IPv4 R&E Routing Table Report 21:10 GMT Thu 07 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: 896025 Prefixes after maximum aggregation (per Origin AS): 338884 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 435867 Number of IPv4 prefixes with a valid ROA: 334898 Number of IPv4 prefixes with an invalid ROA: 3043 Number of IPv4 prefixes with no ROA: 558084 Total ASes present in the Internet Routing Table: 73358 Prefixes per ASN: 12.21 Origin-only ASes present in the Internet Routing Table: 63025 Origin ASes announcing only one prefix: 25881 Transit ASes present in the Internet Routing Table: 10333 Transit-only ASes present in the Internet Routing Table: 386 Paths with bogon ASNs present in the IPv4 Routing Table: 47 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1004 Number of instances of unregistered ASNs: 1010 Number of 32-bit ASNs allocated by the RIRs: 39747 Number of 32-bit ASNs visible in the Routing Table: 32946 Prefixes from 32-bit ASNs in the Routing Table: 156932 Number of bogon 32-bit ASNs visible in the Routing Table: 39 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 3067418368 Equivalent to 182 /8s, 213 /16s and 23 /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: 299094 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236382 Total APNIC prefixes after maximum aggregation: 66734 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 231504 Unique aggregates announced from the APNIC address blocks: 95454 APNIC Region origin ASes present in the Internet Routing Table: 12756 APNIC Prefixes per ASN: 18.15 APNIC Region origin ASes announcing only one prefix: 3668 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: 7980 Number of APNIC addresses announced to Internet: 772656384 Equivalent to 46 /8s, 13 /16s and 205 /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: 263562 Total ARIN prefixes after maximum aggregation: 120482 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263760 Unique aggregates announced from the ARIN address blocks: 126899 ARIN Region origin ASes present in the Internet Routing Table: 19030 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: 1928 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: 4553 Number of ARIN addresses announced to Internet: 1296041984 Equivalent to 77 /8s, 64 /16s and 8 /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: 251430 Total RIPE prefixes after maximum aggregation: 117709 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248764 Unique aggregates announced from the RIPE address blocks: 152566 RIPE Region origin ASes present in the Internet Routing Table: 28164 RIPE Prefixes per ASN: 8.83 RIPE Region origin ASes announcing only one prefix: 12045 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: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10738 Number of RIPE addresses announced to Internet: 714093568 Equivalent to 42 /8s, 144 /16s and 52 /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: 115620 Total LACNIC prefixes after maximum aggregation: 27672 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115406 Unique aggregates announced from the LACNIC address blocks: 48772 LACNIC Region origin ASes present in the Internet Routing Table: 10974 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 2674 LACNIC Region transit ASes present in the Internet Routing Table: 2230 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8697 Number of LACNIC addresses announced to Internet: 176514816 Equivalent to 10 /8s, 133 /16s and 103 /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: 28027 Total AfriNIC prefixes after maximum aggregation: 5523 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36068 Unique aggregates announced from the AfriNIC address blocks: 11732 AfriNIC Region origin ASes present in the Internet Routing Table: 1652 AfriNIC Prefixes per ASN: 21.83 AfriNIC Region origin ASes announcing only one prefix: 577 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: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 978 Number of AfriNIC addresses announced to Internet: 107796736 Equivalent to 6 /8s, 108 /16s and 217 /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 8995 8883 46 CHINAMOBILE-CN China Mobile Communicati 7545 5915 787 686 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3566 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3510 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3420 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2425 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2255 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2124 424 215 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 6769 10393 2687 AMAZON-02, US 11492 4508 299 676 CABLEONE, US 22773 3937 3074 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3902 265 32 VIASAT-SP-BACKBONE, US 16625 3466 1784 2505 AKAMAI-AS, US 6327 3436 1319 63 SHAW, CA 749 2993 50740 2251 DNIC-AS-00749, US 30036 2631 374 139 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2510 3343 359 GOOGLE-CLOUD-PLATFORM, US 209 2411 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 6854 1730 144 UNI2-AS, ES 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4001 3193 570 AKAMAI-ASN1, NL 12389 2906 2287 906 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2579 254 1335 M247, GB 34984 2252 358 639 TELLCOM-AS, TR 58224 1775 933 560 TCI, IR 61317 1632 115 1060 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 10745 3397 556 Uninet S.A. de C.V., MX 10620 3473 514 774 Telmex Colombia S.A., CO 11830 2434 369 64 Instituto Costarricense de Electricidad 13999 1903 312 501 Mega Cable, S.A. de C.V., MX 28573 1357 2329 273 Claro NXT Telecomunicacoes Ltda, BR 6503 1312 344 526 Axtel, S.A.B. de C.V., MX 3816 1262 683 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1078 369 21 Telefonica del Peru S.A.A., PE 11664 1001 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 958 65 57 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 515 51 36 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 10745 3397 556 Uninet S.A. de C.V., MX 9808 8995 8883 46 CHINAMOBILE-CN China Mobile Communicati 12479 6854 1730 144 UNI2-AS, ES 16509 6769 10393 2687 AMAZON-02, US 7545 5915 787 686 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4508 299 676 CABLEONE, US 8551 4009 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 4001 3193 570 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 8995 8949 CHINAMOBILE-CN China Mobile Communications Grou 12479 6854 6710 UNI2-AS, ES 7545 5915 5229 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4835 4760 ERX-CERNET-BKB China Education and Research Net 16509 6769 4082 AMAZON-02, US 8551 4009 3970 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3902 3870 VIASAT-SP-BACKBONE, US 11492 4508 3832 CABLEONE, US 22773 3937 3578 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 /11:100 /12:306 /13:592 /14:1202 /15:2093 /16:13550 /17:8345 /18:13895 /19:25102 /20:44408 /21:51592 /22:108344 /23:96033 /24:530393 /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 5834 6854 UNI2-AS, ES 8151 4490 10745 Uninet S.A. de C.V., MX 8551 3472 4009 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3415 4508 CABLEONE, US 6327 3247 3436 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3902 VIASAT-SP-BACKBONE, US 22773 2939 3937 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2288 2631 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 8:1541 9:1 11:173 12:1644 13:343 14:2339 15:232 16:44 17:385 18:183 19:1 20:238 21:4 22:188 23:5751 24:2393 25:6 27:2683 29:19 31:2449 32:92 34:7 35:88 36:1798 37:4430 38:3198 39:716 40:152 41:3894 42:1125 43:2222 44:289 45:15972 46:4098 47:328 49:1678 50:1949 51:237 52:1452 54:384 55:846 56:8 57:60 58:1826 59:1190 60:970 61:2266 62:2524 63:1932 64:5559 65:2337 66:4875 67:2986 68:1193 69:4177 70:1332 71:686 72:3038 74:2635 75:1398 76:589 77:2227 78:1866 79:3132 80:1994 81:1632 82:1495 83:1209 84:1334 85:2950 86:732 87:1907 88:1154 89:3318 90:539 91:7623 92:2013 93:2552 94:3465 95:3839 96:1309 97:352 98:1015 99:752 100:76 101:1041 102:2147 103:29470 104:4527 105:468 106:873 107:2546 108:863 109:4314 110:1989 111:3267 112:2035 113:1497 114:1480 115:2139 116:1890 117:2401 118:2312 119:1862 120:1659 121:1110 122:2532 123:2125 124:1541 125:2132 128:1249 129:1060 130:989 131:2031 132:820 133:377 134:1939 135:305 136:895 137:1000 138:2471 139:1536 140:903 141:1444 142:1304 143:1414 144:1205 145:351 146:1826 147:1520 148:2240 149:1706 150:869 151:1065 152:1853 153:541 154:3646 155:1440 156:1683 157:1260 158:1035 159:2233 160:2502 161:1288 162:3474 163:1291 164:1646 165:1628 166:763 167:1758 168:3810 169:888 170:4513 171:832 172:3250 173:3135 174:1019 175:1146 176:3572 177:4592 178:3541 179:2147 180:2383 181:3234 182:3214 183:1941 184:2346 185:19630 186:4340 187:3813 188:3962 189:3393 190:9040 191:1473 192:11005 193:8660 194:7067 195:5015 196:3042 197:2425 198:5984 199:6057 200:7602 201:5866 202:10529 203:10244 204:4533 205:3455 206:3743 207:3393 208:4029 209:4689 210:4484 211:2432 212:4028 213:3435 214:1137 215:67 216:6494 217:2637 218:1314 219:570 220:2003 221:969 222:841 223:1957 End of report