IPv4 R&E Routing Table Report 21:10 GMT Mon 14 Nov, 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: 913911 Prefixes after maximum aggregation (per Origin AS): 345208 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442271 Number of IPv4 prefixes with a valid ROA: 369344 Number of IPv4 prefixes with an invalid ROA: 2795 Number of IPv4 prefixes with no ROA: 541772 Total ASes present in the Internet Routing Table: 73771 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63434 Origin ASes announcing only one prefix: 26011 Transit ASes present in the Internet Routing Table: 10337 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 61 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: 1076 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 40611 Number of 32-bit ASNs visible in the Routing Table: 33648 Prefixes from 32-bit ASNs in the Routing Table: 163418 Number of bogon 32-bit ASNs visible in the Routing Table: 40 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 508 Number of addresses announced to Internet: 3064089600 Equivalent to 182 /8s, 162 /16s and 76 /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: 310028 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237853 Total APNIC prefixes after maximum aggregation: 67827 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232701 Unique aggregates announced from the APNIC address blocks: 96967 APNIC Region origin ASes present in the Internet Routing Table: 13054 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 3765 APNIC Region transit ASes present in the Internet Routing Table: 1760 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: 8312 Number of APNIC addresses announced to Internet: 773390336 Equivalent to 46 /8s, 25 /16s and 0 /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: 267097 Total ARIN prefixes after maximum aggregation: 121842 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268492 Unique aggregates announced from the ARIN address blocks: 129091 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.08 ARIN Region origin ASes announcing only one prefix: 6986 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: 4677 Number of ARIN addresses announced to Internet: 1290022656 Equivalent to 76 /8s, 228 /16s and 47 /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: 262048 Total RIPE prefixes after maximum aggregation: 120973 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 258986 Unique aggregates announced from the RIPE address blocks: 155054 RIPE Region origin ASes present in the Internet Routing Table: 28134 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11986 RIPE Region transit ASes present in the Internet Routing Table: 3889 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: 10863 Number of RIPE addresses announced to Internet: 716301312 Equivalent to 42 /8s, 177 /16s and 228 /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: 116947 Total LACNIC prefixes after maximum aggregation: 28121 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116382 Unique aggregates announced from the LACNIC address blocks: 48730 LACNIC Region origin ASes present in the Internet Routing Table: 10990 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2680 LACNIC Region transit ASes present in the Internet Routing Table: 2253 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8758 Number of LACNIC addresses announced to Internet: 175975680 Equivalent to 10 /8s, 125 /16s and 45 /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: 28890 Total AfriNIC prefixes after maximum aggregation: 5653 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 36841 Unique aggregates announced from the AfriNIC address blocks: 12006 AfriNIC Region origin ASes present in the Internet Routing Table: 1711 AfriNIC Prefixes per ASN: 21.53 AfriNIC Region origin ASes announcing only one prefix: 594 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1038 Number of AfriNIC addresses announced to Internet: 108082688 Equivalent to 6 /8s, 113 /16s and 54 /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 9127 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5943 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3522 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3398 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2971 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2531 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2295 11251 598 KIXS-AS-KR Korea Telecom, KR 24560 2282 848 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2180 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 7607 10615 2920 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3749 3063 339 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3563 1860 2554 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3065 50657 2332 DNIC-AS-00749, US 30036 2590 370 311 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2581 24059 1553 ATT-INTERNET4, US 396982 2562 3481 357 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 6935 1730 144 UNI2-AS, ES 9121 6769 1692 17 TTNET, TR 20940 4116 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2632 252 1355 M247, RO 6849 2374 339 20 UKRTELNET, UA 34984 2239 357 615 TELLCOM-AS, TR 47331 2060 310 1555 TTNET, TR 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 10830 3347 601 Uninet S.A. de C.V., MX 10620 3476 511 837 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2113 343 548 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 726 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1113 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1084 369 22 Telefonica del Peru S.A.A., PE 26615 991 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 1572 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1008 67 53 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 527 53 43 WANANCHI-, KE 37342 494 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 10830 3347 601 Uninet S.A. de C.V., MX 9808 9127 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7607 10615 2920 AMAZON-02, US 12479 6935 1730 144 UNI2-AS, ES 9121 6769 1692 17 TTNET, TR 7545 5943 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4116 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 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 9127 9080 CHINAMOBILE-CN China Mobile Communications Grou 12479 6935 6791 UNI2-AS, ES 9121 6769 6752 TTNET, TR 7545 5943 5251 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7607 4687 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4116 3939 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 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 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 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 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 /13:587 /14:1195 /15:2078 /16:13532 /17:8357 /18:13953 /19:25061 /20:44000 /21:52234 /22:109979 /23:97856 /24:544611 /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 5954 6935 UNI2-AS, ES 9121 5903 6769 TTNET, TR 8151 4780 10830 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2773 3749 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2246 2590 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1892 2:1032 3:166 4:5 5:4023 6:118 7:5 8:1556 9:1 11:173 12:1618 13:356 14:2375 15:288 16:71 17:364 18:382 20:239 21:4 22:188 23:6022 24:2469 25:4 27:2779 29:19 31:2474 32:90 34:8 35:94 36:1784 37:4524 38:3751 39:774 40:144 41:3951 42:1182 43:2251 44:298 45:16283 46:4145 47:377 49:1710 50:1926 51:244 52:1501 54:397 55:843 56:8 57:82 58:1816 59:1170 60:1009 61:2413 62:2574 63:1952 64:5642 65:2323 66:4841 67:3021 68:1372 69:4155 70:1296 71:686 72:3000 74:2646 75:1477 76:600 77:2241 78:3945 79:3151 80:2038 81:1810 82:1494 83:1210 84:1475 85:3737 86:731 87:1922 88:2817 89:3465 90:552 91:7611 92:2042 93:2559 94:3542 95:4827 96:1337 97:348 98:1173 99:740 100:69 101:1074 102:2451 103:30432 104:4546 105:477 106:888 107:2537 108:921 109:4344 110:2014 111:3269 112:2051 113:1522 114:1594 115:2078 116:1849 117:2477 118:2331 119:1869 120:1678 121:1101 122:2586 123:2150 124:1523 125:2170 128:1277 129:975 130:978 131:2036 132:846 133:401 134:1922 135:291 136:886 137:1054 138:2545 139:1526 140:1102 141:1482 142:1422 143:1408 144:1195 145:350 146:1893 147:1517 148:2262 149:1825 150:881 151:1145 152:1960 153:534 154:3810 155:1431 156:1624 157:1296 158:1041 159:2215 160:2591 161:1393 162:3508 163:1457 164:1686 165:1645 166:831 167:1727 168:3849 169:909 170:4539 171:850 172:3508 173:3104 174:1037 175:1156 176:3609 177:4773 178:3534 179:2137 180:2400 181:3332 182:3202 183:1936 184:2352 185:19867 186:4524 187:3962 188:4031 189:3443 190:9065 191:1433 192:11008 193:8767 194:7190 195:5119 196:2989 197:2481 198:6000 199:6075 200:7616 201:5842 202:10535 203:10277 204:4600 205:3486 206:3837 207:3404 208:4098 209:4799 210:4377 211:2391 212:4040 213:3533 214:1096 215:53 216:6534 217:2624 218:1309 219:483 220:2053 221:951 222:784 223:1989 End of report