Analysis Summary ---------------- BGP routing table entries examined: 301614 Prefixes after maximum aggregation: 141503 Deaggregation factor: 2.13 Unique aggregates announced to Internet: 149533 Total ASes present in the Internet Routing Table: 32604 Prefixes per ASN: 9.25 Origin-only ASes present in the Internet Routing Table: 28347 Origin ASes announcing only one prefix: 13795 Transit ASes present in the Internet Routing Table: 4257 Transit-only ASes present in the Internet Routing Table: 102 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 30 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 620 Unregistered ASNs in the Routing Table: 126 Number of 32-bit ASNs allocated by the RIRs: 312 Prefixes from 32-bit ASNs in the Routing Table: 256 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 202 Number of addresses announced to Internet: 2132041952 Equivalent to 127 /8s, 20 /16s and 96 /24s Percentage of available address space announced: 57.5 Percentage of allocated address space announced: 65.2 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 79.8 Total number of prefixes smaller than registry allocations: 144805 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 72077 Total APNIC prefixes after maximum aggregation: 25252 APNIC Deaggregation factor: 2.85 Prefixes being announced from the APNIC address blocks: 68602 Unique aggregates announced from the APNIC address blocks: 30421 APNIC Region origin ASes present in the Internet Routing Table: 3847 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 1043 APNIC Region transit ASes present in the Internet Routing Table: 587 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 14 Number of APNIC addresses announced to Internet: 470541600 Equivalent to 28 /8s, 11 /16s and 229 /24s Percentage of available APNIC address space announced: 80.1 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 43/8, 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 127441 Total ARIN prefixes after maximum aggregation: 67221 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 101848 Unique aggregates announced from the ARIN address blocks: 38884 ARIN Region origin ASes present in the Internet Routing Table: 13330 ARIN Prefixes per ASN: 7.64 ARIN Region origin ASes announcing only one prefix: 5159 ARIN Region transit ASes present in the Internet Routing Table: 1314 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 714201088 Equivalent to 42 /8s, 145 /16s and 216 /24s Percentage of available ARIN address space announced: 62.6 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 69537 Total RIPE prefixes after maximum aggregation: 40772 RIPE Deaggregation factor: 1.71 Prefixes being announced from the RIPE address blocks: 62836 Unique aggregates announced from the RIPE address blocks: 42111 RIPE Region origin ASes present in the Internet Routing Table: 13706 RIPE Prefixes per ASN: 4.58 RIPE Region origin ASes announcing only one prefix: 7114 RIPE Region transit ASes present in the Internet Routing Table: 2051 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 403252160 Equivalent to 24 /8s, 9 /16s and 35 /24s Percentage of available RIPE address space announced: 75.1 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 26058 Total LACNIC prefixes after maximum aggregation: 6385 LACNIC Deaggregation factor: 4.08 Prefixes being announced from the LACNIC address blocks: 24373 Unique aggregates announced from the LACNIC address blocks: 13436 LACNIC Region origin ASes present in the Internet Routing Table: 1202 LACNIC Prefixes per ASN: 20.28 LACNIC Region origin ASes announcing only one prefix: 382 LACNIC Region transit ASes present in the Internet Routing Table: 200 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 30 Number of LACNIC addresses announced to Internet: 68123136 Equivalent to 4 /8s, 15 /16s and 122 /24s Percentage of available LACNIC address space announced: 67.7 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 6017 Total AfriNIC prefixes after maximum aggregation: 1577 AfriNIC Deaggregation factor: 3.82 Prefixes being announced from the AfriNIC address blocks: 4374 Unique aggregates announced from the AfriNIC address blocks: 1588 AfriNIC Region origin ASes present in the Internet Routing Table: 330 AfriNIC Prefixes per ASN: 13.25 AfriNIC Region origin ASes announcing only one prefix: 97 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 12886016 Equivalent to 0 /8s, 196 /16s and 160 /24s Percentage of available AfriNIC address space announced: 38.4 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,