IPv4 R&E Routing Table Report 21:10 GMT Sat 13 Apr, 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: 943128 Prefixes after maximum aggregation (per Origin AS): 359679 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 459742 Number of IPv4 prefixes with a valid ROA: 463674 Number of IPv4 prefixes with an invalid ROA: 1658 Number of IPv4 prefixes with no ROA: 477796 Total ASes present in the Internet Routing Table: 75580 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 64875 Origin ASes announcing only one prefix: 26583 Transit ASes present in the Internet Routing Table: 10705 Transit-only ASes present in the Internet Routing Table: 510 Paths with bogon ASNs present in the IPv4 Routing Table: 26 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: 1085 Number of instances of unregistered ASNs: 1087 Number of 32-bit ASNs allocated by the RIRs: 44118 Number of 32-bit ASNs visible in the Routing Table: 36166 Prefixes from 32-bit ASNs in the Routing Table: 184647 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 596 Number of addresses announced to Internet: 3027586304 Equivalent to 180 /8s, 117 /16s and 77 /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: 310688 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249169 Total APNIC prefixes after maximum aggregation: 72807 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 241611 Unique aggregates announced from the APNIC address blocks: 100145 APNIC Region origin ASes present in the Internet Routing Table: 14022 APNIC Prefixes per ASN: 17.23 APNIC Region origin ASes announcing only one prefix: 4251 APNIC Region transit ASes present in the Internet Routing Table: 1874 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9439 Number of APNIC addresses announced to Internet: 760141056 Equivalent to 45 /8s, 78 /16s and 213 /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: 275086 Total ARIN prefixes after maximum aggregation: 124407 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 279662 Unique aggregates announced from the ARIN address blocks: 133109 ARIN Region origin ASes present in the Internet Routing Table: 19119 ARIN Prefixes per ASN: 14.63 ARIN Region origin ASes announcing only one prefix: 6957 ARIN Region transit ASes present in the Internet Routing Table: 1963 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: 4872 Number of ARIN addresses announced to Internet: 1269257216 Equivalent to 75 /8s, 167 /16s and 84 /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, 393216-402332 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: 264981 Total RIPE prefixes after maximum aggregation: 126723 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 259810 Unique aggregates announced from the RIPE address blocks: 163337 RIPE Region origin ASes present in the Internet Routing Table: 28612 RIPE Prefixes per ASN: 9.08 RIPE Region origin ASes announcing only one prefix: 12125 RIPE Region transit ASes present in the Internet Routing Table: 3955 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 44 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11722 Number of RIPE addresses announced to Internet: 714757376 Equivalent to 42 /8s, 154 /16s and 85 /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: 121827 Total LACNIC prefixes after maximum aggregation: 28890 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 120091 Unique aggregates announced from the LACNIC address blocks: 49527 LACNIC Region origin ASes present in the Internet Routing Table: 11080 LACNIC Prefixes per ASN: 10.84 LACNIC Region origin ASes announcing only one prefix: 2606 LACNIC Region transit ASes present in the Internet Routing Table: 2380 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8946 Number of LACNIC addresses announced to Internet: 177143808 Equivalent to 10 /8s, 143 /16s and 0 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 30980 Total AfriNIC prefixes after maximum aggregation: 6140 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 41357 Unique aggregates announced from the AfriNIC address blocks: 13149 AfriNIC Region origin ASes present in the Internet Routing Table: 1820 AfriNIC Prefixes per ASN: 22.72 AfriNIC Region origin ASes announcing only one prefix: 644 AfriNIC Region transit ASes present in the Internet Routing Table: 351 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1187 Number of AfriNIC addresses announced to Internet: 105969152 Equivalent to 6 /8s, 80 /16s and 246 /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 9839 8742 63 CHINAMOBILE-CN China Mobile Communicati 7545 5657 777 675 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4622 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3865 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3640 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3594 499 261 BBIL-AP BHARTI Airtel Ltd., IN 45899 3270 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2774 861 372 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2179 433 191 TATACOMM-AS TATA Communications formerl 45090 2150 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 9844 11368 3461 AMAZON-02, US 11492 4602 305 605 CABLEONE, US 7155 4170 287 90 VIASAT-SP-BACKBONE, US 6327 3604 1320 75 SHAW, CA 22773 3600 3071 280 ASN-CXA-ALL-CCI-22773-RDC, US 174 3459 6631 821 COGENT-174, US 749 3202 54912 2454 DNIC-AS-00749, US 16625 3090 1314 2207 AKAMAI-AS, US 367 2804 3546 1334 DNIC-ASBLK-00306-00371, US 396982 2763 3641 413 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 7711 1709 144 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3850 3395 126 AKAMAI-ASN1, NL 9009 3274 284 1597 M247, RO 12389 2987 2304 903 ROSTELECOM-AS, RU 8551 2643 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2349 364 583 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 44477 1534 100 729 STARK-INDUSTRIES, GB 8452 1530 1852 14 TE-AS TE-AS, EG 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 12394 3319 489 UNINET, MX 10620 3534 497 888 Telmex Colombia S.A., CO 13999 2524 347 655 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1341 2315 247 Claro NXT Telecomunicacoes Ltda, BR 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1153 177 429 Techtel LMDS Comunicaciones Interactiva 6503 1134 314 479 Axtel, S.A.B. de C.V., MX 6147 1080 369 22 Telefonica del Peru S.A.A., PE 22884 1070 114 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, 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 1502 389 20 LINKdotNET-AS, EG 36992 1367 1519 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1206 76 63 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 553 1861 34 IAM-AS, MA 15399 527 55 53 WANANCHI-, KE 36914 472 82 3 KENET-AS, KE 24757 436 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 12394 3319 489 UNINET, MX 16509 9844 11368 3461 AMAZON-02, US 9808 9839 8742 63 CHINAMOBILE-CN China Mobile Communicati 12479 7711 1709 144 UNI2-AS, ES 7545 5657 777 675 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 18403 4622 347 23 FPT-AS-AP FPT Telecom Company, VN 11492 4602 305 605 CABLEONE, US 7155 4170 287 90 VIASAT-SP-BACKBONE, US 7552 3865 1330 20 VIETEL-AS-AP Viettel Group, VN 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 9839 9776 CHINAMOBILE-CN China Mobile Communications Grou 12479 7711 7567 UNI2-AS, ES 16509 9844 6383 AMAZON-02, US 7545 5657 4982 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4622 4599 FPT-AS-AP FPT Telecom Company, VN 7155 4170 4080 VIASAT-SP-BACKBONE, US 11492 4602 3997 CABLEONE, US 7552 3865 3845 VIETEL-AS-AP Viettel Group, VN 20940 3850 3724 AKAMAI-ASN1, NL 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 27.0.192.0/22 Origin: 138415 YANCYLIMITED-AS-HK Yancy 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: 3786 LGDACOM LG DACOM Corporation, KR 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 /12:297 /13:580 /14:1194 /15:2098 /16:13290 /17:8199 /18:13661 /19:24599 /20:43268 /21:51280 /22:110789 /23:98915 /24:574796 /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 6830 7711 UNI2-AS, ES 8151 6423 12394 UNINET, MX 11492 3515 4602 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3402 3604 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2663 3600 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2150 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2138 3534 Telmex Colombia S.A., CO 8551 2119 2643 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) ---------------------------------------------- 1:2288 2:1495 3:322 4:6 5:4534 6:161 7:6 8:1507 9:2 11:172 12:1463 13:375 14:2353 15:318 16:209 17:368 18:758 20:358 21:4 22:188 23:6657 24:2711 25:2 27:2638 29:19 31:2684 32:45 34:60 35:127 36:2277 37:4484 38:7198 39:891 40:123 41:4078 42:2214 43:2351 44:313 45:17012 46:4443 47:306 49:1896 50:1917 51:573 52:1585 54:312 55:997 56:5 57:167 58:2039 59:1190 60:1033 61:2568 62:2691 63:1897 64:5535 65:2202 66:4686 67:2998 68:1340 69:4093 70:1198 71:586 72:2905 74:2589 75:1548 76:630 77:2432 78:1849 79:2494 80:2186 81:1952 82:1568 83:1317 84:1648 85:3142 86:842 87:2022 88:1244 89:4062 90:677 91:8100 92:2213 93:2665 94:3676 95:4161 96:1294 97:315 98:1044 99:743 100:78 101:1172 102:3137 103:32498 104:4791 105:635 106:930 107:2754 108:1122 109:4085 110:2131 111:3222 112:2068 113:1804 114:1776 115:2088 116:1868 117:2624 118:2842 119:1958 120:1785 121:1271 122:2669 123:2214 124:1562 125:2851 126:32 128:1507 129:936 130:1120 131:1856 132:804 133:410 134:1719 135:319 136:938 137:1196 138:2826 139:1546 140:1392 141:1369 142:1585 143:1489 144:1008 145:349 146:2056 147:1847 148:2485 149:2555 150:1038 151:1343 152:2026 153:589 154:6486 155:1442 156:2396 157:1708 158:1144 159:2324 160:2640 161:1620 162:3582 163:1724 164:1639 165:2135 166:1163 167:1791 168:3922 169:799 170:4814 171:1000 172:3814 173:3035 174:899 175:1214 176:3638 177:4677 178:3606 179:2272 180:2367 181:3689 182:3383 183:2037 184:2276 185:20745 186:5002 187:4482 188:4048 189:4166 190:9351 191:1508 192:10983 193:9077 194:7476 195:5261 196:3153 197:2447 198:6022 199:7605 200:8070 201:6316 202:10291 203:10271 204:4567 205:3758 206:4494 207:3489 208:4151 209:5070 210:4487 211:2488 212:4295 213:3432 214:1088 215:50 216:6775 217:2831 218:1315 219:406 220:2040 221:1034 222:696 223:2199 End of report