IPv4 R&E Routing Table Report 21:10 GMT Tue 12 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: 940149 Prefixes after maximum aggregation (per Origin AS): 357924 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 458108 Number of IPv4 prefixes with a valid ROA: 453678 Number of IPv4 prefixes with an invalid ROA: 3237 Number of IPv4 prefixes with no ROA: 483234 Total ASes present in the Internet Routing Table: 75485 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64835 Origin ASes announcing only one prefix: 26598 Transit ASes present in the Internet Routing Table: 10650 Transit-only ASes present in the Internet Routing Table: 500 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: 1078 Number of instances of unregistered ASNs: 1191 Number of 32-bit ASNs allocated by the RIRs: 43825 Number of 32-bit ASNs visible in the Routing Table: 36010 Prefixes from 32-bit ASNs in the Routing Table: 182163 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: 537 Number of addresses announced to Internet: 3043002112 Equivalent to 181 /8s, 96 /16s and 135 /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: 310756 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248216 Total APNIC prefixes after maximum aggregation: 72349 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240978 Unique aggregates announced from the APNIC address blocks: 99808 APNIC Region origin ASes present in the Internet Routing Table: 13992 APNIC Prefixes per ASN: 17.22 APNIC Region origin ASes announcing only one prefix: 4238 APNIC Region transit ASes present in the Internet Routing Table: 1867 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: 9400 Number of APNIC addresses announced to Internet: 774120448 Equivalent to 46 /8s, 36 /16s and 36 /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: 275431 Total ARIN prefixes after maximum aggregation: 123691 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 280214 Unique aggregates announced from the ARIN address blocks: 132497 ARIN Region origin ASes present in the Internet Routing Table: 19124 ARIN Prefixes per ASN: 14.65 ARIN Region origin ASes announcing only one prefix: 6968 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: 4864 Number of ARIN addresses announced to Internet: 1270262016 Equivalent to 75 /8s, 182 /16s and 169 /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: 263876 Total RIPE prefixes after maximum aggregation: 126174 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 258510 Unique aggregates announced from the RIPE address blocks: 162344 RIPE Region origin ASes present in the Internet Routing Table: 28581 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12122 RIPE Region transit ASes present in the Internet Routing Table: 3931 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: 11651 Number of RIPE addresses announced to Internet: 714506496 Equivalent to 42 /8s, 150 /16s and 129 /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: 121081 Total LACNIC prefixes after maximum aggregation: 28912 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 119530 Unique aggregates announced from the LACNIC address blocks: 49534 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: 2621 LACNIC Region transit ASes present in the Internet Routing Table: 2376 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: 8917 Number of LACNIC addresses announced to Internet: 177495808 Equivalent to 10 /8s, 148 /16s and 95 /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: 30467 Total AfriNIC prefixes after maximum aggregation: 6075 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 40379 Unique aggregates announced from the AfriNIC address blocks: 13508 AfriNIC Region origin ASes present in the Internet Routing Table: 1819 AfriNIC Prefixes per ASN: 22.20 AfriNIC Region origin ASes announcing only one prefix: 649 AfriNIC Region transit ASes present in the Internet Routing Table: 347 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: 1178 Number of AfriNIC addresses announced to Internet: 106307072 Equivalent to 6 /8s, 86 /16s and 30 /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 9808 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5651 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4571 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 3266 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2753 863 363 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 9687 11329 3350 AMAZON-02, US 22773 5014 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4578 304 643 CABLEONE, US 7155 4180 288 95 VIASAT-SP-BACKBONE, US 6327 3599 1320 75 SHAW, CA 174 3323 6644 673 COGENT-174, US 749 3200 54920 2452 DNIC-AS-00749, US 16625 3160 1371 2264 AKAMAI-AS, US 367 2921 3649 1406 DNIC-ASBLK-00306-00371, US 396982 2755 3638 405 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 7607 1714 147 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3855 3395 126 AKAMAI-ASN1, NL 9009 3265 283 1593 M247, RO 12389 2978 2304 904 ROSTELECOM-AS, RU 8551 2653 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2347 363 590 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1521 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 12554 3376 493 UNINET, MX 10620 3525 496 891 Telmex Colombia S.A., CO 13999 2505 339 652 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 1145 179 422 Techtel LMDS Comunicaciones Interactiva 6147 1088 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 1520 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 489 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 12554 3376 493 UNINET, MX 9808 9808 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9687 11329 3350 AMAZON-02, US 12479 7607 1714 147 UNI2-AS, ES 7545 5651 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 4578 304 643 CABLEONE, US 18403 4571 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4180 288 95 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 9808 9756 CHINAMOBILE-CN China Mobile Communications Grou 12479 7607 7460 UNI2-AS, ES 16509 9687 6337 AMAZON-02, US 7545 5651 4978 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5014 4713 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4571 4546 FPT-AS-AP FPT Telecom Company, VN 7155 4180 4085 VIASAT-SP-BACKBONE, US 11492 4578 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 /15:2088 /16:13386 /17:8176 /18:13661 /19:24647 /20:43357 /21:51148 /22:110621 /23:99235 /24:571597 /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 6721 7607 UNI2-AS, ES 8151 6483 12554 UNINET, MX 22773 4049 5014 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3491 4578 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3397 3599 SHAW, CA 7155 3125 4180 VIASAT-SP-BACKBONE, US 30036 2161 2505 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2131 3525 Telmex Colombia S.A., CO 8551 2129 2653 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) ---------------------------------------------- 1:2259 2:1565 3:311 4:6 5:4513 6:162 7:6 8:1497 9:2 11:172 12:1468 13:380 14:2354 15:312 16:208 17:370 18:745 20:354 21:4 22:188 23:6613 24:2758 25:2 27:2647 29:19 31:2630 32:46 34:43 35:124 36:2192 37:4518 38:7376 39:894 40:140 41:4066 42:2206 43:2316 44:319 45:16890 46:4377 47:295 49:1893 50:1910 51:572 52:1587 54:311 55:884 56:5 57:156 58:2018 59:1124 60:1022 61:2572 62:2697 63:1907 64:5524 65:2202 66:4716 67:3054 68:1576 69:4069 70:1326 71:582 72:2958 74:2584 75:1550 76:635 77:2404 78:1847 79:2476 80:2160 81:1937 82:1520 83:1260 84:1654 85:3097 86:829 87:1987 88:1243 89:4018 90:680 91:8002 92:2182 93:2635 94:3633 95:4130 96:1288 97:312 98:1093 99:739 100:92 101:1162 102:3118 103:32516 104:4778 105:635 106:928 107:2757 108:1131 109:4076 110:2136 111:3184 112:2061 113:1755 114:1766 115:2042 116:1876 117:2615 118:2808 119:1950 120:1784 121:1275 122:2678 123:2226 124:1548 125:2841 126:28 128:1516 129:901 130:1100 131:1813 132:811 133:410 134:1708 135:313 136:932 137:1196 138:2809 139:1566 140:1376 141:1356 142:1556 143:1476 144:1017 145:342 146:2026 147:1714 148:2496 149:2527 150:1092 151:1329 152:1979 153:591 154:5815 155:1363 156:2244 157:1613 158:1097 159:2240 160:2595 161:1630 162:3604 163:1718 164:1619 165:2132 166:1068 167:1711 168:3938 169:791 170:4708 171:991 172:3833 173:3037 174:929 175:1227 176:3665 177:4477 178:3603 179:2239 180:2389 181:3671 182:3397 183:2027 184:2265 185:20648 186:4921 187:4418 188:4028 189:4082 190:9320 191:1446 192:10988 193:9049 194:7444 195:5251 196:3150 197:2558 198:6018 199:7419 200:8009 201:6364 202:10276 203:10292 204:4581 205:3723 206:4506 207:3530 208:4161 209:5034 210:4483 211:2476 212:4301 213:3420 214:1106 215:44 216:6768 217:2828 218:1315 219:409 220:2054 221:1025 222:694 223:2197 End of report