IPv4 R&E Routing Table Report 21:10 GMT Tue 11 Oct, 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: 902965 Prefixes after maximum aggregation (per Origin AS): 342167 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440311 Number of IPv4 prefixes with a valid ROA: 354835 Number of IPv4 prefixes with an invalid ROA: 3271 Number of IPv4 prefixes with no ROA: 544859 Total ASes present in the Internet Routing Table: 73713 Prefixes per ASN: 12.25 Origin-only ASes present in the Internet Routing Table: 63330 Origin ASes announcing only one prefix: 25992 Transit ASes present in the Internet Routing Table: 10383 Transit-only ASes present in the Internet Routing Table: 406 Paths with bogon ASNs present in the IPv4 Routing Table: 63 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1058 Number of instances of unregistered ASNs: 1064 Number of 32-bit ASNs allocated by the RIRs: 40366 Number of 32-bit ASNs visible in the Routing Table: 33472 Prefixes from 32-bit ASNs in the Routing Table: 161561 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 494 Number of addresses announced to Internet: 3065039872 Equivalent to 182 /8s, 176 /16s and 204 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 301823 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236922 Total APNIC prefixes after maximum aggregation: 67546 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231810 Unique aggregates announced from the APNIC address blocks: 96510 APNIC Region origin ASes present in the Internet Routing Table: 13003 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3737 APNIC Region transit ASes present in the Internet Routing Table: 1766 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8254 Number of APNIC addresses announced to Internet: 773461248 Equivalent to 46 /8s, 26 /16s and 21 /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: 266406 Total ARIN prefixes after maximum aggregation: 121535 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 267417 Unique aggregates announced from the ARIN address blocks: 128563 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.02 ARIN Region origin ASes announcing only one prefix: 6956 ARIN Region transit ASes present in the Internet Routing Table: 1923 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4627 Number of ARIN addresses announced to Internet: 1290841856 Equivalent to 76 /8s, 240 /16s and 175 /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: 253317 Total RIPE prefixes after maximum aggregation: 118670 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250370 Unique aggregates announced from the RIPE address blocks: 153908 RIPE Region origin ASes present in the Internet Routing Table: 28158 RIPE Prefixes per ASN: 8.89 RIPE Region origin ASes announcing only one prefix: 12006 RIPE Region transit ASes present in the Internet Routing Table: 3931 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10826 Number of RIPE addresses announced to Internet: 716532736 Equivalent to 42 /8s, 181 /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 196608-213403 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: 116578 Total LACNIC prefixes after maximum aggregation: 28044 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116144 Unique aggregates announced from the LACNIC address blocks: 48872 LACNIC Region origin ASes present in the Internet Routing Table: 10983 LACNIC Prefixes per ASN: 10.57 LACNIC Region origin ASes announcing only one prefix: 2693 LACNIC Region transit ASes present in the Internet Routing Table: 2259 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8740 Number of LACNIC addresses announced to Internet: 175926016 Equivalent to 10 /8s, 124 /16s and 107 /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: 28684 Total AfriNIC prefixes after maximum aggregation: 5582 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 36729 Unique aggregates announced from the AfriNIC address blocks: 12043 AfriNIC Region origin ASes present in the Internet Routing Table: 1696 AfriNIC Prefixes per ASN: 21.66 AfriNIC Region origin ASes announcing only one prefix: 600 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of AfriNIC addresses announced to Internet: 107961344 Equivalent to 6 /8s, 111 /16s and 92 /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 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5925 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3519 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3386 1877 67 VNPT-AS-VN VNPT Corp, VN 4538 2823 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2459 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2288 11251 596 KIXS-AS-KR Korea Telecom, KR 24560 2233 851 413 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2179 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 7322 10558 2875 AMAZON-02, US 11492 4591 304 541 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3773 3066 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3554 1852 2546 AKAMAI-AS, US 6327 3498 1319 64 SHAW, CA 749 3028 50696 2295 DNIC-AS-00749, US 30036 2598 367 270 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2590 24156 1589 ATT-INTERNET4, US 396982 2552 3479 345 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 6888 1730 144 UNI2-AS, ES 20940 4114 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2616 252 1343 M247, RO 6849 2534 339 20 UKRTELNET, UA 34984 2245 358 620 TELLCOM-AS, TR 58224 1795 936 540 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 10859 3336 594 Uninet S.A. de C.V., MX 10620 3476 510 840 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2052 334 531 Mega Cable, S.A. de C.V., MX 28573 1350 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1146 369 22 Telefonica del Peru S.A.A., PE 11664 1071 180 462 Techtel LMDS Comunicaciones Interactiva 26615 986 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 24863 1568 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1015 68 32 ORANGE-COTE-IVOIRE, CI 36935 815 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 525 53 43 WANANCHI-, KE 37342 488 32 1 MOVITEL, MZ 23889 400 231 14 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 10859 3336 594 Uninet S.A. de C.V., MX 9808 9065 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7322 10558 2875 AMAZON-02, US 12479 6888 1730 144 UNI2-AS, ES 7545 5925 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4591 304 541 CABLEONE, US 20940 4114 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3991 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 265 32 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 9065 9018 CHINAMOBILE-CN China Mobile Communications Grou 12479 6888 6744 UNI2-AS, ES 7545 5925 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7322 4447 AMAZON-02, US 11492 4591 4050 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3991 3953 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4114 3935 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3588 3568 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 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, 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 23.141.0.0/24 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 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /10:39 /11:100 /12:299 /13:589 /14:1194 /15:2077 /16:13523 /17:8379 /18:13928 /19:25056 /20:43956 /21:51398 /22:108709 /23:96531 /24:537157 /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 5897 6888 UNI2-AS, ES 8151 4747 10859 Uninet S.A. de C.V., MX 11492 3499 4591 CABLEONE, US 8551 3455 3991 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3498 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2786 3773 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2391 2534 UKRTELNET, UA 30036 2256 2598 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1896 2:1035 3:166 4:5 5:3928 6:116 7:6 8:1565 9:1 11:173 12:1624 13:338 14:2368 15:267 16:69 17:362 18:332 20:239 21:4 22:188 23:5961 24:2461 25:6 27:2743 29:19 31:2445 32:91 34:7 35:90 36:1861 37:4500 38:3672 39:754 40:159 41:3935 42:1177 43:2285 44:295 45:16257 46:4187 47:385 49:1708 50:1934 51:242 52:1489 54:387 55:840 56:8 57:81 58:1817 59:1170 60:995 61:2353 62:2566 63:1918 64:5635 65:2312 66:4874 67:2975 68:1309 69:4172 70:1307 71:685 72:2981 74:2655 75:1475 76:595 77:2231 78:1834 79:3146 80:2038 81:1655 82:1513 83:1221 84:1415 85:2946 86:729 87:1912 88:1178 89:3436 90:543 91:7587 92:2053 93:2547 94:3534 95:3857 96:1344 97:344 98:1166 99:736 100:78 101:1066 102:2353 103:30319 104:4545 105:475 106:888 107:2537 108:900 109:4345 110:2006 111:3273 112:2048 113:1506 114:1530 115:2101 116:1867 117:2490 118:2329 119:1876 120:1699 121:1084 122:2553 123:2140 124:1503 125:2153 128:1253 129:976 130:976 131:2025 132:815 133:377 134:1908 135:290 136:881 137:1032 138:2553 139:1526 140:1120 141:1482 142:1383 143:1406 144:1197 145:347 146:1873 147:1543 148:2278 149:1805 150:885 151:1117 152:1953 153:547 154:3846 155:1427 156:1691 157:1300 158:1047 159:2182 160:2555 161:1367 162:3521 163:1443 164:1683 165:1674 166:785 167:1731 168:3825 169:877 170:4543 171:850 172:3437 173:3099 174:1018 175:1147 176:3599 177:4725 178:3570 179:2142 180:2386 181:3264 182:3202 183:1937 184:2354 185:19783 186:4594 187:3958 188:4031 189:3467 190:9088 191:1446 192:11014 193:8733 194:7160 195:5068 196:2982 197:2460 198:6017 199:6038 200:7667 201:5811 202:10509 203:10234 204:4525 205:3491 206:3896 207:3425 208:4075 209:4756 210:4348 211:2377 212:3994 213:3558 214:1113 215:53 216:6482 217:2631 218:1313 219:479 220:2046 221:926 222:768 223:1982 End of report