IPv4 R&E Routing Table Report 21:10 GMT Sun 03 Sep, 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: 926102 Prefixes after maximum aggregation (per Origin AS): 351667 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452762 Number of IPv4 prefixes with a valid ROA: 418292 Number of IPv4 prefixes with an invalid ROA: 2414 Number of IPv4 prefixes with no ROA: 505396 Total ASes present in the Internet Routing Table: 74738 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 64262 Origin ASes announcing only one prefix: 26313 Transit ASes present in the Internet Routing Table: 10476 Transit-only ASes present in the Internet Routing Table: 459 Paths with bogon ASNs present in the IPv4 Routing Table: 61 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: 1036 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 42572 Number of 32-bit ASNs visible in the Routing Table: 35025 Prefixes from 32-bit ASNs in the Routing Table: 174659 Number of bogon 32-bit ASNs visible in the Routing Table: 91 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 543 Number of addresses announced to Internet: 3055781888 Equivalent to 182 /8s, 35 /16s and 136 /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: 308192 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244573 Total APNIC prefixes after maximum aggregation: 69880 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238297 Unique aggregates announced from the APNIC address blocks: 98734 APNIC Region origin ASes present in the Internet Routing Table: 13583 APNIC Prefixes per ASN: 17.54 APNIC Region origin ASes announcing only one prefix: 4019 APNIC Region transit ASes present in the Internet Routing Table: 1813 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8934 Number of APNIC addresses announced to Internet: 772628992 Equivalent to 46 /8s, 13 /16s and 98 /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: 272185 Total ARIN prefixes after maximum aggregation: 123867 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 274397 Unique aggregates announced from the ARIN address blocks: 131388 ARIN Region origin ASes present in the Internet Routing Table: 19098 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6952 ARIN Region transit ASes present in the Internet Routing Table: 1930 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4824 Number of ARIN addresses announced to Internet: 1279534848 Equivalent to 76 /8s, 68 /16s and 39 /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: 259970 Total RIPE prefixes after maximum aggregation: 122735 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256630 Unique aggregates announced from the RIPE address blocks: 160083 RIPE Region origin ASes present in the Internet Routing Table: 28388 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12033 RIPE Region transit ASes present in the Internet Routing Table: 3894 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: 11300 Number of RIPE addresses announced to Internet: 716780800 Equivalent to 42 /8s, 185 /16s and 53 /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: 118606 Total LACNIC prefixes after maximum aggregation: 28537 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117633 Unique aggregates announced from the LACNIC address blocks: 49267 LACNIC Region origin ASes present in the Internet Routing Table: 11025 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2688 LACNIC Region transit ASes present in the Internet Routing Table: 2317 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8841 Number of LACNIC addresses announced to Internet: 178608128 Equivalent to 10 /8s, 165 /16s and 88 /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: 29732 Total AfriNIC prefixes after maximum aggregation: 5933 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 38601 Unique aggregates announced from the AfriNIC address blocks: 12840 AfriNIC Region origin ASes present in the Internet Routing Table: 1783 AfriNIC Prefixes per ASN: 21.65 AfriNIC Region origin ASes announcing only one prefix: 621 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1126 Number of AfriNIC addresses announced to Internet: 107792896 Equivalent to 6 /8s, 108 /16s and 202 /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 9498 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5724 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3595 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3323 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3124 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2947 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2935 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2492 847 397 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 590 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 9006 10981 3257 AMAZON-02, US 11492 4524 300 649 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3563 3073 312 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3534 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3038 1463 2292 AKAMAI-AS, US 367 2963 3832 1394 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2499 358 369 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 7342 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4095 3398 152 AKAMAI-ASN1, NL 8551 3456 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2971 2298 919 ROSTELECOM-AS, RU 9009 2679 248 1379 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1749 933 521 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1504 101 1169 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 11717 3363 596 UNINET, MX 10620 3537 506 849 Telmex Colombia S.A., CO 13999 2453 364 642 Mega Cable, S.A. de C.V., MX 11830 1996 369 64 Instituto Costarricense de Electricidad 28573 1317 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1294 764 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1121 182 434 Techtel LMDS Comunicaciones Interactiva 6147 1112 370 22 Telefonica del Peru S.A.A., PE 26615 1028 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 1593 393 19 LINKdotNET-AS, EG 24835 1457 497 26 RAYA-AS, EG 36992 1357 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 781 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 522 55 49 WANANCHI-, KE 37342 465 32 1 MOVITEL, MZ 24757 422 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 11717 3363 596 UNINET, MX 9808 9498 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9006 10981 3257 AMAZON-02, US 12479 7342 1713 145 UNI2-AS, ES 7545 5724 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4524 300 649 CABLEONE, US 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4095 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 9498 9458 CHINAMOBILE-CN China Mobile Communications Grou 12479 7342 7197 UNI2-AS, ES 16509 9006 5749 AMAZON-02, US 7545 5724 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4349 4324 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4095 3943 AKAMAI-ASN1, NL 11492 4524 3875 CABLEONE, US 7713 3595 3532 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 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 /11:102 /12:298 /13:579 /14:1195 /15:2099 /16:13505 /17:8262 /18:13820 /19:24993 /20:43988 /21:51093 /22:109697 /23:99128 /24:557273 /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 6428 7342 UNI2-AS, ES 8151 5753 11717 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3434 4524 CABLEONE, US 6327 3345 3534 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2924 3456 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3563 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2100 3537 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) ---------------------------------------------- 1:2221 2:1399 3:257 4:5 5:4557 6:137 7:6 8:1528 9:1 11:172 12:1508 13:369 14:2306 15:302 16:196 17:368 18:633 20:281 21:4 22:188 23:6401 24:2497 25:6 27:2580 29:19 31:2530 32:77 34:25 35:117 36:1983 37:4533 38:5154 39:869 40:147 41:4004 42:2104 43:2268 44:321 45:16607 46:4285 47:383 49:1785 50:1859 51:595 52:1597 54:391 55:964 56:8 57:123 58:1874 59:1166 60:999 61:2514 62:2688 63:1925 64:5593 65:2322 66:4943 67:3029 68:1341 69:4139 70:1192 71:666 72:2963 74:2617 75:1565 76:622 77:2335 78:1835 79:2983 80:2114 81:1799 82:1472 83:1283 84:1515 85:2972 86:751 87:1997 88:1177 89:3839 90:616 91:7815 92:2067 93:2626 94:3527 95:4009 96:1296 97:321 98:1078 99:734 100:91 101:1318 102:2911 103:32122 104:4594 105:559 106:881 107:2601 108:1139 109:4230 110:2126 111:3128 112:2064 113:1741 114:1682 115:2038 116:1895 117:2440 118:2705 119:2004 120:1787 121:1127 122:2588 123:2161 124:1573 125:2517 128:1483 129:926 130:1038 131:1966 132:863 133:418 134:1792 135:307 136:911 137:1119 138:2650 139:1575 140:1198 141:1293 142:1489 143:1488 144:997 145:346 146:1953 147:1610 148:2462 149:2242 150:876 151:1234 152:1875 153:585 154:4914 155:1391 156:1951 157:1338 158:1082 159:2231 160:2580 161:1592 162:3523 163:1597 164:1712 165:1847 166:1018 167:1734 168:3733 169:910 170:4653 171:862 172:3692 173:2960 174:987 175:1193 176:3792 177:4458 178:3549 179:2109 180:2495 181:3457 182:3315 183:1991 184:2289 185:20538 186:4740 187:4152 188:4140 189:3789 190:9256 191:1353 192:10956 193:8954 194:7264 195:5196 196:3098 197:2439 198:5998 199:6115 200:7955 201:6030 202:10494 203:10170 204:4551 205:3666 206:4326 207:3473 208:4148 209:4946 210:4424 211:2482 212:4226 213:3426 214:1090 215:59 216:6696 217:2781 218:1298 219:466 220:2033 221:981 222:759 223:2143 End of report