IPv4 R&E Routing Table Report 21:10 GMT Mon 09 Jan, 2023 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: 916426 Prefixes after maximum aggregation (per Origin AS): 347496 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 445091 Number of IPv4 prefixes with a valid ROA: 376246 Number of IPv4 prefixes with an invalid ROA: 2778 Number of IPv4 prefixes with no ROA: 537402 Total ASes present in the Internet Routing Table: 73987 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63562 Origin ASes announcing only one prefix: 26095 Transit ASes present in the Internet Routing Table: 10425 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 68 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: 1017 Number of instances of unregistered ASNs: 1026 Number of 32-bit ASNs allocated by the RIRs: 41043 Number of 32-bit ASNs visible in the Routing Table: 33961 Prefixes from 32-bit ASNs in the Routing Table: 166154 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 505 Number of addresses announced to Internet: 3063071232 Equivalent to 182 /8s, 146 /16s and 194 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 311360 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237803 Total APNIC prefixes after maximum aggregation: 68338 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232681 Unique aggregates announced from the APNIC address blocks: 97574 APNIC Region origin ASes present in the Internet Routing Table: 13199 APNIC Prefixes per ASN: 17.63 APNIC Region origin ASes announcing only one prefix: 3838 APNIC Region transit ASes present in the Internet Routing Table: 1791 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8471 Number of APNIC addresses announced to Internet: 773473536 Equivalent to 46 /8s, 26 /16s and 69 /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: 267453 Total ARIN prefixes after maximum aggregation: 122009 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 269062 Unique aggregates announced from the ARIN address blocks: 129725 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 14.12 ARIN Region origin ASes announcing only one prefix: 6986 ARIN Region transit ASes present in the Internet Routing Table: 1929 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: 4711 Number of ARIN addresses announced to Internet: 1285778944 Equivalent to 76 /8s, 163 /16s and 110 /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: 263916 Total RIPE prefixes after maximum aggregation: 122158 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 260699 Unique aggregates announced from the RIPE address blocks: 156044 RIPE Region origin ASes present in the Internet Routing Table: 28197 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12015 RIPE Region transit ASes present in the Internet Routing Table: 3913 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10958 Number of RIPE addresses announced to Internet: 719503360 Equivalent to 42 /8s, 226 /16s and 192 /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: 117579 Total LACNIC prefixes after maximum aggregation: 28372 LACNIC Deaggregation factor: 4.14 Prefixes being announced from the LACNIC address blocks: 116817 Unique aggregates announced from the LACNIC address blocks: 48918 LACNIC Region origin ASes present in the Internet Routing Table: 11001 LACNIC Prefixes per ASN: 10.62 LACNIC Region origin ASes announcing only one prefix: 2665 LACNIC Region transit ASes present in the Internet Routing Table: 2277 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8769 Number of LACNIC addresses announced to Internet: 176044288 Equivalent to 10 /8s, 126 /16s and 57 /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: 28658 Total AfriNIC prefixes after maximum aggregation: 5853 AfriNIC Deaggregation factor: 4.90 Prefixes being announced from the AfriNIC address blocks: 36661 Unique aggregates announced from the AfriNIC address blocks: 12419 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 21.44 AfriNIC Region origin ASes announcing only one prefix: 591 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: 1052 Number of AfriNIC addresses announced to Internet: 107978496 Equivalent to 6 /8s, 111 /16s and 159 /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 9267 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5939 786 699 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3627 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3096 1867 88 VNPT-AS-VN VNPT Corp, VN 9498 2695 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2359 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2284 11250 589 KIXS-AS-KR Korea Telecom, KR 4538 2264 4192 73 ERX-CERNET-BKB China Education and Rese 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 7781 10639 2920 AMAZON-02, US 11492 4549 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3688 3062 319 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3470 1797 2507 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2615 24132 1584 ATT-INTERNET4, US 396982 2573 3493 368 GOOGLE-CLOUD-PLATFORM, US 30036 2568 369 366 MEDIACOM-ENTERPRISE-BUSINESS, 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 6951 1706 146 UNI2-AS, ES 9121 6169 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4063 3400 179 AKAMAI-ASN1, NL 8551 3913 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 908 ROSTELECOM-AS, RU 47331 2669 384 2012 TTNET, TR 9009 2646 252 1353 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2194 339 20 UKRTELNET, 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 10909 3334 596 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2260 369 64 Instituto Costarricense de Electricidad 13999 2201 361 591 Mega Cable, S.A. de C.V., MX 28573 1342 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1136 186 461 Techtel LMDS Comunicaciones Interactiva 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 24835 1550 533 30 RAYA-AS, EG 24863 1399 354 175 LINKdotNET-AS, EG 36992 1327 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 43 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 611 1861 34 IAM-AS, MA 15399 519 53 44 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 2018 364 319 72 TENET-1, ZA 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 10909 3334 596 Uninet S.A. de C.V., MX 9808 9267 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7781 10639 2920 AMAZON-02, US 12479 6951 1706 146 UNI2-AS, ES 9121 6169 1692 17 TTNET, TR 7545 5939 786 699 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4549 301 565 CABLEONE, US 20940 4063 3400 179 AKAMAI-ASN1, NL 8551 3913 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 9267 9220 CHINAMOBILE-CN China Mobile Communications Grou 12479 6951 6805 UNI2-AS, ES 9121 6169 6152 TTNET, TR 7545 5939 5240 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7781 4861 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4549 3984 CABLEONE, US 20940 4063 3884 AKAMAI-ASN1, NL 8551 3913 3875 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3894 3861 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 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 6461 ZAYO-6461, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6461 ZAYO-6461, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6461 ZAYO-6461, US 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 /11:101 /12:299 /13:582 /14:1199 /15:2076 /16:13497 /17:8287 /18:13880 /19:25042 /20:43482 /21:52080 /22:109957 /23:98064 /24:547811 /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 6002 6951 UNI2-AS, ES 9121 5326 6169 TTNET, TR 8151 4957 10909 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3456 4549 CABLEONE, US 8551 3378 3913 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3328 3520 SHAW, CA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2724 3688 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2326 2669 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1628 2:1244 3:168 4:5 5:4083 6:110 7:5 8:1546 9:1 11:172 12:1596 13:378 14:2324 15:284 16:77 17:369 18:414 20:243 21:4 22:188 23:6061 24:2484 25:4 27:2785 29:19 31:2495 32:99 34:8 35:95 36:1837 37:4594 38:4007 39:828 40:144 41:3933 42:1051 43:2316 44:304 45:16486 46:4203 47:382 49:1727 50:1936 51:378 52:1546 54:396 55:865 56:8 57:82 58:1755 59:1169 60:1010 61:2414 62:2645 63:1935 64:5629 65:2322 66:4901 67:3040 68:1333 69:4096 70:1255 71:662 72:2982 74:2594 75:1464 76:597 77:2367 78:3937 79:3164 80:2066 81:1826 82:1482 83:1231 84:1515 85:3737 86:748 87:1926 88:2858 89:3559 90:588 91:7636 92:1990 93:2580 94:3534 95:4860 96:1315 97:344 98:1161 99:738 100:77 101:1064 102:2543 103:30840 104:4607 105:484 106:839 107:2535 108:910 109:4368 110:2049 111:3271 112:2026 113:1484 114:1600 115:2100 116:1842 117:2520 118:2290 119:1896 120:1715 121:1077 122:2592 123:2171 124:1542 125:2319 128:1312 129:1057 130:975 131:2008 132:841 133:405 134:1905 135:297 136:894 137:1064 138:2602 139:1534 140:1038 141:1484 142:1422 143:1444 144:1190 145:350 146:1903 147:1550 148:2292 149:1872 150:868 151:1136 152:1975 153:557 154:3837 155:1407 156:1657 157:1299 158:1046 159:2258 160:2569 161:1441 162:3548 163:1495 164:1688 165:1669 166:831 167:1758 168:3861 169:920 170:4581 171:888 172:3496 173:3058 174:1026 175:1154 176:3716 177:4773 178:3551 179:2154 180:2432 181:3387 182:3240 183:1937 184:2349 185:20014 186:4669 187:3933 188:4080 189:3444 190:9047 191:1451 192:10955 193:8849 194:7219 195:5117 196:2967 197:2387 198:5992 199:6104 200:7737 201:5866 202:10514 203:10252 204:4596 205:3510 206:3856 207:3397 208:4098 209:4805 210:4357 211:2423 212:4092 213:3554 214:1109 215:54 216:6593 217:2645 218:1293 219:472 220:2034 221:968 222:738 223:1981 End of report