IPv4 R&E Routing Table Report 21:10 GMT Wed 23 Aug, 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: 926675 Prefixes after maximum aggregation (per Origin AS): 351685 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 452797 Number of IPv4 prefixes with a valid ROA: 418735 Number of IPv4 prefixes with an invalid ROA: 2222 Number of IPv4 prefixes with no ROA: 505718 Total ASes present in the Internet Routing Table: 74730 Prefixes per ASN: 12.40 Origin-only ASes present in the Internet Routing Table: 64231 Origin ASes announcing only one prefix: 26340 Transit ASes present in the Internet Routing Table: 10499 Transit-only ASes present in the Internet Routing Table: 454 Paths with bogon ASNs present in the IPv4 Routing Table: 57 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: 1027 Number of instances of unregistered ASNs: 1048 Number of 32-bit ASNs allocated by the RIRs: 42484 Number of 32-bit ASNs visible in the Routing Table: 34986 Prefixes from 32-bit ASNs in the Routing Table: 174247 Number of bogon 32-bit ASNs visible in the Routing Table: 90 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 558 Number of addresses announced to Internet: 3055757056 Equivalent to 182 /8s, 35 /16s and 39 /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: 308524 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244639 Total APNIC prefixes after maximum aggregation: 69834 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238385 Unique aggregates announced from the APNIC address blocks: 98877 APNIC Region origin ASes present in the Internet Routing Table: 13569 APNIC Prefixes per ASN: 17.57 APNIC Region origin ASes announcing only one prefix: 4014 APNIC Region transit ASes present in the Internet Routing Table: 1814 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: 8913 Number of APNIC addresses announced to Internet: 773003008 Equivalent to 46 /8s, 19 /16s and 23 /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: 271811 Total ARIN prefixes after maximum aggregation: 123930 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 273836 Unique aggregates announced from the ARIN address blocks: 130929 ARIN Region origin ASes present in the Internet Routing Table: 19091 ARIN Prefixes per ASN: 14.34 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1932 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4818 Number of ARIN addresses announced to Internet: 1279556352 Equivalent to 76 /8s, 68 /16s and 123 /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: 260624 Total RIPE prefixes after maximum aggregation: 122663 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 257463 Unique aggregates announced from the RIPE address blocks: 160061 RIPE Region origin ASes present in the Internet Routing Table: 28409 RIPE Prefixes per ASN: 9.06 RIPE Region origin ASes announcing only one prefix: 12046 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: 11300 Number of RIPE addresses announced to Internet: 716375552 Equivalent to 42 /8s, 179 /16s and 6 /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: 118601 Total LACNIC prefixes after maximum aggregation: 28617 LACNIC Deaggregation factor: 4.14 Prefixes being announced from the LACNIC address blocks: 117628 Unique aggregates announced from the LACNIC address blocks: 49684 LACNIC Region origin ASes present in the Internet Routing Table: 11026 LACNIC Prefixes per ASN: 10.67 LACNIC Region origin ASes announcing only one prefix: 2704 LACNIC Region transit ASes present in the Internet Routing Table: 2322 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 39 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8834 Number of LACNIC addresses announced to Internet: 178589184 Equivalent to 10 /8s, 165 /16s and 14 /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: 29973 Total AfriNIC prefixes after maximum aggregation: 5923 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 38804 Unique aggregates announced from the AfriNIC address blocks: 12779 AfriNIC Region origin ASes present in the Internet Routing Table: 1775 AfriNIC Prefixes per ASN: 21.86 AfriNIC Region origin ASes announcing only one prefix: 609 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1121 Number of AfriNIC addresses announced to Internet: 107767296 Equivalent to 6 /8s, 108 /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 9525 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7713 3595 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3337 1835 91 VNPT-AS-VN VNPT Corp, VN 9498 3105 498 250 BBIL-AP BHARTI Airtel Ltd., IN 4538 2941 4192 73 ERX-CERNET-BKB China Education and Rese 7552 2936 1331 21 VIETEL-AS-AP Viettel Group, VN 24560 2488 847 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 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 8806 10926 3239 AMAZON-02, US 11492 4521 300 640 CABLEONE, US 7155 4179 288 101 VIASAT-SP-BACKBONE, US 22773 3545 3073 312 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3089 1502 2324 AKAMAI-AS, US 367 2994 3830 1413 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US 30036 2490 356 397 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 7345 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4101 3398 154 AKAMAI-ASN1, NL 8551 3460 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2972 2298 919 ROSTELECOM-AS, RU 9009 2688 248 1391 M247, RO 34984 2330 362 595 TELLCOM-AS, TR 58224 1767 932 544 TCI, IR 13188 1606 100 27 TRIOLAN, UA 61317 1516 101 1179 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 11630 3357 604 UNINET, MX 10620 3532 506 851 Telmex Colombia S.A., CO 13999 2439 365 642 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1315 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1289 757 188 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1113 370 22 Telefonica del Peru S.A.A., PE 11664 1113 181 436 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1594 393 19 LINKdotNET-AS, EG 24835 1503 533 27 RAYA-AS, EG 36992 1356 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 903 520 35 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 24757 479 73 5 EthioNet-AS, ET 37342 456 32 1 MOVITEL, MZ 15399 440 54 48 WANANCHI-, 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 11630 3357 604 UNINET, MX 9808 9525 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8806 10926 3239 AMAZON-02, US 12479 7345 1713 145 UNI2-AS, ES 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4521 300 640 CABLEONE, US 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4179 288 101 VIASAT-SP-BACKBONE, US 20940 4101 3398 154 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 9525 9485 CHINAMOBILE-CN China Mobile Communications Grou 12479 7345 7200 UNI2-AS, ES 16509 8806 5567 AMAZON-02, US 7545 5699 5013 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4348 4323 FPT-AS-AP FPT Telecom Company, VN 7155 4179 4078 VIASAT-SP-BACKBONE, US 20940 4101 3947 AKAMAI-ASN1, NL 11492 4521 3881 CABLEONE, US 7713 3595 3532 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 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 /11:102 /12:298 /13:579 /14:1194 /15:2101 /16:13513 /17:8258 /18:13856 /19:25033 /20:44091 /21:51251 /22:109803 /23:99064 /24:557462 /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 6431 7345 UNI2-AS, ES 8151 5674 11630 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4521 CABLEONE, US 6327 3337 3526 SHAW, CA 7155 3124 4179 VIASAT-SP-BACKBONE, US 8551 2928 3460 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2589 3545 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2148 2490 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2096 3532 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) ---------------------------------------------- 1:2224 2:1376 3:224 4:5 5:4554 6:138 7:6 8:1530 9:1 11:172 12:1506 13:369 14:2304 15:302 16:197 17:372 18:603 20:280 21:4 22:188 23:6388 24:2488 25:6 27:2571 29:19 31:2529 32:78 34:25 35:117 36:1981 37:4626 38:5130 39:863 40:147 41:3953 42:2091 43:2296 44:321 45:16574 46:4255 47:384 49:1789 50:1863 51:595 52:1596 54:391 55:971 56:8 57:122 58:1870 59:1161 60:995 61:2469 62:2667 63:1922 64:5575 65:2333 66:4943 67:3019 68:1319 69:4089 70:1183 71:665 72:2957 74:2618 75:1566 76:620 77:2443 78:1832 79:2985 80:2121 81:1808 82:1460 83:1278 84:1535 85:2980 86:755 87:1982 88:1174 89:3856 90:617 91:7810 92:2066 93:2611 94:3531 95:4016 96:1294 97:317 98:1081 99:734 100:91 101:1318 102:2948 103:32071 104:4591 105:552 106:881 107:2586 108:1127 109:4264 110:2113 111:3128 112:2072 113:1742 114:1679 115:2040 116:1904 117:2461 118:2698 119:1982 120:1790 121:1129 122:2593 123:2159 124:1569 125:2509 128:1492 129:1043 130:1038 131:1957 132:861 133:420 134:1791 135:306 136:912 137:1119 138:2666 139:1570 140:1255 141:1293 142:1483 143:1498 144:1003 145:340 146:1978 147:1617 148:2451 149:2133 150:876 151:1216 152:1845 153:581 154:4804 155:1382 156:1940 157:1319 158:1077 159:2236 160:2610 161:1595 162:3525 163:1603 164:1713 165:1841 166:1010 167:1734 168:3855 169:913 170:4587 171:872 172:3668 173:2973 174:986 175:1194 176:3791 177:4490 178:3547 179:2156 180:2503 181:3493 182:3411 183:1999 184:2290 185:20519 186:4755 187:4123 188:4146 189:3781 190:9275 191:1387 192:10919 193:8930 194:7307 195:5191 196:3132 197:2456 198:6019 199:6080 200:7938 201:6055 202:10517 203:10184 204:4548 205:3674 206:4325 207:3474 208:4115 209:4920 210:4421 211:2478 212:4241 213:3595 214:1095 215:59 216:6683 217:2781 218:1297 219:474 220:2031 221:979 222:759 223:2152 End of report