IPv4 R&E Routing Table Report 21:10 GMT Tue 10 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: 931024 Prefixes after maximum aggregation (per Origin AS): 353167 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 453517 Number of IPv4 prefixes with a valid ROA: 424967 Number of IPv4 prefixes with an invalid ROA: 2435 Number of IPv4 prefixes with no ROA: 503622 Total ASes present in the Internet Routing Table: 74873 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64346 Origin ASes announcing only one prefix: 26459 Transit ASes present in the Internet Routing Table: 10527 Transit-only ASes present in the Internet Routing Table: 454 Paths with bogon ASNs present in the IPv4 Routing Table: 65 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: 1015 Number of instances of unregistered ASNs: 1050 Number of 32-bit ASNs allocated by the RIRs: 42805 Number of 32-bit ASNs visible in the Routing Table: 35201 Prefixes from 32-bit ASNs in the Routing Table: 175852 Number of bogon 32-bit ASNs visible in the Routing Table: 113 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3052527872 Equivalent to 181 /8s, 241 /16s and 225 /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: 309955 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245363 Total APNIC prefixes after maximum aggregation: 70389 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 238911 Unique aggregates announced from the APNIC address blocks: 98992 APNIC Region origin ASes present in the Internet Routing Table: 13644 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 4085 APNIC Region transit ASes present in the Internet Routing Table: 1824 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: 9000 Number of APNIC addresses announced to Internet: 772404992 Equivalent to 46 /8s, 9 /16s and 247 /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: 273660 Total ARIN prefixes after maximum aggregation: 123690 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 277292 Unique aggregates announced from the ARIN address blocks: 132017 ARIN Region origin ASes present in the Internet Routing Table: 19095 ARIN Prefixes per ASN: 14.52 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1928 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: 4828 Number of ARIN addresses announced to Internet: 1277289216 Equivalent to 76 /8s, 33 /16s and 227 /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: 262087 Total RIPE prefixes after maximum aggregation: 123835 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257207 Unique aggregates announced from the RIPE address blocks: 160056 RIPE Region origin ASes present in the Internet Routing Table: 28429 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12081 RIPE Region transit ASes present in the Internet Routing Table: 3907 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11358 Number of RIPE addresses announced to Internet: 716247040 Equivalent to 42 /8s, 177 /16s and 16 /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: 118853 Total LACNIC prefixes after maximum aggregation: 28582 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117818 Unique aggregates announced from the LACNIC address blocks: 49330 LACNIC Region origin ASes present in the Internet Routing Table: 11055 LACNIC Prefixes per ASN: 10.66 LACNIC Region origin ASes announcing only one prefix: 2709 LACNIC Region transit ASes present in the Internet Routing Table: 2329 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: 8874 Number of LACNIC addresses announced to Internet: 178456576 Equivalent to 10 /8s, 163 /16s and 8 /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: 30046 Total AfriNIC prefixes after maximum aggregation: 5964 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 39277 Unique aggregates announced from the AfriNIC address blocks: 12691 AfriNIC Region origin ASes present in the Internet Routing Table: 1796 AfriNIC Prefixes per ASN: 21.87 AfriNIC Region origin ASes announcing only one prefix: 623 AfriNIC Region transit ASes present in the Internet Routing Table: 339 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1141 Number of AfriNIC addresses announced to Internet: 107706112 Equivalent to 6 /8s, 107 /16s and 119 /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 5736 785 699 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4247 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3593 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3320 1835 90 VNPT-AS-VN VNPT Corp, VN 9498 3204 495 249 BBIL-AP BHARTI Airtel Ltd., IN 4538 2945 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2942 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2536 850 381 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 9127 10997 3271 AMAZON-02, US 11492 4537 301 672 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3545 1319 66 SHAW, CA 22773 3527 3071 299 ASN-CXA-ALL-CCI-22773-RDC, US 749 3162 54958 2414 DNIC-AS-00749, US 367 3030 3852 1424 DNIC-ASBLK-00306-00371, US 16625 2990 1391 2282 AKAMAI-AS, US 396982 2702 3598 398 GOOGLE-CLOUD-PLATFORM, US 30036 2499 359 367 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 7393 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4079 3398 152 AKAMAI-ASN1, NL 8551 3448 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3088 276 1509 M247, RO 12389 2955 2297 917 ROSTELECOM-AS, RU 34984 2333 362 593 TELLCOM-AS, TR 58224 1716 922 541 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1527 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 11828 3378 602 UNINET, MX 10620 3534 504 858 Telmex Colombia S.A., CO 13999 2410 331 625 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1331 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 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 1078 169 429 Techtel LMDS Comunicaciones Interactiva 26615 1036 2501 50 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 1608 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 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 532 55 52 WANANCHI-, KE 37342 488 32 1 MOVITEL, MZ 24757 479 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 11828 3378 602 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9127 10997 3271 AMAZON-02, US 12479 7393 1713 145 UNI2-AS, ES 7545 5736 785 699 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4537 301 672 CABLEONE, US 18403 4247 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 7393 7248 UNI2-AS, ES 16509 9127 5856 AMAZON-02, US 7545 5736 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4247 4222 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4079 3927 AKAMAI-ASN1, NL 11492 4537 3865 CABLEONE, US 7713 3593 3530 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 /13:580 /14:1194 /15:2093 /16:13491 /17:8287 /18:13831 /19:25045 /20:44029 /21:51528 /22:110223 /23:99055 /24:561199 /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 7393 UNI2-AS, ES 8151 5863 11828 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3450 4537 CABLEONE, US 6327 3356 3545 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2925 3448 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2581 3527 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2108 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) ---------------------------------------------- 1:2202 2:1432 3:265 4:5 5:4379 6:137 7:6 8:1515 9:1 11:172 12:1502 13:369 14:2323 15:304 16:197 17:367 18:659 20:300 21:4 22:188 23:6445 24:2525 25:2 27:2609 29:19 31:2543 32:75 34:25 35:117 36:1994 37:4538 38:5390 39:870 40:143 41:4015 42:2063 43:2289 44:324 45:16622 46:4300 47:371 49:1821 50:1890 51:582 52:1591 54:393 55:933 56:5 57:128 58:1862 59:1161 60:1003 61:2537 62:2692 63:1911 64:5670 65:2347 66:5016 67:3040 68:1346 69:4133 70:1190 71:675 72:2932 74:2625 75:1566 76:631 77:2298 78:1829 79:2997 80:2092 81:1823 82:1539 83:1308 84:1573 85:3075 86:745 87:1999 88:1205 89:3903 90:625 91:7861 92:2065 93:2629 94:3542 95:4072 96:1301 97:316 98:1086 99:733 100:91 101:1292 102:2912 103:32235 104:4745 105:577 106:907 107:2724 108:1135 109:4238 110:2138 111:3137 112:2060 113:1747 114:1722 115:2043 116:1883 117:2468 118:2717 119:1982 120:1787 121:1171 122:2620 123:2196 124:1570 125:2577 128:1469 129:921 130:1051 131:1976 132:869 133:408 134:1784 135:306 136:1016 137:1128 138:2658 139:1602 140:1303 141:1323 142:1524 143:1604 144:1007 145:348 146:1968 147:1615 148:2473 149:2322 150:885 151:1232 152:1845 153:590 154:5156 155:1394 156:2014 157:1360 158:1056 159:2201 160:2642 161:1587 162:3538 163:1620 164:1711 165:1856 166:1079 167:1741 168:3851 169:799 170:4642 171:927 172:3795 173:2969 174:982 175:1189 176:3766 177:4510 178:3552 179:2147 180:2519 181:3530 182:3369 183:1976 184:2271 185:20639 186:4757 187:4163 188:4146 189:3882 190:9336 191:1382 192:11001 193:8959 194:7295 195:5212 196:3128 197:2473 198:6024 199:6212 200:8014 201:6171 202:10475 203:10160 204:4554 205:3712 206:4381 207:3513 208:4137 209:4919 210:4446 211:2485 212:4285 213:3417 214:1109 215:70 216:6731 217:2774 218:1300 219:470 220:2028 221:986 222:756 223:2145 End of report