IPv4 R&E Routing Table Report 21:10 GMT Wed 06 Sep, 2023 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: 925695 Prefixes after maximum aggregation (per Origin AS): 351650 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452585 Number of IPv4 prefixes with a valid ROA: 418483 Number of IPv4 prefixes with an invalid ROA: 2302 Number of IPv4 prefixes with no ROA: 504910 Total ASes present in the Internet Routing Table: 74746 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 64265 Origin ASes announcing only one prefix: 26330 Transit ASes present in the Internet Routing Table: 10481 Transit-only ASes present in the Internet Routing Table: 456 Paths with bogon ASNs present in the IPv4 Routing Table: 62 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 102 Max AS path prepend of ASN (211389) 100 Prefixes from unregistered ASNs in the Routing Table: 1089 Number of instances of unregistered ASNs: 1110 Number of 32-bit ASNs allocated by the RIRs: 42557 Number of 32-bit ASNs visible in the Routing Table: 35034 Prefixes from 32-bit ASNs in the Routing Table: 174748 Number of bogon 32-bit ASNs visible in the Routing Table: 101 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 606 Number of addresses announced to Internet: 3055276800 Equivalent to 182 /8s, 27 /16s and 211 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 307940 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244616 Total APNIC prefixes after maximum aggregation: 69921 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238327 Unique aggregates announced from the APNIC address blocks: 98756 APNIC Region origin ASes present in the Internet Routing Table: 13587 APNIC Prefixes per ASN: 17.54 APNIC Region origin ASes announcing only one prefix: 4027 APNIC Region transit ASes present in the Internet Routing Table: 1810 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8932 Number of APNIC addresses announced to Internet: 772551936 Equivalent to 46 /8s, 12 /16s and 53 /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: 271660 Total ARIN prefixes after maximum aggregation: 123654 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 274386 Unique aggregates announced from the ARIN address blocks: 131411 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 14.38 ARIN Region origin ASes announcing only one prefix: 6943 ARIN Region transit ASes present in the Internet Routing Table: 1931 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: 4822 Number of ARIN addresses announced to Internet: 1279213824 Equivalent to 76 /8s, 63 /16s and 65 /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: 260101 Total RIPE prefixes after maximum aggregation: 122895 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256250 Unique aggregates announced from the RIPE address blocks: 159908 RIPE Region origin ASes present in the Internet Routing Table: 28399 RIPE Prefixes per ASN: 9.02 RIPE Region origin ASes announcing only one prefix: 12033 RIPE Region transit ASes present in the Internet Routing Table: 3896 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11314 Number of RIPE addresses announced to Internet: 716739840 Equivalent to 42 /8s, 184 /16s and 149 /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: 118395 Total LACNIC prefixes after maximum aggregation: 28509 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 117422 Unique aggregates announced from the LACNIC address blocks: 49221 LACNIC Region origin ASes present in the Internet Routing Table: 11021 LACNIC Prefixes per ASN: 10.65 LACNIC Region origin ASes announcing only one prefix: 2701 LACNIC Region transit ASes present in the Internet Routing Table: 2319 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8835 Number of LACNIC addresses announced to Internet: 178498816 Equivalent to 10 /8s, 163 /16s and 173 /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: 29834 Total AfriNIC prefixes after maximum aggregation: 5928 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 38703 Unique aggregates announced from the AfriNIC address blocks: 12781 AfriNIC Region origin ASes present in the Internet Routing Table: 1789 AfriNIC Prefixes per ASN: 21.63 AfriNIC Region origin ASes announcing only one prefix: 626 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131 Number of AfriNIC addresses announced to Internet: 107805952 Equivalent to 6 /8s, 108 /16s and 253 /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 9491 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4350 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3315 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3149 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2947 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2936 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2498 848 389 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 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 9044 10985 3269 AMAZON-02, US 11492 4518 300 661 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3560 3072 311 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3535 1319 66 SHAW, CA 749 3154 54959 2406 DNIC-AS-00749, US 16625 3021 1452 2287 AKAMAI-AS, US 367 2972 3836 1401 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2488 356 401 MEDIACOM-ENTERPRISE-BUSINESS, 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 7348 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4089 3398 152 AKAMAI-ASN1, NL 8551 3458 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2970 2298 918 ROSTELECOM-AS, RU 9009 2670 247 1375 M247, RO 34984 2327 362 597 TELLCOM-AS, TR 58224 1752 933 517 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1514 101 1177 ASDETUK www.heficed.com, US 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 11691 3365 597 UNINET, MX 10620 3539 506 849 Telmex Colombia S.A., CO 13999 2403 342 629 Mega Cable, S.A. de C.V., MX 11830 1998 369 64 Instituto Costarricense de Electricidad 28573 1324 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1294 764 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1124 182 430 Techtel LMDS Comunicaciones Interactiva 6147 1112 370 22 Telefonica del Peru S.A.A., PE 26615 1028 2501 49 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 1593 393 19 LINKdotNET-AS, EG 24835 1457 497 26 RAYA-AS, EG 36992 1357 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 780 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 526 55 49 WANANCHI-, KE 37342 485 32 1 MOVITEL, MZ 24757 480 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 11691 3365 597 UNINET, MX 9808 9491 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9044 10985 3269 AMAZON-02, US 12479 7348 1713 145 UNI2-AS, ES 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4518 300 661 CABLEONE, US 18403 4350 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4089 3398 152 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 9491 9450 CHINAMOBILE-CN China Mobile Communications Grou 12479 7348 7203 UNI2-AS, ES 16509 9044 5775 AMAZON-02, US 7545 5725 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4350 4325 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4089 3937 AKAMAI-ASN1, NL 11492 4518 3857 CABLEONE, US 7713 3597 3534 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.178.240.0/24 Origin: 399517 MC-SERVER-HOSTING, ZZ 23.178.240.0/24 Transit: 32425 SKB3-ARIN-BGP, US 23.189.192.0/24 Origin: 27593 SPECTRAPLUS, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, 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 /10:39 /11:102 /12:298 /13:578 /14:1195 /15:2099 /16:13513 /17:8258 /18:13825 /19:25002 /20:43953 /21:51056 /22:109679 /23:99063 /24:557004 /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 6434 7348 UNI2-AS, ES 8151 5756 11691 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3429 4518 CABLEONE, US 6327 3346 3535 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2926 3458 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2605 3560 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2148 2488 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2102 3539 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2217 2:1390 3:258 4:5 5:4545 6:136 7:6 8:1522 9:1 11:172 12:1509 13:376 14:2310 15:304 16:196 17:368 18:636 20:281 21:4 22:188 23:6375 24:2496 25:6 27:2578 29:19 31:2520 32:77 34:25 35:116 36:1986 37:4523 38:5167 39:870 40:147 41:4012 42:2104 43:2276 44:319 45:16466 46:4286 47:378 49:1797 50:1877 51:596 52:1597 54:393 55:965 56:8 57:124 58:1875 59:1166 60:1000 61:2528 62:2683 63:1915 64:5601 65:2324 66:4924 67:3013 68:1340 69:4128 70:1194 71:668 72:2960 74:2605 75:1564 76:623 77:2330 78:1836 79:2987 80:2112 81:1826 82:1475 83:1284 84:1517 85:3000 86:758 87:1990 88:1127 89:3836 90:618 91:7806 92:2047 93:2626 94:3512 95:3990 96:1296 97:321 98:1080 99:735 100:91 101:1315 102:2915 103:32069 104:4618 105:559 106:882 107:2656 108:1129 109:4219 110:2134 111:3128 112:2065 113:1743 114:1687 115:2038 116:1898 117:2433 118:2703 119:2003 120:1780 121:1131 122:2586 123:2163 124:1572 125:2540 128:1490 129:922 130:1045 131:1961 132:864 133:408 134:1794 135:306 136:912 137:1120 138:2648 139:1572 140:1159 141:1297 142:1488 143:1497 144:994 145:342 146:1949 147:1613 148:2463 149:2258 150:876 151:1233 152:1873 153:586 154:4940 155:1379 156:1952 157:1342 158:1084 159:2233 160:2582 161:1591 162:3523 163:1594 164:1709 165:1854 166:1023 167:1727 168:3736 169:908 170:4655 171:845 172:3704 173:2957 174:980 175:1193 176:3768 177:4427 178:3544 179:2118 180:2506 181:3478 182:3314 183:1991 184:2282 185:20530 186:4726 187:4159 188:4124 189:3770 190:9256 191:1384 192:10957 193:8926 194:7245 195:5198 196:3114 197:2464 198:5999 199:6110 200:7952 201:6031 202:10489 203:10158 204:4552 205:3678 206:4361 207:3478 208:4155 209:4933 210:4422 211:2476 212:4223 213:3418 214:1095 215:59 216:6684 217:2783 218:1297 219:467 220:2032 221:981 222:763 223:2142 End of report