IPv4 R&E Routing Table Report 21:10 GMT Sat 16 Mar, 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: 939547 Prefixes after maximum aggregation (per Origin AS): 358041 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 458071 Number of IPv4 prefixes with a valid ROA: 454274 Number of IPv4 prefixes with an invalid ROA: 3197 Number of IPv4 prefixes with no ROA: 482076 Total ASes present in the Internet Routing Table: 75410 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 64753 Origin ASes announcing only one prefix: 26560 Transit ASes present in the Internet Routing Table: 10657 Transit-only ASes present in the Internet Routing Table: 496 Paths with bogon ASNs present in the IPv4 Routing Table: 41 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 39 Max AS path prepend of ASN ( 59588) 31 Prefixes from unregistered ASNs in the Routing Table: 1094 Number of instances of unregistered ASNs: 1099 Number of 32-bit ASNs allocated by the RIRs: 43843 Number of 32-bit ASNs visible in the Routing Table: 35976 Prefixes from 32-bit ASNs in the Routing Table: 182316 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 557 Number of addresses announced to Internet: 3026461440 Equivalent to 180 /8s, 100 /16s and 35 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 310381 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248165 Total APNIC prefixes after maximum aggregation: 72294 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240929 Unique aggregates announced from the APNIC address blocks: 99833 APNIC Region origin ASes present in the Internet Routing Table: 13995 APNIC Prefixes per ASN: 17.22 APNIC Region origin ASes announcing only one prefix: 4240 APNIC Region transit ASes present in the Internet Routing Table: 1878 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9403 Number of APNIC addresses announced to Internet: 760283648 Equivalent to 45 /8s, 81 /16s and 2 /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: 275814 Total ARIN prefixes after maximum aggregation: 123745 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 280418 Unique aggregates announced from the ARIN address blocks: 132477 ARIN Region origin ASes present in the Internet Routing Table: 19099 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 6947 ARIN Region transit ASes present in the Internet Routing Table: 1957 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: 4860 Number of ARIN addresses announced to Internet: 1269695744 Equivalent to 75 /8s, 174 /16s and 5 /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: 263727 Total RIPE prefixes after maximum aggregation: 126224 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 258571 Unique aggregates announced from the RIPE address blocks: 162493 RIPE Region origin ASes present in the Internet Routing Table: 28581 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11656 Number of RIPE addresses announced to Internet: 714464512 Equivalent to 42 /8s, 149 /16s and 221 /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: 120800 Total LACNIC prefixes after maximum aggregation: 28913 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119210 Unique aggregates announced from the LACNIC address blocks: 49576 LACNIC Region origin ASes present in the Internet Routing Table: 11058 LACNIC Prefixes per ASN: 10.78 LACNIC Region origin ASes announcing only one prefix: 2616 LACNIC Region transit ASes present in the Internet Routing Table: 2367 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8916 Number of LACNIC addresses announced to Internet: 177194240 Equivalent to 10 /8s, 143 /16s and 197 /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: 29947 Total AfriNIC prefixes after maximum aggregation: 6134 AfriNIC Deaggregation factor: 4.88 Prefixes being announced from the AfriNIC address blocks: 39861 Unique aggregates announced from the AfriNIC address blocks: 13248 AfriNIC Region origin ASes present in the Internet Routing Table: 1765 AfriNIC Prefixes per ASN: 22.58 AfriNIC Region origin ASes announcing only one prefix: 629 AfriNIC Region transit ASes present in the Internet Routing Table: 344 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1141 Number of AfriNIC addresses announced to Internet: 104523776 Equivalent to 6 /8s, 58 /16s and 232 /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 9822 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3851 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3605 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3512 495 249 BBIL-AP BHARTI Airtel Ltd., IN 45899 3272 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2760 864 359 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2175 433 189 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 9721 11333 3390 AMAZON-02, US 22773 5013 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4587 304 634 CABLEONE, US 7155 4181 288 96 VIASAT-SP-BACKBONE, US 6327 3598 1320 75 SHAW, CA 174 3391 6641 643 COGENT-174, US 749 3193 54919 2445 DNIC-AS-00749, US 16625 3178 1375 2270 AKAMAI-AS, US 367 2920 3631 1406 DNIC-ASBLK-00306-00371, US 396982 2757 3640 406 GOOGLE-CLOUD-PLATFORM, 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 7669 1714 147 UNI2-AS, ES 39891 4625 278 64 ALJAWWALSTC-AS, SA 20940 3855 3395 126 AKAMAI-ASN1, NL 9009 3250 283 1576 M247, RO 12389 2981 2304 904 ROSTELECOM-AS, RU 8551 2645 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2346 363 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1519 1852 14 TE-AS TE-AS, EG 44477 1493 98 713 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 12349 3320 489 UNINET, MX 10620 3525 496 891 Telmex Colombia S.A., CO 13999 2507 340 653 Mega Cable, S.A. de C.V., MX 11830 1999 369 64 Instituto Costarricense de Electricidad 28573 1342 2318 242 Claro NXT Telecomunicacoes Ltda, BR 3816 1311 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1204 348 492 Axtel, S.A.B. de C.V., MX 11664 1148 179 424 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 22884 1066 113 375 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 1549 545 28 RAYA-AS, EG 24863 1504 389 20 LINKdotNET-AS, EG 36992 1369 1519 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1056 71 132 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 553 1861 34 IAM-AS, MA 15399 526 55 54 WANANCHI-, KE 36914 491 82 3 KENET-AS, KE 24757 428 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 12349 3320 489 UNINET, MX 9808 9822 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9721 11333 3390 AMAZON-02, US 12479 7669 1714 147 UNI2-AS, ES 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5013 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4625 278 64 ALJAWWALSTC-AS, SA 11492 4587 304 634 CABLEONE, US 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4181 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 9822 9770 CHINAMOBILE-CN China Mobile Communications Grou 12479 7669 7522 UNI2-AS, ES 16509 9721 6331 AMAZON-02, US 7545 5654 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5013 4712 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4625 4561 ALJAWWALSTC-AS, SA 18403 4575 4550 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4085 VIASAT-SP-BACKBONE, US 11492 4587 3953 CABLEONE, US 7552 3851 3831 VIETEL-AS-AP Viettel Group, VN 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 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 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 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 27.0.192.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 6939 HURRICANE, US 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 /11:95 /12:296 /13:576 /14:1188 /15:2092 /16:13285 /17:8177 /18:13639 /19:24592 /20:43329 /21:51099 /22:110533 /23:99191 /24:571388 /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 6782 7669 UNI2-AS, ES 8151 6371 12349 UNINET, MX 22773 4048 5013 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3500 4587 CABLEONE, US 6327 3396 3598 SHAW, CA 39891 3311 4625 ALJAWWALSTC-AS, SA 7155 3125 4181 VIASAT-SP-BACKBONE, US 30036 2164 2508 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2131 3525 Telmex Colombia S.A., CO 8551 2121 2645 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2262 2:1568 3:313 4:6 5:4425 6:162 7:6 8:1499 9:2 11:172 12:1466 13:381 14:2365 15:315 16:210 17:369 18:750 20:355 21:4 22:188 23:6620 24:2767 25:2 27:2651 29:19 31:2631 32:46 34:60 35:125 36:2195 37:4512 38:7404 39:894 40:125 41:3953 42:2201 43:2328 44:315 45:16907 46:4393 47:296 49:1900 50:1907 51:572 52:1586 54:310 55:970 56:5 57:156 58:2019 59:1126 60:1024 61:2573 62:2704 63:1911 64:5521 65:2195 66:4715 67:3049 68:1565 69:4081 70:1325 71:581 72:2950 74:2588 75:1550 76:633 77:2414 78:1849 79:2468 80:2155 81:1931 82:1524 83:1282 84:1651 85:3103 86:826 87:2004 88:1235 89:4032 90:682 91:8014 92:2190 93:2638 94:3647 95:4117 96:1298 97:312 98:1101 99:741 100:92 101:1163 102:3093 103:32512 104:4771 105:571 106:911 107:2761 108:1134 109:4066 110:2139 111:3200 112:2064 113:1759 114:1766 115:2045 116:1871 117:2616 118:2836 119:1954 120:1784 121:1276 122:2683 123:2226 124:1549 125:2838 126:28 128:1475 129:887 130:1096 131:1820 132:812 133:409 134:1717 135:311 136:944 137:1189 138:2820 139:1567 140:1376 141:1349 142:1562 143:1490 144:1016 145:346 146:2015 147:1718 148:2496 149:2565 150:1042 151:1336 152:1978 153:590 154:5868 155:1379 156:2243 157:1618 158:1100 159:2263 160:2514 161:1636 162:3591 163:1718 164:1613 165:2121 166:1067 167:1762 168:3939 169:783 170:4705 171:1010 172:3821 173:3031 174:934 175:1227 176:3662 177:4481 178:3611 179:2234 180:2385 181:3669 182:3367 183:2032 184:2265 185:20686 186:4914 187:4407 188:4025 189:4047 190:9344 191:1470 192:11001 193:9052 194:7444 195:5249 196:3098 197:2538 198:5968 199:7478 200:7966 201:6281 202:10299 203:10287 204:4573 205:3721 206:4483 207:3533 208:4148 209:5049 210:4485 211:2476 212:4296 213:3412 214:1070 215:43 216:6764 217:2811 218:1315 219:409 220:2054 221:1031 222:693 223:2193 End of report