IPv4 R&E Routing Table Report 21:10 GMT Thu 25 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: 935264 Prefixes after maximum aggregation (per Origin AS): 356806 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 456043 Number of IPv4 prefixes with a valid ROA: 439367 Number of IPv4 prefixes with an invalid ROA: 1995 Number of IPv4 prefixes with no ROA: 493902 Total ASes present in the Internet Routing Table: 75276 Prefixes per ASN: 12.42 Origin-only ASes present in the Internet Routing Table: 64633 Origin ASes announcing only one prefix: 26534 Transit ASes present in the Internet Routing Table: 10643 Transit-only ASes present in the Internet Routing Table: 495 Paths with bogon ASNs present in the IPv4 Routing Table: 47 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 35 Max AS path prepend of ASN (150235) 30 Prefixes from unregistered ASNs in the Routing Table: 1147 Number of instances of unregistered ASNs: 1150 Number of 32-bit ASNs allocated by the RIRs: 43463 Number of 32-bit ASNs visible in the Routing Table: 35739 Prefixes from 32-bit ASNs in the Routing Table: 180334 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3046700288 Equivalent to 181 /8s, 152 /16s and 245 /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: 309671 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247151 Total APNIC prefixes after maximum aggregation: 72084 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 240103 Unique aggregates announced from the APNIC address blocks: 99773 APNIC Region origin ASes present in the Internet Routing Table: 13884 APNIC Prefixes per ASN: 17.29 APNIC Region origin ASes announcing only one prefix: 4205 APNIC Region transit ASes present in the Internet Routing Table: 1876 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9283 Number of APNIC addresses announced to Internet: 774334464 Equivalent to 46 /8s, 39 /16s and 104 /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: 273606 Total ARIN prefixes after maximum aggregation: 123753 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 278438 Unique aggregates announced from the ARIN address blocks: 132054 ARIN Region origin ASes present in the Internet Routing Table: 19067 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6943 ARIN Region transit ASes present in the Internet Routing Table: 1934 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: 4830 Number of ARIN addresses announced to Internet: 1272033024 Equivalent to 75 /8s, 209 /16s and 175 /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: 262533 Total RIPE prefixes after maximum aggregation: 125319 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 257204 Unique aggregates announced from the RIPE address blocks: 161140 RIPE Region origin ASes present in the Internet Routing Table: 28540 RIPE Prefixes per ASN: 9.01 RIPE Region origin ASes announcing only one prefix: 12106 RIPE Region transit ASes present in the Internet Routing Table: 3929 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11558 Number of RIPE addresses announced to Internet: 714131712 Equivalent to 42 /8s, 144 /16s and 201 /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: 120224 Total LACNIC prefixes after maximum aggregation: 28848 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 118911 Unique aggregates announced from the LACNIC address blocks: 49592 LACNIC Region origin ASes present in the Internet Routing Table: 11057 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2637 LACNIC Region transit ASes present in the Internet Routing Table: 2379 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8906 Number of LACNIC addresses announced to Internet: 178098944 Equivalent to 10 /8s, 157 /16s and 147 /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: 30603 Total AfriNIC prefixes after maximum aggregation: 6059 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 40113 Unique aggregates announced from the AfriNIC address blocks: 13075 AfriNIC Region origin ASes present in the Internet Routing Table: 1816 AfriNIC Prefixes per ASN: 22.09 AfriNIC Region origin ASes announcing only one prefix: 643 AfriNIC Region transit ASes present in the Internet Routing Table: 350 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: 1162 Number of AfriNIC addresses announced to Internet: 107812864 Equivalent to 6 /8s, 109 /16s and 24 /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 9798 8739 51 CHINAMOBILE-CN China Mobile Communicati 7545 5677 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4556 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3871 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3603 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3452 499 254 BBIL-AP BHARTI Airtel Ltd., IN 45899 3261 1867 93 VNPT-AS-VN VNPT Corp, VN 24560 2679 854 398 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 9488 11231 3393 AMAZON-02, US 11492 4574 303 663 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 6327 3567 1319 69 SHAW, CA 22773 3525 3077 305 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3216 1408 2300 AKAMAI-AS, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2981 3836 1445 DNIC-ASBLK-00306-00371, US 396982 2748 3639 391 GOOGLE-CLOUD-PLATFORM, US 7018 2511 23620 1579 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 7544 1698 148 UNI2-AS, ES 39891 4658 280 55 ALJAWWALSTC-AS, SA 20940 3982 3396 132 AKAMAI-ASN1, NL 9009 3287 286 1590 M247, RO 12389 2997 2302 914 ROSTELECOM-AS, RU 8551 2810 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2327 359 600 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1510 867 579 TCI, IR 44477 1467 96 722 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 12345 3380 610 UNINET, MX 10620 3528 497 885 Telmex Colombia S.A., CO 13999 2499 337 640 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1341 2319 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1237 340 498 Axtel, S.A.B. de C.V., MX 11664 1116 177 425 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 22884 1071 117 376 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 24863 1564 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1365 1518 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1094 70 51 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 540 56 54 WANANCHI-, KE 36914 538 82 3 KENET-AS, KE 24757 484 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 12345 3380 610 UNINET, MX 9808 9798 8739 51 CHINAMOBILE-CN China Mobile Communicati 16509 9488 11231 3393 AMAZON-02, US 12479 7544 1698 148 UNI2-AS, ES 7545 5677 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 280 55 ALJAWWALSTC-AS, SA 11492 4574 303 663 CABLEONE, US 18403 4556 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 96 VIASAT-SP-BACKBONE, US 20940 3982 3396 132 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 9798 9747 CHINAMOBILE-CN China Mobile Communications Grou 12479 7544 7396 UNI2-AS, ES 16509 9488 6095 AMAZON-02, US 7545 5677 4992 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 4603 ALJAWWALSTC-AS, SA 18403 4556 4531 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4081 VIASAT-SP-BACKBONE, US 11492 4574 3911 CABLEONE, US 7552 3871 3851 VIETEL-AS-AP Viettel Group, VN 20940 3982 3850 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 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 100.91.0.0/21 262378 Compuservice Empreendimentos Ltda, BR 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 /16:13450 /17:8202 /18:13745 /19:24827 /20:43424 /21:51519 /22:110360 /23:98908 /24:566498 /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 6636 7544 UNI2-AS, ES 8151 6329 12345 UNINET, MX 11492 3488 4574 CABLEONE, US 6327 3373 3567 SHAW, CA 39891 3340 4658 ALJAWWALSTC-AS, SA 7155 3121 4177 VIASAT-SP-BACKBONE, US 22773 2561 3525 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2286 2810 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 10620 2131 3528 Telmex Colombia S.A., CO 30036 2130 2473 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 2:1548 3:288 4:5 5:4443 6:163 7:6 8:1508 9:1 11:172 12:1479 13:376 14:2334 15:310 16:203 17:362 18:716 20:350 21:4 22:188 23:6609 24:2708 25:2 27:2629 29:19 31:2549 32:53 34:35 35:122 36:2151 37:4486 38:6000 39:891 40:151 41:4081 42:2205 43:2305 44:327 45:16781 46:4315 47:285 49:1893 50:1899 51:572 52:1592 54:361 55:858 56:5 57:139 58:1975 59:1148 60:1016 61:2568 62:2765 63:1911 64:5516 65:2220 66:4934 67:3047 68:1335 69:4091 70:1177 71:588 72:2928 74:2654 75:1554 76:625 77:2348 78:1832 79:2605 80:2125 81:1894 82:1533 83:1241 84:1643 85:3092 86:772 87:1969 88:1220 89:3963 90:660 91:7932 92:2181 93:2639 94:3609 95:4040 96:1291 97:319 98:1019 99:744 100:97 101:1158 102:3071 103:32490 104:4803 105:599 106:910 107:2748 108:1122 109:4032 110:2145 111:3148 112:2066 113:1714 114:1739 115:2053 116:1955 117:2636 118:2763 119:1940 120:1783 121:1267 122:2634 123:2194 124:1543 125:2808 126:28 128:1541 129:907 130:1075 131:1819 132:824 133:409 134:1709 135:306 136:921 137:1140 138:2786 139:1570 140:1303 141:1354 142:1549 143:1523 144:1009 145:342 146:1996 147:1677 148:2514 149:2466 150:1025 151:1315 152:1877 153:594 154:5599 155:1377 156:2104 157:1450 158:1087 159:2213 160:2601 161:1626 162:3604 163:1683 164:1622 165:2113 166:1072 167:1690 168:3805 169:795 170:4700 171:991 172:3798 173:3011 174:897 175:1226 176:3637 177:4559 178:3541 179:2213 180:2409 181:3658 182:3418 183:2014 184:2285 185:20581 186:4764 187:4349 188:4016 189:3976 190:9345 191:1466 192:11019 193:8989 194:7363 195:5209 196:3154 197:2653 198:5999 199:7052 200:8083 201:6328 202:10302 203:10245 204:4595 205:3703 206:4437 207:3514 208:4118 209:4940 210:4451 211:2508 212:4235 213:3416 214:1109 215:44 216:6807 217:2778 218:1292 219:414 220:2046 221:1023 222:690 223:2198 End of report