IPv4 R&E Routing Table Report 21:10 GMT Mon 17 Oct, 2022 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: 903398 Prefixes after maximum aggregation (per Origin AS): 342299 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 439879 Number of IPv4 prefixes with a valid ROA: 356374 Number of IPv4 prefixes with an invalid ROA: 3058 Number of IPv4 prefixes with no ROA: 543966 Total ASes present in the Internet Routing Table: 73737 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63365 Origin ASes announcing only one prefix: 25990 Transit ASes present in the Internet Routing Table: 10372 Transit-only ASes present in the Internet Routing Table: 408 Paths with bogon ASNs present in the IPv4 Routing Table: 64 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1127 Number of instances of unregistered ASNs: 1134 Number of 32-bit ASNs allocated by the RIRs: 40405 Number of 32-bit ASNs visible in the Routing Table: 33510 Prefixes from 32-bit ASNs in the Routing Table: 161917 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 547 Number of addresses announced to Internet: 3063775744 Equivalent to 182 /8s, 157 /16s and 130 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 302081 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236933 Total APNIC prefixes after maximum aggregation: 67523 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231928 Unique aggregates announced from the APNIC address blocks: 96584 APNIC Region origin ASes present in the Internet Routing Table: 13012 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3742 APNIC Region transit ASes present in the Internet Routing Table: 1773 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8263 Number of APNIC addresses announced to Internet: 773478656 Equivalent to 46 /8s, 26 /16s and 89 /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, 131072-151865 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: 266372 Total ARIN prefixes after maximum aggregation: 121422 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 267544 Unique aggregates announced from the ARIN address blocks: 128611 ARIN Region origin ASes present in the Internet Routing Table: 19046 ARIN Prefixes per ASN: 14.05 ARIN Region origin ASes announcing only one prefix: 6947 ARIN Region transit ASes present in the Internet Routing Table: 1924 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4636 Number of ARIN addresses announced to Internet: 1289619712 Equivalent to 76 /8s, 222 /16s and 9 /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: 253481 Total RIPE prefixes after maximum aggregation: 118931 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250430 Unique aggregates announced from the RIPE address blocks: 153971 RIPE Region origin ASes present in the Internet Routing Table: 28167 RIPE Prefixes per ASN: 8.89 RIPE Region origin ASes announcing only one prefix: 12012 RIPE Region transit ASes present in the Internet Routing Table: 3920 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10838 Number of RIPE addresses announced to Internet: 716437760 Equivalent to 42 /8s, 179 /16s and 249 /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 196608-213403 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: 116720 Total LACNIC prefixes after maximum aggregation: 28009 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116301 Unique aggregates announced from the LACNIC address blocks: 48344 LACNIC Region origin ASes present in the Internet Routing Table: 10984 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2688 LACNIC Region transit ASes present in the Internet Routing Table: 2255 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8748 Number of LACNIC addresses announced to Internet: 176015360 Equivalent to 10 /8s, 125 /16s and 200 /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: 28765 Total AfriNIC prefixes after maximum aggregation: 5587 AfriNIC Deaggregation factor: 5.15 Prefixes being announced from the AfriNIC address blocks: 36647 Unique aggregates announced from the AfriNIC address blocks: 11924 AfriNIC Region origin ASes present in the Internet Routing Table: 1699 AfriNIC Prefixes per ASN: 21.57 AfriNIC Region origin ASes announcing only one prefix: 601 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of AfriNIC addresses announced to Internet: 107887616 Equivalent to 6 /8s, 110 /16s and 60 /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 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5924 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3523 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3385 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2824 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2469 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2289 11251 596 KIXS-AS-KR Korea Telecom, KR 24560 2237 850 418 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2179 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 7322 10573 2907 AMAZON-02, US 11492 4603 305 518 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3760 3061 341 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3534 1840 2543 AKAMAI-AS, US 6327 3494 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2597 367 274 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2570 24150 1573 ATT-INTERNET4, US 396982 2552 3479 345 GOOGLE-CLOUD-PLATFORM, 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 6891 1730 144 UNI2-AS, ES 20940 4117 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2618 252 1345 M247, RO 6849 2488 339 20 UKRTELNET, UA 34984 2242 357 616 TELLCOM-AS, TR 58224 1688 909 641 TCI, IR 13188 1610 100 27 TRIOLAN, UA 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 10894 3337 600 Uninet S.A. de C.V., MX 10620 3470 510 844 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2062 336 532 Mega Cable, S.A. de C.V., MX 28573 1352 2330 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 338 521 Axtel, S.A.B. de C.V., MX 3816 1285 722 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1087 181 466 Techtel LMDS Comunicaciones Interactiva 6147 1081 369 22 Telefonica del Peru S.A.A., PE 26615 986 2466 43 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 1571 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 498 51 33 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 23889 400 231 14 MauritiusTelecom, MU 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 10894 3337 600 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7322 10573 2907 AMAZON-02, US 12479 6891 1730 144 UNI2-AS, ES 7545 5924 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 518 CABLEONE, US 20940 4117 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3899 265 32 VIASAT-SP-BACKBONE, US 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 9065 9018 CHINAMOBILE-CN China Mobile Communications Grou 12479 6891 6747 UNI2-AS, ES 7545 5924 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7322 4415 AMAZON-02, US 11492 4603 4085 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4117 3940 AKAMAI-ASN1, NL 7155 3899 3867 VIASAT-SP-BACKBONE, US 7552 3594 3574 VIETEL-AS-AP Viettel Group, VN 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, BR 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.158.240.0/24 Origin: 13465 UNASSIGNED 23.158.240.0/24 Transit: 33185 HIVE-DATA-CENTER, CA 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 24.48.128.0/19 Origin: 29866 OPTICALTEL, US 24.48.128.0/19 Transit: 3257 GTT-BACKBONE GTT, US 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 /9:13 /10:39 /11:100 /12:298 /13:589 /14:1197 /15:2077 /16:13522 /17:8378 /18:13941 /19:25069 /20:43940 /21:51395 /22:108744 /23:96547 /24:537532 /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 5901 6891 UNI2-AS, ES 8151 4786 10894 Uninet S.A. de C.V., MX 11492 3510 4603 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3303 3494 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2783 3760 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2345 2488 UKRTELNET, UA 30036 2257 2597 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1877 2:1036 3:166 4:5 5:3935 6:116 7:6 8:1563 9:1 11:173 12:1621 13:331 14:2369 15:273 16:69 17:363 18:335 20:241 21:4 22:188 23:5968 24:2477 25:6 27:2741 29:19 31:2453 32:91 34:7 35:90 36:1864 37:4489 38:3643 39:754 40:159 41:3962 42:1179 43:2290 44:295 45:16287 46:4217 47:385 49:1705 50:1930 51:242 52:1491 54:389 55:845 56:8 57:81 58:1817 59:1171 60:994 61:2364 62:2545 63:1965 64:5646 65:2328 66:4857 67:2986 68:1320 69:4162 70:1305 71:685 72:2994 74:2652 75:1468 76:594 77:2250 78:1837 79:3145 80:2044 81:1666 82:1526 83:1221 84:1421 85:2953 86:727 87:1909 88:1176 89:3434 90:543 91:7594 92:2074 93:2551 94:3524 95:3852 96:1347 97:348 98:1167 99:737 100:78 101:1064 102:2363 103:30360 104:4557 105:474 106:886 107:2537 108:897 109:4344 110:2010 111:3260 112:2052 113:1515 114:1530 115:2100 116:1866 117:2490 118:2329 119:1868 120:1703 121:1091 122:2546 123:2138 124:1503 125:2170 128:1256 129:974 130:974 131:2021 132:821 133:379 134:1911 135:290 136:879 137:1034 138:2551 139:1527 140:1132 141:1478 142:1387 143:1405 144:1189 145:348 146:1881 147:1546 148:2273 149:1815 150:884 151:1118 152:1954 153:548 154:3741 155:1424 156:1647 157:1302 158:1046 159:2183 160:2565 161:1373 162:3515 163:1443 164:1679 165:1670 166:811 167:1738 168:3796 169:879 170:4547 171:849 172:3458 173:3103 174:1028 175:1149 176:3583 177:4748 178:3554 179:2120 180:2384 181:3285 182:3208 183:1938 184:2356 185:19829 186:4565 187:3987 188:4037 189:3471 190:9071 191:1450 192:11011 193:8742 194:7153 195:5072 196:2982 197:2468 198:6024 199:6061 200:7635 201:5846 202:10508 203:10239 204:4566 205:3505 206:3880 207:3434 208:4093 209:4769 210:4348 211:2379 212:4029 213:3564 214:1094 215:53 216:6477 217:2614 218:1313 219:479 220:2043 221:926 222:771 223:1978 End of report