IPv4 R&E Routing Table Report 21:10 GMT Mon 02 Oct, 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: 928860 Prefixes after maximum aggregation (per Origin AS): 352843 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453123 Number of IPv4 prefixes with a valid ROA: 422499 Number of IPv4 prefixes with an invalid ROA: 2301 Number of IPv4 prefixes with no ROA: 504060 Total ASes present in the Internet Routing Table: 74834 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64321 Origin ASes announcing only one prefix: 26403 Transit ASes present in the Internet Routing Table: 10513 Transit-only ASes present in the Internet Routing Table: 462 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: 1018 Number of instances of unregistered ASNs: 1060 Number of 32-bit ASNs allocated by the RIRs: 42749 Number of 32-bit ASNs visible in the Routing Table: 35163 Prefixes from 32-bit ASNs in the Routing Table: 175599 Number of bogon 32-bit ASNs visible in the Routing Table: 153 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3052719872 Equivalent to 181 /8s, 244 /16s and 207 /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: 309045 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244966 Total APNIC prefixes after maximum aggregation: 70295 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238609 Unique aggregates announced from the APNIC address blocks: 98887 APNIC Region origin ASes present in the Internet Routing Table: 13637 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4072 APNIC Region transit ASes present in the Internet Routing Table: 1819 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: 8993 Number of APNIC addresses announced to Internet: 772460800 Equivalent to 46 /8s, 10 /16s and 209 /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: 272429 Total ARIN prefixes after maximum aggregation: 123706 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 275888 Unique aggregates announced from the ARIN address blocks: 131718 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.46 ARIN Region origin ASes announcing only one prefix: 6945 ARIN Region transit ASes present in the Internet Routing Table: 1920 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4825 Number of ARIN addresses announced to Internet: 1277349632 Equivalent to 76 /8s, 34 /16s and 207 /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: 261628 Total RIPE prefixes after maximum aggregation: 123631 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256946 Unique aggregates announced from the RIPE address blocks: 160015 RIPE Region origin ASes present in the Internet Routing Table: 28419 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12061 RIPE Region transit ASes present in the Internet Routing Table: 3911 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: 11347 Number of RIPE addresses announced to Internet: 716364544 Equivalent to 42 /8s, 178 /16s and 219 /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: 118822 Total LACNIC prefixes after maximum aggregation: 28557 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117774 Unique aggregates announced from the LACNIC address blocks: 49361 LACNIC Region origin ASes present in the Internet Routing Table: 11040 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2700 LACNIC Region transit ASes present in the Internet Routing Table: 2334 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8858 Number of LACNIC addresses announced to Internet: 178440960 Equivalent to 10 /8s, 162 /16s and 203 /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: 29997 Total AfriNIC prefixes after maximum aggregation: 5947 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 39118 Unique aggregates announced from the AfriNIC address blocks: 12704 AfriNIC Region origin ASes present in the Internet Routing Table: 1795 AfriNIC Prefixes per ASN: 21.79 AfriNIC Region origin ASes announcing only one prefix: 625 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140 Number of AfriNIC addresses announced to Internet: 107678208 Equivalent to 6 /8s, 107 /16s and 10 /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 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4242 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3591 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3317 1835 90 VNPT-AS-VN VNPT Corp, VN 9498 3189 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2943 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2940 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2525 849 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 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 9101 10992 3241 AMAZON-02, US 11492 4532 301 670 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3545 1319 66 SHAW, CA 22773 3525 3069 291 ASN-CXA-ALL-CCI-22773-RDC, US 749 3151 54959 2403 DNIC-AS-00749, US 16625 2998 1412 2288 AKAMAI-AS, US 367 2968 3802 1411 DNIC-ASBLK-00306-00371, US 396982 2698 3597 395 GOOGLE-CLOUD-PLATFORM, US 30036 2498 359 375 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 7394 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4079 3398 152 AKAMAI-ASN1, NL 8551 3443 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2968 2298 918 ROSTELECOM-AS, RU 9009 2890 264 1473 M247, RO 34984 2334 361 596 TELLCOM-AS, TR 58224 1723 923 527 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1510 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 11799 3382 595 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2406 331 622 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1111 369 22 Telefonica del Peru S.A.A., PE 11664 1070 169 427 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1607 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 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 526 55 50 WANANCHI-, KE 37342 489 32 1 MOVITEL, MZ 24757 477 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 11799 3382 595 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9101 10992 3241 AMAZON-02, US 12479 7394 1713 145 UNI2-AS, ES 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4532 301 670 CABLEONE, US 18403 4242 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 100 VIASAT-SP-BACKBONE, US 20940 4079 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 7394 7249 UNI2-AS, ES 16509 9101 5860 AMAZON-02, US 7545 5734 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4242 4217 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4079 3927 AKAMAI-ASN1, NL 11492 4532 3862 CABLEONE, US 7713 3591 3528 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 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 /10:38 /11:101 /12:299 /13:581 /14:1194 /15:2095 /16:13498 /17:8286 /18:13844 /19:25040 /20:43859 /21:51110 /22:109947 /23:98948 /24:559989 /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 6480 7394 UNI2-AS, ES 8151 5828 11799 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3445 4532 CABLEONE, US 6327 3356 3545 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2920 3443 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2580 3525 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2107 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) ---------------------------------------------- 1:2203 2:1416 3:266 4:5 5:4430 6:137 7:6 8:1514 9:1 11:172 12:1513 13:369 14:2323 15:305 16:199 17:366 18:658 20:287 21:4 22:188 23:6398 24:2509 25:2 27:2605 29:19 31:2533 32:75 34:25 35:117 36:1992 37:4519 38:5397 39:864 40:142 41:4010 42:2058 43:2283 44:322 45:16644 46:4291 47:370 49:1812 50:1883 51:581 52:1591 54:393 55:944 56:5 57:125 58:1861 59:1163 60:1003 61:2531 62:2692 63:1908 64:5669 65:2350 66:4989 67:3033 68:1343 69:4132 70:1196 71:677 72:2942 74:2621 75:1560 76:624 77:2301 78:1825 79:2986 80:2102 81:1824 82:1517 83:1303 84:1558 85:3076 86:770 87:1998 88:1199 89:3917 90:622 91:7824 92:2064 93:2617 94:3520 95:4049 96:1301 97:315 98:1083 99:732 100:91 101:1288 102:2902 103:32198 104:4757 105:577 106:908 107:2714 108:1131 109:4241 110:2135 111:3136 112:2064 113:1744 114:1717 115:2038 116:1880 117:2462 118:2703 119:1974 120:1780 121:1161 122:2615 123:2189 124:1562 125:2563 128:1466 129:923 130:1045 131:1994 132:868 133:408 134:1785 135:306 136:974 137:1121 138:2643 139:1586 140:1286 141:1322 142:1518 143:1549 144:1009 145:349 146:1958 147:1609 148:2494 149:2273 150:882 151:1229 152:1869 153:589 154:5061 155:1383 156:2006 157:1353 158:1056 159:2186 160:2633 161:1602 162:3515 163:1618 164:1709 165:1858 166:1068 167:1733 168:3755 169:807 170:4645 171:895 172:3777 173:2964 174:980 175:1190 176:3790 177:4488 178:3554 179:2201 180:2517 181:3536 182:3364 183:1981 184:2269 185:20628 186:4695 187:4194 188:4156 189:3891 190:9285 191:1386 192:10974 193:8977 194:7307 195:5207 196:3113 197:2459 198:6010 199:6159 200:7978 201:6111 202:10464 203:10144 204:4561 205:3700 206:4377 207:3501 208:4142 209:4913 210:4429 211:2483 212:4254 213:3409 214:1108 215:70 216:6692 217:2782 218:1297 219:468 220:2033 221:984 222:757 223:2144 End of report