IPv4 R&E Routing Table Report 21:10 GMT Wed 07 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: 922693 Prefixes after maximum aggregation (per Origin AS): 349876 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 450345 Number of IPv4 prefixes with a valid ROA: 406372 Number of IPv4 prefixes with an invalid ROA: 2939 Number of IPv4 prefixes with no ROA: 513382 Total ASes present in the Internet Routing Table: 74445 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63978 Origin ASes announcing only one prefix: 26250 Transit ASes present in the Internet Routing Table: 10467 Transit-only ASes present in the Internet Routing Table: 427 Paths with bogon ASNs present in the IPv4 Routing Table: 69 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: 1071 Number of instances of unregistered ASNs: 1138 Number of 32-bit ASNs allocated by the RIRs: 42031 Number of 32-bit ASNs visible in the Routing Table: 34642 Prefixes from 32-bit ASNs in the Routing Table: 172431 Number of bogon 32-bit ASNs visible in the Routing Table: 179 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 569 Number of addresses announced to Internet: 3054954240 Equivalent to 182 /8s, 22 /16s and 231 /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: 307904 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243456 Total APNIC prefixes after maximum aggregation: 69074 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 237440 Unique aggregates announced from the APNIC address blocks: 98381 APNIC Region origin ASes present in the Internet Routing Table: 13429 APNIC Prefixes per ASN: 17.68 APNIC Region origin ASes announcing only one prefix: 3964 APNIC Region transit ASes present in the Internet Routing Table: 1803 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8751 Number of APNIC addresses announced to Internet: 773160192 Equivalent to 46 /8s, 21 /16s and 125 /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: 270247 Total ARIN prefixes after maximum aggregation: 123043 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 272965 Unique aggregates announced from the ARIN address blocks: 130698 ARIN Region origin ASes present in the Internet Routing Table: 19118 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: 1928 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: 4805 Number of ARIN addresses announced to Internet: 1280190976 Equivalent to 76 /8s, 78 /16s and 42 /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: 259787 Total RIPE prefixes after maximum aggregation: 122607 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 255898 Unique aggregates announced from the RIPE address blocks: 158971 RIPE Region origin ASes present in the Internet Routing Table: 28321 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12041 RIPE Region transit ASes present in the Internet Routing Table: 3913 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11192 Number of RIPE addresses announced to Internet: 717598976 Equivalent to 42 /8s, 197 /16s and 177 /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: 118635 Total LACNIC prefixes after maximum aggregation: 28539 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117799 Unique aggregates announced from the LACNIC address blocks: 49369 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 10.70 LACNIC Region origin ASes announcing only one prefix: 2650 LACNIC Region transit ASes present in the Internet Routing Table: 2298 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: 8793 Number of LACNIC addresses announced to Internet: 176501248 Equivalent to 10 /8s, 133 /16s and 50 /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: 29497 Total AfriNIC prefixes after maximum aggregation: 5845 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 38021 Unique aggregates announced from the AfriNIC address blocks: 12461 AfriNIC Region origin ASes present in the Internet Routing Table: 1754 AfriNIC Prefixes per ASN: 21.68 AfriNIC Region origin ASes announcing only one prefix: 609 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: 1101 Number of AfriNIC addresses announced to Internet: 107113472 Equivalent to 6 /8s, 98 /16s and 108 /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 5724 784 693 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4181 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3538 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 7552 3375 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3363 1851 89 VNPT-AS-VN VNPT Corp, VN 9498 3022 498 252 BBIL-AP BHARTI Airtel Ltd., IN 4538 2730 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2415 837 438 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11252 579 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 8449 10812 3101 AMAZON-02, US 11492 4524 300 606 CABLEONE, US 7155 4093 284 69 VIASAT-SP-BACKBONE, US 22773 3567 3068 269 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1319 66 SHAW, CA 749 3126 54969 2378 DNIC-AS-00749, US 16625 3073 1542 2322 AKAMAI-AS, US 396982 2660 3593 375 GOOGLE-CLOUD-PLATFORM, US 30036 2504 360 419 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2462 24004 1551 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 1706 140 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4094 3398 161 AKAMAI-ASN1, NL 8551 3453 369 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2291 910 ROSTELECOM-AS, RU 9009 2665 248 1383 M247, RO 34984 2277 360 600 TELLCOM-AS, TR 6849 1969 307 17 UKRTELNET, UA 58224 1828 945 534 TCI, IR 61317 1657 111 1281 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 11391 3359 603 Uninet S.A. de C.V., MX 10620 3525 507 851 Telmex Colombia S.A., CO 13999 2352 354 625 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 1303 343 512 Axtel, S.A.B. de C.V., MX 3816 1296 763 171 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 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 24863 1586 393 19 LINKdotNET-AS, EG 24835 1536 533 27 RAYA-AS, EG 36992 1319 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 480 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 11391 3359 603 Uninet S.A. de C.V., MX 9808 9495 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8449 10812 3101 AMAZON-02, US 12479 7299 1706 140 UNI2-AS, ES 7545 5724 784 693 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 4094 3398 161 AKAMAI-ASN1, NL 7155 4093 284 69 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 7159 UNI2-AS, ES 16509 8449 5348 AMAZON-02, US 7545 5724 5031 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4181 4156 FPT-AS-AP FPT Telecom Company, VN 7155 4093 4024 VIASAT-SP-BACKBONE, US 20940 4094 3933 AKAMAI-ASN1, NL 11492 4524 3918 CABLEONE, US 7713 3538 3472 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 /15:2095 /16:13470 /17:8213 /18:13817 /19:24937 /20:43490 /21:51345 /22:109732 /23:98362 /24:554979 /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 6387 7299 UNI2-AS, ES 8151 5340 11391 Uninet S.A. de C.V., MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4524 CABLEONE, US 6327 3334 3523 SHAW, CA 7155 3078 4093 VIASAT-SP-BACKBONE, US 8551 2926 3453 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2633 3567 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2160 2504 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2081 3525 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 2:1247 3:198 4:5 5:4533 6:132 7:6 8:1524 9:1 11:172 12:1531 13:382 14:2303 15:304 16:193 17:368 18:450 20:264 21:4 22:188 23:6294 24:2601 25:6 27:2550 29:19 31:2513 32:78 34:21 35:111 36:1955 37:4666 38:4770 39:846 40:151 41:3927 42:1989 43:2357 44:306 45:16543 46:4324 47:376 49:1741 50:1869 51:585 52:1584 54:393 55:868 56:8 57:120 58:1893 59:1100 60:988 61:2512 62:2642 63:1908 64:5679 65:2308 66:5028 67:3044 68:1345 69:4136 70:1206 71:680 72:2991 74:2615 75:1558 76:610 77:2434 78:1825 79:2972 80:2122 81:1787 82:1492 83:1259 84:1534 85:3003 86:757 87:2016 88:1179 89:3735 90:617 91:7764 92:2063 93:2621 94:3614 95:4053 96:1318 97:336 98:1152 99:743 100:87 101:1076 102:2779 103:31519 104:4597 105:504 106:879 107:2583 108:1038 109:4196 110:2097 111:3116 112:2034 113:1727 114:1656 115:2054 116:1886 117:2515 118:2617 119:2005 120:1800 121:1098 122:2603 123:2139 124:1564 125:2488 128:1490 129:1055 130:1010 131:1998 132:863 133:420 134:1824 135:307 136:881 137:1093 138:2589 139:1551 140:1263 141:1433 142:1458 143:1534 144:1135 145:346 146:1960 147:1603 148:2440 149:2245 150:888 151:1154 152:1817 153:567 154:4535 155:1425 156:1829 157:1314 158:1081 159:2229 160:2545 161:1557 162:3516 163:1582 164:1627 165:1834 166:1107 167:1744 168:3871 169:951 170:4607 171:882 172:3584 173:2967 174:1069 175:1185 176:3711 177:4643 178:3597 179:2190 180:2560 181:3493 182:3392 183:2084 184:2349 185:20318 186:4813 187:3972 188:4105 189:3665 190:9227 191:1498 192:10935 193:8902 194:7323 195:5154 196:3125 197:2385 198:5964 199:6110 200:7999 201:5913 202:10561 203:10312 204:4576 205:3704 206:4277 207:3455 208:4111 209:4903 210:4369 211:2468 212:4220 213:3635 214:1086 215:59 216:6656 217:2728 218:1307 219:474 220:1996 221:972 222:754 223:2152 End of report