IPv4 R&E Routing Table Report 21:10 GMT Fri 05 Jan, 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: 935918 Prefixes after maximum aggregation (per Origin AS): 357006 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 456163 Number of IPv4 prefixes with a valid ROA: 434595 Number of IPv4 prefixes with an invalid ROA: 2148 Number of IPv4 prefixes with no ROA: 499175 Total ASes present in the Internet Routing Table: 75191 Prefixes per ASN: 12.45 Origin-only ASes present in the Internet Routing Table: 64595 Origin ASes announcing only one prefix: 26546 Transit ASes present in the Internet Routing Table: 10596 Transit-only ASes present in the Internet Routing Table: 493 Paths with bogon ASNs present in the IPv4 Routing Table: 45 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 105 Max AS path prepend of ASN (149381) 100 Prefixes from unregistered ASNs in the Routing Table: 1137 Number of instances of unregistered ASNs: 1140 Number of 32-bit ASNs allocated by the RIRs: 43313 Number of 32-bit ASNs visible in the Routing Table: 35602 Prefixes from 32-bit ASNs in the Routing Table: 179365 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 478 Number of addresses announced to Internet: 3047824896 Equivalent to 181 /8s, 170 /16s and 30 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 308831 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249334 Total APNIC prefixes after maximum aggregation: 71826 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 242383 Unique aggregates announced from the APNIC address blocks: 99652 APNIC Region origin ASes present in the Internet Routing Table: 13849 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4163 APNIC Region transit ASes present in the Internet Routing Table: 1878 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 105 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9221 Number of APNIC addresses announced to Internet: 774292736 Equivalent to 46 /8s, 38 /16s and 197 /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: 274231 Total ARIN prefixes after maximum aggregation: 124487 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 278962 Unique aggregates announced from the ARIN address blocks: 132881 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.62 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1927 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: 4829 Number of ARIN addresses announced to Internet: 1273321728 Equivalent to 75 /8s, 229 /16s and 89 /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: 260744 Total RIPE prefixes after maximum aggregation: 125090 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 255318 Unique aggregates announced from the RIPE address blocks: 160919 RIPE Region origin ASes present in the Internet Routing Table: 28490 RIPE Prefixes per ASN: 8.96 RIPE Region origin ASes announcing only one prefix: 12111 RIPE Region transit ASes present in the Internet Routing Table: 3892 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11490 Number of RIPE addresses announced to Internet: 714298368 Equivalent to 42 /8s, 147 /16s and 84 /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: 119846 Total LACNIC prefixes after maximum aggregation: 28830 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 118624 Unique aggregates announced from the LACNIC address blocks: 49476 LACNIC Region origin ASes present in the Internet Routing Table: 11054 LACNIC Prefixes per ASN: 10.73 LACNIC Region origin ASes announcing only one prefix: 2667 LACNIC Region transit ASes present in the Internet Routing Table: 2363 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8902 Number of LACNIC addresses announced to Internet: 177770240 Equivalent to 10 /8s, 152 /16s and 143 /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: 30626 Total AfriNIC prefixes after maximum aggregation: 6038 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 40152 Unique aggregates announced from the AfriNIC address blocks: 12838 AfriNIC Region origin ASes present in the Internet Routing Table: 1819 AfriNIC Prefixes per ASN: 22.07 AfriNIC Region origin ASes announcing only one prefix: 644 AfriNIC Region transit ASes present in the Internet Routing Table: 349 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: 1160 Number of AfriNIC addresses announced to Internet: 107823616 Equivalent to 6 /8s, 109 /16s and 66 /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 9794 8739 53 CHINAMOBILE-CN China Mobile Communicati 7545 5675 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4553 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3825 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3601 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3417 498 254 BBIL-AP BHARTI Airtel Ltd., IN 45899 3250 1867 93 VNPT-AS-VN VNPT Corp, VN 4538 3227 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2665 857 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2186 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 9445 11196 3361 AMAZON-02, US 11492 4564 303 677 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 6327 3567 1320 70 SHAW, CA 22773 3521 3075 300 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3208 1419 2323 AKAMAI-AS, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2954 3838 1413 DNIC-ASBLK-00306-00371, US 396982 2743 3639 389 GOOGLE-CLOUD-PLATFORM, US 7018 2505 23622 1575 ATT-INTERNET4, 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 5755 1714 146 UNI2-AS, ES 39891 4641 279 54 ALJAWWALSTC-AS, SA 20940 4012 3397 143 AKAMAI-ASN1, NL 9009 3465 298 1625 M247, RO 8551 3144 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 3001 2301 912 ROSTELECOM-AS, RU 34984 2324 359 598 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1511 872 577 TCI, IR 8452 1471 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 12177 3384 590 UNINET, MX 10620 3523 497 888 Telmex Colombia S.A., CO 13999 2496 340 638 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1345 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1307 787 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1246 341 504 Axtel, S.A.B. de C.V., MX 11664 1109 178 419 Techtel LMDS Comunicaciones Interactiva 6147 1088 369 22 Telefonica del Peru S.A.A., PE 22884 1074 116 375 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 1543 545 28 RAYA-AS, EG 24863 1531 389 16 LINKdotNET-AS, EG 36992 1361 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1073 69 52 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 36914 516 82 3 KENET-AS, KE 15399 512 53 42 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 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 12177 3384 590 UNINET, MX 9808 9794 8739 53 CHINAMOBILE-CN China Mobile Communicati 16509 9445 11196 3361 AMAZON-02, US 12479 5755 1714 146 UNI2-AS, ES 7545 5675 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4641 279 54 ALJAWWALSTC-AS, SA 11492 4564 303 677 CABLEONE, US 18403 4553 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 96 VIASAT-SP-BACKBONE, US 20940 4012 3397 143 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 9794 9741 CHINAMOBILE-CN China Mobile Communications Grou 16509 9445 6084 AMAZON-02, US 12479 5755 5609 UNI2-AS, ES 7545 5675 4989 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4641 4587 ALJAWWALSTC-AS, SA 18403 4553 4528 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4081 VIASAT-SP-BACKBONE, US 11492 4564 3887 CABLEONE, US 20940 4012 3869 AKAMAI-ASN1, NL 7552 3825 3805 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 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 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 23.169.88.0/24 Origin: 44658 CRAB-AS, US 23.169.88.0/24 Transit: 21738 ROZINT, 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 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 /10:37 /11:99 /12:301 /13:581 /14:1192 /15:2091 /16:13437 /17:8240 /18:13789 /19:24965 /20:44029 /21:51682 /22:109649 /23:99829 /24:565966 /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 8151 6184 12177 UNINET, MX 12479 5057 5755 UNI2-AS, ES 11492 3478 4564 CABLEONE, US 6327 3372 3567 SHAW, CA 39891 3324 4641 ALJAWWALSTC-AS, SA 7155 3121 4177 VIASAT-SP-BACKBONE, US 8551 2621 3144 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2561 3521 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2126 3523 Telmex Colombia S.A., CO 30036 2122 2466 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2276 2:1413 3:281 4:5 5:4413 6:165 7:6 8:1509 9:1 11:172 12:1487 13:375 14:2330 15:309 16:206 17:362 18:712 20:345 21:4 22:188 23:6585 24:2675 25:2 27:2583 29:19 31:2538 32:53 34:35 35:121 36:2139 37:4495 38:5815 39:884 40:147 41:4141 42:2209 43:2312 44:325 45:16687 46:4323 47:286 49:1896 50:1886 51:574 52:1591 54:368 55:893 56:5 57:131 58:1946 59:1158 60:1012 61:2585 62:2736 63:1905 64:5507 65:2224 66:5007 67:3040 68:1339 69:4083 70:1180 71:582 72:2922 74:2641 75:1559 76:626 77:2342 78:1829 79:2892 80:2114 81:1855 82:1534 83:1322 84:1625 85:2857 86:779 87:1969 88:1230 89:3951 90:399 91:7907 92:2179 93:2632 94:3599 95:4022 96:1288 97:315 98:1016 99:744 100:95 101:1158 102:3042 103:32598 104:4774 105:600 106:973 107:2737 108:1124 109:4074 110:2139 111:3159 112:2082 113:1721 114:1742 115:2056 116:1962 117:2635 118:2780 119:1960 120:1784 121:1295 122:2646 123:2196 124:1543 125:2789 128:1479 129:915 130:1077 131:1980 132:818 133:411 134:1709 135:304 136:916 137:1135 138:2717 139:1559 140:1349 141:1338 142:1545 143:1519 144:1001 145:337 146:2005 147:1644 148:2497 149:2408 150:1026 151:1312 152:1969 153:596 154:5556 155:1377 156:2110 157:1395 158:1081 159:2208 160:2619 161:1620 162:3603 163:1676 164:1629 165:2116 166:1073 167:1692 168:3833 169:796 170:4700 171:973 172:3782 173:3006 174:894 175:1225 176:3595 177:4603 178:3554 179:2205 180:2412 181:3649 182:3416 183:2025 184:2269 185:20515 186:4787 187:4314 188:4017 189:3951 190:9341 191:1479 192:11041 193:8963 194:7362 195:5218 196:3174 197:2639 198:5986 199:6878 200:8103 201:6260 202:10448 203:10217 204:4599 205:3688 206:4464 207:3494 208:4097 209:4959 210:4579 211:2547 212:4223 213:3399 214:1117 215:50 216:6778 217:2754 218:1340 219:488 220:2048 221:1024 222:788 223:2186 End of report