IPv4 R&E Routing Table Report 21:10 GMT Tue 06 Jun, 2023 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 922363 Prefixes after maximum aggregation (per Origin AS): 349796 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 450344 Number of IPv4 prefixes with a valid ROA: 406409 Number of IPv4 prefixes with an invalid ROA: 2908 Number of IPv4 prefixes with no ROA: 513046 Total ASes present in the Internet Routing Table: 74441 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63998 Origin ASes announcing only one prefix: 26246 Transit ASes present in the Internet Routing Table: 10443 Transit-only ASes present in the Internet Routing Table: 428 Paths with bogon ASNs present in the IPv4 Routing Table: 70 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 130 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1084 Number of instances of unregistered ASNs: 1152 Number of 32-bit ASNs allocated by the RIRs: 42024 Number of 32-bit ASNs visible in the Routing Table: 34639 Prefixes from 32-bit ASNs in the Routing Table: 172420 Number of bogon 32-bit ASNs visible in the Routing Table: 181 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 573 Number of addresses announced to Internet: 3055490048 Equivalent to 182 /8s, 31 /16s and 20 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 307463 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243589 Total APNIC prefixes after maximum aggregation: 69079 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 237592 Unique aggregates announced from the APNIC address blocks: 98392 APNIC Region origin ASes present in the Internet Routing Table: 13423 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3959 APNIC Region transit ASes present in the Internet Routing Table: 1799 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 67 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8744 Number of APNIC addresses announced to Internet: 773170176 Equivalent to 46 /8s, 21 /16s and 164 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-153913 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: 270223 Total ARIN prefixes after maximum aggregation: 122995 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 272979 Unique aggregates announced from the ARIN address blocks: 130617 ARIN Region origin ASes present in the Internet Routing Table: 19117 ARIN Prefixes per ASN: 14.28 ARIN Region origin ASes announcing only one prefix: 6986 ARIN Region transit ASes present in the Internet Routing Table: 1925 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4807 Number of ARIN addresses announced to Internet: 1280177920 Equivalent to 76 /8s, 77 /16s and 247 /24s 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, 64198-64296, 393216-401308 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, 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: 259621 Total RIPE prefixes after maximum aggregation: 122571 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 255665 Unique aggregates announced from the RIPE address blocks: 158898 RIPE Region origin ASes present in the Internet Routing Table: 28322 RIPE Prefixes per ASN: 9.03 RIPE Region origin ASes announcing only one prefix: 12042 RIPE Region transit ASes present in the Internet Routing Table: 3906 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11196 Number of RIPE addresses announced to Internet: 717630208 Equivalent to 42 /8s, 198 /16s and 43 /24s 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, 61952-62463, 64396-64495 196608-213403 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: 118617 Total LACNIC prefixes after maximum aggregation: 28519 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117785 Unique aggregates announced from the LACNIC address blocks: 49484 LACNIC Region origin ASes present in the Internet Routing Table: 11007 LACNIC Prefixes per ASN: 10.70 LACNIC Region origin ASes announcing only one prefix: 2647 LACNIC Region transit ASes present in the Internet Routing Table: 2287 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8795 Number of LACNIC addresses announced to Internet: 176971008 Equivalent to 10 /8s, 140 /16s and 93 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 29229 Total AfriNIC prefixes after maximum aggregation: 5851 AfriNIC Deaggregation factor: 5.00 Prefixes being announced from the AfriNIC address blocks: 37768 Unique aggregates announced from the AfriNIC address blocks: 12484 AfriNIC Region origin ASes present in the Internet Routing Table: 1751 AfriNIC Prefixes per ASN: 21.57 AfriNIC Region origin ASes announcing only one prefix: 612 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 130 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1097 Number of AfriNIC addresses announced to Internet: 107146496 Equivalent to 6 /8s, 98 /16s and 237 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9808 9495 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5722 784 692 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4181 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3539 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 7552 3374 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3363 1851 89 VNPT-AS-VN VNPT Corp, VN 9498 3021 498 252 BBIL-AP BHARTI Airtel Ltd., IN 4538 2730 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2414 837 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2297 11252 587 KIXS-AS-KR Korea Telecom, KR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8460 10815 3104 AMAZON-02, US 11492 4524 300 606 CABLEONE, US 7155 4053 282 62 VIASAT-SP-BACKBONE, US 22773 3567 3068 270 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1319 66 SHAW, CA 749 3128 54970 2380 DNIC-AS-00749, US 16625 3078 1544 2326 AKAMAI-AS, US 396982 2661 3593 376 GOOGLE-CLOUD-PLATFORM, US 30036 2504 360 419 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2465 24004 1553 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7299 1707 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4102 3398 161 AKAMAI-ASN1, NL 8551 3450 369 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2291 910 ROSTELECOM-AS, RU 9009 2664 248 1385 M247, RO 34984 2279 360 601 TELLCOM-AS, TR 6849 1957 307 17 UKRTELNET, UA 58224 1827 945 534 TCI, IR 61317 1657 111 1282 ASDETUK www.heficed.com, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11381 3357 605 Uninet S.A. de C.V., MX 10620 3521 507 859 Telmex Colombia S.A., CO 13999 2348 354 624 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1330 2324 238 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 343 512 Axtel, S.A.B. de C.V., MX 3816 1295 762 171 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1102 180 438 Techtel LMDS Comunicaciones Interactiva 26615 1025 2498 45 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1536 533 27 RAYA-AS, EG 24863 1473 392 24 LINKdotNET-AS, EG 36992 1341 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1036 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 520 54 47 WANANCHI-, KE 24757 492 73 5 EthioNet-AS, ET 37342 433 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11381 3357 605 Uninet S.A. de C.V., MX 9808 9495 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8460 10815 3104 AMAZON-02, US 12479 7299 1707 141 UNI2-AS, ES 7545 5722 784 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4524 300 606 CABLEONE, US 18403 4181 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4102 3398 161 AKAMAI-ASN1, NL 7155 4053 282 62 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9495 9458 CHINAMOBILE-CN China Mobile Communications Grou 12479 7299 7158 UNI2-AS, ES 16509 8460 5356 AMAZON-02, US 7545 5722 5030 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4181 4156 FPT-AS-AP FPT Telecom Company, VN 7155 4053 3991 VIASAT-SP-BACKBONE, US 20940 4102 3941 AKAMAI-ASN1, NL 11492 4524 3918 CABLEONE, US 7713 3539 3473 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 3507 UNALLOCATED 2.57.241.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.49.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:14 /10:39 /11:103 /12:301 /13:582 /14:1197 /15:2096 /16:13470 /17:8201 /18:13808 /19:24983 /20:43494 /21:51351 /22:109713 /23:98386 /24:554608 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6386 7299 UNI2-AS, ES 8151 5331 11381 Uninet S.A. de C.V., MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4524 CABLEONE, US 6327 3334 3523 SHAW, CA 7155 3068 4053 VIASAT-SP-BACKBONE, US 8551 2923 3450 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2632 3567 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2160 2504 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2077 3521 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2140 2:1244 3:198 4:5 5:4533 6:133 7:6 8:1526 9:1 11:172 12:1534 13:386 14:2303 15:304 16:193 17:368 18:450 20:264 21:4 22:188 23:6301 24:2602 25:6 27:2550 29:19 31:2501 32:78 34:21 35:111 36:1955 37:4642 38:4766 39:846 40:151 41:3887 42:1988 43:2356 44:308 45:16509 46:4327 47:376 49:1741 50:1872 51:585 52:1584 54:393 55:867 56:8 57:120 58:1895 59:1100 60:988 61:2512 62:2638 63:1909 64:5682 65:2308 66:5026 67:3026 68:1343 69:4119 70:1206 71:679 72:2992 74:2608 75:1558 76:610 77:2441 78:1824 79:2969 80:2127 81:1789 82:1490 83:1258 84:1541 85:3002 86:761 87:2029 88:1179 89:3664 90:617 91:7768 92:2067 93:2620 94:3614 95:4048 96:1311 97:336 98:1151 99:744 100:85 101:1083 102:2759 103:31513 104:4609 105:502 106:879 107:2586 108:1041 109:4175 110:2097 111:3117 112:2035 113:1727 114:1654 115:2052 116:1886 117:2515 118:2624 119:2013 120:1801 121:1098 122:2603 123:2153 124:1565 125:2484 128:1495 129:1050 130:1011 131:1989 132:862 133:420 134:1848 135:306 136:881 137:1094 138:2575 139:1561 140:1259 141:1439 142:1462 143:1536 144:1147 145:346 146:1954 147:1598 148:2436 149:2253 150:890 151:1154 152:1817 153:567 154:4523 155:1447 156:1827 157:1314 158:1082 159:2228 160:2552 161:1554 162:3526 163:1577 164:1623 165:1800 166:1108 167:1744 168:3862 169:950 170:4600 171:883 172:3581 173:2966 174:1065 175:1184 176:3708 177:4590 178:3585 179:2232 180:2573 181:3493 182:3390 183:2084 184:2339 185:20288 186:4807 187:3999 188:4102 189:3687 190:9195 191:1461 192:10931 193:8893 194:7318 195:5147 196:3115 197:2334 198:5963 199:6108 200:8017 201:5909 202:10580 203:10307 204:4566 205:3713 206:4281 207:3455 208:4103 209:4903 210:4365 211:2470 212:4184 213:3623 214:1114 215:59 216:6658 217:2728 218:1308 219:474 220:1998 221:972 222:754 223:2152 End of report