| 2400::/12 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 2401:b200::/32 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200::/32 | WHOIS (APNIC) | RailTel Corporation of India Ltd. | IN |
| 2401:b200::/32 | APNIC assigned | — | IN |
| 2401:b200:100::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:108::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:110::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:118::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:120::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:128::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:130::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:138::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:140::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:148::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:150::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:158::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:160::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:168::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:170::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:178::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:180::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:188::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:190::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:198::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:2000::/45 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:1::/48 | WHOIS (APNIC) | Railtel corporation of india Ltd. | IN |
| 2401:b200:2::/48 | WHOIS (APNIC) | Railtel Corporation of India ltd. | IN |
| 2401:b200:3::/48 | WHOIS (APNIC) | Railtel corporation of india Ltd. | IN |
| 2401:b200:4::/48 | WHOIS (APNIC) | RAILTEL-IN | IN |
| 2401:b200:4d::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:4e::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:4f::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:5c::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:5e::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:9::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:9a::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:9c::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:10::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:11::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:12::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:40::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:41::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:42::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:43::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:45::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:54::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:55::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:56::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:57::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:61::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:62::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:64::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:65::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:93::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:94::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:2000::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200:2003::/48 | BGP route | AS24186 RailTel Corporation of India Ltd. | — |
| 2401:b200::14/126 | WHOIS (APNIC) | Railtel Corporation of India Ltd. | IN |