AUTONOMOUS SYSTEM NUMBERS The Autonomous System (AS) numbers are used by various routing protocols. AS are allocated by the Internic (contact ). Listed here a a few AS numbers of special interest. All allocated AS numbers are listed in the Internic's Whois database. Number Description -------------- ------------------------------------------------------------- 0 Reserved - May be use to identify non-routed networks 1 - 1876 Allocated by Internic 1877 - 1901 Allocated by RIPE NCC 1902 - 2042 Allocated by Internic 2043 Allocated by RIPE NCC 2044 - 2046 Allocated by Internic 2047 Allocated by RIPE NCC 2048 - 2106 Allocated by Internic 2107 - 2136 Allocated by RIPE NCC 2137 - 2584 Allocated by Internic 2585 - 2614 Allocated by RIPE NCC 2615 - 2772 Allocated by Internic 2773 - 2822 Allocated by RIPE NCC 2823 - 2829 Allocated by Internic 2830 - 2879 Allocated by RIPE NCC 2880 - 3153 Allocated by Internic 3154 - 3353 Allocated by RIPE NCC 3354 - 4607 Allocated by Internic 4608 - 4864 Allocated by AP NIC 4865 - 5376 Allcoated by Internic 5377 - 5631 Allocated by RIPE NCC 5632 - 6655 Allocated by Internic 6656 - 6911 Allocated by RIPE NCC 6912 - 7466 Allocated by Internic 7467 - 7722 Allocated by AP NIC 7723 - 8191 Allocated by Internic 8192 - 9215 Allocated by the RIPE NCC 9216 - 10239 Allocated by the AP NIC 10240 - 11263 Allocated by the InterNic 11264 - 32767 Held by the IANA 32768 - 64511 Reserved by the IANA 64512 - 65534 Designated for private use (Allocated to the IANA) 65535 Reserved []