IPv4 R&E Routing Table Report 21:10 GMT Fri 22 Sep, 2023 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: 928336 Prefixes after maximum aggregation (per Origin AS): 352644 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453374 Number of IPv4 prefixes with a valid ROA: 421555 Number of IPv4 prefixes with an invalid ROA: 2273 Number of IPv4 prefixes with no ROA: 504508 Total ASes present in the Internet Routing Table: 74797 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64296 Origin ASes announcing only one prefix: 26335 Transit ASes present in the Internet Routing Table: 10501 Transit-only ASes present in the Internet Routing Table: 456 Paths with bogon ASNs present in the IPv4 Routing Table: 76 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 102 Max AS path prepend of ASN (211389) 100 Prefixes from unregistered ASNs in the Routing Table: 1029 Number of instances of unregistered ASNs: 1073 Number of 32-bit ASNs allocated by the RIRs: 42660 Number of 32-bit ASNs visible in the Routing Table: 35104 Prefixes from 32-bit ASNs in the Routing Table: 175373 Number of bogon 32-bit ASNs visible in the Routing Table: 155 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 542 Number of addresses announced to Internet: 3054217472 Equivalent to 182 /8s, 11 /16s and 169 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 308667 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244877 Total APNIC prefixes after maximum aggregation: 70267 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238534 Unique aggregates announced from the APNIC address blocks: 98978 APNIC Region origin ASes present in the Internet Routing Table: 13608 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 4031 APNIC Region transit ASes present in the Internet Routing Table: 1823 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8963 Number of APNIC addresses announced to Internet: 772469504 Equivalent to 46 /8s, 10 /16s and 243 /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: 272409 Total ARIN prefixes after maximum aggregation: 123675 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 275632 Unique aggregates announced from the ARIN address blocks: 131730 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.45 ARIN Region origin ASes announcing only one prefix: 6934 ARIN Region transit ASes present in the Internet Routing Table: 1923 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: 4820 Number of ARIN addresses announced to Internet: 1278182912 Equivalent to 76 /8s, 47 /16s and 134 /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: 261458 Total RIPE prefixes after maximum aggregation: 123494 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257034 Unique aggregates announced from the RIPE address blocks: 160049 RIPE Region origin ASes present in the Internet Routing Table: 28415 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12053 RIPE Region transit ASes present in the Internet Routing Table: 3904 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11336 Number of RIPE addresses announced to Internet: 716880640 Equivalent to 42 /8s, 186 /16s and 187 /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: 118645 Total LACNIC prefixes after maximum aggregation: 28528 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117583 Unique aggregates announced from the LACNIC address blocks: 49298 LACNIC Region origin ASes present in the Internet Routing Table: 11040 LACNIC Prefixes per ASN: 10.65 LACNIC Region origin ASes announcing only one prefix: 2695 LACNIC Region transit ASes present in the Internet Routing Table: 2326 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 39 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8854 Number of LACNIC addresses announced to Internet: 178452224 Equivalent to 10 /8s, 162 /16s and 247 /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: 29918 Total AfriNIC prefixes after maximum aggregation: 5960 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 39010 Unique aggregates announced from the AfriNIC address blocks: 12868 AfriNIC Region origin ASes present in the Internet Routing Table: 1789 AfriNIC Prefixes per ASN: 21.81 AfriNIC Region origin ASes announcing only one prefix: 622 AfriNIC Region transit ASes present in the Internet Routing Table: 333 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: 1131 Number of AfriNIC addresses announced to Internet: 107794944 Equivalent to 6 /8s, 108 /16s and 210 /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 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3592 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3307 1819 91 VNPT-AS-VN VNPT Corp, VN 9498 3151 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2947 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2933 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2515 849 387 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 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 9130 11001 3267 AMAZON-02, US 11492 4532 301 669 CABLEONE, US 7155 4181 289 102 VIASAT-SP-BACKBONE, US 22773 3544 3071 301 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3541 1319 66 SHAW, CA 749 3151 54959 2403 DNIC-AS-00749, US 367 2993 3839 1431 DNIC-ASBLK-00306-00371, US 16625 2980 1415 2271 AKAMAI-AS, US 396982 2698 3597 392 GOOGLE-CLOUD-PLATFORM, US 30036 2499 358 377 MEDIACOM-ENTERPRISE-BUSINESS, 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 7392 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4061 3398 152 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2970 2298 918 ROSTELECOM-AS, RU 9009 2766 257 1416 M247, RO 34984 2331 362 592 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1476 1852 16 TE-AS TE-AS, EG 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 11836 3367 595 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2406 334 623 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1295 764 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1116 180 430 Techtel LMDS Comunicaciones Interactiva 6147 1112 369 22 Telefonica del Peru S.A.A., PE 26615 1031 2501 49 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 24863 1606 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 937 521 44 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 519 55 49 WANANCHI-, KE 37342 489 32 1 MOVITEL, MZ 24757 472 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 11836 3367 595 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9130 11001 3267 AMAZON-02, US 12479 7392 1713 145 UNI2-AS, ES 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4532 301 669 CABLEONE, US 18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4181 289 102 VIASAT-SP-BACKBONE, US 20940 4061 3398 152 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 9487 9446 CHINAMOBILE-CN China Mobile Communications Grou 12479 7392 7247 UNI2-AS, ES 16509 9130 5863 AMAZON-02, US 7545 5726 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4295 4270 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4079 VIASAT-SP-BACKBONE, US 20940 4061 3909 AKAMAI-ASN1, NL 11492 4532 3863 CABLEONE, US 7713 3592 3529 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 LIGHTOWER, 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 100.64.192.0/19 52971 MICKS TELECOM EIRELI, 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 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /10:39 /11:101 /12:297 /13:578 /14:1195 /15:2097 /16:13490 /17:8253 /18:13827 /19:25015 /20:43873 /21:51115 /22:110029 /23:99070 /24:559326 /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 6479 7392 UNI2-AS, ES 8151 5869 11836 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3444 4532 CABLEONE, US 6327 3352 3541 SHAW, CA 7155 3126 4181 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2593 3544 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2106 3542 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) ---------------------------------------------- 1:2204 2:1417 3:265 4:5 5:4494 6:135 7:6 8:1515 9:1 11:172 12:1513 13:376 14:2320 15:303 16:198 17:368 18:652 20:286 21:4 22:188 23:6417 24:2505 25:2 27:2600 29:19 31:2526 32:74 34:26 35:117 36:1992 37:4521 38:5319 39:870 40:146 41:3990 42:2085 43:2290 44:322 45:16638 46:4296 47:370 49:1818 50:1882 51:598 52:1595 54:393 55:966 56:5 57:124 58:1876 59:1164 60:1001 61:2529 62:2685 63:1915 64:5635 65:2343 66:4949 67:3034 68:1341 69:4147 70:1194 71:671 72:2941 74:2616 75:1560 76:624 77:2298 78:1827 79:2987 80:2105 81:1811 82:1503 83:1294 84:1549 85:3073 86:765 87:2008 88:1163 89:3897 90:620 91:7813 92:2064 93:2623 94:3517 95:4023 96:1300 97:314 98:1081 99:735 100:91 101:1319 102:2873 103:32162 104:4734 105:576 106:886 107:2687 108:1129 109:4241 110:2127 111:3134 112:2062 113:1748 114:1715 115:2040 116:1880 117:2463 118:2707 119:1985 120:1780 121:1159 122:2620 123:2177 124:1562 125:2529 128:1492 129:922 130:1044 131:1985 132:871 133:408 134:1781 135:305 136:976 137:1123 138:2648 139:1572 140:1172 141:1315 142:1513 143:1544 144:1007 145:349 146:1955 147:1607 148:2486 149:2263 150:883 151:1231 152:1869 153:587 154:5117 155:1390 156:1953 157:1357 158:1086 159:2237 160:2611 161:1596 162:3538 163:1613 164:1703 165:1861 166:1068 167:1743 168:3754 169:883 170:4646 171:895 172:3759 173:2967 174:981 175:1196 176:3782 177:4438 178:3531 179:2142 180:2549 181:3514 182:3312 183:1987 184:2282 185:20602 186:4719 187:4185 188:4159 189:3859 190:9225 191:1372 192:11001 193:8968 194:7295 195:5209 196:3106 197:2440 198:5981 199:6127 200:7931 201:6043 202:10490 203:10157 204:4557 205:3682 206:4381 207:3496 208:4159 209:4948 210:4442 211:2476 212:4260 213:3430 214:1111 215:57 216:6696 217:2779 218:1298 219:468 220:2023 221:984 222:757 223:2145 End of report