IPv4 R&E Routing Table Report 21:10 GMT Fri 08 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: 926417 Prefixes after maximum aggregation (per Origin AS): 352079 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452736 Number of IPv4 prefixes with a valid ROA: 419014 Number of IPv4 prefixes with an invalid ROA: 2289 Number of IPv4 prefixes with no ROA: 505114 Total ASes present in the Internet Routing Table: 74760 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 64293 Origin ASes announcing only one prefix: 26321 Transit ASes present in the Internet Routing Table: 10467 Transit-only ASes present in the Internet Routing Table: 457 Paths with bogon ASNs present in the IPv4 Routing Table: 70 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: 1084 Number of instances of unregistered ASNs: 1100 Number of 32-bit ASNs allocated by the RIRs: 42575 Number of 32-bit ASNs visible in the Routing Table: 35047 Prefixes from 32-bit ASNs in the Routing Table: 174906 Number of bogon 32-bit ASNs visible in the Routing Table: 103 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 601 Number of addresses announced to Internet: 3055195648 Equivalent to 182 /8s, 26 /16s and 150 /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: 308462 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244481 Total APNIC prefixes after maximum aggregation: 70009 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 238251 Unique aggregates announced from the APNIC address blocks: 98670 APNIC Region origin ASes present in the Internet Routing Table: 13591 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 4037 APNIC Region transit ASes present in the Internet Routing Table: 1808 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: 8937 Number of APNIC addresses announced to Internet: 772446720 Equivalent to 46 /8s, 10 /16s and 154 /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: 271900 Total ARIN prefixes after maximum aggregation: 123832 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 274676 Unique aggregates announced from the ARIN address blocks: 131457 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 14.40 ARIN Region origin ASes announcing only one prefix: 6940 ARIN Region transit ASes present in the Internet Routing Table: 1934 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: 4823 Number of ARIN addresses announced to Internet: 1279251200 Equivalent to 76 /8s, 63 /16s and 211 /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: 260548 Total RIPE prefixes after maximum aggregation: 123045 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256678 Unique aggregates announced from the RIPE address blocks: 160034 RIPE Region origin ASes present in the Internet Routing Table: 28397 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12033 RIPE Region transit ASes present in the Internet Routing Table: 3890 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: 716720896 Equivalent to 42 /8s, 184 /16s and 75 /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: 118619 Total LACNIC prefixes after maximum aggregation: 28496 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 117633 Unique aggregates announced from the LACNIC address blocks: 49230 LACNIC Region origin ASes present in the Internet Routing Table: 11028 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2688 LACNIC Region transit ASes present in the Internet Routing Table: 2310 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: 8842 Number of LACNIC addresses announced to Internet: 178510848 Equivalent to 10 /8s, 163 /16s and 220 /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: 29785 Total AfriNIC prefixes after maximum aggregation: 5955 AfriNIC Deaggregation factor: 5.00 Prefixes being announced from the AfriNIC address blocks: 38577 Unique aggregates announced from the AfriNIC address blocks: 12841 AfriNIC Region origin ASes present in the Internet Routing Table: 1790 AfriNIC Prefixes per ASN: 21.55 AfriNIC Region origin ASes announcing only one prefix: 623 AfriNIC Region transit ASes present in the Internet Routing Table: 333 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 9489 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4354 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3597 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3316 1835 92 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 2933 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 9063 10990 3265 AMAZON-02, US 11492 4439 295 778 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3555 3072 308 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3535 1319 66 SHAW, CA 749 3152 54959 2404 DNIC-AS-00749, US 16625 3002 1438 2272 AKAMAI-AS, US 367 2965 3826 1394 DNIC-ASBLK-00306-00371, US 396982 2690 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2489 356 397 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 7359 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4075 3398 152 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2969 2298 917 ROSTELECOM-AS, RU 9009 2722 253 1384 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1752 933 517 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1493 100 1160 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 11766 3367 594 UNINET, MX 10620 3538 506 849 Telmex Colombia S.A., CO 13999 2405 343 626 Mega Cable, S.A. de C.V., MX 11830 2002 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 1295 764 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1127 183 427 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 22 Telefonica del Peru S.A.A., PE 26615 1027 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 530 55 50 WANANCHI-, KE 37342 485 32 1 MOVITEL, MZ 24757 459 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 11766 3367 594 UNINET, MX 9808 9489 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9063 10990 3265 AMAZON-02, US 12479 7359 1713 145 UNI2-AS, ES 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4439 295 778 CABLEONE, US 18403 4354 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4075 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 9489 9448 CHINAMOBILE-CN China Mobile Communications Grou 12479 7359 7214 UNI2-AS, ES 16509 9063 5798 AMAZON-02, US 7545 5725 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4354 4329 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4075 3923 AKAMAI-ASN1, NL 11492 4439 3661 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 RESERVED, ZZ 23.178.240.0/24 Transit: 32425 SKB3-ARIN-BGP, US 23.189.192.0/24 Origin: 27593 RESERVED, 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 /16:13515 /17:8254 /18:13825 /19:24983 /20:43927 /21:51094 /22:109832 /23:99147 /24:557498 /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 6445 7359 UNI2-AS, ES 8151 5801 11766 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3388 4439 CABLEONE, US 6327 3346 3535 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2602 3555 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2489 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2101 3538 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) ---------------------------------------------- 1:2214 2:1394 3:258 4:5 5:4559 6:136 7:6 8:1521 9:1 11:172 12:1513 13:376 14:2312 15:304 16:196 17:369 18:637 20:282 21:4 22:188 23:6367 24:2483 25:6 27:2579 29:19 31:2523 32:77 34:25 35:116 36:1987 37:4531 38:5183 39:870 40:146 41:4013 42:2102 43:2272 44:319 45:16496 46:4301 47:378 49:1799 50:1884 51:596 52:1598 54:394 55:956 56:8 57:124 58:1876 59:1165 60:1001 61:2528 62:2685 63:1914 64:5655 65:2333 66:4911 67:3029 68:1341 69:4134 70:1194 71:667 72:2956 74:2597 75:1565 76:622 77:2330 78:1836 79:2991 80:2113 81:1831 82:1474 83:1285 84:1549 85:3009 86:764 87:1997 88:1170 89:3855 90:618 91:7825 92:2064 93:2624 94:3517 95:4013 96:1293 97:321 98:1083 99:735 100:91 101:1317 102:2905 103:32041 104:4607 105:557 106:886 107:2678 108:1128 109:4225 110:2128 111:3126 112:2063 113:1734 114:1687 115:2038 116:1899 117:2432 118:2706 119:1998 120:1779 121:1139 122:2599 123:2163 124:1572 125:2536 128:1495 129:924 130:1046 131:1963 132:858 133:408 134:1794 135:306 136:911 137:1120 138:2650 139:1564 140:1161 141:1293 142:1511 143:1494 144:992 145:346 146:1949 147:1612 148:2461 149:2262 150:874 151:1233 152:1870 153:589 154:4877 155:1382 156:1950 157:1335 158:1084 159:2225 160:2584 161:1590 162:3535 163:1597 164:1705 165:1855 166:1067 167:1728 168:3732 169:909 170:4647 171:844 172:3710 173:2952 174:972 175:1192 176:3776 177:4433 178:3544 179:2127 180:2522 181:3549 182:3315 183:1991 184:2276 185:20537 186:4714 187:4145 188:4144 189:3797 190:9232 191:1448 192:10959 193:8951 194:7255 195:5203 196:3089 197:2466 198:5996 199:6109 200:7953 201:6032 202:10484 203:10158 204:4554 205:3698 206:4362 207:3479 208:4148 209:4926 210:4433 211:2475 212:4224 213:3422 214:1095 215:58 216:6693 217:2782 218:1296 219:467 220:2031 221:981 222:765 223:2143 End of report