IPv4 R&E Routing Table Report 21:10 GMT Sun 31 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: 940685 Prefixes after maximum aggregation (per Origin AS): 358731 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 458529 Number of IPv4 prefixes with a valid ROA: 458921 Number of IPv4 prefixes with an invalid ROA: 1742 Number of IPv4 prefixes with no ROA: 480022 Total ASes present in the Internet Routing Table: 75535 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64856 Origin ASes announcing only one prefix: 26560 Transit ASes present in the Internet Routing Table: 10679 Transit-only ASes present in the Internet Routing Table: 506 Paths with bogon ASNs present in the IPv4 Routing Table: 36 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 56 Max AS path prepend of ASN (151354) 50 Prefixes from unregistered ASNs in the Routing Table: 1072 Number of instances of unregistered ASNs: 1075 Number of 32-bit ASNs allocated by the RIRs: 43984 Number of 32-bit ASNs visible in the Routing Table: 36105 Prefixes from 32-bit ASNs in the Routing Table: 183439 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 576 Number of addresses announced to Internet: 3028168960 Equivalent to 180 /8s, 126 /16s and 49 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 309956 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248717 Total APNIC prefixes after maximum aggregation: 72521 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 241389 Unique aggregates announced from the APNIC address blocks: 100007 APNIC Region origin ASes present in the Internet Routing Table: 14019 APNIC Prefixes per ASN: 17.22 APNIC Region origin ASes announcing only one prefix: 4247 APNIC Region transit ASes present in the Internet Routing Table: 1869 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 53 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9434 Number of APNIC addresses announced to Internet: 760328192 Equivalent to 45 /8s, 81 /16s and 176 /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: 274635 Total ARIN prefixes after maximum aggregation: 124074 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 279132 Unique aggregates announced from the ARIN address blocks: 132523 ARIN Region origin ASes present in the Internet Routing Table: 19127 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1966 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: 4873 Number of ARIN addresses announced to Internet: 1269660416 Equivalent to 75 /8s, 173 /16s and 123 /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: 264032 Total RIPE prefixes after maximum aggregation: 126451 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 259073 Unique aggregates announced from the RIPE address blocks: 162869 RIPE Region origin ASes present in the Internet Routing Table: 28587 RIPE Prefixes per ASN: 9.06 RIPE Region origin ASes announcing only one prefix: 12107 RIPE Region transit ASes present in the Internet Routing Table: 3947 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 44 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11691 Number of RIPE addresses announced to Internet: 714739456 Equivalent to 42 /8s, 154 /16s and 15 /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: 121437 Total LACNIC prefixes after maximum aggregation: 28835 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 119764 Unique aggregates announced from the LACNIC address blocks: 49615 LACNIC Region origin ASes present in the Internet Routing Table: 11060 LACNIC Prefixes per ASN: 10.83 LACNIC Region origin ASes announcing only one prefix: 2590 LACNIC Region transit ASes present in the Internet Routing Table: 2372 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8919 Number of LACNIC addresses announced to Internet: 177274112 Equivalent to 10 /8s, 144 /16s and 253 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 30792 Total AfriNIC prefixes after maximum aggregation: 6139 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 40750 Unique aggregates announced from the AfriNIC address blocks: 13054 AfriNIC Region origin ASes present in the Internet Routing Table: 1819 AfriNIC Prefixes per ASN: 22.40 AfriNIC Region origin ASes announcing only one prefix: 651 AfriNIC Region transit ASes present in the Internet Routing Table: 356 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: 1188 Number of AfriNIC addresses announced to Internet: 105858560 Equivalent to 6 /8s, 79 /16s and 70 /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 9827 8741 61 CHINAMOBILE-CN China Mobile Communicati 7545 5658 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4625 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3857 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3608 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3525 495 254 BBIL-AP BHARTI Airtel Ltd., IN 45899 3271 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2767 864 363 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2179 433 191 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 9792 11364 3409 AMAZON-02, US 11492 4596 305 619 CABLEONE, US 7155 4170 287 89 VIASAT-SP-BACKBONE, US 6327 3603 1320 75 SHAW, CA 22773 3595 3069 278 ASN-CXA-ALL-CCI-22773-RDC, US 174 3517 6651 695 COGENT-174, US 749 3189 54916 2441 DNIC-AS-00749, US 16625 3126 1341 2228 AKAMAI-AS, US 367 2879 3579 1363 DNIC-ASBLK-00306-00371, US 396982 2763 3641 412 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 7674 1709 144 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3848 3395 126 AKAMAI-ASN1, NL 9009 3261 283 1593 M247, RO 12389 2987 2304 904 ROSTELECOM-AS, RU 8551 2647 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2341 363 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1527 1852 14 TE-AS TE-AS, EG 44477 1500 98 711 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 12336 3314 487 UNINET, MX 10620 3527 497 888 Telmex Colombia S.A., CO 13999 2515 342 655 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1343 2319 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1146 179 427 Techtel LMDS Comunicaciones Interactiva 6503 1103 346 480 Axtel, S.A.B. de C.V., MX 6147 1086 369 21 Telefonica del Peru S.A.A., PE 26615 1073 2503 53 TIM SA, BR 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 1502 389 20 LINKdotNET-AS, EG 36992 1367 1519 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1206 76 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 554 1861 34 IAM-AS, MA 15399 534 56 53 WANANCHI-, KE 36914 481 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 12336 3314 487 UNINET, MX 9808 9827 8741 61 CHINAMOBILE-CN China Mobile Communicati 16509 9792 11364 3409 AMAZON-02, US 12479 7674 1709 144 UNI2-AS, ES 7545 5658 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 18403 4625 347 25 FPT-AS-AP FPT Telecom Company, VN 11492 4596 305 619 CABLEONE, US 7155 4170 287 89 VIASAT-SP-BACKBONE, US 7552 3857 1330 20 VIETEL-AS-AP Viettel Group, VN 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 9827 9766 CHINAMOBILE-CN China Mobile Communications Grou 12479 7674 7530 UNI2-AS, ES 16509 9792 6383 AMAZON-02, US 7545 5658 4985 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4625 4600 FPT-AS-AP FPT Telecom Company, VN 7155 4170 4081 VIASAT-SP-BACKBONE, US 11492 4596 3977 CABLEONE, US 7552 3857 3837 VIETEL-AS-AP Viettel Group, VN 20940 3848 3722 AKAMAI-ASN1, NL 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 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 27.0.192.0/22 Origin: 138415 HENGDA-HK HENGDA NETWORK LIMITED, HK 27.0.192.0/22 Transit: 51847 NEAROUTE, HK 27.0.192.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 3786 LGDACOM LG DACOM Corporation, KR 27.0.193.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.193.0/24 Transit: 3786 LGDACOM LG DACOM Corporation, KR 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 /12:297 /13:581 /14:1194 /15:2100 /16:13302 /17:8203 /18:13655 /19:24619 /20:43350 /21:51196 /22:110569 /23:98684 /24:572773 /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 6791 7674 UNI2-AS, ES 8151 6361 12336 UNINET, MX 11492 3509 4596 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3401 3603 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2660 3595 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2148 2492 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2133 3527 Telmex Colombia S.A., CO 8551 2123 2647 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) ---------------------------------------------- 1:2271 2:1482 3:321 4:6 5:4519 6:162 7:6 8:1503 9:2 11:172 12:1467 13:377 14:2352 15:318 16:210 17:368 18:757 20:356 21:4 22:188 23:6649 24:2709 25:2 27:2639 29:19 31:2653 32:46 34:60 35:126 36:2236 37:4499 38:7173 39:894 40:125 41:4059 42:2239 43:2328 44:315 45:16988 46:4402 47:299 49:1892 50:1905 51:573 52:1583 54:307 55:890 56:5 57:168 58:2028 59:1189 60:1027 61:2570 62:2695 63:1906 64:5536 65:2198 66:4731 67:3058 68:1336 69:4087 70:1199 71:584 72:2902 74:2581 75:1550 76:631 77:2427 78:1848 79:2481 80:2187 81:1930 82:1563 83:1317 84:1646 85:3116 86:832 87:2028 88:1241 89:4013 90:678 91:8075 92:2199 93:2643 94:3670 95:4179 96:1306 97:313 98:1045 99:743 100:92 101:1169 102:3081 103:32506 104:4795 105:635 106:927 107:2753 108:1118 109:4049 110:2135 111:3215 112:2067 113:1766 114:1776 115:2055 116:1865 117:2620 118:2836 119:1955 120:1783 121:1270 122:2662 123:2217 124:1563 125:2845 126:32 128:1503 129:939 130:1101 131:1859 132:799 133:410 134:1723 135:317 136:938 137:1197 138:2815 139:1553 140:1385 141:1358 142:1605 143:1491 144:1010 145:347 146:2027 147:1738 148:2478 149:2569 150:1040 151:1339 152:1978 153:589 154:6200 155:1420 156:2228 157:1675 158:1076 159:2315 160:2602 161:1634 162:3600 163:1717 164:1636 165:2135 166:1063 167:1759 168:3926 169:796 170:4736 171:1005 172:3835 173:3040 174:904 175:1209 176:3675 177:4742 178:3605 179:2268 180:2375 181:3674 182:3375 183:2041 184:2269 185:20708 186:4955 187:4498 188:4041 189:4081 190:9309 191:1514 192:11014 193:9068 194:7442 195:5253 196:3161 197:2388 198:6001 199:7526 200:8012 201:6290 202:10306 203:10316 204:4561 205:3745 206:4506 207:3488 208:4132 209:5032 210:4486 211:2488 212:4290 213:3397 214:1084 215:50 216:6777 217:2824 218:1315 219:406 220:2045 221:1034 222:691 223:2197 End of report