IPv4 R&E Routing Table Report 21:10 GMT Tue 16 Aug, 2022 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: 900476 Prefixes after maximum aggregation (per Origin AS): 340062 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 438480 Number of IPv4 prefixes with a valid ROA: 346029 Number of IPv4 prefixes with an invalid ROA: 3193 Number of IPv4 prefixes with no ROA: 551254 Total ASes present in the Internet Routing Table: 73561 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63174 Origin ASes announcing only one prefix: 25998 Transit ASes present in the Internet Routing Table: 10387 Transit-only ASes present in the Internet Routing Table: 387 Paths with bogon ASNs present in the IPv4 Routing Table: 67 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 35 Max AS path prepend of ASN ( 30036) 33 Prefixes from unregistered ASNs in the Routing Table: 1002 Number of instances of unregistered ASNs: 1063 Number of 32-bit ASNs allocated by the RIRs: 39989 Number of 32-bit ASNs visible in the Routing Table: 33202 Prefixes from 32-bit ASNs in the Routing Table: 158659 Number of bogon 32-bit ASNs visible in the Routing Table: 171 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 516 Number of addresses announced to Internet: 3070885888 Equivalent to 183 /8s, 10 /16s and 0 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 300466 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237672 Total APNIC prefixes after maximum aggregation: 67027 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 232783 Unique aggregates announced from the APNIC address blocks: 96340 APNIC Region origin ASes present in the Internet Routing Table: 12871 APNIC Prefixes per ASN: 18.09 APNIC Region origin ASes announcing only one prefix: 3723 APNIC Region transit ASes present in the Internet Routing Table: 1774 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8113 Number of APNIC addresses announced to Internet: 772875520 Equivalent to 46 /8s, 17 /16s and 37 /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, 131072-151865 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: 264643 Total ARIN prefixes after maximum aggregation: 120854 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 264823 Unique aggregates announced from the ARIN address blocks: 127491 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 13.89 ARIN Region origin ASes announcing only one prefix: 6929 ARIN Region transit ASes present in the Internet Routing Table: 1913 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4586 Number of ARIN addresses announced to Internet: 1295821824 Equivalent to 77 /8s, 60 /16s and 172 /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: 252792 Total RIPE prefixes after maximum aggregation: 118023 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 250074 Unique aggregates announced from the RIPE address blocks: 153312 RIPE Region origin ASes present in the Internet Routing Table: 28198 RIPE Prefixes per ASN: 8.87 RIPE Region origin ASes announcing only one prefix: 12078 RIPE Region transit ASes present in the Internet Routing Table: 3955 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10790 Number of RIPE addresses announced to Internet: 717683200 Equivalent to 42 /8s, 198 /16s and 250 /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 196608-213403 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: 116333 Total LACNIC prefixes after maximum aggregation: 27826 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 116021 Unique aggregates announced from the LACNIC address blocks: 48951 LACNIC Region origin ASes present in the Internet Routing Table: 10981 LACNIC Prefixes per ASN: 10.57 LACNIC Region origin ASes announcing only one prefix: 2686 LACNIC Region transit ASes present in the Internet Routing Table: 2244 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8713 Number of LACNIC addresses announced to Internet: 176393728 Equivalent to 10 /8s, 131 /16s and 142 /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: 28034 Total AfriNIC prefixes after maximum aggregation: 5572 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 36258 Unique aggregates announced from the AfriNIC address blocks: 11945 AfriNIC Region origin ASes present in the Internet Routing Table: 1672 AfriNIC Prefixes per ASN: 21.69 AfriNIC Region origin ASes announcing only one prefix: 582 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1000 Number of AfriNIC addresses announced to Internet: 107817984 Equivalent to 6 /8s, 109 /16s and 44 /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 9074 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5913 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4886 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3373 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2426 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2260 11124 598 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2162 851 401 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6818 10395 2732 AMAZON-02, US 11492 4553 302 570 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3882 3069 353 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3468 1786 2501 AKAMAI-AS, US 6327 3448 1319 63 SHAW, CA 749 3034 50728 2292 DNIC-AS-00749, US 30036 2600 369 282 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2524 3387 361 GOOGLE-CLOUD-PLATFORM, US 209 2364 4935 402 CENTURYLINK-US-LEGACY-QWEST, 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 6860 1730 144 UNI2-AS, ES 20940 4069 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2755 355 21 UKRTELNET, UA 9009 2593 252 1324 M247, GB 34984 2248 358 631 TELLCOM-AS, TR 58224 1759 927 532 TCI, IR 13188 1610 100 27 TRIOLAN, UA 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 10832 3399 557 Uninet S.A. de C.V., MX 10620 3486 515 782 Telmex Colombia S.A., CO 11830 2381 369 64 Instituto Costarricense de Electricidad 13999 1959 320 522 Mega Cable, S.A. de C.V., MX 28573 1360 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1272 697 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1129 369 21 Telefonica del Peru S.A.A., PE 11664 1049 176 461 Techtel LMDS Comunicaciones Interactiva 26615 978 2466 43 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 24835 1546 521 31 RAYA-AS, EG 24863 1532 393 21 LINKdotNET-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 983 67 46 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 520 52 39 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 23889 401 232 16 MauritiusTelecom, MU 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 10832 3399 557 Uninet S.A. de C.V., MX 9808 9074 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6860 1730 144 UNI2-AS, ES 16509 6818 10395 2732 AMAZON-02, US 7545 5913 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4886 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4553 302 570 CABLEONE, US 20940 4069 3361 205 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9074 9027 CHINAMOBILE-CN China Mobile Communications Grou 12479 6860 6716 UNI2-AS, ES 7545 5913 5219 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4886 4812 ERX-CERNET-BKB China Education and Research Net 16509 6818 4086 AMAZON-02, US 11492 4553 3983 CABLEONE, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4069 3864 AKAMAI-ASN1, NL 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, BR 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.139.184.0/24 Origin: 27408 1371467, CA 23.139.184.0/24 Transit: 24875 NOVOSERVE-AS, NL 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 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 /9:13 /10:40 /11:101 /12:307 /13:596 /14:1204 /15:2097 /16:13525 /17:8302 /18:13949 /19:25109 /20:44506 /21:51675 /22:108676 /23:96651 /24:533708 /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 5846 6860 UNI2-AS, ES 8151 4555 10832 Uninet S.A. de C.V., MX 11492 3468 4553 CABLEONE, US 8551 3457 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3260 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2884 3882 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2613 2755 UKRTELNET, UA 30036 2256 2600 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1946 2:1033 3:157 4:5 5:3847 6:113 7:6 8:1561 9:1 11:173 12:1647 13:332 14:2353 15:243 16:46 17:383 18:192 20:241 21:4 22:188 23:5837 24:2414 25:6 27:2686 29:19 31:2418 32:92 34:7 35:89 36:1820 37:4459 38:3402 39:722 40:152 41:3892 42:1144 43:2213 44:290 45:16086 46:4147 47:332 49:1704 50:1949 51:236 52:1459 54:383 55:845 56:8 57:62 58:1835 59:1197 60:973 61:2284 62:2549 63:1926 64:5598 65:2360 66:4876 67:3003 68:1207 69:4149 70:1325 71:688 72:3020 74:2645 75:1399 76:590 77:2250 78:1926 79:3124 80:2032 81:1651 82:1499 83:1217 84:1383 85:2968 86:744 87:1911 88:1203 89:3405 90:547 91:7634 92:2050 93:2544 94:3514 95:3881 96:1301 97:350 98:1030 99:718 100:77 101:1063 102:2256 103:29794 104:4555 105:470 106:881 107:2543 108:878 109:4339 110:2012 111:3278 112:2044 113:1501 114:1495 115:2099 116:1884 117:2452 118:2308 119:1881 120:1756 121:1106 122:2510 123:2111 124:1523 125:2124 128:1261 129:1046 130:1006 131:2066 132:817 133:378 134:1945 135:300 136:858 137:1016 138:2533 139:1517 140:943 141:1449 142:1322 143:1395 144:1198 145:341 146:1866 147:1512 148:2245 149:1778 150:867 151:1074 152:1869 153:543 154:3694 155:1461 156:1735 157:1278 158:1031 159:2216 160:2511 161:1337 162:3504 163:1378 164:1644 165:1645 166:779 167:1788 168:3839 169:888 170:4515 171:834 172:3324 173:3129 174:1032 175:1144 176:3652 177:4736 178:3546 179:2198 180:2390 181:3252 182:3198 183:1937 184:2379 185:19649 186:4496 187:3830 188:3981 189:3406 190:9096 191:1443 192:10993 193:8696 194:7106 195:5086 196:3036 197:2412 198:6014 199:6045 200:7635 201:5791 202:10574 203:10224 204:4521 205:3443 206:3762 207:3436 208:4059 209:4713 210:4510 211:2417 212:4021 213:3469 214:1139 215:65 216:6406 217:2640 218:1310 219:574 220:2017 221:955 222:838 223:1971 End of report