IPv4 R&E Routing Table Report 21:10 GMT Wed 13 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: 940482 Prefixes after maximum aggregation (per Origin AS): 358018 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 458208 Number of IPv4 prefixes with a valid ROA: 453888 Number of IPv4 prefixes with an invalid ROA: 3260 Number of IPv4 prefixes with no ROA: 483334 Total ASes present in the Internet Routing Table: 75486 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 64832 Origin ASes announcing only one prefix: 26601 Transit ASes present in the Internet Routing Table: 10654 Transit-only ASes present in the Internet Routing Table: 495 Paths with bogon ASNs present in the IPv4 Routing Table: 42 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 61 Max AS path prepend of ASN (2485408) 56 Prefixes from unregistered ASNs in the Routing Table: 1135 Number of instances of unregistered ASNs: 1248 Number of 32-bit ASNs allocated by the RIRs: 43812 Number of 32-bit ASNs visible in the Routing Table: 36018 Prefixes from 32-bit ASNs in the Routing Table: 182242 Number of bogon 32-bit ASNs visible in the Routing Table: 252 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 683 Number of addresses announced to Internet: 3043069184 Equivalent to 181 /8s, 97 /16s and 141 /24s Percentage of available address space announced: 82.2 Percentage of allocated address space announced: 82.2 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: 310822 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248219 Total APNIC prefixes after maximum aggregation: 72374 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240967 Unique aggregates announced from the APNIC address blocks: 99817 APNIC Region origin ASes present in the Internet Routing Table: 13998 APNIC Prefixes per ASN: 17.21 APNIC Region origin ASes announcing only one prefix: 4248 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: 9407 Number of APNIC addresses announced to Internet: 774122496 Equivalent to 46 /8s, 36 /16s and 44 /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: 275678 Total ARIN prefixes after maximum aggregation: 123739 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 280304 Unique aggregates announced from the ARIN address blocks: 132422 ARIN Region origin ASes present in the Internet Routing Table: 19106 ARIN Prefixes per ASN: 14.67 ARIN Region origin ASes announcing only one prefix: 6955 ARIN Region transit ASes present in the Internet Routing Table: 1959 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: 4859 Number of ARIN addresses announced to Internet: 1270158592 Equivalent to 75 /8s, 181 /16s and 21 /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: 263845 Total RIPE prefixes after maximum aggregation: 126185 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 258537 Unique aggregates announced from the RIPE address blocks: 162412 RIPE Region origin ASes present in the Internet Routing Table: 28585 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12130 RIPE Region transit ASes present in the Internet Routing Table: 3933 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: 11654 Number of RIPE addresses announced to Internet: 714645760 Equivalent to 42 /8s, 152 /16s and 161 /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: 121156 Total LACNIC prefixes after maximum aggregation: 28906 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 119611 Unique aggregates announced from the LACNIC address blocks: 49550 LACNIC Region origin ASes present in the Internet Routing Table: 11065 LACNIC Prefixes per ASN: 10.81 LACNIC Region origin ASes announcing only one prefix: 2622 LACNIC Region transit ASes present in the Internet Routing Table: 2365 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: 8920 Number of LACNIC addresses announced to Internet: 177493248 Equivalent to 10 /8s, 148 /16s and 85 /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: 30449 Total AfriNIC prefixes after maximum aggregation: 6071 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 40379 Unique aggregates announced from the AfriNIC address blocks: 13447 AfriNIC Region origin ASes present in the Internet Routing Table: 1815 AfriNIC Prefixes per ASN: 22.25 AfriNIC Region origin ASes announcing only one prefix: 646 AfriNIC Region transit ASes present in the Internet Routing Table: 346 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: 1178 Number of AfriNIC addresses announced to Internet: 106284800 Equivalent to 6 /8s, 85 /16s and 199 /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 9809 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5652 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4573 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3839 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3605 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3509 495 250 BBIL-AP BHARTI Airtel Ltd., IN 45899 3269 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2758 864 363 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2176 433 189 TATACOMM-AS TATA Communications formerl 45090 2150 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 9712 11333 3353 AMAZON-02, US 22773 5014 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4579 304 644 CABLEONE, US 7155 4181 288 96 VIASAT-SP-BACKBONE, US 6327 3596 1320 75 SHAW, CA 174 3425 6644 675 COGENT-174, US 749 3200 54920 2452 DNIC-AS-00749, US 16625 3160 1371 2264 AKAMAI-AS, US 367 2921 3631 1408 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 7633 1714 147 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3856 3395 126 AKAMAI-ASN1, NL 9009 3263 283 1589 M247, RO 12389 2977 2304 904 ROSTELECOM-AS, RU 8551 2654 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2347 363 590 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1519 1852 14 TE-AS TE-AS, EG 44477 1490 97 711 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 12556 3376 493 UNINET, MX 10620 3525 496 891 Telmex Colombia S.A., CO 13999 2506 339 653 Mega Cable, S.A. de C.V., MX 11830 2000 369 64 Instituto Costarricense de Electricidad 28573 1343 2319 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1311 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1208 349 490 Axtel, S.A.B. de C.V., MX 11664 1143 179 426 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 22884 1068 114 372 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 1480 389 20 LINKdotNET-AS, EG 36992 1368 1519 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1172 75 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 553 1861 34 IAM-AS, MA 15399 523 55 54 WANANCHI-, KE 36914 492 82 3 KENET-AS, KE 24757 427 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 12556 3376 493 UNINET, MX 9808 9809 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9712 11333 3353 AMAZON-02, US 12479 7633 1714 147 UNI2-AS, ES 7545 5652 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5014 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4579 304 644 CABLEONE, US 18403 4573 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 9809 9757 CHINAMOBILE-CN China Mobile Communications Grou 12479 7633 7486 UNI2-AS, ES 16509 9712 6359 AMAZON-02, US 7545 5652 4979 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5014 4713 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4573 4548 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4085 VIASAT-SP-BACKBONE, US 11492 4579 3935 CABLEONE, US 7552 3839 3819 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: 136800 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 3491 BTN-ASN, 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 /11:98 /12:300 /13:576 /14:1192 /15:2089 /16:13390 /17:8175 /18:13657 /19:24617 /20:43349 /21:51138 /22:110624 /23:99269 /24:571941 /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 6748 7633 UNI2-AS, ES 8151 6485 12556 UNINET, MX 22773 4049 5014 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3492 4579 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3394 3596 SHAW, CA 7155 3125 4181 VIASAT-SP-BACKBONE, US 30036 2164 2508 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2131 3525 Telmex Colombia S.A., CO 8551 2130 2654 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) ---------------------------------------------- 1:2258 2:1565 3:311 4:6 5:4512 6:162 7:6 8:1495 9:2 11:172 12:1466 13:380 14:2346 15:314 16:209 17:370 18:749 20:355 21:4 22:188 23:6615 24:2759 25:2 27:2647 29:19 31:2646 32:46 34:59 35:126 36:2193 37:4521 38:7378 39:894 40:125 41:4071 42:2206 43:2313 44:320 45:16869 46:4377 47:295 49:1894 50:1910 51:572 52:1586 54:311 55:884 56:5 57:156 58:2018 59:1124 60:1022 61:2569 62:2697 63:1908 64:5521 65:2196 66:4713 67:3055 68:1576 69:4073 70:1326 71:582 72:2948 74:2584 75:1550 76:635 77:2412 78:1846 79:2477 80:2154 81:1937 82:1519 83:1285 84:1647 85:3101 86:829 87:1994 88:1236 89:4028 90:682 91:8003 92:2185 93:2628 94:3645 95:4137 96:1289 97:312 98:1093 99:741 100:92 101:1162 102:3117 103:32510 104:4760 105:635 106:912 107:2761 108:1135 109:4054 110:2137 111:3185 112:2062 113:1758 114:1766 115:2045 116:1872 117:2615 118:2836 119:1955 120:1784 121:1275 122:2676 123:2226 124:1548 125:2843 126:28 128:1516 129:929 130:1099 131:1805 132:815 133:410 134:1715 135:311 136:930 137:1196 138:2812 139:1567 140:1378 141:1353 142:1555 143:1487 144:1016 145:343 146:2017 147:1713 148:2495 149:2560 150:1093 151:1331 152:1980 153:591 154:5836 155:1386 156:2245 157:1620 158:1098 159:2243 160:2596 161:1634 162:3599 163:1715 164:1615 165:2133 166:1067 167:1762 168:3940 169:792 170:4703 171:993 172:3839 173:3039 174:929 175:1225 176:3668 177:4486 178:3608 179:2234 180:2384 181:3670 182:3397 183:2026 184:2266 185:20654 186:4896 187:4431 188:4020 189:4115 190:9328 191:1477 192:11010 193:9056 194:7445 195:5250 196:3166 197:2542 198:6018 199:7418 200:8016 201:6361 202:10292 203:10295 204:4585 205:3750 206:4506 207:3530 208:4156 209:5033 210:4479 211:2475 212:4341 213:3421 214:1099 215:43 216:6766 217:2815 218:1315 219:409 220:2054 221:1025 222:693 223:2196 End of report