IPv4 R&E Routing Table Report 21:10 GMT Thu 21 Mar, 2024 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: 940407 Prefixes after maximum aggregation (per Origin AS): 358129 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 457978 Number of IPv4 prefixes with a valid ROA: 456120 Number of IPv4 prefixes with an invalid ROA: 3167 Number of IPv4 prefixes with no ROA: 481120 Total ASes present in the Internet Routing Table: 75486 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 64807 Origin ASes announcing only one prefix: 26563 Transit ASes present in the Internet Routing Table: 10679 Transit-only ASes present in the Internet Routing Table: 492 Paths with bogon ASNs present in the IPv4 Routing Table: 37 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1069 Number of instances of unregistered ASNs: 1074 Number of 32-bit ASNs allocated by the RIRs: 43881 Number of 32-bit ASNs visible in the Routing Table: 36037 Prefixes from 32-bit ASNs in the Routing Table: 182895 Number of bogon 32-bit ASNs visible in the Routing Table: 26 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 589 Number of addresses announced to Internet: 3028023552 Equivalent to 180 /8s, 123 /16s and 249 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 310534 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 248467 Total APNIC prefixes after maximum aggregation: 72422 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 241130 Unique aggregates announced from the APNIC address blocks: 99999 APNIC Region origin ASes present in the Internet Routing Table: 14008 APNIC Prefixes per ASN: 17.21 APNIC Region origin ASes announcing only one prefix: 4234 APNIC Region transit ASes present in the Internet Routing Table: 1873 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9419 Number of APNIC addresses announced to Internet: 760359680 Equivalent to 45 /8s, 82 /16s and 43 /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: 275775 Total ARIN prefixes after maximum aggregation: 123927 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 280356 Unique aggregates announced from the ARIN address blocks: 132420 ARIN Region origin ASes present in the Internet Routing Table: 19123 ARIN Prefixes per ASN: 14.66 ARIN Region origin ASes announcing only one prefix: 6959 ARIN Region transit ASes present in the Internet Routing Table: 1961 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: 4870 Number of ARIN addresses announced to Internet: 1269768704 Equivalent to 75 /8s, 175 /16s and 34 /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: 263469 Total RIPE prefixes after maximum aggregation: 126057 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 258645 Unique aggregates announced from the RIPE address blocks: 162598 RIPE Region origin ASes present in the Internet Routing Table: 28588 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12111 RIPE Region transit ASes present in the Internet Routing Table: 3941 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11669 Number of RIPE addresses announced to Internet: 714674432 Equivalent to 42 /8s, 153 /16s and 17 /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: 121024 Total LACNIC prefixes after maximum aggregation: 28852 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 119402 Unique aggregates announced from the LACNIC address blocks: 49589 LACNIC Region origin ASes present in the Internet Routing Table: 11053 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2617 LACNIC Region transit ASes present in the Internet Routing Table: 2374 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8907 Number of LACNIC addresses announced to Internet: 177268736 Equivalent to 10 /8s, 144 /16s and 232 /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: 30603 Total AfriNIC prefixes after maximum aggregation: 6162 AfriNIC Deaggregation factor: 4.97 Prefixes being announced from the AfriNIC address blocks: 40284 Unique aggregates announced from the AfriNIC address blocks: 12902 AfriNIC Region origin ASes present in the Internet Routing Table: 1804 AfriNIC Prefixes per ASN: 22.33 AfriNIC Region origin ASes announcing only one prefix: 642 AfriNIC Region transit ASes present in the Internet Routing Table: 358 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 32 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1172 Number of AfriNIC addresses announced to Internet: 105641216 Equivalent to 6 /8s, 75 /16s and 245 /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 9849 8741 61 CHINAMOBILE-CN China Mobile Communicati 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4590 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3859 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3607 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3523 495 253 BBIL-AP BHARTI Airtel Ltd., IN 45899 3270 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2764 864 363 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2176 433 189 TATACOMM-AS TATA Communications formerl 45090 2149 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 9719 11348 3423 AMAZON-02, US 22773 5012 3079 300 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4591 305 624 CABLEONE, US 7155 4181 288 96 VIASAT-SP-BACKBONE, US 6327 3602 1320 75 SHAW, CA 174 3507 6651 696 COGENT-174, US 749 3191 54916 2443 DNIC-AS-00749, US 16625 3134 1342 2240 AKAMAI-AS, US 367 2926 3633 1392 DNIC-ASBLK-00306-00371, US 396982 2762 3641 411 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 7700 1714 147 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3839 3395 126 AKAMAI-ASN1, NL 9009 3263 283 1591 M247, RO 12389 2982 2304 903 ROSTELECOM-AS, RU 8551 2646 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2346 363 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1524 1852 14 TE-AS TE-AS, EG 44477 1497 98 709 STARK-INDUSTRIES, GB 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 12355 3320 489 UNINET, MX 10620 3526 497 892 Telmex Colombia S.A., CO 13999 2512 341 657 Mega Cable, S.A. de C.V., MX 11830 2000 369 64 Instituto Costarricense de Electricidad 28573 1343 2319 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1204 348 492 Axtel, S.A.B. de C.V., MX 11664 1148 179 424 Techtel LMDS Comunicaciones Interactiva 6147 1089 369 22 Telefonica del Peru S.A.A., PE 26615 1071 2503 53 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 24835 1549 545 28 RAYA-AS, EG 24863 1504 389 20 LINKdotNET-AS, EG 36992 1368 1519 281 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1136 74 87 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 554 1861 34 IAM-AS, MA 15399 528 56 54 WANANCHI-, KE 36914 489 82 3 KENET-AS, KE 24757 428 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 12355 3320 489 UNINET, MX 9808 9849 8741 61 CHINAMOBILE-CN China Mobile Communicati 16509 9719 11348 3423 AMAZON-02, US 12479 7700 1714 147 UNI2-AS, ES 7545 5654 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5012 3079 300 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4591 305 624 CABLEONE, US 18403 4590 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4181 288 96 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 9849 9788 CHINAMOBILE-CN China Mobile Communications Grou 12479 7700 7553 UNI2-AS, ES 16509 9719 6296 AMAZON-02, US 7545 5654 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5012 4712 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4590 4565 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4085 VIASAT-SP-BACKBONE, US 11492 4591 3967 CABLEONE, US 7552 3859 3839 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, 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 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 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 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 27.0.192.0/22 Origin: 138415 HENGDA-HK HENGDA NETWORK LIMITED, HK 27.0.192.0/22 Transit: 51847 NEAROUTE, HK 27.0.192.0/24 Origin: 138195 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 6939 HURRICANE, 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 /9:14 /10:36 /11:95 /12:298 /13:580 /14:1191 /15:2094 /16:13288 /17:8191 /18:13663 /19:24625 /20:43408 /21:51159 /22:110688 /23:99273 /24:571787 /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 6814 7700 UNI2-AS, ES 8151 6375 12355 UNINET, MX 22773 4048 5012 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3504 4591 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3400 3602 SHAW, CA 7155 3125 4181 VIASAT-SP-BACKBONE, US 30036 2157 2502 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2132 3526 Telmex Colombia S.A., CO 8551 2122 2646 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2262 2:1470 3:318 4:6 5:4520 6:162 7:6 8:1501 9:2 11:172 12:1466 13:380 14:2362 15:318 16:210 17:369 18:752 20:355 21:4 22:188 23:6609 24:2767 25:2 27:2645 29:19 31:2621 32:46 34:59 35:125 36:2227 37:4512 38:7081 39:894 40:125 41:4058 42:2213 43:2329 44:314 45:16916 46:4410 47:299 49:1904 50:1904 51:572 52:1577 54:309 55:923 56:5 57:157 58:2023 59:1128 60:1025 61:2570 62:2667 63:1912 64:5532 65:2202 66:4730 67:3062 68:1569 69:4079 70:1326 71:582 72:2945 74:2586 75:1550 76:632 77:2418 78:1845 79:2474 80:2160 81:1937 82:1525 83:1288 84:1651 85:3053 86:825 87:2023 88:1241 89:4036 90:686 91:8041 92:2186 93:2634 94:3654 95:4168 96:1303 97:312 98:1103 99:742 100:92 101:1167 102:3045 103:32514 104:4795 105:591 106:930 107:2755 108:1128 109:4064 110:2134 111:3200 112:2064 113:1759 114:1770 115:2054 116:1872 117:2616 118:2832 119:1950 120:1787 121:1277 122:2683 123:2213 124:1563 125:2845 126:32 128:1495 129:942 130:1096 131:1835 132:805 133:410 134:1721 135:312 136:945 137:1186 138:2815 139:1559 140:1380 141:1365 142:1575 143:1481 144:1017 145:347 146:2022 147:1732 148:2494 149:2573 150:1043 151:1339 152:1979 153:589 154:5915 155:1373 156:2230 157:1637 158:1102 159:2264 160:2581 161:1639 162:3602 163:1728 164:1629 165:2127 166:1062 167:1762 168:3920 169:793 170:4709 171:1001 172:3824 173:3044 174:935 175:1211 176:3675 177:4507 178:3609 179:2227 180:2380 181:3665 182:3364 183:2034 184:2265 185:20675 186:4904 187:4451 188:4037 189:4071 190:9343 191:1471 192:11016 193:9055 194:7451 195:5246 196:3173 197:2392 198:6014 199:7510 200:7998 201:6333 202:10321 203:10285 204:4571 205:3751 206:4501 207:3483 208:4146 209:5051 210:4489 211:2486 212:4295 213:3380 214:1087 215:50 216:6768 217:2817 218:1315 219:406 220:2051 221:1031 222:693 223:2197 End of report