IPv4 R&E Routing Table Report 21:10 GMT Mon 27 Jun, 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: 895395 Prefixes after maximum aggregation (per Origin AS): 338394 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 434726 Number of IPv4 prefixes with a valid ROA: 333172 Number of IPv4 prefixes with an invalid ROA: 2967 Number of IPv4 prefixes with no ROA: 559256 Total ASes present in the Internet Routing Table: 73315 Prefixes per ASN: 12.21 Origin-only ASes present in the Internet Routing Table: 63004 Origin ASes announcing only one prefix: 25883 Transit ASes present in the Internet Routing Table: 10311 Transit-only ASes present in the Internet Routing Table: 376 Paths with bogon ASNs present in the IPv4 Routing Table: 48 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 40 Max AS path prepend of ASN ( 22394) 35 Prefixes from unregistered ASNs in the Routing Table: 911 Number of instances of unregistered ASNs: 917 Number of 32-bit ASNs allocated by the RIRs: 39677 Number of 32-bit ASNs visible in the Routing Table: 32903 Prefixes from 32-bit ASNs in the Routing Table: 156418 Number of bogon 32-bit ASNs visible in the Routing Table: 39 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 491 Number of addresses announced to Internet: 3068396288 Equivalent to 182 /8s, 228 /16s and 3 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 298505 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236711 Total APNIC prefixes after maximum aggregation: 66777 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 231937 Unique aggregates announced from the APNIC address blocks: 95500 APNIC Region origin ASes present in the Internet Routing Table: 12743 APNIC Prefixes per ASN: 18.20 APNIC Region origin ASes announcing only one prefix: 3664 APNIC Region transit ASes present in the Internet Routing Table: 1755 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7968 Number of APNIC addresses announced to Internet: 773139968 Equivalent to 46 /8s, 21 /16s and 46 /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: 263495 Total ARIN prefixes after maximum aggregation: 120420 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263744 Unique aggregates announced from the ARIN address blocks: 126865 ARIN Region origin ASes present in the Internet Routing Table: 19038 ARIN Prefixes per ASN: 13.85 ARIN Region origin ASes announcing only one prefix: 6916 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4538 Number of ARIN addresses announced to Internet: 1296903168 Equivalent to 77 /8s, 77 /16s and 44 /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: 250977 Total RIPE prefixes after maximum aggregation: 117313 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248183 Unique aggregates announced from the RIPE address blocks: 151627 RIPE Region origin ASes present in the Internet Routing Table: 28154 RIPE Prefixes per ASN: 8.82 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 3925 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: 10727 Number of RIPE addresses announced to Internet: 713908736 Equivalent to 42 /8s, 141 /16s and 98 /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: 115482 Total LACNIC prefixes after maximum aggregation: 27659 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115254 Unique aggregates announced from the LACNIC address blocks: 48775 LACNIC Region origin ASes present in the Internet Routing Table: 10971 LACNIC Prefixes per ASN: 10.51 LACNIC Region origin ASes announcing only one prefix: 2685 LACNIC Region transit ASes present in the Internet Routing Table: 2218 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8689 Number of LACNIC addresses announced to Internet: 176408320 Equivalent to 10 /8s, 131 /16s and 199 /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: 27819 Total AfriNIC prefixes after maximum aggregation: 5524 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 35785 Unique aggregates announced from the AfriNIC address blocks: 11540 AfriNIC Region origin ASes present in the Internet Routing Table: 1655 AfriNIC Prefixes per ASN: 21.62 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 981 Number of AfriNIC addresses announced to Internet: 107751168 Equivalent to 6 /8s, 108 /16s and 39 /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 9271 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5917 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3574 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3494 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3421 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2421 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2254 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2123 425 216 TATACOMM-AS TATA Communications formerl 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 6688 10377 2670 AMAZON-02, US 11492 4507 299 675 CABLEONE, US 22773 3940 3074 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3478 1787 2509 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2991 50739 2249 DNIC-AS-00749, US 30036 2629 374 144 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2498 3342 355 GOOGLE-CLOUD-PLATFORM, US 209 2432 4952 413 CENTURYLINK-US-LEGACY-QWEST, 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 6872 1730 145 UNI2-AS, ES 8551 4013 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3986 3193 566 AKAMAI-ASN1, NL 12389 2914 2289 908 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2526 249 1312 M247, GB 34984 2245 358 634 TELLCOM-AS, TR 58224 1811 935 596 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 10758 3404 554 Uninet S.A. de C.V., MX 10620 3472 514 773 Telmex Colombia S.A., CO 11830 2431 369 64 Instituto Costarricense de Electricidad 13999 1889 310 494 Mega Cable, S.A. de C.V., MX 28573 1364 2330 273 Claro NXT Telecomunicacoes Ltda, BR 6503 1357 351 536 Axtel, S.A.B. de C.V., MX 3816 1260 675 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1030 192 440 Techtel LMDS Comunicaciones Interactiva 26615 972 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 1574 393 19 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 959 65 57 ORANGE-COTE-IVOIRE, CI 36935 777 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 518 52 37 WANANCHI-, KE 37342 464 32 1 MOVITEL, MZ 23889 420 232 16 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 10758 3404 554 Uninet S.A. de C.V., MX 9808 9271 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6872 1730 145 UNI2-AS, ES 16509 6688 10377 2670 AMAZON-02, US 7545 5917 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4507 299 675 CABLEONE, US 8551 4013 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3986 3193 566 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 9271 9225 CHINAMOBILE-CN China Mobile Communications Grou 12479 6872 6727 UNI2-AS, ES 7545 5917 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4762 ERX-CERNET-BKB China Education and Research Net 16509 6688 4018 AMAZON-02, US 8551 4013 3974 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4507 3832 CABLEONE, US 22773 3940 3579 ASN-CXA-ALL-CCI-22773-RDC, US 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US 394856 UNALLOCATED 8.40.216.0/24 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 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 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 /9:13 /10:41 /11:100 /12:305 /13:592 /14:1202 /15:2091 /16:13515 /17:8298 /18:13889 /19:25105 /20:44434 /21:51664 /22:108190 /23:95831 /24:530108 /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 5851 6872 UNI2-AS, ES 8151 4483 10758 Uninet S.A. de C.V., MX 8551 3477 4013 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3414 4507 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2943 3940 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2286 2629 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1919 2:1049 3:157 4:5 5:3795 6:109 7:6 8:1538 9:1 11:173 12:1642 13:336 14:2339 15:224 16:44 17:385 18:175 19:1 20:213 21:4 22:188 23:5735 24:2380 25:6 27:2684 29:19 31:2453 32:92 34:7 35:88 36:1800 37:4425 38:3151 39:712 40:153 41:3888 42:1131 43:2220 44:286 45:15921 46:4120 47:322 49:1678 50:2170 51:237 52:1454 54:385 55:844 56:8 57:59 58:1866 59:1174 60:971 61:2261 62:2505 63:1933 64:5563 65:2327 66:4865 67:2991 68:1191 69:4165 70:1336 71:687 72:3051 74:2635 75:1393 76:587 77:2217 78:1838 79:3128 80:1985 81:1606 82:1494 83:1215 84:1328 85:2928 86:712 87:1915 88:1150 89:3326 90:542 91:7614 92:2016 93:2548 94:3445 95:3836 96:1307 97:350 98:1011 99:752 100:75 101:1280 102:2112 103:29406 104:4480 105:467 106:877 107:2539 108:843 109:4281 110:1991 111:3271 112:2037 113:1496 114:1492 115:2197 116:1889 117:2562 118:2306 119:1872 120:1665 121:1105 122:2520 123:2132 124:1543 125:2130 128:1243 129:1064 130:990 131:2045 132:822 133:377 134:1938 135:278 136:887 137:1008 138:2454 139:1536 140:903 141:1442 142:1303 143:1429 144:1207 145:349 146:1825 147:1518 148:2239 149:1756 150:865 151:1073 152:1854 153:539 154:3569 155:1445 156:1696 157:1257 158:1047 159:2228 160:2541 161:1285 162:3473 163:1286 164:1645 165:1629 166:744 167:1753 168:3823 169:875 170:4481 171:831 172:3228 173:3136 174:1021 175:1147 176:3570 177:4603 178:3535 179:2093 180:2352 181:3034 182:3207 183:1958 184:2348 185:19601 186:4343 187:3791 188:3936 189:3393 190:9038 191:1400 192:11029 193:8631 194:7069 195:4973 196:3035 197:2410 198:5991 199:6039 200:7578 201:5874 202:10543 203:10237 204:4536 205:3471 206:3735 207:3397 208:4020 209:4684 210:4485 211:2437 212:4017 213:3409 214:1138 215:65 216:6500 217:2642 218:1313 219:572 220:1958 221:977 222:838 223:2156 End of report