IPv4 R&E Routing Table Report 21:10 GMT Tue 03 Oct, 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: 929166 Prefixes after maximum aggregation (per Origin AS): 353095 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453237 Number of IPv4 prefixes with a valid ROA: 422744 Number of IPv4 prefixes with an invalid ROA: 2290 Number of IPv4 prefixes with no ROA: 504132 Total ASes present in the Internet Routing Table: 74865 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64341 Origin ASes announcing only one prefix: 26432 Transit ASes present in the Internet Routing Table: 10524 Transit-only ASes present in the Internet Routing Table: 463 Paths with bogon ASNs present in the IPv4 Routing Table: 75 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 102 Max AS path prepend of ASN (211389) 100 Prefixes from unregistered ASNs in the Routing Table: 1008 Number of instances of unregistered ASNs: 1047 Number of 32-bit ASNs allocated by the RIRs: 42752 Number of 32-bit ASNs visible in the Routing Table: 35182 Prefixes from 32-bit ASNs in the Routing Table: 175657 Number of bogon 32-bit ASNs visible in the Routing Table: 145 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 530 Number of addresses announced to Internet: 3052862976 Equivalent to 181 /8s, 246 /16s and 254 /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: 99.5 Total number of prefixes smaller than registry allocations: 309048 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245042 Total APNIC prefixes after maximum aggregation: 70348 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238654 Unique aggregates announced from the APNIC address blocks: 98935 APNIC Region origin ASes present in the Internet Routing Table: 13648 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 4083 APNIC Region transit ASes present in the Internet Routing Table: 1822 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9007 Number of APNIC addresses announced to Internet: 772436736 Equivalent to 46 /8s, 10 /16s and 115 /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: 272571 Total ARIN prefixes after maximum aggregation: 123741 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 276074 Unique aggregates announced from the ARIN address blocks: 131735 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.47 ARIN Region origin ASes announcing only one prefix: 6951 ARIN Region transit ASes present in the Internet Routing Table: 1921 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4823 Number of ARIN addresses announced to Internet: 1277349632 Equivalent to 76 /8s, 34 /16s and 207 /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: 261873 Total RIPE prefixes after maximum aggregation: 123768 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257115 Unique aggregates announced from the RIPE address blocks: 160080 RIPE Region origin ASes present in the Internet Routing Table: 28439 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12075 RIPE Region transit ASes present in the Internet Routing Table: 3914 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11357 Number of RIPE addresses announced to Internet: 716382720 Equivalent to 42 /8s, 179 /16s and 34 /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 196608-216475 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: 118712 Total LACNIC prefixes after maximum aggregation: 28568 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117679 Unique aggregates announced from the LACNIC address blocks: 49357 LACNIC Region origin ASes present in the Internet Routing Table: 11033 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2693 LACNIC Region transit ASes present in the Internet Routing Table: 2331 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8852 Number of LACNIC addresses announced to Internet: 178551296 Equivalent to 10 /8s, 164 /16s and 122 /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: 29960 Total AfriNIC prefixes after maximum aggregation: 5965 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 39113 Unique aggregates announced from the AfriNIC address blocks: 12688 AfriNIC Region origin ASes present in the Internet Routing Table: 1800 AfriNIC Prefixes per ASN: 21.73 AfriNIC Region origin ASes announcing only one prefix: 630 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1143 Number of AfriNIC addresses announced to Internet: 107714304 Equivalent to 6 /8s, 107 /16s and 151 /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 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4245 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3566 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3317 1835 90 VNPT-AS-VN VNPT Corp, VN 9498 3189 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2943 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2940 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2521 848 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11269 604 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 9062 10984 3247 AMAZON-02, US 11492 4537 301 673 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3545 1319 66 SHAW, CA 22773 3526 3069 292 ASN-CXA-ALL-CCI-22773-RDC, US 749 3163 54958 2415 DNIC-AS-00749, US 367 3005 3839 1419 DNIC-ASBLK-00306-00371, US 16625 2993 1408 2289 AKAMAI-AS, US 396982 2699 3597 396 GOOGLE-CLOUD-PLATFORM, US 30036 2494 358 385 MEDIACOM-ENTERPRISE-BUSINESS, 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 7392 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4078 3398 152 AKAMAI-ASN1, NL 8551 3443 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2966 2298 918 ROSTELECOM-AS, RU 9009 2887 264 1472 M247, RO 34984 2334 361 596 TELLCOM-AS, TR 58224 1721 923 531 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1517 1852 16 TE-AS TE-AS, EG 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 11801 3382 595 UNINET, MX 10620 3533 504 857 Telmex Colombia S.A., CO 13999 2409 331 624 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1110 369 22 Telefonica del Peru S.A.A., PE 11664 1072 169 430 Techtel LMDS Comunicaciones Interactiva 26615 1035 2501 49 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 1608 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 527 55 51 WANANCHI-, KE 37342 483 32 1 MOVITEL, MZ 24757 478 73 5 EthioNet-AS, ET 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 11801 3382 595 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9062 10984 3247 AMAZON-02, US 12479 7392 1713 145 UNI2-AS, ES 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4537 301 673 CABLEONE, US 18403 4245 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 100 VIASAT-SP-BACKBONE, US 20940 4078 3398 152 AKAMAI-ASN1, NL 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 9487 9446 CHINAMOBILE-CN China Mobile Communications Grou 12479 7392 7247 UNI2-AS, ES 16509 9062 5815 AMAZON-02, US 7545 5734 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4245 4220 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4078 3926 AKAMAI-ASN1, NL 11492 4537 3864 CABLEONE, US 7713 3566 3503 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 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 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 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 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /10:38 /11:101 /12:299 /13:581 /14:1194 /15:2095 /16:13500 /17:8281 /18:13840 /19:25007 /20:43876 /21:51110 /22:109938 /23:98907 /24:560368 /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 6478 7392 UNI2-AS, ES 8151 5829 11801 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3450 4537 CABLEONE, US 6327 3356 3545 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2920 3443 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2581 3526 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2151 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2107 3533 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) ---------------------------------------------- 1:2199 2:1414 3:266 4:5 5:4428 6:137 7:6 8:1513 9:1 11:172 12:1507 13:363 14:2322 15:304 16:197 17:368 18:655 20:287 21:4 22:188 23:6444 24:2515 25:2 27:2605 29:19 31:2535 32:75 34:25 35:117 36:1992 37:4544 38:5424 39:865 40:141 41:4003 42:2061 43:2285 44:321 45:16666 46:4289 47:370 49:1818 50:1881 51:583 52:1594 54:392 55:948 56:5 57:125 58:1865 59:1162 60:1003 61:2531 62:2689 63:1908 64:5676 65:2346 66:4997 67:3029 68:1342 69:4133 70:1194 71:674 72:2942 74:2614 75:1561 76:620 77:2304 78:1826 79:2987 80:2102 81:1821 82:1535 83:1306 84:1558 85:3079 86:766 87:1996 88:1199 89:3915 90:622 91:7827 92:2062 93:2628 94:3528 95:4061 96:1302 97:315 98:1083 99:732 100:91 101:1287 102:2900 103:32210 104:4753 105:577 106:905 107:2727 108:1126 109:4238 110:2134 111:3138 112:2059 113:1748 114:1717 115:2038 116:1882 117:2461 118:2703 119:1981 120:1780 121:1161 122:2613 123:2189 124:1562 125:2561 128:1465 129:919 130:1047 131:1989 132:865 133:408 134:1783 135:306 136:973 137:1124 138:2645 139:1588 140:1290 141:1330 142:1520 143:1555 144:1009 145:350 146:1960 147:1610 148:2498 149:2281 150:883 151:1229 152:1877 153:589 154:5090 155:1385 156:2007 157:1355 158:1056 159:2184 160:2638 161:1600 162:3518 163:1622 164:1709 165:1861 166:1067 167:1737 168:3752 169:808 170:4648 171:895 172:3795 173:2963 174:980 175:1192 176:3787 177:4476 178:3569 179:2133 180:2520 181:3528 182:3364 183:1980 184:2268 185:20645 186:4730 187:4153 188:4157 189:3872 190:9312 191:1381 192:10986 193:8978 194:7308 195:5208 196:3122 197:2431 198:6010 199:6162 200:7997 201:6162 202:10477 203:10162 204:4561 205:3713 206:4384 207:3501 208:4139 209:4911 210:4444 211:2483 212:4272 213:3409 214:1110 215:68 216:6717 217:2777 218:1298 219:468 220:2033 221:984 222:757 223:2145 End of report