IPv4 R&E Routing Table Report 21:10 GMT Sun 28 Jan, 2024 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: 937112 Prefixes after maximum aggregation (per Origin AS): 356978 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 456403 Number of IPv4 prefixes with a valid ROA: 439785 Number of IPv4 prefixes with an invalid ROA: 3354 Number of IPv4 prefixes with no ROA: 493973 Total ASes present in the Internet Routing Table: 75304 Prefixes per ASN: 12.44 Origin-only ASes present in the Internet Routing Table: 64644 Origin ASes announcing only one prefix: 26533 Transit ASes present in the Internet Routing Table: 10660 Transit-only ASes present in the Internet Routing Table: 499 Paths with bogon ASNs present in the IPv4 Routing Table: 48 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 35 Max AS path prepend of ASN (150235) 30 Prefixes from unregistered ASNs in the Routing Table: 1138 Number of instances of unregistered ASNs: 1141 Number of 32-bit ASNs allocated by the RIRs: 43496 Number of 32-bit ASNs visible in the Routing Table: 35764 Prefixes from 32-bit ASNs in the Routing Table: 180458 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 490 Number of addresses announced to Internet: 3046919936 Equivalent to 181 /8s, 156 /16s and 79 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 311345 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247273 Total APNIC prefixes after maximum aggregation: 72110 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240207 Unique aggregates announced from the APNIC address blocks: 99822 APNIC Region origin ASes present in the Internet Routing Table: 13900 APNIC Prefixes per ASN: 17.28 APNIC Region origin ASes announcing only one prefix: 4209 APNIC Region transit ASes present in the Internet Routing Table: 1881 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9301 Number of APNIC addresses announced to Internet: 774344960 Equivalent to 46 /8s, 39 /16s and 145 /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: 275250 Total ARIN prefixes after maximum aggregation: 123787 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 280064 Unique aggregates announced from the ARIN address blocks: 132099 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 6951 ARIN Region transit ASes present in the Internet Routing Table: 1935 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: 4834 Number of ARIN addresses announced to Internet: 1272106496 Equivalent to 75 /8s, 210 /16s and 206 /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: 262647 Total RIPE prefixes after maximum aggregation: 125356 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 257268 Unique aggregates announced from the RIPE address blocks: 161224 RIPE Region origin ASes present in the Internet Routing Table: 28534 RIPE Prefixes per ASN: 9.02 RIPE Region origin ASes announcing only one prefix: 12090 RIPE Region transit ASes present in the Internet Routing Table: 3929 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11552 Number of RIPE addresses announced to Internet: 714391296 Equivalent to 42 /8s, 148 /16s and 191 /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: 120375 Total LACNIC prefixes after maximum aggregation: 28849 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 119038 Unique aggregates announced from the LACNIC address blocks: 49601 LACNIC Region origin ASes present in the Internet Routing Table: 11056 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2635 LACNIC Region transit ASes present in the Internet Routing Table: 2387 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8910 Number of LACNIC addresses announced to Internet: 178101248 Equivalent to 10 /8s, 157 /16s and 156 /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: 30429 Total AfriNIC prefixes after maximum aggregation: 6140 AfriNIC Deaggregation factor: 4.96 Prefixes being announced from the AfriNIC address blocks: 40044 Unique aggregates announced from the AfriNIC address blocks: 13254 AfriNIC Region origin ASes present in the Internet Routing Table: 1821 AfriNIC Prefixes per ASN: 21.99 AfriNIC Region origin ASes announcing only one prefix: 648 AfriNIC Region transit ASes present in the Internet Routing Table: 350 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: 1167 Number of AfriNIC addresses announced to Internet: 107688960 Equivalent to 6 /8s, 107 /16s and 52 /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 9798 8739 51 CHINAMOBILE-CN China Mobile Communicati 7545 5664 783 676 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4558 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3873 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3603 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3456 499 254 BBIL-AP BHARTI Airtel Ltd., IN 45899 3261 1867 93 VNPT-AS-VN VNPT Corp, VN 24560 2683 855 398 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2177 433 190 TATACOMM-AS TATA Communications formerl 45090 2149 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 9537 11241 3356 AMAZON-02, US 22773 5010 3077 299 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4576 303 661 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 6327 3572 1320 73 SHAW, CA 16625 3217 1408 2300 AKAMAI-AS, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2912 3728 1416 DNIC-ASBLK-00306-00371, US 396982 2749 3639 391 GOOGLE-CLOUD-PLATFORM, US 7018 2523 23622 1589 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 7545 1698 148 UNI2-AS, ES 39891 4658 280 55 ALJAWWALSTC-AS, SA 20940 3991 3396 132 AKAMAI-ASN1, NL 9009 3276 285 1587 M247, RO 12389 2981 2301 912 ROSTELECOM-AS, RU 8551 2807 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2327 359 600 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1510 867 579 TCI, IR 44477 1465 96 722 STARK-INDUSTRIES, GB 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 12356 3380 613 UNINET, MX 10620 3528 497 885 Telmex Colombia S.A., CO 13999 2499 337 640 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1341 2319 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 787 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1237 340 498 Axtel, S.A.B. de C.V., MX 11664 1119 177 422 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 22884 1070 115 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, 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 1548 545 28 RAYA-AS, EG 24863 1386 376 97 LINKdotNET-AS, EG 36992 1366 1518 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1100 71 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 540 56 54 WANANCHI-, KE 36914 525 82 3 KENET-AS, KE 37342 484 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 12356 3380 613 UNINET, MX 9808 9798 8739 51 CHINAMOBILE-CN China Mobile Communicati 16509 9537 11241 3356 AMAZON-02, US 12479 7545 1698 148 UNI2-AS, ES 7545 5664 783 676 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5010 3077 299 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4658 280 55 ALJAWWALSTC-AS, SA 11492 4576 303 661 CABLEONE, US 18403 4558 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 96 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 9798 9747 CHINAMOBILE-CN China Mobile Communications Grou 12479 7545 7397 UNI2-AS, ES 16509 9537 6181 AMAZON-02, US 7545 5664 4988 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5010 4711 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4658 4603 ALJAWWALSTC-AS, SA 18403 4558 4533 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4081 VIASAT-SP-BACKBONE, US 11492 4576 3915 CABLEONE, US 20940 3991 3859 AKAMAI-ASN1, NL 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, 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 100.91.0.0/21 262378 Compuservice Empreendimentos Ltda, BR 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 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 /10:36 /11:99 /12:300 /13:577 /14:1193 /15:2095 /16:13449 /17:8205 /18:13734 /19:24793 /20:43420 /21:51549 /22:110407 /23:99653 /24:567571 /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 6637 7545 UNI2-AS, ES 8151 6337 12356 UNINET, MX 22773 4043 5010 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3490 4576 CABLEONE, US 6327 3373 3572 SHAW, CA 39891 3340 4658 ALJAWWALSTC-AS, SA 7155 3121 4177 VIASAT-SP-BACKBONE, US 8551 2283 2807 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 10620 2131 3528 Telmex Colombia S.A., CO 30036 2129 2472 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2291 2:1544 3:288 4:5 5:4443 6:163 7:6 8:1512 9:1 11:172 12:1483 13:375 14:2334 15:310 16:203 17:361 18:722 20:351 21:4 22:188 23:6614 24:2767 25:2 27:2628 29:19 31:2554 32:53 34:35 35:123 36:2156 37:4496 38:6040 39:891 40:151 41:4060 42:2197 43:2309 44:325 45:16793 46:4297 47:284 49:1898 50:1902 51:572 52:1592 54:361 55:883 56:5 57:139 58:1975 59:1150 60:1016 61:2568 62:2764 63:1910 64:5535 65:2218 66:4937 67:3054 68:1569 69:4088 70:1322 71:588 72:2991 74:2642 75:1554 76:625 77:2349 78:1840 79:2603 80:2129 81:1882 82:1531 83:1249 84:1645 85:3101 86:769 87:1968 88:1221 89:3974 90:659 91:7936 92:2180 93:2642 94:3604 95:4053 96:1288 97:318 98:1090 99:745 100:97 101:1158 102:3080 103:32521 104:4815 105:599 106:910 107:2749 108:1126 109:4036 110:2145 111:3158 112:2062 113:1713 114:1740 115:2024 116:1954 117:2637 118:2764 119:1940 120:1784 121:1267 122:2634 123:2193 124:1541 125:2810 126:28 128:1535 129:907 130:1084 131:1819 132:826 133:409 134:1708 135:307 136:921 137:1140 138:2776 139:1572 140:1306 141:1343 142:1548 143:1524 144:1006 145:342 146:1997 147:1678 148:2505 149:2467 150:1027 151:1317 152:1973 153:594 154:5647 155:1375 156:2108 157:1464 158:1089 159:2209 160:2599 161:1629 162:3612 163:1682 164:1623 165:2114 166:1065 167:1695 168:3808 169:788 170:4692 171:994 172:3803 173:3010 174:931 175:1225 176:3641 177:4561 178:3544 179:2221 180:2408 181:3665 182:3418 183:2015 184:2291 185:20577 186:4768 187:4381 188:4022 189:3998 190:9349 191:1470 192:11011 193:8995 194:7360 195:5208 196:3159 197:2645 198:6005 199:7066 200:8077 201:6349 202:10320 203:10260 204:4598 205:3705 206:4432 207:3508 208:4121 209:4939 210:4453 211:2508 212:4240 213:3422 214:1110 215:46 216:6806 217:2773 218:1291 219:414 220:2049 221:1023 222:689 223:2198 End of report