IPv4 R&E Routing Table Report 21:10 GMT Mon 04 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: 938476 Prefixes after maximum aggregation (per Origin AS): 357841 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 457882 Number of IPv4 prefixes with a valid ROA: 450105 Number of IPv4 prefixes with an invalid ROA: 3261 Number of IPv4 prefixes with no ROA: 485110 Total ASes present in the Internet Routing Table: 75433 Prefixes per ASN: 12.44 Origin-only ASes present in the Internet Routing Table: 64779 Origin ASes announcing only one prefix: 26566 Transit ASes present in the Internet Routing Table: 10654 Transit-only ASes present in the Internet Routing Table: 494 Paths with bogon ASNs present in the IPv4 Routing Table: 40 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: 1112 Number of instances of unregistered ASNs: 1115 Number of 32-bit ASNs allocated by the RIRs: 43762 Number of 32-bit ASNs visible in the Routing Table: 35962 Prefixes from 32-bit ASNs in the Routing Table: 182048 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 553 Number of addresses announced to Internet: 3040530176 Equivalent to 181 /8s, 58 /16s and 207 /24s Percentage of available address space announced: 82.1 Percentage of allocated address space announced: 82.1 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: 310277 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247628 Total APNIC prefixes after maximum aggregation: 72373 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 240356 Unique aggregates announced from the APNIC address blocks: 100098 APNIC Region origin ASes present in the Internet Routing Table: 13966 APNIC Prefixes per ASN: 17.21 APNIC Region origin ASes announcing only one prefix: 4229 APNIC Region transit ASes present in the Internet Routing Table: 1870 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: 9376 Number of APNIC addresses announced to Internet: 774243840 Equivalent to 46 /8s, 38 /16s and 6 /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: 275121 Total ARIN prefixes after maximum aggregation: 123726 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 279845 Unique aggregates announced from the ARIN address blocks: 132524 ARIN Region origin ASes present in the Internet Routing Table: 19119 ARIN Prefixes per ASN: 14.64 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1958 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: 4854 Number of ARIN addresses announced to Internet: 1270017024 Equivalent to 75 /8s, 178 /16s and 236 /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: 263079 Total RIPE prefixes after maximum aggregation: 125993 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 258011 Unique aggregates announced from the RIPE address blocks: 162002 RIPE Region origin ASes present in the Internet Routing Table: 28553 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12112 RIPE Region transit ASes present in the Internet Routing Table: 3926 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: 11633 Number of RIPE addresses announced to Internet: 712093184 Equivalent to 42 /8s, 113 /16s and 174 /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: 121026 Total LACNIC prefixes after maximum aggregation: 28953 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119554 Unique aggregates announced from the LACNIC address blocks: 49562 LACNIC Region origin ASes present in the Internet Routing Table: 11061 LACNIC Prefixes per ASN: 10.81 LACNIC Region origin ASes announcing only one prefix: 2610 LACNIC Region transit ASes present in the Internet Routing Table: 2375 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: 177552128 Equivalent to 10 /8s, 149 /16s and 59 /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: 30510 Total AfriNIC prefixes after maximum aggregation: 6068 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 40156 Unique aggregates announced from the AfriNIC address blocks: 13248 AfriNIC Region origin ASes present in the Internet Routing Table: 1825 AfriNIC Prefixes per ASN: 22.00 AfriNIC Region origin ASes announcing only one prefix: 649 AfriNIC Region transit ASes present in the Internet Routing Table: 351 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: 1183 Number of AfriNIC addresses announced to Internet: 106310144 Equivalent to 6 /8s, 86 /16s and 42 /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 9807 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4568 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3863 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3604 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3510 497 252 BBIL-AP BHARTI Airtel Ltd., IN 45899 3264 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2750 863 362 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2175 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 9688 11296 3361 AMAZON-02, US 22773 5009 3078 298 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4581 304 649 CABLEONE, US 7155 4181 288 96 VIASAT-SP-BACKBONE, US 6327 3596 1320 75 SHAW, CA 16625 3204 1391 2283 AKAMAI-AS, US 174 3192 6642 669 COGENT-174, US 749 3174 54874 2426 DNIC-AS-00749, US 367 2914 3647 1410 DNIC-ASBLK-00306-00371, US 396982 2760 3640 397 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 7622 1714 147 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3877 3395 125 AKAMAI-ASN1, NL 9009 3280 285 1597 M247, RO 12389 2979 2304 906 ROSTELECOM-AS, RU 8551 2652 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2350 363 593 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1517 1852 14 TE-AS TE-AS, EG 44477 1490 97 709 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 12498 3346 602 UNINET, MX 10620 3523 496 892 Telmex Colombia S.A., CO 13999 2524 343 649 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1342 2319 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1312 787 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1213 349 490 Axtel, S.A.B. de C.V., MX 11664 1142 179 423 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 22884 1067 114 371 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 1550 545 28 RAYA-AS, EG 24863 1519 389 20 LINKdotNET-AS, EG 36992 1364 1519 281 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1159 74 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 554 1861 34 IAM-AS, MA 15399 523 55 53 WANANCHI-, KE 36914 479 82 3 KENET-AS, KE 24757 459 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 12498 3346 602 UNINET, MX 9808 9807 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9688 11296 3361 AMAZON-02, US 12479 7622 1714 147 UNI2-AS, ES 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5009 3078 298 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4581 304 649 CABLEONE, US 18403 4568 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 9807 9755 CHINAMOBILE-CN China Mobile Communications Grou 12479 7622 7475 UNI2-AS, ES 16509 9688 6327 AMAZON-02, US 7545 5654 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5009 4711 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4568 4543 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4085 VIASAT-SP-BACKBONE, US 11492 4581 3932 CABLEONE, US 7552 3863 3842 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 /12:299 /13:575 /14:1191 /15:2088 /16:13387 /17:8185 /18:13635 /19:24642 /20:43316 /21:51073 /22:110272 /23:99053 /24:570595 /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 6735 7622 UNI2-AS, ES 8151 6471 12498 UNINET, MX 22773 4044 5009 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3494 4581 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3394 3596 SHAW, CA 7155 3125 4181 VIASAT-SP-BACKBONE, US 30036 2157 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 8551 2128 2652 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 10620 2128 3523 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) ---------------------------------------------- 1:2283 2:1535 3:307 4:6 5:4501 6:161 7:6 8:1496 9:2 11:172 12:1469 13:385 14:2344 15:314 16:208 17:369 18:742 20:356 21:4 22:188 23:6616 24:2758 25:2 27:2643 29:19 31:2621 32:45 34:43 35:125 36:2185 37:4512 38:7059 39:893 40:140 41:4076 42:2188 43:2320 44:324 45:16925 46:4365 47:284 49:1891 50:1906 51:574 52:1586 54:312 55:860 56:5 57:151 58:2013 59:1124 60:1022 61:2575 62:2694 63:1908 64:5516 65:2201 66:4717 67:3050 68:1570 69:4058 70:1327 71:583 72:2952 74:2590 75:1553 76:634 77:2405 78:1840 79:2470 80:2143 81:1925 82:1517 83:1246 84:1655 85:3105 86:838 87:1972 88:1234 89:4016 90:683 91:7958 92:2195 93:2636 94:3665 95:4127 96:1286 97:312 98:1093 99:743 100:91 101:1159 102:3130 103:32530 104:4768 105:608 106:928 107:2764 108:1131 109:4054 110:2136 111:3162 112:2058 113:1751 114:1766 115:2016 116:1945 117:2620 118:2762 119:1947 120:1786 121:1276 122:2674 123:2226 124:1548 125:2841 126:28 128:1575 129:927 130:1102 131:1820 132:819 133:410 134:1712 135:313 136:916 137:1184 138:2818 139:1542 140:1371 141:1353 142:1557 143:1490 144:1018 145:345 146:2020 147:1707 148:2489 149:2560 150:1032 151:1315 152:1977 153:592 154:5744 155:1389 156:2097 157:1582 158:1100 159:2234 160:2604 161:1636 162:3606 163:1721 164:1621 165:2129 166:1071 167:1702 168:3980 169:788 170:4730 171:993 172:3847 173:3023 174:928 175:1227 176:3666 177:4454 178:3589 179:2201 180:2386 181:3665 182:3402 183:2023 184:2263 185:20643 186:4808 187:4426 188:4024 189:4068 190:9307 191:1472 192:11008 193:9024 194:7435 195:5254 196:3153 197:2561 198:6014 199:7307 200:8078 201:6362 202:10292 203:10279 204:4577 205:3727 206:4495 207:3523 208:4161 209:5012 210:4476 211:2486 212:4298 213:3416 214:1106 215:44 216:6753 217:2814 218:1316 219:406 220:2056 221:1025 222:694 223:2198 End of report