IP Address Allocation » ASNs

This section will show you the IP address distribution to a total of 89,521 Autonomous System Numbers. Currently you are viewing page 1 of 1,791 pages total where you can find the IP address assignment for ASNs from LVLT-1 to DNIC-AS-00056.

Autonomous System Number (ASN)Number of IP AddressesNumber of Subnets
Unspecified31,568,90511,669
ASN1 - LVLT-111,00813
ASN2 - UDEL-DCN71,6806
ASN3 - MIT-GATEWAYS1,838,33529
ASN4 - ISI-AS67,07218
ASN5 - SYMBOLICS00
ASN6 - BULL-HN125,18420
ASN7 - The Defence Science and Technology Laboratory68,86411
ASN8 - RICE-AS462,8488
ASN9 - CMU-ROUTER134,91210
ASN10 - CSNET-EXT-AS00
ASN11 - HARVARD00
ASN12 - NYU-DOMAIN97,02415
ASN13 - DNIC-AS-0001368,8646
ASN14 - COLUMBIA-GW208,89611
ASN15 - NET-DYNAMICS-EXP00
ASN16 - LBL131,0722
ASN17 - PURDUE389,12029
ASN18 - UTEXAS299,5208
ASN19 - LEIDOS-AS134,14413
ASN20 - UR66,0483
ASN21 - RAND2,5609
ASN22 - DNIC-AS-00022139,2648
ASN24 - AS2465,5361
ASN25 - UCB202,24013
ASN26 - CORNELL197,3766
ASN27 - UMDNET139,7766
ASN29 - YALE-AS131,8405
ASN30 - SRI-AICNET7683
ASN31 - CIT131,8405
ASN32 - STANFORD329,72720
ASN33 - HPINC4,6083
ASN34 - UDELNET65,7922
ASN35 - MITRE-AS-1137,21610
ASN37 - DNIC-AS-0003769,1208
ASN38 - UIUC210,9446
ASN40 - MIT-TEST00
ASN42 - WOODYNET-154,01681
ASN43 - BNL-AS66,5605
ASN44 - S1-DOMAIN23,5526
ASN45 - LLL-TIS-AS175,10331
ASN46 - RUTGERS132,0966
ASN47 - USC-AS67,3285
ASN48 - DNIC-AS-00048131,0722
ASN49 - US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY65,7929
ASN50 - ORNL-MSRNET133,63210
ASN51 - DNIC-AS-0005100
ASN52 - UCLA329,21611
ASN55 - UPENN262,6566
ASN56 - DNIC-AS-000562,033,664130