IPv4 R&E Routing Table Report 21:10 GMT Wed 30 Aug, 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: 925541 Prefixes after maximum aggregation (per Origin AS): 351404 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452513 Number of IPv4 prefixes with a valid ROA: 418196 Number of IPv4 prefixes with an invalid ROA: 2257 Number of IPv4 prefixes with no ROA: 505088 Total ASes present in the Internet Routing Table: 74734 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 64256 Origin ASes announcing only one prefix: 26343 Transit ASes present in the Internet Routing Table: 10478 Transit-only ASes present in the Internet Routing Table: 451 Paths with bogon ASNs present in the IPv4 Routing Table: 61 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: 1027 Number of instances of unregistered ASNs: 1044 Number of 32-bit ASNs allocated by the RIRs: 42532 Number of 32-bit ASNs visible in the Routing Table: 35027 Prefixes from 32-bit ASNs in the Routing Table: 174428 Number of bogon 32-bit ASNs visible in the Routing Table: 91 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 547 Number of addresses announced to Internet: 3056032000 Equivalent to 182 /8s, 39 /16s and 89 /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: 307897 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244614 Total APNIC prefixes after maximum aggregation: 69871 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238365 Unique aggregates announced from the APNIC address blocks: 98732 APNIC Region origin ASes present in the Internet Routing Table: 13584 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 4024 APNIC Region transit ASes present in the Internet Routing Table: 1814 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8931 Number of APNIC addresses announced to Internet: 772757504 Equivalent to 46 /8s, 15 /16s and 88 /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: 271798 Total ARIN prefixes after maximum aggregation: 123735 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 273948 Unique aggregates announced from the ARIN address blocks: 131219 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4821 Number of ARIN addresses announced to Internet: 1279731200 Equivalent to 76 /8s, 71 /16s and 38 /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: 259821 Total RIPE prefixes after maximum aggregation: 122580 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256541 Unique aggregates announced from the RIPE address blocks: 159935 RIPE Region origin ASes present in the Internet Routing Table: 28393 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12035 RIPE Region transit ASes present in the Internet Routing Table: 3894 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: 11304 Number of RIPE addresses announced to Internet: 716734464 Equivalent to 42 /8s, 184 /16s and 128 /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: 118422 Total LACNIC prefixes after maximum aggregation: 28544 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 117427 Unique aggregates announced from the LACNIC address blocks: 49299 LACNIC Region origin ASes present in the Internet Routing Table: 11031 LACNIC Prefixes per ASN: 10.65 LACNIC Region origin ASes announcing only one prefix: 2701 LACNIC Region transit ASes present in the Internet Routing Table: 2322 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8841 Number of LACNIC addresses announced to Internet: 178593024 Equivalent to 10 /8s, 165 /16s and 29 /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: 29859 Total AfriNIC prefixes after maximum aggregation: 5956 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 38712 Unique aggregates announced from the AfriNIC address blocks: 12872 AfriNIC Region origin ASes present in the Internet Routing Table: 1788 AfriNIC Prefixes per ASN: 21.65 AfriNIC Region origin ASes announcing only one prefix: 623 AfriNIC Region transit ASes present in the Internet Routing Table: 334 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: 1130 Number of AfriNIC addresses announced to Internet: 107760640 Equivalent to 6 /8s, 108 /16s and 76 /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 9519 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5722 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4346 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3595 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3324 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3116 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2947 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2935 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2490 847 397 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 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 8995 10979 3234 AMAZON-02, US 11492 4523 300 648 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3562 3073 312 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3534 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3037 1463 2291 AKAMAI-AS, US 367 2963 3817 1392 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2497 358 383 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 7347 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4092 3398 152 AKAMAI-ASN1, NL 8551 3459 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2972 2298 919 ROSTELECOM-AS, RU 9009 2656 246 1372 M247, RO 34984 2330 362 595 TELLCOM-AS, TR 58224 1749 933 521 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1506 101 1169 ASDETUK www.heficed.com, US 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 11707 3359 600 UNINET, MX 10620 3534 506 848 Telmex Colombia S.A., CO 13999 2453 364 642 Mega Cable, S.A. de C.V., MX 11830 1996 369 64 Instituto Costarricense de Electricidad 28573 1316 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1294 764 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1121 182 434 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 22 Telefonica del Peru S.A.A., PE 26615 1027 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 1593 393 19 LINKdotNET-AS, EG 24835 1455 497 26 RAYA-AS, EG 36992 1356 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1049 67 45 ORANGE-COTE-IVOIRE, CI 36935 781 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 520 54 48 WANANCHI-, KE 24757 479 73 5 EthioNet-AS, ET 37342 465 32 1 MOVITEL, MZ 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 11707 3359 600 UNINET, MX 9808 9519 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8995 10979 3234 AMAZON-02, US 12479 7347 1713 145 UNI2-AS, ES 7545 5722 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4523 300 648 CABLEONE, US 18403 4346 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4092 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 9519 9479 CHINAMOBILE-CN China Mobile Communications Grou 12479 7347 7202 UNI2-AS, ES 16509 8995 5761 AMAZON-02, US 7545 5722 5035 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4346 4321 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4092 3940 AKAMAI-ASN1, NL 11492 4523 3875 CABLEONE, US 7713 3595 3532 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 100.96.100.0/24 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 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 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 /10:39 /11:102 /12:298 /13:579 /14:1195 /15:2097 /16:13510 /17:8260 /18:13813 /19:24998 /20:43972 /21:51106 /22:109678 /23:99043 /24:556820 /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 6433 7347 UNI2-AS, ES 8151 5737 11707 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4523 CABLEONE, US 6327 3345 3534 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2927 3459 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3562 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2097 3534 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) ---------------------------------------------- 1:2222 2:1384 3:236 4:5 5:4552 6:135 7:6 8:1527 9:1 11:172 12:1510 13:374 14:2305 15:302 16:195 17:370 18:632 20:280 21:4 22:188 23:6400 24:2492 25:6 27:2579 29:19 31:2532 32:78 34:25 35:118 36:1987 37:4561 38:5175 39:869 40:147 41:4021 42:2102 43:2297 44:322 45:16613 46:4284 47:386 49:1791 50:1867 51:596 52:1597 54:392 55:963 56:8 57:121 58:1873 59:1162 60:999 61:2501 62:2648 63:1922 64:5592 65:2323 66:4943 67:3026 68:1332 69:4138 70:1192 71:666 72:2935 74:2613 75:1562 76:623 77:2337 78:1834 79:2986 80:2115 81:1824 82:1470 83:1278 84:1516 85:2977 86:750 87:2003 88:1177 89:3842 90:618 91:7803 92:2067 93:2614 94:3529 95:4010 96:1295 97:317 98:1078 99:734 100:91 101:1314 102:2950 103:32124 104:4578 105:550 106:882 107:2594 108:1139 109:4233 110:2112 111:3129 112:2064 113:1742 114:1682 115:2037 116:1905 117:2446 118:2701 119:2007 120:1791 121:1127 122:2585 123:2161 124:1573 125:2507 128:1477 129:926 130:1043 131:1965 132:864 133:418 134:1765 135:307 136:916 137:1122 138:2648 139:1576 140:1230 141:1292 142:1488 143:1496 144:1002 145:344 146:1952 147:1611 148:2460 149:2161 150:870 151:1228 152:1873 153:578 154:4900 155:1380 156:1957 157:1343 158:1081 159:2226 160:2606 161:1596 162:3523 163:1592 164:1716 165:1845 166:947 167:1731 168:3735 169:913 170:4651 171:857 172:3675 173:2959 174:986 175:1195 176:3761 177:4450 178:3543 179:2113 180:2502 181:3425 182:3314 183:1996 184:2284 185:20523 186:4712 187:4104 188:4133 189:3784 190:9251 191:1336 192:10945 193:8955 194:7279 195:5192 196:3120 197:2442 198:6004 199:6088 200:7939 201:6029 202:10499 203:10166 204:4539 205:3655 206:4327 207:3468 208:4130 209:4945 210:4422 211:2480 212:4214 213:3434 214:1091 215:59 216:6678 217:2779 218:1299 219:466 220:2034 221:982 222:759 223:2148 End of report