IPv4 R&E Routing Table Report 21:10 GMT Sat 22 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: 903907 Prefixes after maximum aggregation (per Origin AS): 342539 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440214 Number of IPv4 prefixes with a valid ROA: 357636 Number of IPv4 prefixes with an invalid ROA: 3002 Number of IPv4 prefixes with no ROA: 543269 Total ASes present in the Internet Routing Table: 73742 Prefixes per ASN: 12.26 Origin-only ASes present in the Internet Routing Table: 63378 Origin ASes announcing only one prefix: 25979 Transit ASes present in the Internet Routing Table: 10364 Transit-only ASes present in the Internet Routing Table: 409 Paths with bogon ASNs present in the IPv4 Routing Table: 85 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: 1111 Number of instances of unregistered ASNs: 1129 Number of 32-bit ASNs allocated by the RIRs: 40459 Number of 32-bit ASNs visible in the Routing Table: 33549 Prefixes from 32-bit ASNs in the Routing Table: 162159 Number of bogon 32-bit ASNs visible in the Routing Table: 71 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 529 Number of addresses announced to Internet: 3063685888 Equivalent to 182 /8s, 156 /16s and 35 /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: 302286 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237078 Total APNIC prefixes after maximum aggregation: 67558 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232258 Unique aggregates announced from the APNIC address blocks: 96651 APNIC Region origin ASes present in the Internet Routing Table: 13020 APNIC Prefixes per ASN: 17.84 APNIC Region origin ASes announcing only one prefix: 3740 APNIC Region transit ASes present in the Internet Routing Table: 1766 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: 8273 Number of APNIC addresses announced to Internet: 773258752 Equivalent to 46 /8s, 22 /16s and 254 /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: 266625 Total ARIN prefixes after maximum aggregation: 121455 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 267758 Unique aggregates announced from the ARIN address blocks: 128661 ARIN Region origin ASes present in the Internet Routing Table: 19057 ARIN Prefixes per ASN: 14.05 ARIN Region origin ASes announcing only one prefix: 6955 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: 4652 Number of ARIN addresses announced to Internet: 1289961984 Equivalent to 76 /8s, 227 /16s and 66 /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: 253725 Total RIPE prefixes after maximum aggregation: 119163 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250659 Unique aggregates announced from the RIPE address blocks: 154165 RIPE Region origin ASes present in the Internet Routing Table: 28157 RIPE Prefixes per ASN: 8.90 RIPE Region origin ASes announcing only one prefix: 11990 RIPE Region transit ASes present in the Internet Routing Table: 3921 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: 10848 Number of RIPE addresses announced to Internet: 716382464 Equivalent to 42 /8s, 179 /16s and 33 /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: 116628 Total LACNIC prefixes after maximum aggregation: 27957 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116196 Unique aggregates announced from the LACNIC address blocks: 48381 LACNIC Region origin ASes present in the Internet Routing Table: 10989 LACNIC Prefixes per ASN: 10.57 LACNIC Region origin ASes announcing only one prefix: 2693 LACNIC Region transit ASes present in the Internet Routing Table: 2249 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: 8751 Number of LACNIC addresses announced to Internet: 175856384 Equivalent to 10 /8s, 123 /16s and 91 /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: 28740 Total AfriNIC prefixes after maximum aggregation: 5596 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 36506 Unique aggregates announced from the AfriNIC address blocks: 11929 AfriNIC Region origin ASes present in the Internet Routing Table: 1698 AfriNIC Prefixes per ASN: 21.50 AfriNIC Region origin ASes announcing only one prefix: 601 AfriNIC Region transit ASes present in the Internet Routing Table: 326 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: 107892736 Equivalent to 6 /8s, 110 /16s and 80 /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 5926 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3594 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3386 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2824 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2491 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2292 11251 595 KIXS-AS-KR Korea Telecom, KR 24560 2242 851 416 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 7411 10581 2915 AMAZON-02, US 11492 4612 305 508 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3755 3060 338 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3545 1851 2545 AKAMAI-AS, US 6327 3504 1320 63 SHAW, CA 749 3025 50696 2294 DNIC-AS-00749, US 7018 2647 24157 1598 ATT-INTERNET4, US 30036 2599 367 265 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2554 3479 346 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 6905 1730 144 UNI2-AS, ES 20940 4107 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 912 ROSTELECOM-AS, RU 9009 2621 252 1346 M247, RO 6849 2477 339 20 UKRTELNET, UA 34984 2241 357 615 TELLCOM-AS, TR 58224 1697 912 634 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 10815 3315 602 Uninet S.A. de C.V., MX 10620 3469 510 837 Telmex Colombia S.A., CO 11830 2301 369 64 Instituto Costarricense de Electricidad 13999 2076 338 538 Mega Cable, S.A. de C.V., MX 28573 1337 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 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11664 1089 181 466 Techtel LMDS Comunicaciones Interactiva 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 1574 393 21 LINKdotNET-AS, EG 24835 1518 521 31 RAYA-AS, EG 36992 1350 1519 270 ETISALAT-MISR, EG 36903 1260 550 99 MT-MPLS, MA 29571 1014 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 519 52 40 WANANCHI-, KE 37342 481 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 10815 3315 602 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7411 10581 2915 AMAZON-02, US 12479 6905 1730 144 UNI2-AS, ES 7545 5926 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4612 305 508 CABLEONE, US 20940 4107 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 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 6905 6761 UNI2-AS, ES 7545 5926 5236 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7411 4496 AMAZON-02, US 11492 4612 4104 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3986 3948 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4107 3930 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 23.142.88.0/24 Origin: 42615 IGLOO22225 igloo22225, US 23.142.88.0/24 Transit: 6939 HURRICANE, 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 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 /15:2078 /16:13511 /17:8361 /18:13953 /19:25079 /20:43924 /21:51310 /22:108903 /23:96644 /24:537891 /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 5914 6905 UNI2-AS, ES 8151 4777 10815 Uninet S.A. de C.V., MX 11492 3519 4612 CABLEONE, US 8551 3450 3986 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3312 3504 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2780 3755 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2340 2477 UKRTELNET, UA 30036 2259 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) ---------------------------------------------- 1:1889 2:1033 3:166 4:5 5:3959 6:115 7:5 8:1565 9:1 11:173 12:1622 13:351 14:2369 15:275 16:69 17:360 18:341 20:241 21:4 22:188 23:5974 24:2474 25:6 27:2788 29:19 31:2453 32:91 34:7 35:90 36:1864 37:4483 38:3712 39:754 40:159 41:3967 42:1179 43:2296 44:297 45:16270 46:4203 47:375 49:1705 50:1927 51:242 52:1500 54:394 55:840 56:8 57:82 58:1814 59:1172 60:997 61:2378 62:2541 63:1967 64:5636 65:2304 66:4852 67:2982 68:1379 69:4160 70:1301 71:684 72:2997 74:2652 75:1472 76:590 77:2253 78:1836 79:3156 80:2056 81:1684 82:1530 83:1220 84:1427 85:2962 86:735 87:1913 88:1178 89:3434 90:545 91:7586 92:2084 93:2550 94:3545 95:3862 96:1345 97:348 98:1171 99:739 100:68 101:1066 102:2361 103:30395 104:4548 105:477 106:889 107:2544 108:897 109:4334 110:2014 111:3278 112:2068 113:1513 114:1535 115:2102 116:1869 117:2489 118:2327 119:1866 120:1704 121:1092 122:2558 123:2142 124:1499 125:2171 128:1259 129:977 130:975 131:2016 132:835 133:379 134:1908 135:290 136:871 137:1030 138:2552 139:1530 140:1140 141:1472 142:1398 143:1416 144:1196 145:349 146:1881 147:1535 148:2233 149:1829 150:880 151:1132 152:1948 153:548 154:3750 155:1427 156:1639 157:1306 158:1050 159:2188 160:2577 161:1377 162:3503 163:1446 164:1687 165:1652 166:812 167:1737 168:3805 169:891 170:4544 171:849 172:3464 173:3099 174:1034 175:1151 176:3596 177:4767 178:3554 179:2101 180:2388 181:3326 182:3194 183:1940 184:2353 185:19855 186:4561 187:3961 188:4048 189:3466 190:9009 191:1450 192:10993 193:8742 194:7165 195:5073 196:2988 197:2460 198:6004 199:6067 200:7604 201:5827 202:10514 203:10251 204:4562 205:3483 206:3883 207:3441 208:4095 209:4788 210:4349 211:2378 212:4019 213:3574 214:1085 215:53 216:6479 217:2625 218:1314 219:479 220:2047 221:926 222:773 223:1981 End of report