Summary
| ASN | AS1221 Telstra Limited |
| BGP | 203.40.0.0/13 |
| IPs with RDNS | 128 |
| Hosted Domains | 0 |
| Pingable IPs | 98 |
| Router IPs | 13 |
| 203.45.12.0 | — | 0 |  | |
| 203.45.12.1 | bundle-ether1112-466.chw-edge903.sydney.telstra.net | 0 |  | |
| 203.45.12.2 | aba3988333.lnk.telstra.net | 0 | | |
| 203.45.12.3 | — | 0 | | |
| 203.45.12.4 | — | 0 | | |
| 203.45.12.5 | bundle-ether1081-547.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.6 | com3977767.lnk.telstra.net | 0 | | |
| 203.45.12.7 | — | 0 | | |
| 203.45.12.8 | — | 0 | | |
| 203.45.12.9 | bundle-ether1111-497.pie-edge903.perth.telstra.net | 0 | | |
| 203.45.12.10 | com4252741.lnk.telstra.net | 0 | | |
| 203.45.12.11 | — | 0 | | |
| 203.45.12.12 | — | 0 | | |
| 203.45.12.13 | bundle-ether1111-591.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.14 | com4512202.lnk.telstra.net | 0 | | |
| 203.45.12.15 | — | 0 | | |
| 203.45.12.16 | — | 0 | | |
| 203.45.12.17 | atm5-3-1-49.chw-edge801.sydney.telstra.net | 0 | | |
| 203.45.12.18 | byronc1.lnk.telstra.net | 0 | | |
| 203.45.12.19 | — | 0 | | |
| 203.45.12.20 | — | 0 | | |
| 203.45.12.21 | bundle-ether1051-319.chw-edge901.sydney.telstra.net | 0 | | |
| 203.45.12.22 | countr95.lnk.telstra.net | 0 | | |
| 203.45.12.23 | — | 0 | | |
| 203.45.12.24 | — | 0 | | |
| 203.45.12.25 | bundle-ether1081-491.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.26 | dat3971676.lnk.telstra.net | 0 | | |
| 203.45.12.27 | — | 0 | | |
| 203.45.12.28 | — | 0 | | |
| 203.45.12.29 | bundle-ether1052-102.woo-edge902.brisbane.telstra.net | 0 | | |
| 203.45.12.30 | spe3971677.lnk.telstra.net | 0 | | |
| 203.45.12.31 | — | 0 | | |
| 203.45.12.32 | — | 0 | | |
| 203.45.12.33 | bundle-ether1112-423.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.34 | nex3979717.lnk.telstra.net | 0 | | |
| 203.45.12.35 | — | 0 | | |
| 203.45.12.36 | — | 0 | | |
| 203.45.12.37 | bundle-ether1112-424.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.38 | cem3979726.lnk.telstra.net | 0 | | |
| 203.45.12.39 | — | 0 | | |
| 203.45.12.40 | — | 0 | | |
| 203.45.12.41 | bundle-ether1112-425.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.42 | cem3979741.lnk.telstra.net | 0 | | |
| 203.45.12.43 | — | 0 | | |
| 203.45.12.44 | — | 0 | | |
| 203.45.12.45 | bundle-ether1111-248.cha-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.46 | cem3979750.lnk.telstra.net | 0 | | |
| 203.45.12.47 | — | 0 | | |
| 203.45.12.48 | — | 0 | | |
| 203.45.12.49 | bundle-ether1111-235.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.50 | cem3979762.lnk.telstra.net | 0 | | |
| 203.45.12.51 | — | 0 | | |
| 203.45.12.52 | — | 0 | | |
| 203.45.12.53 | bundle-ether1111-249.cha-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.54 | cem3979771.lnk.telstra.net | 0 | | |
| 203.45.12.55 | — | 0 | | |
| 203.45.12.56 | — | 0 | | |
| 203.45.12.57 | bundle-ether1113-695.ken-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.58 | nsw4329512.lnk.telstra.net | 0 | | |
| 203.45.12.59 | — | 0 | | |
| 203.45.12.60 | — | 0 | | |
| 203.45.12.61 | bundle-ether1112-799.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.62 | alf4449096.lnk.telstra.net | 0 | | |
| 203.45.12.63 | — | 0 | | |
| 203.45.12.64 | — | 0 | | |
| 203.45.12.65 | bundle-ether1051-411.ken-edge901.sydney.telstra.net | 0 | | |
| 203.45.12.66 | telstr621.lnk.telstra.net | 0 | | |
| 203.45.12.67 | — | 0 | | |
| 203.45.12.68 | — | 0 | | |
| 203.45.12.69 | bundle-ether1111-193.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.70 | dep3966095.lnk.telstra.net | 0 | | |
| 203.45.12.71 | — | 0 | | |
| 203.45.12.72 | — | 0 | | |
| 203.45.12.73 | bundle-ether1081-515.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.74 | com3971678.lnk.telstra.net | 0 | | |
| 203.45.12.75 | — | 0 | | |
| 203.45.12.76 | — | 0 | | |
| 203.45.12.77 | ae8-16163.3vco-e-070.melbourne.telstra.net | 0 | | |
| 203.45.12.78 | gck4435451.lnk.telstra.net | 0 | | |
| 203.45.12.79 | — | 0 | | |
| 203.45.12.80 | — | 0 | | |
| 203.45.12.81 | bundle-ether1111-229.fli-edge903.adelaide.telstra.net | 0 | | |
| 203.45.12.82 | des3971697.lnk.telstra.net | 0 | | |
| 203.45.12.83 | — | 0 | | |
| 203.45.12.84 | — | 0 | | |
| 203.45.12.85 | bundle-ether1111-230.cha-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.86 | mic3971705.lnk.telstra.net | 0 | | |
| 203.45.12.87 | — | 0 | | |
| 203.45.12.88 | — | 0 | | |
| 203.45.12.89 | ae9-16301.3nho-e-070.sydney.telstra.net | 0 | | |
| 203.45.12.90 | cen4185922.lnk.telstra.net | 0 | | |
| 203.45.12.91 | — | 0 | | |
| 203.45.12.92 | — | 0 | | |
| 203.45.12.93 | bundle-ether1055-184.win-edge901.melbourne.telstra.net | 0 | | |
| 203.45.12.94 | mjs3966102.lnk.telstra.net | 0 | | |
| 203.45.12.95 | — | 0 | | |
| 203.45.12.96 | — | 0 | | |
| 203.45.12.97 | bundle-ether1052-277.chw-edge902.sydney.telstra.net | 0 | | |
| 203.45.12.98 | mjs3966099.lnk.telstra.net | 0 | | |
| 203.45.12.99 | — | 0 | | |
| 203.45.12.100 | — | 0 | | |
| 203.45.12.101 | bundle-ether1052-224.cha-edge901.brisbane.telstra.net | 0 | | |
| 203.45.12.102 | kom1559647.lnk.telstra.net | 0 | | |
| 203.45.12.103 | — | 0 | | |
| 203.45.12.104 | — | 0 | | |
| 203.45.12.105 | bundle-ether1111-261.woo-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.106 | mic3971716.lnk.telstra.net | 0 | | |
| 203.45.12.107 | — | 0 | | |
| 203.45.12.108 | — | 0 | | |
| 203.45.12.109 | ae7-16182.kten-e-072.sydney.telstra.net | 0 | | |
| 203.45.12.110 | hig4381243.lnk.telstra.net | 0 | | |
| 203.45.12.111 | — | 0 | | |
| 203.45.12.112 | — | 0 | | |
| 203.45.12.113 | bundle-ether1082-217.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.114 | com3979126.lnk.telstra.net | 0 | | |
| 203.45.12.115 | — | 0 | | |
| 203.45.12.116 | — | 0 | | |
| 203.45.12.117 | bundle-ether1081-550.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.118 | com3977763.lnk.telstra.net | 0 | | |
| 203.45.12.119 | — | 0 | | |
| 203.45.12.120 | — | 0 | | |
| 203.45.12.121 | bundle-ether801-209.woo-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.122 | tel4022061.lnk.telstra.net | 0 | | |
| 203.45.12.123 | — | 0 | | |
| 203.45.12.124 | — | 0 | | |
| 203.45.12.125 | bundle-ether1081-264.ken-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.126 | dat3977765.lnk.telstra.net | 0 | | |
| 203.45.12.127 | — | 0 | | |
| 203.45.12.128 | — | 0 | | |
| 203.45.12.129 | bundle-ether1081-551.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.130 | com3979206.lnk.telstra.net | 0 | | |
| 203.45.12.131 | — | 0 | | |
| 203.45.12.132 | — | 0 | | |
| 203.45.12.133 | bundle-ether1111-229.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.134 | tel3979220.lnk.telstra.net | 0 | | |
| 203.45.12.135 | — | 0 | | |
| 203.45.12.136 | — | 0 | | |
| 203.45.12.137 | bundle-ether1111-230.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.138 | tel3979228.lnk.telstra.net | 0 | | |
| 203.45.12.139 | — | 0 | | |
| 203.45.12.140 | — | 0 | | |
| 203.45.12.141 | bundle-ether1112-416.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.142 | tel3979232.lnk.telstra.net | 0 | | |
| 203.45.12.143 | — | 0 | | |
| 203.45.12.144 | — | 0 | | |
| 203.45.12.145 | ae8-16165.pvip-e-071.perth.telstra.net | 0 | | |
| 203.45.12.146 | cev4470445.lnk.telstra.net | 0 | | |
| 203.45.12.147 | — | 0 | | |
| 203.45.12.148 | — | 0 | | |
| 203.45.12.149 | bundle-ether1112-396.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.150 | via3974174.lnk.telstra.net | 0 | | |
| 203.45.12.151 | — | 0 | | |
| 203.45.12.152 | — | 0 | | |
| 203.45.12.153 | bundle-ether1112-359.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.154 | til3966113.lnk.telstra.net | 0 | | |
| 203.45.12.155 | — | 0 | | |
| 203.45.12.156 | — | 0 | | |
| 203.45.12.157 | bundle-ether1051-367.woo-edge901.brisbane.telstra.net | 0 | | |
| 203.45.12.158 | centur.lnk.telstra.net | 0 | | |
| 203.45.12.159 | — | 0 | | |
| 203.45.12.160 | — | 0 | | |
| 203.45.12.161 | bundle-ether1111-375.cha-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.162 | tab4031497.lnk.telstra.net | 0 | | |
| 203.45.12.163 | — | 0 | | |
| 203.45.12.164 | — | 0 | | |
| 203.45.12.165 | ae10-16308.wqbv-e-070.brisbane.telstra.net | 0 | | |
| 203.45.12.166 | hou4284332.lnk.telstra.net | 0 | | |
| 203.45.12.167 | — | 0 | | |
| 203.45.12.168 | — | 0 | | |
| 203.45.12.169 | bundle-ether1112-122.wel-edge901.perth.telstra.net | 0 | | |
| 203.45.12.170 | ora4385504.lnk.telstra.net | 0 | | |
| 203.45.12.171 | — | 0 | | |
| 203.45.12.172 | — | 0 | | |
| 203.45.12.173 | ae8-16105.3nso-e-070.sydney.telstra.net | 0 | | |
| 203.45.12.174 | joy4325560.lnk.telstra.net | 0 | | |
| 203.45.12.175 | — | 0 | | |
| 203.45.12.176 | — | 0 | | |
| 203.45.12.177 | bundle-ether1112-417.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.178 | tel3979240.lnk.telstra.net | 0 | | |
| 203.45.12.179 | — | 0 | | |
| 203.45.12.180 | — | 0 | | |
| 203.45.12.181 | bundle-ether1081-737.woo-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.182 | qua4444376.lnk.telstra.net | 0 | | |
| 203.45.12.183 | — | 0 | | |
| 203.45.12.184 | — | 0 | | |
| 203.45.12.185 | bundle-ether1082-247.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.186 | com3978102.lnk.telstra.net | 0 | | |
| 203.45.12.187 | — | 0 | | |
| 203.45.12.188 | — | 0 | | |
| 203.45.12.189 | bundle-ether1082-108.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.190 | com3978103.lnk.telstra.net | 0 | | |
| 203.45.12.191 | — | 0 | | |
| 203.45.12.192 | — | 0 | | |
| 203.45.12.193 | ae8-16224.wyye-e-071.adelaide.telstra.net | 0 | | |
| 203.45.12.194 | lut4408530.lnk.telstra.net | 0 | | |
| 203.45.12.195 | — | 0 | | |
| 203.45.12.196 | — | 0 | | |
| 203.45.12.197 | bundle-ether1052-215.pie-edge902.perth.telstra.net | 0 | | |
| 203.45.12.198 | com4256367.lnk.telstra.net | 0 | | |
| 203.45.12.199 | — | 0 | | |
| 203.45.12.200 | — | 0 | | |
| 203.45.12.201 | bundle-ether1111-219.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.202 | mks3974800.lnk.telstra.net | 0 | | |
| 203.45.12.203 | — | 0 | | |
| 203.45.12.204 | — | 0 | | |
| 203.45.12.205 | bundle-ether1055-216.win-edge901.melbourne.telstra.net | 0 | | |
| 203.45.12.206 | jot3974819.lnk.telstra.net | 0 | | |
| 203.45.12.207 | — | 0 | | |
| 203.45.12.208 | — | 0 | | |
| 203.45.12.209 | bundle-ether1081-121.dav-edge901.hobart.telstra.net | 0 | | |
| 203.45.12.210 | cfm3974863.lnk.telstra.net | 0 | | |
| 203.45.12.211 | — | 0 | | |
| 203.45.12.212 | — | 0 | | |
| 203.45.12.213 | bundle-ether1111-269.woo-edge903.brisbane.telstra.net | 0 | | |
| 203.45.12.214 | tel3975190.lnk.telstra.net | 0 | | |
| 203.45.12.215 | — | 0 | | |
| 203.45.12.216 | — | 0 | | |
| 203.45.12.217 | bundle-ether1053-268.lon-edge901.melbourne.telstra.net | 0 | | |
| 203.45.12.218 | telstr1220.lnk.telstra.net | 0 | | |
| 203.45.12.219 | — | 0 | | |
| 203.45.12.220 | — | 0 | | |
| 203.45.12.221 | bundle-ether1111-200.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.222 | com3966281.lnk.telstra.net | 0 | | |
| 203.45.12.223 | — | 0 | | |
| 203.45.12.224 | — | 0 | | |
| 203.45.12.225 | bundle-ether1112-426.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.226 | cem3979862.lnk.telstra.net | 0 | | |
| 203.45.12.227 | — | 0 | | |
| 203.45.12.228 | — | 0 | | |
| 203.45.12.229 | ae7-15967.3veo-e-073.melbourne.telstra.net | 0 | | |
| 203.45.12.230 | bos4341466.lnk.telstra.net | 0 | | |
| 203.45.12.231 | — | 0 | | |
| 203.45.12.232 | — | 0 | | |
| 203.45.12.233 | bundle-ether1112-427.chw-edge903.sydney.telstra.net | 0 | | |
| 203.45.12.234 | cem3979873.lnk.telstra.net | 0 | | |
| 203.45.12.235 | — | 0 | | |
| 203.45.12.236 | — | 0 | | |
| 203.45.12.237 | ae8-16212.pvip-e-070.perth.telstra.net | 0 | | |
| 203.45.12.238 | qub4378471.lnk.telstra.net | 0 | | |
| 203.45.12.239 | — | 0 | | |
| 203.45.12.240 | — | 0 | | |
| 203.45.12.241 | ae8-16253.rqtv-e-002.brisbane.telstra.net | 0 | | |
| 203.45.12.242 | dow4332752.lnk.telstra.net | 0 | | |
| 203.45.12.243 | — | 0 | | |
| 203.45.12.244 | — | 0 | | |
| 203.45.12.245 | ae9-16327.qcht-e-070.brisbane.telstra.net | 0 | | |
| 203.45.12.246 | tri3976294.lnk.telstra.net | 0 | | |
| 203.45.12.247 | — | 0 | | |
| 203.45.12.248 | — | 0 | | |
| 203.45.12.249 | bundle-ether1081-559.win-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.250 | com3979884.lnk.telstra.net | 0 | | |
| 203.45.12.251 | — | 0 | | |
| 203.45.12.252 | — | 0 | | |
| 203.45.12.253 | bundle-ether1082-245.lon-edge903.melbourne.telstra.net | 0 | | |
| 203.45.12.254 | com3979887.lnk.telstra.net | 0 | | |
| 203.45.12.255 | — | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f5 203.45.12.41
traceroute to 203.45.12.41 (203.45.12.41): 64 hops max, 52 byte packets
Measurement taken from 
IPinfo ProbeNet in Sydney, AU
IPinfo ProbeNet in Sydney, AUOn