Orbit

Routing Table Report 08:00 +10GMT Thu 27 Jun, 2013

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/

Analysis Summary ----------------

BGP routing table entries examined: 450998 Prefixes after maximum aggregation: 184032 Deaggregation factor: 2.45 Unique aggregates announced to Internet: 226879 Total ASes present in the Internet Routing Table: 40504 Prefixes per ASN: 11.13 Origin-only ASes present in the Internet Routing Table: 34773 Origin ASes announcing only one prefix: 16195 Transit ASes present in the Internet Routing Table: 5723 Transit-only ASes present in the Internet Routing Table: 131 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 396765 Unregistered ASNs in the Routing Table: 32853 Number of 32-bit ASNs allocated by the RIRs: 4823 Number of 32-bit ASNs visible in the Routing Table: 8 Prefixes from 32-bit ASNs in the Routing Table: 10912 Special use prefixes present in the Routing Table: 30 Prefixes being announced from unallocated address space: 229 Number of addresses announced to Internet: 2664009728 Equivalent to 158 /8s, 201 /16s and 144 /24s Percentage of available address space announced: 72.0 Percentage of allocated address space announced: 72.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.7 Total number of prefixes smaller than registry allocations: 156401

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 104836 Total APNIC prefixes after maximum aggregation: 32265 APNIC Deaggregation factor: 3.25 Prefixes being announced from the APNIC address blocks: 107260 Unique aggregates announced from the APNIC address blocks: 45569 APNIC Region origin ASes present in the Internet Routing Table: 4806 APNIC Prefixes per ASN: 22.32 APNIC Region origin ASes announcing only one prefix: 1244 APNIC Region transit ASes present in the Internet Routing Table: 797 Average APNIC Region AS path length visible: 3.8 Max APNIC Region AS path length visible: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1 Number of APNIC addresses announced to Internet: 724266752 Equivalent to 43 /8s, 43 /16s and 111 /24s Percentage of available APNIC address space announced: 84.6

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 133/8, 150/8, 153/8, 163/8, 171/8, 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, 223/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 157400 Total ARIN prefixes after maximum aggregation: 79884 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 158093 Unique aggregates announced from the ARIN address blocks: 74073 ARIN Region origin ASes present in the Internet Routing Table: 15694 ARIN Prefixes per ASN: 10.07 ARIN Region origin ASes announcing only one prefix: 5999 ARIN Region transit ASes present in the Internet Routing Table: 1580 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2 Number of ARIN addresses announced to Internet: 1081658368 Equivalent to 64 /8s, 120 /16s and 204 /24s Percentage of available ARIN address space announced: 57.2

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, 62464-63487, 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, 23/8, 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, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 117835 Total RIPE prefixes after maximum aggregation: 60098 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 121214 Unique aggregates announced from the RIPE address blocks: 78314 RIPE Region origin ASes present in the Internet Routing Table: 17238 RIPE Prefixes per ASN: 7.03 RIPE Region origin ASes announcing only one prefix: 8180 RIPE Region transit ASes present in the Internet Routing Table: 2799 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1 Number of RIPE addresses announced to Internet: 656767488 Equivalent to 39 /8s, 37 /16s and 122 /24s Percentage of available RIPE address space announced: 95.5

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, 56320-58367 59392-61439, 196608-199679 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 48079 Total LACNIC prefixes after maximum aggregation: 9222 LACNIC Deaggregation factor: 5.21 Prefixes being announced from the LACNIC address blocks: 52370 Unique aggregates announced from the LACNIC address blocks: 24728 LACNIC Region origin ASes present in the Internet Routing Table: 1955 LACNIC Prefixes per ASN: 26.79 LACNIC Region origin ASes announcing only one prefix: 582 LACNIC Region transit ASes present in the Internet Routing Table: 349 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 17 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3 Number of LACNIC addresses announced to Internet: 132474368 Equivalent to 7 /8s, 229 /16s and 102 /24s Percentage of available LACNIC address space announced: 79.0

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 11193 Total AfriNIC prefixes after maximum aggregation: 2522 AfriNIC Deaggregation factor: 4.44 Prefixes being announced from the AfriNIC address blocks: 11831 Unique aggregates announced from the AfriNIC address blocks: 3984 AfriNIC Region origin ASes present in the Internet Routing Table: 644 AfriNIC Prefixes per ASN: 18.37 AfriNIC Region origin ASes announcing only one prefix: 190 AfriNIC Region transit ASes present in the Internet Routing Table: 130 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1 Number of AfriNIC addresses announced to Internet: 46260992 Equivalent to 2 /8s, 193 /16s and 227 /24s Percentage of available AfriNIC address space announced: 46.0

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 17974 2560 855 91 >>UNKNOWN<< 4766 2131 11553 623 >>UNKNOWN<< 7545 2011 320 109 TPG Telecom Limited 4755 1773 394 203 >>UNKNOWN<< 9829 1519 1205 40 >>UNKNOWN<< 9583 1280 98 539 >>UNKNOWN<< 7552 1154 1080 13 >>UNKNOWN<< 9498 1141 309 72 BHARTI Airtel Ltd. 24560 1077 394 164 >>UNKNOWN<< 4808 1059 2011 305 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 2996 3691 72 BellSouth.net Inc. 18566 2062 382 183 Covad Communications Co. 1785 1994 678 126 >>UNKNOWN<< 22773 1985 2927 123 >>UNKNOWN<< 20115 1663 1616 616 Charter Communications 4323 1624 1154 404 >>UNKNOWN<< 701 1533 11143 802 >>UNKNOWN<< 30036 1341 302 645 >>UNKNOWN<< 7018 1313 11076 841 >>UNKNOWN<< 11492 1220 217 360 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8402 1648 544 16 >>UNKNOWN<< 34984 1276 241 215 >>UNKNOWN<< 2118 1085 97 13 >>UNKNOWN<< 20940 895 317 705 >>UNKNOWN<< 13188 825 98 79 >>UNKNOWN<< 8551 823 370 44 >>UNKNOWN<< 31148 806 40 25 >>UNKNOWN<< 6830 766 2376 440 >>UNKNOWN<< 12479 684 789 57 >>UNKNOWN<< 34744 658 171 76 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 28573 2855 1559 107 >>UNKNOWN<< 10620 2674 420 199 >>UNKNOWN<< 7303 1732 1155 221 >>UNKNOWN<< 8151 1246 2719 383 >>UNKNOWN<< 18881 1007 844 20 >>UNKNOWN<< 6503 862 435 66 >>UNKNOWN<< 27947 795 95 95 >>UNKNOWN<< 3816 721 307 87 >>UNKNOWN<< 7738 698 1370 35 >>UNKNOWN<< 6147 663 374 25 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 36998 1237 80 4 >>UNKNOWN<< 24863 884 274 30 >>UNKNOWN<< 6713 542 617 25 >>UNKNOWN<< 8452 473 956 9 >>UNKNOWN<< 24835 344 80 8 >>UNKNOWN<< 3741 259 922 218 >>UNKNOWN<< 15706 222 32 6 >>UNKNOWN<< 37054 211 11 5 >>UNKNOWN<< 29571 208 17 12 >>UNKNOWN<< 36992 201 527 21 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 2996 3691 72 BellSouth.net Inc. 28573 2855 1559 107 >>UNKNOWN<< 10620 2674 420 199 >>UNKNOWN<< 17974 2560 855 91 >>UNKNOWN<< 4766 2131 11553 623 >>UNKNOWN<< 18566 2062 382 183 Covad Communications Co. 7545 2011 320 109 TPG Telecom Limited 1785 1994 678 126 >>UNKNOWN<< 22773 1985 2927 123 >>UNKNOWN<< 4755 1773 394 203 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 28573 2855 2748 >>UNKNOWN<< 10620 2674 2475 >>UNKNOWN<< 17974 2560 2469 >>UNKNOWN<< 7545 2011 1902 TPG Telecom Limited 18566 2062 1879 Covad Communications Co. 1785 1994 1868 >>UNKNOWN<< 22773 1985 1862 >>UNKNOWN<< 8402 1648 1632 >>UNKNOWN<< 4755 1773 1570 >>UNKNOWN<< 7303 1732 1511 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 9700 UNALLOCATED 1.18.117.0/24 3786 >>UNKNOWN<< 23600 UNALLOCATED 1.18.118.0/24 4766 >>UNKNOWN<< 23600 UNALLOCATED 1.18.119.0/24 4766 >>UNKNOWN<< 23599 UNALLOCATED 1.18.122.0/24 1280 >>UNKNOWN<< 23599 UNALLOCATED 1.18.125.0/24 9318 >>UNKNOWN<< 23596 UNALLOCATED 1.18.128.0/24 24151 China Internet Netwo 23600 UNALLOCATED 1.18.134.0/24 9318 >>UNKNOWN<< 56120 UNALLOCATED 1.20.0.0/24 9737 TOT Public Company L 56120 UNALLOCATED 1.20.0.0/17 9737 TOT Public Company L 56120 UNALLOCATED 1.20.1.0/24 9737 TOT Public Company L

Complete listing at http://thyme.rand.apnic.net/london/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 128.0.0.0/24 2876 >>UNKNOWN<< 128.0.16.0/21 43568 Romerike Bredband AS 128.0.24.0/21 41794 Sibirskie Seti Ltd. 128.0.46.0/23 39743 >>UNKNOWN<< 128.0.53.0/24 60993 >>UNKNOWN<< 128.0.54.0/24 60972 >>UNKNOWN<< 128.0.55.0/24 48571 efectRO SRL 128.0.57.0/24 60993 >>UNKNOWN<< 128.0.58.0/23 9050 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 62.61.220.0/24 24974 >>UNKNOWN<< 62.61.221.0/24 24974 >>UNKNOWN<< 64.185.224.0/24 27431 >>UNKNOWN<< 64.185.225.0/24 27431 >>UNKNOWN<< 64.185.226.0/24 27431 >>UNKNOWN<< 64.185.227.0/24 27431 >>UNKNOWN<< 64.185.228.0/24 27431 >>UNKNOWN<< 64.185.229.0/24 27431 >>UNKNOWN<< 64.185.230.0/24 27431 >>UNKNOWN<< 64.185.231.0/24 27431 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-add-IANA

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:11 /10:31 /11:91 /12:251 /13:481 /14:896 /15:1601 /16:12672 /17:6630 /18:11045 /19:22414 /20:32082 /21:34314 /22:47577 /23:41975 /24:238301 /25:7 /26:11 /27:12 /28:133 /29:201 /30:110 /31:0 /32:134

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 18566 2013 2062 Covad Communications Co. 6389 1720 2996 BellSouth.net Inc. 8402 1348 1648 >>UNKNOWN<< 22773 1292 1985 >>UNKNOWN<< 36998 1231 1237 >>UNKNOWN<< 30036 1207 1341 >>UNKNOWN<< 11492 1182 1220 >>UNKNOWN<< 1785 1063 1994 >>UNKNOWN<< 6983 1012 1142 ITC^Deltacom 10620 994 2674 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

1:795 2:818 3:3 4:16 5:808 6:15 8:555 12:1922 13:3 14:838 15:11 16:3 17:10 20:17 23:280 24:1764 27:1489 31:1263 32:38 33:2 34:5 36:47 37:1870 38:871 39:2 40:170 41:2911 42:197 44:7 46:1895 47:2 49:659 50:726 52:12 54:35 55:6 57:30 58:1080 59:606 60:318 61:1471 62:1125 63:2023 64:4320 65:2151 66:4170 67:2043 68:1077 69:3259 70:832 71:494 72:1910 74:2460 75:322 76:302 77:1078 78:1055 79:624 80:1268 81:1010 82:630 83:586 84:548 85:1163 86:437 87:1012 88:530 89:1745 90:148 91:5527 92:609 93:1733 94:1860 95:1667 96:515 97:346 98:1011 99:37 100:29 101:329 103:2856 105:519 106:142 107:207 108:493 109:1835 110:902 111:1059 112:548 113:817 114:690 115:1038 116:941 117:785 118:1099 119:1269 120:382 121:840 122:1759 123:1220 124:1341 125:1377 128:601 129:202 130:294 131:655 132:342 133:155 134:257 135:68 136:221 137:238 138:341 139:189 140:183 141:315 142:517 143:374 144:496 145:94 146:497 147:373 148:658 149:348 150:149 151:517 152:419 153:189 154:24 155:415 156:266 157:349 158:279 159:633 160:345 161:427 162:467 163:203 164:599 165:492 166:244 167:597 168:1036 169:128 170:1055 171:180 172:21 173:1576 174:545 175:460 176:970 177:2096 178:1859 179:47 180:1450 181:470 182:1231 183:384 184:663 185:561 186:2261 187:1278 188:2064 189:1272 190:6765 192:6701 193:5670 194:4615 195:3459 196:1373 197:992 198:4443 199:5297 200:5963 201:2202 202:8651 203:8802 204:4436 205:2548 206:2694 207:2772 208:4030 209:3616 210:2839 211:1511 212:2217 213:1972 214:913 215:99 216:5228 217:1618 218:607 219:339 220:1278 221:557 222:323 223:458

End of report