IPv4 R&E Routing Table Report 21:10 GMT Mon 04 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): 351797 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452841 Number of IPv4 prefixes with a valid ROA: 418310 Number of IPv4 prefixes with an invalid ROA: 2618 Number of IPv4 prefixes with no ROA: 505174 Total ASes present in the Internet Routing Table: 74743 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 64266 Origin ASes announcing only one prefix: 26337 Transit ASes present in the Internet Routing Table: 10477 Transit-only ASes present in the Internet Routing Table: 461 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: 1032 Number of instances of unregistered ASNs: 1051 Number of 32-bit ASNs allocated by the RIRs: 42572 Number of 32-bit ASNs visible in the Routing Table: 35022 Prefixes from 32-bit ASNs in the Routing Table: 174517 Number of bogon 32-bit ASNs visible in the Routing Table: 95 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 541 Number of addresses announced to Internet: 3055669504 Equivalent to 182 /8s, 33 /16s and 209 /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: 308197 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244710 Total APNIC prefixes after maximum aggregation: 69885 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238438 Unique aggregates announced from the APNIC address blocks: 98788 APNIC Region origin ASes present in the Internet Routing Table: 13586 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 4023 APNIC Region transit ASes present in the Internet Routing Table: 1815 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 45 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8933 Number of APNIC addresses announced to Internet: 772619776 Equivalent to 46 /8s, 13 /16s and 62 /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: 272088 Total ARIN prefixes after maximum aggregation: 123884 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 274426 Unique aggregates announced from the ARIN address blocks: 131406 ARIN Region origin ASes present in the Internet Routing Table: 19099 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1933 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4825 Number of ARIN addresses announced to Internet: 1279507456 Equivalent to 76 /8s, 67 /16s and 188 /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: 260173 Total RIPE prefixes after maximum aggregation: 122859 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256707 Unique aggregates announced from the RIPE address blocks: 160096 RIPE Region origin ASes present in the Internet Routing Table: 28389 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12030 RIPE Region transit ASes present in the Internet Routing Table: 3891 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: 11302 Number of RIPE addresses announced to Internet: 716781312 Equivalent to 42 /8s, 185 /16s and 55 /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: 118328 Total LACNIC prefixes after maximum aggregation: 28513 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 117349 Unique aggregates announced from the LACNIC address blocks: 49251 LACNIC Region origin ASes present in the Internet Routing Table: 11018 LACNIC Prefixes per ASN: 10.65 LACNIC Region origin ASes announcing only one prefix: 2703 LACNIC Region transit ASes present in the Internet Routing Table: 2316 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: 8831 Number of LACNIC addresses announced to Internet: 178554880 Equivalent to 10 /8s, 164 /16s and 136 /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: 29771 Total AfriNIC prefixes after maximum aggregation: 5942 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 38640 Unique aggregates announced from the AfriNIC address blocks: 12852 AfriNIC Region origin ASes present in the Internet Routing Table: 1790 AfriNIC Prefixes per ASN: 21.59 AfriNIC Region origin ASes announcing only one prefix: 627 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131 Number of AfriNIC addresses announced to Internet: 107774976 Equivalent to 6 /8s, 108 /16s and 132 /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 9499 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5724 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4343 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3596 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3323 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3125 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2963 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2935 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2495 848 394 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 9002 10979 3271 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 3021 1451 2286 AKAMAI-AS, US 367 2960 3828 1391 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2491 356 398 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 7338 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4095 3398 152 AKAMAI-ASN1, NL 8551 3454 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2971 2298 919 ROSTELECOM-AS, RU 9009 2680 248 1381 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1749 933 521 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1507 101 1172 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 11721 3363 596 UNINET, MX 10620 3536 506 848 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 1295 764 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1121 182 434 Techtel LMDS Comunicaciones Interactiva 6147 1113 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 1044 67 45 ORANGE-COTE-IVOIRE, CI 36935 780 520 36 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 522 55 49 WANANCHI-, KE 37342 465 32 1 MOVITEL, MZ 24757 462 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 11721 3363 596 UNINET, MX 9808 9499 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9002 10979 3271 AMAZON-02, US 12479 7338 1713 145 UNI2-AS, ES 7545 5724 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4524 300 649 CABLEONE, US 18403 4343 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 9499 9458 CHINAMOBILE-CN China Mobile Communications Grou 12479 7338 7193 UNI2-AS, ES 16509 9002 5731 AMAZON-02, US 7545 5724 5038 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4343 4318 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 3596 3533 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 /14:1194 /15:2098 /16:13500 /17:8259 /18:13823 /19:24992 /20:43974 /21:51069 /22:109737 /23:99061 /24:557346 /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 6424 7338 UNI2-AS, ES 8151 5757 11721 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 2927 3454 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3563 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2151 2491 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2099 3536 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) ---------------------------------------------- 1:2220 2:1401 3:258 4:5 5:4551 6:137 7:6 8:1529 9:1 11:172 12:1510 13:370 14:2307 15:303 16:196 17:368 18:632 20:281 21:4 22:188 23:6399 24:2495 25:6 27:2577 29:19 31:2530 32:77 34:25 35:116 36:1984 37:4522 38:5147 39:869 40:147 41:4001 42:2100 43:2290 44:322 45:16554 46:4298 47:382 49:1791 50:1876 51:596 52:1597 54:391 55:964 56:8 57:123 58:1874 59:1166 60:998 61:2529 62:2685 63:1922 64:5596 65:2322 66:4939 67:3026 68:1340 69:4139 70:1192 71:666 72:2964 74:2616 75:1565 76:623 77:2334 78:1833 79:2986 80:2114 81:1826 82:1472 83:1286 84:1532 85:2972 86:754 87:1993 88:1176 89:3840 90:617 91:7815 92:2067 93:2611 94:3531 95:4009 96:1296 97:319 98:1078 99:734 100:91 101:1318 102:2918 103:32142 104:4618 105:559 106:881 107:2648 108:1136 109:4233 110:2126 111:3128 112:2065 113:1741 114:1682 115:2038 116:1895 117:2439 118:2702 119:2004 120:1790 121:1128 122:2594 123:2163 124:1572 125:2517 128:1475 129:926 130:1040 131:1965 132:860 133:418 134:1792 135:307 136:911 137:1123 138:2638 139:1574 140:1201 141:1300 142:1489 143:1488 144:997 145:346 146:1953 147:1611 148:2463 149:2252 150:876 151:1232 152:1876 153:589 154:4917 155:1391 156:1951 157:1339 158:1082 159:2232 160:2575 161:1591 162:3524 163:1599 164:1712 165:1850 166:1020 167:1730 168:3720 169:906 170:4657 171:861 172:3694 173:2958 174:986 175:1194 176:3797 177:4413 178:3548 179:2103 180:2500 181:3459 182:3315 183:1991 184:2287 185:20547 186:4727 187:4151 188:4152 189:3779 190:9253 191:1353 192:10949 193:8959 194:7266 195:5198 196:3119 197:2443 198:5996 199:6106 200:7960 201:6022 202:10491 203:10172 204:4553 205:3661 206:4316 207:3477 208:4156 209:4945 210:4424 211:2481 212:4229 213:3432 214:1088 215:59 216:6693 217:2777 218:1297 219:466 220:2033 221:981 222:759 223:2142 End of report