IPv4 R&E Routing Table Report 21:10 GMT Sun 17 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: 927813 Prefixes after maximum aggregation (per Origin AS): 352391 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453408 Number of IPv4 prefixes with a valid ROA: 420264 Number of IPv4 prefixes with an invalid ROA: 2336 Number of IPv4 prefixes with no ROA: 505213 Total ASes present in the Internet Routing Table: 74791 Prefixes per ASN: 12.41 Origin-only ASes present in the Internet Routing Table: 64294 Origin ASes announcing only one prefix: 26336 Transit ASes present in the Internet Routing Table: 10497 Transit-only ASes present in the Internet Routing Table: 462 Paths with bogon ASNs present in the IPv4 Routing Table: 95 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: 1080 Number of instances of unregistered ASNs: 1182 Number of 32-bit ASNs allocated by the RIRs: 42637 Number of 32-bit ASNs visible in the Routing Table: 35078 Prefixes from 32-bit ASNs in the Routing Table: 175355 Number of bogon 32-bit ASNs visible in the Routing Table: 318 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 571 Number of addresses announced to Internet: 3054264832 Equivalent to 182 /8s, 12 /16s and 98 /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: 308582 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244604 Total APNIC prefixes after maximum aggregation: 70232 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238269 Unique aggregates announced from the APNIC address blocks: 98790 APNIC Region origin ASes present in the Internet Routing Table: 13609 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 4051 APNIC Region transit ASes present in the Internet Routing Table: 1821 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8964 Number of APNIC addresses announced to Internet: 772442112 Equivalent to 46 /8s, 10 /16s and 136 /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: 272371 Total ARIN prefixes after maximum aggregation: 123697 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 275368 Unique aggregates announced from the ARIN address blocks: 131688 ARIN Region origin ASes present in the Internet Routing Table: 19084 ARIN Prefixes per ASN: 14.43 ARIN Region origin ASes announcing only one prefix: 6933 ARIN Region transit ASes present in the Internet Routing Table: 1920 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: 4819 Number of ARIN addresses announced to Internet: 1278288896 Equivalent to 76 /8s, 49 /16s and 36 /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: 261088 Total RIPE prefixes after maximum aggregation: 123307 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 256848 Unique aggregates announced from the RIPE address blocks: 160283 RIPE Region origin ASes present in the Internet Routing Table: 28404 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12047 RIPE Region transit ASes present in the Internet Routing Table: 3900 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: 11321 Number of RIPE addresses announced to Internet: 716948992 Equivalent to 42 /8s, 187 /16s and 198 /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: 118653 Total LACNIC prefixes after maximum aggregation: 28467 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 117612 Unique aggregates announced from the LACNIC address blocks: 49282 LACNIC Region origin ASes present in the Internet Routing Table: 11028 LACNIC Prefixes per ASN: 10.66 LACNIC Region origin ASes announcing only one prefix: 2685 LACNIC Region transit ASes present in the Internet Routing Table: 2324 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: 8844 Number of LACNIC addresses announced to Internet: 178400256 Equivalent to 10 /8s, 162 /16s and 44 /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: 30017 Total AfriNIC prefixes after maximum aggregation: 5961 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 39144 Unique aggregates announced from the AfriNIC address blocks: 12886 AfriNIC Region origin ASes present in the Internet Routing Table: 1789 AfriNIC Prefixes per ASN: 21.88 AfriNIC Region origin ASes announcing only one prefix: 620 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1130 Number of AfriNIC addresses announced to Internet: 107738880 Equivalent to 6 /8s, 107 /16s and 247 /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 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5727 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4282 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3564 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3308 1819 91 VNPT-AS-VN VNPT Corp, VN 9498 3150 498 251 BBIL-AP BHARTI Airtel Ltd., IN 4538 2947 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2911 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2514 849 389 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 9078 10993 3243 AMAZON-02, US 11492 4521 300 682 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3543 3055 299 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3539 1319 66 SHAW, CA 749 3151 54959 2403 DNIC-AS-00749, US 16625 3015 1442 2283 AKAMAI-AS, US 367 2964 3828 1397 DNIC-ASBLK-00306-00371, US 396982 2698 3597 392 GOOGLE-CLOUD-PLATFORM, US 30036 2500 358 362 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 7390 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4076 3398 152 AKAMAI-ASN1, NL 8551 3451 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2969 2298 917 ROSTELECOM-AS, RU 9009 2730 255 1393 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1482 99 1150 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 11813 3367 595 UNINET, MX 10620 3541 506 850 Telmex Colombia S.A., CO 13999 2396 333 624 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1325 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 1123 182 425 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 21 Telefonica del Peru S.A.A., PE 26615 1029 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 1612 393 19 LINKdotNET-AS, EG 24835 1531 549 28 RAYA-AS, EG 36992 1358 1518 279 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 919 520 35 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 15399 521 55 49 WANANCHI-, KE 37342 490 32 1 MOVITEL, MZ 24757 482 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 11813 3367 595 UNINET, MX 9808 9487 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9078 10993 3243 AMAZON-02, US 12479 7390 1713 145 UNI2-AS, ES 7545 5727 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4521 300 682 CABLEONE, US 18403 4282 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4076 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 9487 9446 CHINAMOBILE-CN China Mobile Communications Grou 12479 7390 7245 UNI2-AS, ES 16509 9078 5835 AMAZON-02, US 7545 5727 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4282 4257 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4076 3924 AKAMAI-ASN1, NL 11492 4521 3839 CABLEONE, US 7713 3564 3501 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /11:101 /12:297 /13:578 /14:1194 /15:2096 /16:13483 /17:8255 /18:13834 /19:24998 /20:43907 /21:51134 /22:109996 /23:99024 /24:558846 /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 6476 7390 UNI2-AS, ES 8151 5849 11813 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4521 CABLEONE, US 6327 3350 3539 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2924 3451 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2594 3543 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2104 3541 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) ---------------------------------------------- 1:2202 2:1427 3:263 4:5 5:4511 6:135 7:6 8:1519 9:1 11:172 12:1518 13:364 14:2317 15:303 16:196 17:368 18:643 20:286 21:4 22:188 23:6373 24:2498 25:2 27:2593 29:19 31:2524 32:76 34:26 35:117 36:1978 37:4523 38:5230 39:870 40:146 41:4023 42:2084 43:2287 44:319 45:16616 46:4293 47:373 49:1817 50:1886 51:597 52:1595 54:396 55:959 56:5 57:124 58:1879 59:1167 60:1002 61:2523 62:2677 63:1917 64:5659 65:2351 66:4926 67:3028 68:1342 69:4147 70:1193 71:671 72:2956 74:2602 75:1561 76:623 77:2297 78:1823 79:2986 80:2109 81:1807 82:1471 83:1289 84:1529 85:3052 86:764 87:2001 88:1171 89:3859 90:621 91:7822 92:2060 93:2620 94:3523 95:4025 96:1298 97:316 98:1083 99:736 100:91 101:1319 102:2923 103:32078 104:4619 105:560 106:891 107:2683 108:1131 109:4229 110:2124 111:3127 112:2063 113:1751 114:1697 115:2036 116:1883 117:2457 118:2698 119:1990 120:1780 121:1159 122:2604 123:2167 124:1569 125:2534 128:1492 129:926 130:1046 131:1970 132:867 133:408 134:1795 135:305 136:974 137:1122 138:2655 139:1575 140:1184 141:1303 142:1513 143:1544 144:1005 145:348 146:1955 147:1595 148:2472 149:2263 150:881 151:1233 152:1871 153:589 154:5207 155:1385 156:1948 157:1340 158:1081 159:2248 160:2585 161:1589 162:3540 163:1610 164:1702 165:1858 166:1080 167:1737 168:3742 169:898 170:4652 171:878 172:3736 173:2961 174:979 175:1191 176:3777 177:4501 178:3510 179:2153 180:2553 181:3519 182:3316 183:1980 184:2290 185:20570 186:4690 187:4184 188:4164 189:3846 190:9219 191:1383 192:10973 193:8960 194:7300 195:5213 196:3112 197:2475 198:6016 199:6134 200:7945 201:6028 202:10479 203:10143 204:4563 205:3687 206:4368 207:3491 208:4155 209:4942 210:4434 211:2475 212:4250 213:3431 214:1116 215:58 216:6704 217:2787 218:1297 219:467 220:2034 221:985 222:760 223:2145 End of report