IPv4 R&E Routing Table Report 21:10 GMT Thu 24 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: 926150 Prefixes after maximum aggregation (per Origin AS): 351479 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 452695 Number of IPv4 prefixes with a valid ROA: 418425 Number of IPv4 prefixes with an invalid ROA: 2221 Number of IPv4 prefixes with no ROA: 505504 Total ASes present in the Internet Routing Table: 74728 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 64221 Origin ASes announcing only one prefix: 26339 Transit ASes present in the Internet Routing Table: 10507 Transit-only ASes present in the Internet Routing Table: 457 Paths with bogon ASNs present in the IPv4 Routing Table: 58 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: 1024 Number of instances of unregistered ASNs: 1045 Number of 32-bit ASNs allocated by the RIRs: 42500 Number of 32-bit ASNs visible in the Routing Table: 34992 Prefixes from 32-bit ASNs in the Routing Table: 174447 Number of bogon 32-bit ASNs visible in the Routing Table: 90 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 557 Number of addresses announced to Internet: 3055720192 Equivalent to 182 /8s, 34 /16s and 151 /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: 308363 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244696 Total APNIC prefixes after maximum aggregation: 69841 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238432 Unique aggregates announced from the APNIC address blocks: 98820 APNIC Region origin ASes present in the Internet Routing Table: 13566 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 4018 APNIC Region transit ASes present in the Internet Routing Table: 1813 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8912 Number of APNIC addresses announced to Internet: 772953344 Equivalent to 46 /8s, 18 /16s and 85 /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: 271675 Total ARIN prefixes after maximum aggregation: 123683 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 273806 Unique aggregates announced from the ARIN address blocks: 130989 ARIN Region origin ASes present in the Internet Routing Table: 19092 ARIN Prefixes per ASN: 14.34 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1938 Average ARIN Region AS path length visible: 4.1 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: 1279512832 Equivalent to 76 /8s, 67 /16s and 209 /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: 260451 Total RIPE prefixes after maximum aggregation: 122687 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257161 Unique aggregates announced from the RIPE address blocks: 159942 RIPE Region origin ASes present in the Internet Routing Table: 28399 RIPE Prefixes per ASN: 9.06 RIPE Region origin ASes announcing only one prefix: 12037 RIPE Region transit ASes present in the Internet Routing Table: 3896 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: 11297 Number of RIPE addresses announced to Internet: 716409600 Equivalent to 42 /8s, 179 /16s and 139 /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: 118492 Total LACNIC prefixes after maximum aggregation: 28624 LACNIC Deaggregation factor: 4.14 Prefixes being announced from the LACNIC address blocks: 117516 Unique aggregates announced from the LACNIC address blocks: 49670 LACNIC Region origin ASes present in the Internet Routing Table: 11029 LACNIC Prefixes per ASN: 10.66 LACNIC Region origin ASes announcing only one prefix: 2703 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: 8838 Number of LACNIC addresses announced to Internet: 178593280 Equivalent to 10 /8s, 165 /16s and 30 /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: 29812 Total AfriNIC prefixes after maximum aggregation: 5928 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 38677 Unique aggregates announced from the AfriNIC address blocks: 12808 AfriNIC Region origin ASes present in the Internet Routing Table: 1781 AfriNIC Prefixes per ASN: 21.72 AfriNIC Region origin ASes announcing only one prefix: 616 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1125 Number of AfriNIC addresses announced to Internet: 107785728 Equivalent to 6 /8s, 108 /16s and 174 /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 9526 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5700 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4347 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3595 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3336 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3105 498 250 BBIL-AP BHARTI Airtel Ltd., IN 4538 2937 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2936 1331 21 VIETEL-AS-AP Viettel Group, VN 24560 2489 847 403 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 8789 10939 3255 AMAZON-02, US 11492 4528 300 627 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3572 3073 312 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3081 1492 2319 AKAMAI-AS, US 367 2980 3826 1405 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2500 358 379 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 7343 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4080 3398 154 AKAMAI-ASN1, NL 8551 3462 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2972 2298 919 ROSTELECOM-AS, RU 9009 2674 248 1378 M247, RO 34984 2330 362 595 TELLCOM-AS, TR 58224 1766 923 540 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1515 101 1178 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 11646 3357 604 UNINET, MX 10620 3534 506 848 Telmex Colombia S.A., CO 13999 2448 365 643 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1315 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1289 757 188 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1116 181 435 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 22 Telefonica del Peru S.A.A., PE 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 1594 393 19 LINKdotNET-AS, EG 24835 1474 497 26 RAYA-AS, EG 36992 1338 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 775 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 24757 475 73 5 EthioNet-AS, ET 37342 467 32 1 MOVITEL, MZ 15399 440 54 48 WANANCHI-, KE 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 11646 3357 604 UNINET, MX 9808 9526 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8789 10939 3255 AMAZON-02, US 12479 7343 1713 145 UNI2-AS, ES 7545 5700 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4528 300 627 CABLEONE, US 18403 4347 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4080 3398 154 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 9526 9486 CHINAMOBILE-CN China Mobile Communications Grou 12479 7343 7198 UNI2-AS, ES 16509 8789 5534 AMAZON-02, US 7545 5700 5014 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4347 4322 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4080 3926 AKAMAI-ASN1, NL 11492 4528 3901 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 /14:1194 /15:2098 /16:13513 /17:8250 /18:13817 /19:24998 /20:43946 /21:51206 /22:109736 /23:99062 /24:557281 /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 6429 7343 UNI2-AS, ES 8151 5688 11646 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3438 4528 CABLEONE, US 6327 3337 3526 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2930 3462 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2616 3572 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2500 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) ---------------------------------------------- 1:2224 2:1380 3:224 4:5 5:4549 6:138 7:6 8:1528 9:1 11:172 12:1506 13:367 14:2308 15:301 16:196 17:371 18:601 20:280 21:4 22:188 23:6378 24:2494 25:6 27:2551 29:19 31:2529 32:78 34:25 35:117 36:1992 37:4608 38:5138 39:864 40:147 41:3968 42:2090 43:2297 44:321 45:16607 46:4259 47:384 49:1791 50:1863 51:595 52:1596 54:391 55:940 56:8 57:122 58:1867 59:1159 60:996 61:2500 62:2660 63:1920 64:5581 65:2328 66:4949 67:3016 68:1337 69:4135 70:1193 71:665 72:2955 74:2616 75:1561 76:622 77:2442 78:1836 79:2987 80:2115 81:1820 82:1459 83:1278 84:1531 85:2979 86:751 87:1988 88:1176 89:3830 90:616 91:7807 92:2064 93:2603 94:3531 95:4010 96:1295 97:317 98:1079 99:734 100:91 101:1318 102:2952 103:32082 104:4585 105:550 106:881 107:2586 108:1126 109:4255 110:2110 111:3129 112:2074 113:1740 114:1677 115:2036 116:1905 117:2453 118:2700 119:1998 120:1792 121:1129 122:2592 123:2158 124:1569 125:2507 128:1489 129:1045 130:1038 131:1960 132:855 133:420 134:1793 135:306 136:912 137:1123 138:2658 139:1573 140:1236 141:1286 142:1484 143:1493 144:986 145:341 146:1961 147:1611 148:2450 149:2134 150:872 151:1221 152:1862 153:582 154:4828 155:1388 156:1937 157:1321 158:1085 159:2237 160:2611 161:1595 162:3526 163:1598 164:1712 165:1847 166:979 167:1734 168:3856 169:911 170:4599 171:856 172:3669 173:2980 174:987 175:1196 176:3786 177:4493 178:3538 179:2114 180:2523 181:3452 182:3411 183:1998 184:2287 185:20527 186:4783 187:4095 188:4149 189:3763 190:9271 191:1338 192:10921 193:8934 194:7309 195:5193 196:3121 197:2454 198:6012 199:6079 200:7940 201:6049 202:10503 203:10181 204:4546 205:3653 206:4329 207:3475 208:4137 209:4931 210:4419 211:2479 212:4240 213:3597 214:1094 215:59 216:6655 217:2779 218:1297 219:471 220:2033 221:979 222:759 223:2152 End of report