IPv4 R&E Routing Table Report 21:10 GMT Fri 23 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: 937735 Prefixes after maximum aggregation (per Origin AS): 357292 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 456975 Number of IPv4 prefixes with a valid ROA: 448767 Number of IPv4 prefixes with an invalid ROA: 3207 Number of IPv4 prefixes with no ROA: 485761 Total ASes present in the Internet Routing Table: 75408 Prefixes per ASN: 12.44 Origin-only ASes present in the Internet Routing Table: 64739 Origin ASes announcing only one prefix: 26581 Transit ASes present in the Internet Routing Table: 10669 Transit-only ASes present in the Internet Routing Table: 499 Paths with bogon ASNs present in the IPv4 Routing Table: 41 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: 1089 Number of instances of unregistered ASNs: 1092 Number of 32-bit ASNs allocated by the RIRs: 43684 Number of 32-bit ASNs visible in the Routing Table: 35904 Prefixes from 32-bit ASNs in the Routing Table: 181723 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 526 Number of addresses announced to Internet: 3041558528 Equivalent to 181 /8s, 74 /16s and 128 /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: 310203 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247458 Total APNIC prefixes after maximum aggregation: 72319 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 240240 Unique aggregates announced from the APNIC address blocks: 99924 APNIC Region origin ASes present in the Internet Routing Table: 13939 APNIC Prefixes per ASN: 17.24 APNIC Region origin ASes announcing only one prefix: 4214 APNIC Region transit ASes present in the Internet Routing Table: 1880 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9351 Number of APNIC addresses announced to Internet: 774125312 Equivalent to 46 /8s, 36 /16s and 55 /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: 274590 Total ARIN prefixes after maximum aggregation: 123316 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 279318 Unique aggregates announced from the ARIN address blocks: 132104 ARIN Region origin ASes present in the Internet Routing Table: 19103 ARIN Prefixes per ASN: 14.62 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1955 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: 4848 Number of ARIN addresses announced to Internet: 1269709312 Equivalent to 75 /8s, 174 /16s and 58 /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: 263022 Total RIPE prefixes after maximum aggregation: 125905 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 257912 Unique aggregates announced from the RIPE address blocks: 161746 RIPE Region origin ASes present in the Internet Routing Table: 28567 RIPE Prefixes per ASN: 9.03 RIPE Region origin ASes announcing only one prefix: 12125 RIPE Region transit ASes present in the Internet Routing Table: 3927 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: 11617 Number of RIPE addresses announced to Internet: 713518080 Equivalent to 42 /8s, 135 /16s and 108 /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: 121025 Total LACNIC prefixes after maximum aggregation: 28938 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119570 Unique aggregates announced from the LACNIC address blocks: 49527 LACNIC Region origin ASes present in the Internet Routing Table: 11065 LACNIC Prefixes per ASN: 10.81 LACNIC Region origin ASes announcing only one prefix: 2629 LACNIC Region transit ASes present in the Internet Routing Table: 2388 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8914 Number of LACNIC addresses announced to Internet: 177708544 Equivalent to 10 /8s, 151 /16s and 158 /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: 30551 Total AfriNIC prefixes after maximum aggregation: 6085 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 40168 Unique aggregates announced from the AfriNIC address blocks: 13234 AfriNIC Region origin ASes present in the Internet Routing Table: 1825 AfriNIC Prefixes per ASN: 22.01 AfriNIC Region origin ASes announcing only one prefix: 646 AfriNIC Region transit ASes present in the Internet Routing Table: 346 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 43 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1174 Number of AfriNIC addresses announced to Internet: 106192384 Equivalent to 6 /8s, 84 /16s and 94 /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 9820 8739 52 CHINAMOBILE-CN China Mobile Communicati 7545 5653 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4532 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 3268 1867 93 VNPT-AS-VN VNPT Corp, VN 24560 2740 860 372 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2178 433 190 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 9655 11240 3317 AMAZON-02, US 22773 5012 3079 301 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 3203 1395 2280 AKAMAI-AS, US 749 3183 54927 2435 DNIC-AS-00749, US 174 3092 6637 658 COGENT-174, US 367 2914 3693 1419 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 3861 3395 126 AKAMAI-ASN1, NL 9009 3249 283 1582 M247, RO 12389 2978 2304 906 ROSTELECOM-AS, RU 8551 2653 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2351 363 595 TELLCOM-AS, TR 8452 1502 1852 14 TE-AS TE-AS, EG 13188 1500 94 145 TRIOLAN, UA 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 3372 604 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 1307 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1212 340 498 Axtel, S.A.B. de C.V., MX 11664 1143 179 420 Techtel LMDS Comunicaciones Interactiva 6147 1088 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 1548 545 28 RAYA-AS, EG 24863 1544 389 16 LINKdotNET-AS, EG 36992 1362 1519 281 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1145 73 63 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 554 1861 34 IAM-AS, MA 36914 535 82 3 KENET-AS, KE 15399 524 55 53 WANANCHI-, KE 37342 479 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 12491 3372 604 UNINET, MX 9808 9820 8739 52 CHINAMOBILE-CN China Mobile Communicati 16509 9655 11240 3317 AMAZON-02, US 12479 7611 1714 147 UNI2-AS, ES 7545 5653 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5012 3079 301 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4581 304 644 CABLEONE, US 18403 4532 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 9820 9768 CHINAMOBILE-CN China Mobile Communications Grou 12479 7611 7464 UNI2-AS, ES 16509 9655 6338 AMAZON-02, US 7545 5653 4980 TPG-INTERNET-AP TPG Telecom Limited, AU 22773 5012 4711 ASN-CXA-ALL-CCI-22773-RDC, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4532 4507 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 215433 UNALLOCATED 5.144.176.0/24 30823 AUROLOGIC aurologic GmbH, DE 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 23.160.121.0/24 Origin: 39937 LTECH, US 23.160.121.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.172.120.0/24 Origin: 47272 HYEHOST HYEHOST Hosting Solutions, GB 23.172.120.0/24 Transit: 21738 ROZINT, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 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 /13:574 /14:1190 /15:2088 /16:13382 /17:8175 /18:13647 /19:24731 /20:43362 /21:51163 /22:110364 /23:99180 /24:569414 /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 4046 5012 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 8551 2129 2653 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 10620 2129 3523 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) ---------------------------------------------- 1:2278 2:1522 3:300 4:6 5:4473 6:164 7:6 8:1496 9:2 11:172 12:1468 13:388 14:2346 15:313 16:207 17:367 18:739 20:356 21:4 22:188 23:6594 24:2758 25:2 27:2640 29:19 31:2565 32:45 34:39 35:124 36:2180 37:4497 38:6947 39:892 40:140 41:4067 42:2170 43:2306 44:326 45:16844 46:4375 47:287 49:1894 50:1907 51:575 52:1582 54:312 55:883 56:5 57:153 58:2012 59:1122 60:1019 61:2574 62:2683 63:1908 64:5516 65:2209 66:4703 67:3047 68:1569 69:4050 70:1325 71:584 72:2951 74:2592 75:1554 76:633 77:2408 78:1844 79:2475 80:2139 81:1910 82:1512 83:1244 84:1637 85:3099 86:837 87:1976 88:1226 89:4001 90:678 91:7922 92:2190 93:2636 94:3657 95:4095 96:1286 97:312 98:1086 99:745 100:93 101:1160 102:3123 103:32468 104:4770 105:599 106:929 107:2763 108:1120 109:3991 110:2136 111:3146 112:2059 113:1742 114:1761 115:2020 116:1949 117:2654 118:2751 119:1941 120:1785 121:1273 122:2675 123:2226 124:1548 125:2843 126:28 128:1551 129:926 130:1095 131:1826 132:822 133:412 134:1709 135:312 136:921 137:1179 138:2800 139:1543 140:1373 141:1345 142:1560 143:1476 144:1009 145:345 146:2010 147:1710 148:2507 149:2535 150:1028 151:1323 152:1982 153:591 154:5662 155:1379 156:2095 157:1560 158:1096 159:2222 160:2606 161:1634 162:3600 163:1712 164:1633 165:2126 166:1065 167:1707 168:3827 169:793 170:4709 171:1000 172:3834 173:3024 174:924 175:1224 176:3652 177:4543 178:3536 179:2206 180:2386 181:3632 182:3404 183:2018 184:2266 185:20666 186:4909 187:4390 188:4036 189:4106 190:9322 191:1421 192:10995 193:9009 194:7422 195:5243 196:3156 197:2645 198:6006 199:7206 200:8087 201:6325 202:10299 203:10281 204:4545 205:3743 206:4490 207:3531 208:4132 209:4993 210:4471 211:2480 212:4292 213:3419 214:1118 215:44 216:6712 217:2824 218:1319 219:408 220:2049 221:1023 222:695 223:2195 End of report