3-1.GW1.AUS5.ALTER.NET | — |
| 63.66.33.82 | sonesta.customer.alter.net | — |
| 63.66.33.83 | — | — |
| 63.66.33.84 | — | — |
| 63.66.33.85 | 50.xe-2-3-1.GW1.AUS5.ALTER.NET | — |
| 63.66.33.86 | Internet-gw.customer.alter.net | — |
| 63.66.33.87 | — | — |
| 63.66.33.88 | — | — |
| 63.66.33.89 | 169.xe-4-3-1.GW1.PIT10.ALTER.NET | — |
| 63.66.33.90 | BRIGGSELECTRIC-INC.customer.alter.net | — |
| 63.66.33.91 | — | — |
| 63.66.33.92 | — | — |
| 63.66.33.93 | 120.xe-5-3-0.GW1.PHL24.ALTER.NET | — |
| 63.66.33.94 | AIRLIQUIDEUSALLC.customer.alter.net | — |
| 63.66.33.95 | — | — |
| 63.66.33.96 | — | — |
| 63.66.33.97 | 123.xe-1-3-0.GW12.PHL6.ALTER.NET | — |
| 63.66.33.98 | Internet-gw.customer.alter.net | — |
| 63.66.33.99 | — | — |
| 63.66.33.100 | — | — |
| 63.66.33.101 | 9.xe-11-2-0.GW9.EWR6.ALTER.NET | — |
| 63.66.33.102 | WAWA-INC.customer.alter.net | — |
| 63.66.33.103 | — | — |
| 63.66.33.104 | — | — |
| 63.66.33.105 | 500.MFR22.GW4.DCA5.ALTER.NET | — |
| 63.66.33.106 | 3eti-gw.customer.alter.net | — |
| 63.66.33.107 | — | — |
| 63.66.33.108 | — | — |
| 63.66.33.109 | ALTER.NET | — |
| 63.66.33.110 | customer.alter.net | — |
| 63.66.33.111 | — | — |
| 63.66.33.112 | — | — |
| 63.66.33.113 | 45.xe-1-0-0.GW10.CHI2.ALTER.NET | — |
| 63.66.33.114 | CINTASCORPORATION.customer.alter.net | — |
| 63.66.33.115 | — | — |
| 63.66.33.116 | — | — |
| 63.66.33.117 | 62.xe-2-2-1.GW11.PHL6.ALTER.NET | — |
| 63.66.33.118 | Internet-gw.customer.alter.net | — |
| 63.66.33.119 | — | — |
| 63.66.33.120 | — | — |
| 63.66.33.121 | 41.xe-5-3-1.GW11.CHI2.ALTER.NET | — |
| 63.66.33.122 | Internet-gw.customer.alter.net | — |
| 63.66.33.123 | — | — |
| 63.66.33.124 | — | — |
| 63.66.33.125 | 3.xe-1-0-1.GW10.CHI2.ALTER.NET | — |
| 63.66.33.126 | FIFTHTHIRDBANK-NATIONALASSOCIATION.customer.alter.net | — |
| 63.66.33.127 | — | — |
| 63.66.33.128 | — | — |
| 63.66.33.129 | 29.xe-1-1-0.GW11.PHL6.ALTER.NET | — |
| 63.66.33.130 | acuative-gw.customer.alter.net | — |
| 63.66.33.131 | — | — |
| 63.66.33.132 | — | — |
| 63.66.33.133 | 29.xe-7-3-1.GW1.NYC41.ALTER.NET | — |
| 63.66.33.134 | COMCASTBUSINESSCOMMUNICATIONS-LLC.customer.alter.net | — |
| 63.66.33.135 | — | — |
| 63.66.33.136 | — | — |
| 63.66.33.137 | 31.xe-1-0-5-3.GW14.PHL6.ALTER.NET | — |
| 63.66.33.138 | Internet-gw.customer.alter.net | — |
| 63.66.33.139 | — | — |
| 63.66.33.140 | — | — |
| 63.66.33.141 | xe-5-2-0.GW11.EWR6.ALTER.NET | — |
| 63.66.33.142 | Internet-gw.customer.alter.net | — |
| 63.66.33.143 | — | — |
| 63.66.33.144 | — | — |
| 63.66.33.145 | 7.xe-7-1-1.GW1.BOS30.ALTER.NET | — |
| 63.66.33.146 | GRANITETELECOMMUNICATIONS-LLC.customer.alter.net | — |
| 63.66.33.147 | — | — |
| 63.66.33.148 | — | — |
| 63.66.33.149 | xe-2-2-2.GW5.SLT4.ALTER.NET | — |
| 63.66.33.150 | XMISSIONL.C.customer.alter.net | — |
| 63.66.33.151 | — | — |
| 63.66.33.152 | — | — |
| 63.66.33.153 | ALTER.NET | — |
| 63.66.33.154 | customer.alter.net | — |
| 63.66.33.155 | — | — |
| 63.66.33.156 | — | — |
| 63.66.33.157 | — | — |
| 63.66.33.158 | — | — |
| 63.66.33.159 | — | — |
| 63.66.33.160 | — | — |
| 63.66.33.161 | 49.xe-9-0-0.GW12.DCA5.ALTER.NET | — |
| 63.66.33.162 | dieboldnixdorf-gw.customer.alter.net | — |
| 63.66.33.163 | — | — |
| 63.66.33.164 | — | — |
| 63.66.33.165 | 20.xe-0-1-0.GW15.NYC1.ALTER.NET | — |
| 63.66.33.166 | XEROXCORPORATION.customer.alter.net | — |
| 63.66.33.167 | — | — |
| 63.66.33.168 | — | — |
| 63.66.33.169 | 141.xe-1-3-1.GW8.CLE1.ALTER.NET | — |
| 63.66.33.170 | BUSPATROLAMERICALLC.customer.alter.net | — |
| 63.66.33.171 | — | — |
| 63.66.33.172 | — | — |
| 63.66.33.173 | 167.xe-1-3-1.GW8.CLE1.ALTER.NET | — |
| 63.66.33.174 | EXPERIANSERVICESCORP.customer.alter.net | — |
| 63.66.33.175 | — | — |
| 63.66.33.176 | — | — |
| 63.66.33.177 | 103.xe-7-3-1.GW1.NYC41.ALTER.NET | — |
| 63.66.33.178 | CINTASCORPORATION.customer.alter.net | — |
| 63.66.33.179 | — | — |
| 63.66.33.180 | — | — |
| 63.66.33.181 | 124.xe-7-0-0.GW10.EWR6.ALTER.NET | — |
| 63.66.33.182 | Internet-gw.customer.alter.net | — |
| 63.66.33.183 | — | — |
| 63.66.33.184 | — | — |
| 63.66.33.185 | 123.xe-4-3-0.GW5.SLT4.ALTER.NET | — |
| 63.66.33.186 | Internet-gw.customer.alter.net | — |
| 63.66.33.187 | — | — |
| 63.66.33.188 | — | — |
| 63.66.33.189 | 180.xe-10-0-0.GW16.DFW9.ALTER.NET | — |
| 63.66.33.190 | Internet-gw.customer.alter.net | — |
| 63.66.33.191 | — | — |
| 63.66.33.192 | — | — |
| 63.66.33.193 | 62.xe-7-3-0.GW10.CHI2.ALTER.NET | — |
| 63.66.33.194 | Internet-gw.customer.alter.net | — |
| 63.66.33.195 | — | — |
| 63.66.33.196 | — | — |
| 63.66.33.197 | 25.ge-1-2-6.GW10.CHI2.ALTER.NET | — |
| 63.66.33.198 | FIFTHTHIRDBANK-NATIONALASSOCIATION.customer.alter.net | — |
| 63.66.33.199 | — | — |
| 63.66.33.200 | — | — |
| 63.66.33.201 | 30.xe-4-0-0.GW11.DCA5.ALTER.NET | — |
| 63.66.33.202 | SINGLEDIGITS-INC.customer.alter.net | — |
| 63.66.33.203 | — | — |
| 63.66.33.204 | — | — |
| 63.66.33.205 | 44.ge-1-2-5.GW10.CHI2.ALTER.NET | — |
| 63.66.33.206 | FIFTHTHIRDBANK-NATIONALASSOCIATION.customer.alter.net | — |
| 63.66.33.207 | — | — |
| 63.66.33.208 | — | — |
| 63.66.33.209 | 80.ATM1-0.GW5.PHL1.ALTER.NET | — |
| 63.66.33.210 | trinitypackaging-gw.customer.alter.net | — |
| 63.66.33.211 | — | — |
| 63.66.33.212 | — | — |
| 63.66.33.213 | 239.ATM1-0.GW4.PHL1.ALTER.NET | — |
| 63.66.33.214 | qualcomm-gw.customer.alter.net | — |
| 63.66.33.215 | — | — |
| 63.66.33.216 | — | — |
| 63.66.33.217 | 36.xe-5-0-5-3.GW12.DCA5.ALTER.NET | — |
| 63.66.33.218 | Internet-gw.customer.alter.net | — |
| 63.66.33.219 | — | — |
| 63.66.33.220 | — | — |
| 63.66.33.221 | Serial3-10.GW7.PIT1.ALTER.NET | — |
| 63.66.33.222 | ssallc-gw7.customer.alter.net | — |
| 63.66.33.223 | — | — |
| 63.66.33.224 | — | — |
| 63.66.33.225 | 75.xe-0-3-1.GW11.EWR6.ALTER.NET | — |
| 63.66.33.226 | Internet-gw.customer.alter.net | — |
| 63.66.33.227 | — | — |
| 63.66.33.228 | — | — |
| 63.66.33.229 | 28.xe-1-0-1-2.GW9.DEN4.ALTER.NET | — |
| 63.66.33.230 | Internet-gw.customer.alter.net | — |
| 63.66.33.231 | — | — |
| 63.66.33.232 | — | — |
| 63.66.33.233 | 563.ATM0-1.GW1.NYC41.ALTER.NET | — |
| 63.66.33.234 | bordersgroupinc-gw.customer.alter.net | Yes |
| 63.66.33.235 | — | — |
| 63.66.33.236 | — | — |
| 63.66.33.237 | Serial4-11.GW3.DCA6.ALTER.NET | — |
| 63.66.33.238 | vzb-gw.customer.alter.net | — |
| 63.66.33.239 | — | — |
| 63.66.33.240 | — | — |
| 63.66.33.241 | 138.xe-4-1-0.GW11.DCA5.ALTER.NET | — |
| 63.66.33.242 | ACUATIVECORPORATION.customer.alter.net | — |
| 63.66.33.243 | — | — |
| 63.66.33.244 | — | — |
| 63.66.33.245 | 180.xe-10-0-1.GW9.EWR6.ALTER.NET | — |
| 63.66.33.246 | WAWA-INC.customer.alter.net | — |
| 63.66.33.247 | — | — |
| 63.66.33.248 | — | — |
| 63.66.33.249 | 142.xe-7-2-1.GW16.DFW9.ALTER.NET | — |
| 63.66.33.250 | BEDBATH-BEYOND-INC.customer.alter.net | — |
| 63.66.33.251 | — | — |
| 63.66.33.252 | — | — |
| 63.66.33.253 | 67.xe-0-0-0.GW1.SFO16.ALTER.NET | — |
| 63.66.33.254 | tbd-gw.customer.alter.net | — |
| 63.66.33.255 | — | — |