IPv4 R&E Routing Table Report 21:10 GMT Mon 11 Jul, 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: 896078 Prefixes after maximum aggregation (per Origin AS): 338946 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 436252 Number of IPv4 prefixes with a valid ROA: 334947 Number of IPv4 prefixes with an invalid ROA: 3022 Number of IPv4 prefixes with no ROA: 558109 Total ASes present in the Internet Routing Table: 73367 Prefixes per ASN: 12.21 Origin-only ASes present in the Internet Routing Table: 63054 Origin ASes announcing only one prefix: 25859 Transit ASes present in the Internet Routing Table: 10313 Transit-only ASes present in the Internet Routing Table: 387 Paths with bogon ASNs present in the IPv4 Routing Table: 54 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: 1000 Number of instances of unregistered ASNs: 1006 Number of 32-bit ASNs allocated by the RIRs: 39775 Number of 32-bit ASNs visible in the Routing Table: 32953 Prefixes from 32-bit ASNs in the Routing Table: 157214 Number of bogon 32-bit ASNs visible in the Routing Table: 45 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3065423616 Equivalent to 182 /8s, 182 /16s and 167 /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: 299170 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236319 Total APNIC prefixes after maximum aggregation: 66686 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 231376 Unique aggregates announced from the APNIC address blocks: 95473 APNIC Region origin ASes present in the Internet Routing Table: 12754 APNIC Prefixes per ASN: 18.14 APNIC Region origin ASes announcing only one prefix: 3670 APNIC Region transit ASes present in the Internet Routing Table: 1751 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7978 Number of APNIC addresses announced to Internet: 770528000 Equivalent to 45 /8s, 237 /16s and 83 /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: 263796 Total ARIN prefixes after maximum aggregation: 120569 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263954 Unique aggregates announced from the ARIN address blocks: 127073 ARIN Region origin ASes present in the Internet Routing Table: 19041 ARIN Prefixes per ASN: 13.86 ARIN Region origin ASes announcing only one prefix: 6917 ARIN Region transit ASes present in the Internet Routing Table: 1921 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: 4557 Number of ARIN addresses announced to Internet: 1296051200 Equivalent to 77 /8s, 64 /16s and 44 /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: 251547 Total RIPE prefixes after maximum aggregation: 117746 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248991 Unique aggregates announced from the RIPE address blocks: 152737 RIPE Region origin ASes present in the Internet Routing Table: 28167 RIPE Prefixes per ASN: 8.84 RIPE Region origin ASes announcing only one prefix: 12043 RIPE Region transit ASes present in the Internet Routing Table: 3927 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10743 Number of RIPE addresses announced to Internet: 714151680 Equivalent to 42 /8s, 145 /16s and 23 /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: 115355 Total LACNIC prefixes after maximum aggregation: 27678 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 115123 Unique aggregates announced from the LACNIC address blocks: 48777 LACNIC Region origin ASes present in the Internet Routing Table: 10963 LACNIC Prefixes per ASN: 10.50 LACNIC Region origin ASes announcing only one prefix: 2650 LACNIC Region transit ASes present in the Internet Routing Table: 2228 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8688 Number of LACNIC addresses announced to Internet: 176541696 Equivalent to 10 /8s, 133 /16s and 208 /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: 28061 Total AfriNIC prefixes after maximum aggregation: 5516 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36118 Unique aggregates announced from the AfriNIC address blocks: 11760 AfriNIC Region origin ASes present in the Internet Routing Table: 1661 AfriNIC Prefixes per ASN: 21.74 AfriNIC Region origin ASes announcing only one prefix: 579 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 987 Number of AfriNIC addresses announced to Internet: 107852032 Equivalent to 6 /8s, 109 /16s and 177 /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 8989 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5914 787 687 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3571 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3507 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3420 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2426 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2256 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2174 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2124 425 217 TATACOMM-AS TATA Communications formerl 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 6789 10396 2687 AMAZON-02, US 11492 4510 299 678 CABLEONE, US 22773 3934 3075 362 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3902 265 32 VIASAT-SP-BACKBONE, US 16625 3473 1789 2511 AKAMAI-AS, US 6327 3436 1319 63 SHAW, CA 749 2990 50739 2248 DNIC-AS-00749, US 30036 2634 375 126 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2392 4936 410 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 6878 1730 144 UNI2-AS, ES 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4009 3193 571 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 12389 2906 2287 906 ROSTELECOM-AS, RU 6849 2672 355 21 UKRTELNET, UA 9009 2579 254 1335 M247, GB 34984 2248 358 637 TELLCOM-AS, TR 58224 1767 929 565 TCI, IR 61317 1626 115 1065 ASDETUK www.heficed.com, GB 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 10357 3397 562 Uninet S.A. de C.V., MX 10620 3475 514 776 Telmex Colombia S.A., CO 11830 2428 369 64 Instituto Costarricense de Electricidad 13999 1911 314 507 Mega Cable, S.A. de C.V., MX 28573 1359 2330 272 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1262 683 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1075 369 21 Telefonica del Peru S.A.A., PE 11664 997 179 460 Techtel LMDS Comunicaciones Interactiva 26615 979 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 1610 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 271 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 967 65 45 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 610 1863 34 IAM-AS, MA 15399 516 52 37 WANANCHI-, KE 37342 462 32 1 MOVITEL, MZ 23889 402 232 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 10357 3397 562 Uninet S.A. de C.V., MX 9808 8989 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6878 1730 144 UNI2-AS, ES 16509 6789 10396 2687 AMAZON-02, US 7545 5914 787 687 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4510 299 678 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 4009 3193 571 AKAMAI-ASN1, NL 39891 4005 234 45 ALJAWWALSTC-AS, SA 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 8989 8943 CHINAMOBILE-CN China Mobile Communications Grou 12479 6878 6734 UNI2-AS, ES 7545 5914 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4762 ERX-CERNET-BKB China Education and Research Net 16509 6789 4102 AMAZON-02, US 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3902 3870 VIASAT-SP-BACKBONE, US 11492 4510 3832 CABLEONE, US 22773 3934 3572 ASN-CXA-ALL-CCI-22773-RDC, US 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 23.141.0.0/24 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 /10:40 /11:99 /12:306 /13:592 /14:1202 /15:2093 /16:13547 /17:8343 /18:13899 /19:25102 /20:44404 /21:51407 /22:108311 /23:96193 /24:530510 /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 5858 6878 UNI2-AS, ES 8151 4266 10357 Uninet S.A. de C.V., MX 8551 3473 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3417 4510 CABLEONE, US 6327 3247 3436 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3902 VIASAT-SP-BACKBONE, US 22773 2934 3934 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2530 2672 UKRTELNET, UA 30036 2291 2634 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1921 2:1042 3:157 4:5 5:3815 6:109 7:6 8:1543 9:1 11:173 12:1646 13:343 14:2335 15:232 16:44 17:386 18:183 20:240 21:4 22:188 23:5775 24:2392 25:6 27:2683 29:19 31:2436 32:92 34:7 35:88 36:1801 37:4393 38:3229 39:717 40:152 41:3893 42:1125 43:2238 44:290 45:16015 46:4103 47:329 49:1686 50:1949 51:237 52:1449 54:386 55:851 56:8 57:60 58:1836 59:1187 60:968 61:2265 62:2525 63:1933 64:5556 65:2336 66:4893 67:2984 68:1193 69:4178 70:1332 71:688 72:3044 74:2640 75:1397 76:590 77:2231 78:1874 79:3133 80:1995 81:1632 82:1495 83:1213 84:1338 85:2952 86:730 87:1904 88:1155 89:3326 90:539 91:7614 92:2013 93:2553 94:3486 95:3839 96:1308 97:352 98:1017 99:753 100:77 101:1040 102:2171 103:29530 104:4538 105:468 106:874 107:2550 108:863 109:4313 110:1988 111:3268 112:2028 113:1497 114:1238 115:2141 116:1894 117:2435 118:2316 119:1865 120:1658 121:1110 122:2535 123:2124 124:1519 125:2130 128:1250 129:1056 130:993 131:2029 132:812 133:377 134:1942 135:305 136:893 137:1002 138:2466 139:1530 140:904 141:1449 142:1287 143:1412 144:1207 145:355 146:1827 147:1521 148:2240 149:1743 150:869 151:1067 152:1853 153:542 154:3650 155:1440 156:1689 157:1267 158:1038 159:2231 160:2499 161:1287 162:3477 163:1307 164:1646 165:1633 166:764 167:1756 168:3834 169:888 170:4533 171:832 172:3267 173:3143 174:1020 175:1148 176:3576 177:4641 178:3549 179:2183 180:2382 181:3242 182:3217 183:1940 184:2345 185:19649 186:4371 187:3736 188:3973 189:3392 190:9033 191:1498 192:10991 193:8660 194:7081 195:5021 196:3034 197:2415 198:5987 199:6050 200:7582 201:5727 202:10503 203:10253 204:4531 205:3455 206:3762 207:3391 208:4027 209:4689 210:4485 211:2433 212:4032 213:3445 214:1139 215:67 216:6499 217:2639 218:1315 219:571 220:2002 221:969 222:845 223:1954 End of report