IPv4 R&E Routing Table Report 21:10 GMT Sun 21 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: 934847 Prefixes after maximum aggregation (per Origin AS): 356431 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 455622 Number of IPv4 prefixes with a valid ROA: 438097 Number of IPv4 prefixes with an invalid ROA: 2009 Number of IPv4 prefixes with no ROA: 494741 Total ASes present in the Internet Routing Table: 75238 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64584 Origin ASes announcing only one prefix: 26517 Transit ASes present in the Internet Routing Table: 10654 Transit-only ASes present in the Internet Routing Table: 489 Paths with bogon ASNs present in the IPv4 Routing Table: 47 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 36 Max AS path prepend of ASN ( 59588) 31 Prefixes from unregistered ASNs in the Routing Table: 1141 Number of instances of unregistered ASNs: 1148 Number of 32-bit ASNs allocated by the RIRs: 43438 Number of 32-bit ASNs visible in the Routing Table: 35694 Prefixes from 32-bit ASNs in the Routing Table: 180097 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 480 Number of addresses announced to Internet: 3046842368 Equivalent to 181 /8s, 155 /16s and 32 /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: 309496 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247065 Total APNIC prefixes after maximum aggregation: 71939 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240037 Unique aggregates announced from the APNIC address blocks: 99774 APNIC Region origin ASes present in the Internet Routing Table: 13880 APNIC Prefixes per ASN: 17.29 APNIC Region origin ASes announcing only one prefix: 4194 APNIC Region transit ASes present in the Internet Routing Table: 1874 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9267 Number of APNIC addresses announced to Internet: 774331904 Equivalent to 46 /8s, 39 /16s and 94 /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: 273382 Total ARIN prefixes after maximum aggregation: 123771 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 278140 Unique aggregates announced from the ARIN address blocks: 131905 ARIN Region origin ASes present in the Internet Routing Table: 19063 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6936 ARIN Region transit ASes present in the Internet Routing Table: 1942 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: 4828 Number of ARIN addresses announced to Internet: 1271965184 Equivalent to 75 /8s, 208 /16s and 166 /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: 262306 Total RIPE prefixes after maximum aggregation: 125142 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 257055 Unique aggregates announced from the RIPE address blocks: 161143 RIPE Region origin ASes present in the Internet Routing Table: 28525 RIPE Prefixes per ASN: 9.01 RIPE Region origin ASes announcing only one prefix: 12109 RIPE Region transit ASes present in the Internet Routing Table: 3917 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11541 Number of RIPE addresses announced to Internet: 714415360 Equivalent to 42 /8s, 149 /16s and 29 /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: 120266 Total LACNIC prefixes after maximum aggregation: 28799 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 118960 Unique aggregates announced from the LACNIC address blocks: 49495 LACNIC Region origin ASes present in the Internet Routing Table: 11052 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2633 LACNIC Region transit ASes present in the Internet Routing Table: 2378 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8902 Number of LACNIC addresses announced to Internet: 178105856 Equivalent to 10 /8s, 157 /16s and 174 /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: 30687 Total AfriNIC prefixes after maximum aggregation: 6037 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 40174 Unique aggregates announced from the AfriNIC address blocks: 12905 AfriNIC Region origin ASes present in the Internet Routing Table: 1813 AfriNIC Prefixes per ASN: 22.16 AfriNIC Region origin ASes announcing only one prefix: 645 AfriNIC Region transit ASes present in the Internet Routing Table: 353 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: 1156 Number of AfriNIC addresses announced to Internet: 107740672 Equivalent to 6 /8s, 107 /16s and 254 /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 9769 8739 51 CHINAMOBILE-CN China Mobile Communicati 7545 5677 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3860 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3602 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3446 499 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3258 1867 93 VNPT-AS-VN VNPT Corp, VN 24560 2682 859 361 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 9455 11226 3410 AMAZON-02, US 11492 4567 303 671 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 6327 3568 1319 69 SHAW, CA 22773 3525 3077 304 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3255 1419 2325 AKAMAI-AS, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2959 3830 1421 DNIC-ASBLK-00306-00371, US 396982 2746 3639 390 GOOGLE-CLOUD-PLATFORM, US 7018 2513 23620 1580 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 7558 1714 146 UNI2-AS, ES 39891 4658 280 55 ALJAWWALSTC-AS, SA 20940 4000 3396 135 AKAMAI-ASN1, NL 9009 3331 289 1597 M247, RO 12389 2995 2302 914 ROSTELECOM-AS, RU 8551 2820 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2327 359 600 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1509 867 579 TCI, IR 8452 1485 1852 14 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 12324 3379 609 UNINET, MX 10620 3527 497 884 Telmex Colombia S.A., CO 13999 2495 338 638 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1343 2319 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1233 340 498 Axtel, S.A.B. de C.V., MX 11664 1118 178 424 Techtel LMDS Comunicaciones Interactiva 6147 1088 369 22 Telefonica del Peru S.A.A., PE 22884 1075 116 375 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 1548 545 28 RAYA-AS, EG 24863 1530 389 16 LINKdotNET-AS, EG 36992 1365 1518 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1089 70 52 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 539 56 54 WANANCHI-, KE 36914 525 82 3 KENET-AS, KE 24757 483 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 12324 3379 609 UNINET, MX 9808 9769 8739 51 CHINAMOBILE-CN China Mobile Communicati 16509 9455 11226 3410 AMAZON-02, US 12479 7558 1714 146 UNI2-AS, ES 7545 5677 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 280 55 ALJAWWALSTC-AS, SA 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 11492 4567 303 671 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 20940 4000 3396 135 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 9769 9718 CHINAMOBILE-CN China Mobile Communications Grou 12479 7558 7412 UNI2-AS, ES 16509 9455 6045 AMAZON-02, US 7545 5677 4992 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 4603 ALJAWWALSTC-AS, SA 18403 4575 4550 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4081 VIASAT-SP-BACKBONE, US 11492 4567 3896 CABLEONE, US 20940 4000 3865 AKAMAI-ASN1, NL 7552 3860 3840 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 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 19589 UNALLOCATED 8.19.242.0/24 23314 ORLANDOTELCO, US 19589 UNALLOCATED 8.19.248.0/24 23314 ORLANDOTELCO, 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 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 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 /16:13452 /17:8198 /18:13738 /19:24834 /20:43405 /21:51477 /22:110346 /23:98822 /24:566244 /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 6643 7558 UNI2-AS, ES 8151 6308 12324 UNINET, MX 11492 3481 4567 CABLEONE, US 6327 3374 3568 SHAW, CA 39891 3340 4658 ALJAWWALSTC-AS, SA 7155 3121 4177 VIASAT-SP-BACKBONE, US 22773 2560 3525 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2296 2820 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 10620 2130 3527 Telmex Colombia S.A., CO 30036 2127 2470 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2290 2:1474 3:284 4:5 5:4431 6:163 7:6 8:1505 9:1 11:172 12:1481 13:374 14:2337 15:310 16:203 17:362 18:707 20:348 21:4 22:188 23:6615 24:2689 25:2 27:2591 29:19 31:2551 32:53 34:35 35:122 36:2142 37:4496 38:5961 39:888 40:149 41:4145 42:2212 43:2310 44:326 45:16786 46:4325 47:286 49:1897 50:1893 51:574 52:1592 54:362 55:861 56:5 57:136 58:1925 59:1150 60:1016 61:2599 62:2737 63:1910 64:5513 65:2219 66:4930 67:3045 68:1335 69:4088 70:1177 71:588 72:2924 74:2646 75:1554 76:625 77:2341 78:1828 79:2593 80:2129 81:1895 82:1533 83:1265 84:1641 85:3083 86:773 87:1968 88:1221 89:3961 90:659 91:7918 92:2179 93:2642 94:3605 95:4039 96:1288 97:319 98:1019 99:746 100:97 101:1165 102:3068 103:32534 104:4789 105:599 106:910 107:2746 108:1120 109:4051 110:2135 111:3137 112:2088 113:1724 114:1739 115:2050 116:1952 117:2636 118:2762 119:1959 120:1767 121:1272 122:2645 123:2194 124:1540 125:2809 126:28 128:1484 129:913 130:1075 131:1936 132:822 133:410 134:1710 135:308 136:922 137:1138 138:2777 139:1572 140:1298 141:1349 142:1543 143:1532 144:1008 145:340 146:1988 147:1661 148:2503 149:2426 150:1024 151:1309 152:1873 153:594 154:5623 155:1369 156:2095 157:1423 158:1087 159:2211 160:2600 161:1626 162:3599 163:1679 164:1630 165:2112 166:1069 167:1703 168:3831 169:794 170:4669 171:992 172:3781 173:3005 174:895 175:1225 176:3626 177:4571 178:3543 179:2211 180:2427 181:3660 182:3417 183:2017 184:2279 185:20561 186:4829 187:4347 188:4014 189:3957 190:9360 191:1468 192:11044 193:8977 194:7359 195:5209 196:3189 197:2616 198:5994 199:7015 200:8080 201:6342 202:10295 203:10238 204:4593 205:3696 206:4442 207:3515 208:4117 209:4946 210:4442 211:2503 212:4222 213:3416 214:1109 215:44 216:6778 217:2772 218:1294 219:415 220:2049 221:1022 222:687 223:2194 End of report