IPv4 R&E Routing Table Report 21:10 GMT Sun 25 Feb, 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: 937790 Prefixes after maximum aggregation (per Origin AS): 357144 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 457178 Number of IPv4 prefixes with a valid ROA: 448467 Number of IPv4 prefixes with an invalid ROA: 3208 Number of IPv4 prefixes with no ROA: 486115 Total ASes present in the Internet Routing Table: 75420 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64743 Origin ASes announcing only one prefix: 26575 Transit ASes present in the Internet Routing Table: 10677 Transit-only ASes present in the Internet Routing Table: 497 Paths with bogon ASNs present in the IPv4 Routing Table: 44 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 43 Max AS path prepend of ASN (328805) 40 Prefixes from unregistered ASNs in the Routing Table: 1086 Number of instances of unregistered ASNs: 1089 Number of 32-bit ASNs allocated by the RIRs: 43713 Number of 32-bit ASNs visible in the Routing Table: 35929 Prefixes from 32-bit ASNs in the Routing Table: 181789 Number of bogon 32-bit ASNs visible in the Routing Table: 43 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 3042172672 Equivalent to 181 /8s, 83 /16s and 223 /24s Percentage of available address space announced: 82.2 Percentage of allocated address space announced: 82.2 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: 310058 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247546 Total APNIC prefixes after maximum aggregation: 72327 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 240330 Unique aggregates announced from the APNIC address blocks: 100053 APNIC Region origin ASes present in the Internet Routing Table: 13949 APNIC Prefixes per ASN: 17.23 APNIC Region origin ASes announcing only one prefix: 4216 APNIC Region transit ASes present in the Internet Routing Table: 1875 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: 9360 Number of APNIC addresses announced to Internet: 774093312 Equivalent to 46 /8s, 35 /16s and 186 /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: 274637 Total ARIN prefixes after maximum aggregation: 123347 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 279338 Unique aggregates announced from the ARIN address blocks: 132137 ARIN Region origin ASes present in the Internet Routing Table: 19099 ARIN Prefixes per ASN: 14.63 ARIN Region origin ASes announcing only one prefix: 6963 ARIN Region transit ASes present in the Internet Routing Table: 1957 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: 4850 Number of ARIN addresses announced to Internet: 1270240000 Equivalent to 75 /8s, 182 /16s and 83 /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: 263039 Total RIPE prefixes after maximum aggregation: 125751 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 257957 Unique aggregates announced from the RIPE address blocks: 161829 RIPE Region origin ASes present in the Internet Routing Table: 28572 RIPE Prefixes per ASN: 9.03 RIPE Region origin ASes announcing only one prefix: 12123 RIPE Region transit ASes present in the Internet Routing Table: 3922 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: 11627 Number of RIPE addresses announced to Internet: 713579520 Equivalent to 42 /8s, 136 /16s and 92 /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: 121111 Total LACNIC prefixes after maximum aggregation: 28937 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 119653 Unique aggregates announced from the LACNIC address blocks: 49527 LACNIC Region origin ASes present in the Internet Routing Table: 11071 LACNIC Prefixes per ASN: 10.81 LACNIC Region origin ASes announcing only one prefix: 2626 LACNIC Region transit ASes present in the Internet Routing Table: 2396 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 28 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8921 Number of LACNIC addresses announced to Internet: 177763328 Equivalent to 10 /8s, 152 /16s and 116 /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: 30371 Total AfriNIC prefixes after maximum aggregation: 6058 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 39989 Unique aggregates announced from the AfriNIC address blocks: 13200 AfriNIC Region origin ASes present in the Internet Routing Table: 1824 AfriNIC Prefixes per ASN: 21.92 AfriNIC Region origin ASes announcing only one prefix: 647 AfriNIC Region transit ASes present in the Internet Routing Table: 345 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 43 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1171 Number of AfriNIC addresses announced to Internet: 106194432 Equivalent to 6 /8s, 84 /16s and 102 /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 9819 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5654 777 674 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4537 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3882 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3604 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3510 497 252 BBIL-AP BHARTI Airtel Ltd., IN 45899 3265 1867 92 VNPT-AS-VN VNPT Corp, VN 24560 2740 860 372 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2177 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 9654 11246 3335 AMAZON-02, US 22773 5010 3078 299 ASN-CXA-ALL-CCI-22773-RDC, US 11492 4581 304 644 CABLEONE, US 7155 4181 288 96 VIASAT-SP-BACKBONE, US 6327 3595 1320 75 SHAW, CA 16625 3208 1396 2284 AKAMAI-AS, US 749 3183 54927 2435 DNIC-AS-00749, US 174 3094 6637 659 COGENT-174, US 367 2888 3644 1403 DNIC-ASBLK-00306-00371, US 396982 2758 3639 397 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 7611 1714 147 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3874 3395 126 AKAMAI-ASN1, NL 9009 3247 282 1581 M247, RO 12389 2978 2304 906 ROSTELECOM-AS, RU 8551 2652 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2351 363 595 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 8452 1504 1852 14 TE-AS TE-AS, EG 44477 1487 97 708 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 12491 3374 601 UNINET, MX 10620 3523 496 891 Telmex Colombia S.A., CO 13999 2522 342 644 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1330 2319 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1309 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1213 349 490 Axtel, S.A.B. de C.V., MX 11664 1143 179 420 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 22884 1073 115 376 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 1550 545 28 RAYA-AS, EG 24863 1545 389 16 LINKdotNET-AS, EG 36992 1362 1519 281 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1152 74 63 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 554 1861 34 IAM-AS, MA 15399 524 55 53 WANANCHI-, KE 24757 439 73 5 EthioNet-AS, ET 36914 439 82 3 KENET-AS, KE 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 12491 3374 601 UNINET, MX 9808 9819 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9654 11246 3335 AMAZON-02, US 12479 7611 1714 147 UNI2-AS, ES 7545 5654 777 674 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5010 3078 299 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4581 304 644 CABLEONE, US 18403 4537 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 9819 9767 CHINAMOBILE-CN China Mobile Communications Grou 12479 7611 7464 UNI2-AS, ES 16509 9654 6319 AMAZON-02, US 7545 5654 4980 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5010 4711 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4537 4512 FPT-AS-AP FPT Telecom Company, VN 7155 4181 4085 VIASAT-SP-BACKBONE, US 11492 4581 3937 CABLEONE, US 7552 3882 3861 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 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 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 LIGHTOWER, 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 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 27.0.192.0/24 Origin: 136800 MOACKCOLTD-AS-AP MOACK.Co.LTD, KR 27.0.192.0/24 Transit: 3491 BTN-ASN, 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 /11:98 /12:300 /13:575 /14:1190 /15:2088 /16:13378 /17:8178 /18:13649 /19:24723 /20:43351 /21:51130 /22:110360 /23:99197 /24:569506 /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 6726 7611 UNI2-AS, ES 8151 6448 12491 UNINET, MX 22773 4045 5010 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3494 4581 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3393 3595 SHAW, CA 7155 3125 4181 VIASAT-SP-BACKBONE, US 30036 2149 2492 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2129 3523 Telmex Colombia S.A., CO 8551 2128 2652 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) ---------------------------------------------- 1:2278 2:1524 3:301 4:6 5:4470 6:164 7:6 8:1495 9:2 11:172 12:1468 13:388 14:2344 15:313 16:208 17:367 18:737 20:356 21:4 22:188 23:6604 24:2758 25:2 27:2640 29:19 31:2562 32:45 34:39 35:124 36:2181 37:4517 38:6960 39:892 40:140 41:4042 42:2170 43:2310 44:328 45:16854 46:4360 47:287 49:1894 50:1907 51:575 52:1585 54:312 55:879 56:5 57:153 58:2012 59:1123 60:1019 61:2573 62:2674 63:1906 64:5521 65:2208 66:4702 67:3046 68:1570 69:4050 70:1325 71:584 72:2951 74:2592 75:1554 76:634 77:2407 78:1841 79:2473 80:2139 81:1911 82:1515 83:1246 84:1632 85:3100 86:837 87:1976 88:1227 89:3995 90:677 91:7925 92:2189 93:2635 94:3654 95:4096 96:1286 97:312 98:1087 99:745 100:93 101:1159 102:3115 103:32521 104:4770 105:599 106:929 107:2761 108:1120 109:4038 110:2135 111:3156 112:2059 113:1741 114:1761 115:2026 116:1948 117:2651 118:2755 119:1943 120:1785 121:1276 122:2675 123:2225 124:1548 125:2845 126:28 128:1554 129:927 130:1097 131:1831 132:822 133:412 134:1709 135:312 136:921 137:1180 138:2792 139:1543 140:1372 141:1348 142:1561 143:1469 144:1006 145:345 146:2013 147:1706 148:2509 149:2521 150:1032 151:1323 152:1983 153:591 154:5696 155:1375 156:2098 157:1563 158:1088 159:2229 160:2606 161:1634 162:3604 163:1714 164:1631 165:2127 166:1064 167:1699 168:3950 169:794 170:4702 171:1003 172:3838 173:3023 174:924 175:1227 176:3650 177:4528 178:3575 179:2206 180:2390 181:3635 182:3404 183:2019 184:2265 185:20665 186:4852 187:4414 188:4036 189:4116 190:9319 191:1419 192:11004 193:9016 194:7418 195:5242 196:3118 197:2500 198:6006 199:7206 200:8089 201:6332 202:10300 203:10284 204:4545 205:3746 206:4491 207:3530 208:4132 209:4997 210:4471 211:2480 212:4291 213:3416 214:1116 215:44 216:6717 217:2820 218:1319 219:408 220:2048 221:1023 222:694 223:2196 End of report