IPv4 R&E Routing Table Report 21:10 GMT Fri 18 Nov, 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: 914761 Prefixes after maximum aggregation (per Origin AS): 345440 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442569 Number of IPv4 prefixes with a valid ROA: 371341 Number of IPv4 prefixes with an invalid ROA: 2809 Number of IPv4 prefixes with no ROA: 540611 Total ASes present in the Internet Routing Table: 73816 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63449 Origin ASes announcing only one prefix: 26018 Transit ASes present in the Internet Routing Table: 10367 Transit-only ASes present in the Internet Routing Table: 419 Paths with bogon ASNs present in the IPv4 Routing Table: 68 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: 1034 Number of instances of unregistered ASNs: 1039 Number of 32-bit ASNs allocated by the RIRs: 40650 Number of 32-bit ASNs visible in the Routing Table: 33700 Prefixes from 32-bit ASNs in the Routing Table: 164052 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 505 Number of addresses announced to Internet: 3063332352 Equivalent to 182 /8s, 150 /16s and 190 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 310376 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237905 Total APNIC prefixes after maximum aggregation: 67853 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232799 Unique aggregates announced from the APNIC address blocks: 97076 APNIC Region origin ASes present in the Internet Routing Table: 13073 APNIC Prefixes per ASN: 17.81 APNIC Region origin ASes announcing only one prefix: 3781 APNIC Region transit ASes present in the Internet Routing Table: 1766 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: 8335 Number of APNIC addresses announced to Internet: 773189632 Equivalent to 46 /8s, 21 /16s and 240 /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: 267321 Total ARIN prefixes after maximum aggregation: 121754 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268809 Unique aggregates announced from the ARIN address blocks: 129308 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6975 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: 4679 Number of ARIN addresses announced to Internet: 1289476096 Equivalent to 76 /8s, 219 /16s and 216 /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: 262472 Total RIPE prefixes after maximum aggregation: 121137 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 259268 Unique aggregates announced from the RIPE address blocks: 154849 RIPE Region origin ASes present in the Internet Routing Table: 28145 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11990 RIPE Region transit ASes present in the Internet Routing Table: 3900 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: 10885 Number of RIPE addresses announced to Internet: 716210176 Equivalent to 42 /8s, 176 /16s and 128 /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: 117228 Total LACNIC prefixes after maximum aggregation: 28251 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116595 Unique aggregates announced from the LACNIC address blocks: 48909 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2679 LACNIC Region transit ASes present in the Internet Routing Table: 2261 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8764 Number of LACNIC addresses announced to Internet: 176035328 Equivalent to 10 /8s, 126 /16s and 22 /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: 28801 Total AfriNIC prefixes after maximum aggregation: 5661 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36784 Unique aggregates announced from the AfriNIC address blocks: 12008 AfriNIC Region origin ASes present in the Internet Routing Table: 1707 AfriNIC Prefixes per ASN: 21.55 AfriNIC Region origin ASes announcing only one prefix: 593 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1037 Number of AfriNIC addresses announced to Internet: 108103936 Equivalent to 6 /8s, 113 /16s and 137 /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 9122 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5941 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3398 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2982 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2540 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2295 11251 598 KIXS-AS-KR Korea Telecom, KR 24560 2288 849 419 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2180 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 7630 10619 2900 AMAZON-02, US 11492 4603 305 506 CABLEONE, US 7155 3894 265 32 VIASAT-SP-BACKBONE, US 22773 3742 3062 338 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3560 1858 2554 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3064 50657 2331 DNIC-AS-00749, US 30036 2599 372 276 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2578 24058 1549 ATT-INTERNET4, US 396982 2564 3482 359 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 6955 1730 144 UNI2-AS, ES 9121 6767 1692 17 TTNET, TR 20940 4120 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 911 ROSTELECOM-AS, RU 9009 2647 253 1359 M247, RO 6849 2326 339 20 UKRTELNET, UA 34984 2242 357 615 TELLCOM-AS, TR 47331 2059 309 1557 TTNET, TR 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 10869 3353 599 Uninet S.A. de C.V., MX 10620 3454 506 855 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2124 347 551 Mega Cable, S.A. de C.V., MX 28573 1337 2330 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1287 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 991 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 1573 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 952 65 53 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 528 53 43 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 10869 3353 599 Uninet S.A. de C.V., MX 9808 9122 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7630 10619 2900 AMAZON-02, US 12479 6955 1730 144 UNI2-AS, ES 9121 6767 1692 17 TTNET, TR 7545 5941 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 506 CABLEONE, US 20940 4120 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9122 9075 CHINAMOBILE-CN China Mobile Communications Grou 12479 6955 6811 UNI2-AS, ES 9121 6767 6750 TTNET, TR 7545 5941 5249 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7630 4730 AMAZON-02, US 11492 4603 4097 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3986 3948 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4120 3943 AKAMAI-ASN1, NL 7155 3894 3862 VIASAT-SP-BACKBONE, 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 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 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 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 /12:299 /13:587 /14:1195 /15:2076 /16:13528 /17:8370 /18:13914 /19:25073 /20:44021 /21:52303 /22:110043 /23:97895 /24:545288 /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 5978 6955 UNI2-AS, ES 9121 5900 6767 TTNET, TR 8151 4800 10869 Uninet S.A. de C.V., MX 11492 3509 4603 CABLEONE, US 8551 3450 3986 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2766 3742 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2255 2599 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1860 2:1033 3:166 4:5 5:4033 6:118 7:5 8:1557 9:1 11:173 12:1617 13:380 14:2372 15:287 16:71 17:368 18:383 20:239 21:4 22:188 23:6027 24:2469 25:6 27:2778 29:19 31:2477 32:90 34:8 35:94 36:1792 37:4544 38:3774 39:771 40:144 41:3931 42:1192 43:2288 44:302 45:16322 46:4135 47:379 49:1710 50:1924 51:244 52:1502 54:398 55:843 56:8 57:82 58:1821 59:1170 60:1008 61:2420 62:2579 63:1951 64:5652 65:2331 66:4830 67:3030 68:1382 69:4158 70:1290 71:687 72:2998 74:2646 75:1471 76:600 77:2241 78:3946 79:3143 80:2041 81:1815 82:1498 83:1217 84:1508 85:3742 86:731 87:1921 88:2817 89:3445 90:570 91:7606 92:2017 93:2571 94:3534 95:4831 96:1340 97:348 98:1173 99:740 100:69 101:1074 102:2475 103:30474 104:4571 105:479 106:827 107:2538 108:919 109:4328 110:2011 111:3263 112:2054 113:1529 114:1597 115:2094 116:1853 117:2487 118:2330 119:1880 120:1691 121:1102 122:2595 123:2153 124:1522 125:2175 128:1273 129:976 130:976 131:2040 132:842 133:401 134:1916 135:293 136:879 137:1064 138:2568 139:1523 140:1107 141:1483 142:1421 143:1410 144:1208 145:350 146:1897 147:1519 148:2265 149:1844 150:872 151:1145 152:1962 153:534 154:3809 155:1410 156:1630 157:1292 158:1038 159:2240 160:2531 161:1426 162:3514 163:1462 164:1682 165:1645 166:837 167:1728 168:3848 169:919 170:4541 171:853 172:3516 173:3108 174:1034 175:1163 176:3613 177:4795 178:3554 179:2143 180:2400 181:3339 182:3200 183:1936 184:2355 185:19934 186:4558 187:3956 188:4049 189:3429 190:9065 191:1446 192:11023 193:8763 194:7201 195:5118 196:2987 197:2483 198:6011 199:6094 200:7636 201:5832 202:10526 203:10283 204:4606 205:3474 206:3850 207:3403 208:4113 209:4821 210:4383 211:2392 212:4048 213:3540 214:1104 215:56 216:6562 217:2625 218:1307 219:483 220:2053 221:950 222:782 223:1991 End of report