IPv4 R&E Routing Table Report 21:10 GMT Mon 09 Oct, 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: 930585 Prefixes after maximum aggregation (per Origin AS): 353269 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 453631 Number of IPv4 prefixes with a valid ROA: 424602 Number of IPv4 prefixes with an invalid ROA: 2443 Number of IPv4 prefixes with no ROA: 503540 Total ASes present in the Internet Routing Table: 74879 Prefixes per ASN: 12.43 Origin-only ASes present in the Internet Routing Table: 64347 Origin ASes announcing only one prefix: 26452 Transit ASes present in the Internet Routing Table: 10532 Transit-only ASes present in the Internet Routing Table: 453 Paths with bogon ASNs present in the IPv4 Routing Table: 66 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: 1013 Number of instances of unregistered ASNs: 1049 Number of 32-bit ASNs allocated by the RIRs: 42802 Number of 32-bit ASNs visible in the Routing Table: 35211 Prefixes from 32-bit ASNs in the Routing Table: 175952 Number of bogon 32-bit ASNs visible in the Routing Table: 115 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3052382208 Equivalent to 181 /8s, 239 /16s and 168 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 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: 309811 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245355 Total APNIC prefixes after maximum aggregation: 70363 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 238897 Unique aggregates announced from the APNIC address blocks: 99032 APNIC Region origin ASes present in the Internet Routing Table: 13650 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4076 APNIC Region transit ASes present in the Internet Routing Table: 1819 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9000 Number of APNIC addresses announced to Internet: 772415744 Equivalent to 46 /8s, 10 /16s and 33 /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: 273567 Total ARIN prefixes after maximum aggregation: 123748 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 277208 Unique aggregates announced from the ARIN address blocks: 131929 ARIN Region origin ASes present in the Internet Routing Table: 19093 ARIN Prefixes per ASN: 14.52 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1924 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: 4826 Number of ARIN addresses announced to Internet: 1277241088 Equivalent to 76 /8s, 33 /16s and 39 /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: 262043 Total RIPE prefixes after maximum aggregation: 123895 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257161 Unique aggregates announced from the RIPE address blocks: 160115 RIPE Region origin ASes present in the Internet Routing Table: 28430 RIPE Prefixes per ASN: 9.05 RIPE Region origin ASes announcing only one prefix: 12073 RIPE Region transit ASes present in the Internet Routing Table: 3919 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 102 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11368 Number of RIPE addresses announced to Internet: 716178432 Equivalent to 42 /8s, 176 /16s and 4 /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: 118643 Total LACNIC prefixes after maximum aggregation: 28587 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 117597 Unique aggregates announced from the LACNIC address blocks: 49382 LACNIC Region origin ASes present in the Internet Routing Table: 11056 LACNIC Prefixes per ASN: 10.64 LACNIC Region origin ASes announcing only one prefix: 2718 LACNIC Region transit ASes present in the Internet Routing Table: 2334 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: 8875 Number of LACNIC addresses announced to Internet: 178456576 Equivalent to 10 /8s, 163 /16s and 8 /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: 29964 Total AfriNIC prefixes after maximum aggregation: 5969 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 39204 Unique aggregates announced from the AfriNIC address blocks: 12738 AfriNIC Region origin ASes present in the Internet Routing Table: 1798 AfriNIC Prefixes per ASN: 21.80 AfriNIC Region origin ASes announcing only one prefix: 624 AfriNIC Region transit ASes present in the Internet Routing Table: 339 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: 1142 Number of AfriNIC addresses announced to Internet: 107666432 Equivalent to 6 /8s, 106 /16s and 220 /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 9486 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5735 785 699 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3592 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3319 1835 90 VNPT-AS-VN VNPT Corp, VN 9498 3198 495 249 BBIL-AP BHARTI Airtel Ltd., IN 4538 2945 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2942 1330 20 VIETEL-AS-AP Viettel Group, VN 24560 2532 850 382 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 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 9096 10991 3277 AMAZON-02, US 11492 4535 301 671 CABLEONE, US 7155 4177 288 100 VIASAT-SP-BACKBONE, US 6327 3545 1319 66 SHAW, CA 22773 3531 3071 299 ASN-CXA-ALL-CCI-22773-RDC, US 749 3162 54958 2414 DNIC-AS-00749, US 367 3011 3850 1414 DNIC-ASBLK-00306-00371, US 16625 2992 1396 2284 AKAMAI-AS, US 396982 2701 3597 397 GOOGLE-CLOUD-PLATFORM, US 30036 2498 359 372 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 7389 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4081 3398 152 AKAMAI-ASN1, NL 8551 3447 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3051 274 1489 M247, RO 12389 2940 2295 912 ROSTELECOM-AS, RU 34984 2334 362 594 TELLCOM-AS, TR 58224 1719 915 530 TCI, IR 13188 1606 100 27 TRIOLAN, UA 8452 1525 1852 16 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 11660 3377 605 UNINET, MX 10620 3534 504 858 Telmex Colombia S.A., CO 13999 2412 332 626 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1331 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 344 510 Axtel, S.A.B. de C.V., MX 3816 1297 766 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1111 369 22 Telefonica del Peru S.A.A., PE 11664 1076 169 433 Techtel LMDS Comunicaciones Interactiva 26615 1027 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 1605 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 6713 549 1861 34 IAM-AS, MA 15399 532 55 52 WANANCHI-, KE 37342 488 32 1 MOVITEL, MZ 24757 457 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 11660 3377 605 UNINET, MX 9808 9486 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9096 10991 3277 AMAZON-02, US 12479 7389 1713 145 UNI2-AS, ES 7545 5735 785 699 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4535 301 671 CABLEONE, US 18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 100 VIASAT-SP-BACKBONE, US 20940 4081 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 9486 9445 CHINAMOBILE-CN China Mobile Communications Grou 12479 7389 7244 UNI2-AS, ES 16509 9096 5819 AMAZON-02, US 7545 5735 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4248 4223 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4077 VIASAT-SP-BACKBONE, US 20940 4081 3929 AKAMAI-ASN1, NL 11492 4535 3864 CABLEONE, US 7713 3592 3529 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 /10:38 /11:101 /12:299 /13:580 /14:1194 /15:2093 /16:13491 /17:8284 /18:13825 /19:25028 /20:44019 /21:51510 /22:110110 /23:99028 /24:560954 /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 6475 7389 UNI2-AS, ES 8151 5719 11660 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3448 4535 CABLEONE, US 6327 3356 3545 SHAW, CA 7155 3122 4177 VIASAT-SP-BACKBONE, US 8551 2924 3447 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2584 3531 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2108 3534 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 2:1436 3:265 4:5 5:4394 6:137 7:6 8:1515 9:1 11:172 12:1505 13:366 14:2323 15:304 16:197 17:367 18:659 20:298 21:4 22:188 23:6452 24:2521 25:2 27:2609 29:19 31:2541 32:75 34:25 35:116 36:1995 37:4536 38:5382 39:871 40:143 41:4010 42:2062 43:2280 44:323 45:16655 46:4299 47:371 49:1823 50:1888 51:582 52:1591 54:392 55:926 56:5 57:128 58:1863 59:1162 60:1004 61:2536 62:2652 63:1914 64:5679 65:2347 66:5024 67:3041 68:1345 69:4138 70:1191 71:675 72:2943 74:2625 75:1562 76:633 77:2304 78:1829 79:2996 80:2092 81:1823 82:1534 83:1297 84:1571 85:3079 86:760 87:1999 88:1205 89:3937 90:622 91:7856 92:2064 93:2626 94:3538 95:4070 96:1301 97:315 98:1085 99:734 100:91 101:1291 102:2923 103:32255 104:4745 105:574 106:907 107:2726 108:1138 109:4241 110:2133 111:3133 112:2061 113:1751 114:1722 115:2039 116:1878 117:2473 118:2708 119:1981 120:1783 121:1169 122:2617 123:2192 124:1571 125:2570 128:1473 129:921 130:1051 131:1977 132:864 133:408 134:1786 135:306 136:1015 137:1125 138:2648 139:1599 140:1294 141:1322 142:1523 143:1598 144:1007 145:349 146:1969 147:1615 148:2477 149:2324 150:880 151:1231 152:1845 153:590 154:5161 155:1384 156:2016 157:1357 158:1054 159:2200 160:2650 161:1599 162:3536 163:1622 164:1713 165:1861 166:1078 167:1742 168:3843 169:806 170:4654 171:924 172:3803 173:2969 174:981 175:1194 176:3765 177:4517 178:3554 179:2151 180:2516 181:3511 182:3364 183:1976 184:2273 185:20628 186:4750 187:4123 188:4158 189:3829 190:9330 191:1400 192:10984 193:8966 194:7306 195:5212 196:3105 197:2467 198:6023 199:6209 200:7932 201:6116 202:10483 203:10161 204:4552 205:3698 206:4377 207:3510 208:4142 209:4920 210:4449 211:2485 212:4275 213:3416 214:1107 215:71 216:6731 217:2772 218:1299 219:468 220:2035 221:985 222:755 223:2145 End of report