IPv4 R&E Routing Table Report 21:10 GMT Mon 26 Dec, 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: 915845 Prefixes after maximum aggregation (per Origin AS): 346972 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 444345 Number of IPv4 prefixes with a valid ROA: 374347 Number of IPv4 prefixes with an invalid ROA: 2809 Number of IPv4 prefixes with no ROA: 538689 Total ASes present in the Internet Routing Table: 73973 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63572 Origin ASes announcing only one prefix: 26100 Transit ASes present in the Internet Routing Table: 10401 Transit-only ASes present in the Internet Routing Table: 421 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: 1038 Number of instances of unregistered ASNs: 1049 Number of 32-bit ASNs allocated by the RIRs: 40975 Number of 32-bit ASNs visible in the Routing Table: 33912 Prefixes from 32-bit ASNs in the Routing Table: 165631 Number of bogon 32-bit ASNs visible in the Routing Table: 58 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3065223680 Equivalent to 182 /8s, 179 /16s and 154 /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: 311195 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237630 Total APNIC prefixes after maximum aggregation: 68184 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232544 Unique aggregates announced from the APNIC address blocks: 97444 APNIC Region origin ASes present in the Internet Routing Table: 13179 APNIC Prefixes per ASN: 17.65 APNIC Region origin ASes announcing only one prefix: 3844 APNIC Region transit ASes present in the Internet Routing Table: 1777 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: 8446 Number of APNIC addresses announced to Internet: 773380352 Equivalent to 46 /8s, 24 /16s and 217 /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: 267444 Total ARIN prefixes after maximum aggregation: 122060 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268834 Unique aggregates announced from the ARIN address blocks: 129515 ARIN Region origin ASes present in the Internet Routing Table: 19052 ARIN Prefixes per ASN: 14.11 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1933 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: 4702 Number of ARIN addresses announced to Internet: 1287799040 Equivalent to 76 /8s, 194 /16s and 65 /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: 263361 Total RIPE prefixes after maximum aggregation: 121978 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 260350 Unique aggregates announced from the RIPE address blocks: 155995 RIPE Region origin ASes present in the Internet Routing Table: 28206 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12026 RIPE Region transit ASes present in the Internet Routing Table: 3910 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10945 Number of RIPE addresses announced to Internet: 719587840 Equivalent to 42 /8s, 228 /16s and 10 /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: 117638 Total LACNIC prefixes after maximum aggregation: 28286 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116916 Unique aggregates announced from the LACNIC address blocks: 48936 LACNIC Region origin ASes present in the Internet Routing Table: 10999 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2662 LACNIC Region transit ASes present in the Internet Routing Table: 2263 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8767 Number of LACNIC addresses announced to Internet: 176043776 Equivalent to 10 /8s, 126 /16s and 55 /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: 28734 Total AfriNIC prefixes after maximum aggregation: 5688 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 36687 Unique aggregates announced from the AfriNIC address blocks: 12041 AfriNIC Region origin ASes present in the Internet Routing Table: 1711 AfriNIC Prefixes per ASN: 21.44 AfriNIC Region origin ASes announcing only one prefix: 596 AfriNIC Region transit ASes present in the Internet Routing Table: 331 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: 108118528 Equivalent to 6 /8s, 113 /16s and 194 /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 9163 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5945 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3624 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3353 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2678 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2349 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2284 11250 589 KIXS-AS-KR Korea Telecom, KR 4538 2263 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 7726 10632 2932 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3697 3065 324 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3434 1776 2499 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2614 24131 1587 ATT-INTERNET4, US 396982 2574 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 393 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 6959 1706 146 UNI2-AS, ES 9121 6173 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4047 3400 179 AKAMAI-ASN1, NL 8551 3696 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 907 ROSTELECOM-AS, RU 47331 2681 385 2025 TTNET, TR 9009 2650 252 1359 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2195 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 10927 3340 591 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2194 358 585 Mega Cable, S.A. de C.V., MX 28573 1341 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 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1139 186 460 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 1515 537 32 RAYA-AS, EG 24863 1444 393 21 LINKdotNET-AS, EG 36992 1319 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 40 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 527 53 45 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 2018 373 319 71 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 10927 3340 591 Uninet S.A. de C.V., MX 9808 9163 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7726 10632 2932 AMAZON-02, US 12479 6959 1706 146 UNI2-AS, ES 9121 6173 1692 17 TTNET, TR 7545 5945 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4560 269 57 ALJAWWALSTC-AS, SA 11492 4546 301 565 CABLEONE, US 20940 4047 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 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 9163 9116 CHINAMOBILE-CN China Mobile Communications Grou 12479 6959 6813 UNI2-AS, ES 9121 6173 6156 TTNET, TR 7545 5945 5242 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7726 4794 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4047 3868 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3696 3658 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6461 ZAYO-6461, US 23.131.191.0/24 Origin: 212238 CDNEXT, GB 23.131.191.0/24 Transit: 60068 CDN77 \^_^, GB 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 /12:300 /13:587 /14:1199 /15:2076 /16:13503 /17:8298 /18:13881 /19:25034 /20:43619 /21:52140 /22:109894 /23:97998 /24:547146 /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 6005 6959 UNI2-AS, ES 9121 5326 6173 TTNET, TR 8151 4913 10927 Uninet S.A. de C.V., MX 39891 3551 4560 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3161 3696 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2727 3697 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2338 2681 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1624 2:1241 3:168 4:5 5:4111 6:110 7:5 8:1546 9:1 11:172 12:1610 13:368 14:2357 15:279 16:76 17:370 18:408 20:243 21:4 22:188 23:6016 24:2482 25:4 27:2786 29:19 31:2500 32:101 34:8 35:95 36:1817 37:4605 38:3971 39:821 40:144 41:3916 42:1052 43:2317 44:307 45:16457 46:4235 47:381 49:1708 50:1932 51:374 52:1543 54:395 55:728 56:8 57:84 58:1758 59:1168 60:1008 61:2425 62:2604 63:1938 64:5655 65:2323 66:4910 67:3033 68:1363 69:4141 70:1257 71:663 72:2994 74:2599 75:1464 76:597 77:2351 78:3940 79:2940 80:2066 81:1828 82:1487 83:1238 84:1513 85:3745 86:741 87:1928 88:2851 89:3523 90:592 91:7639 92:1988 93:2570 94:3508 95:4854 96:1315 97:344 98:1173 99:741 100:77 101:1062 102:2538 103:30800 104:4606 105:484 106:848 107:2544 108:915 109:4375 110:2046 111:3256 112:2025 113:1511 114:1597 115:2094 116:1845 117:2480 118:2282 119:1913 120:1693 121:1073 122:2588 123:2171 124:1522 125:2302 128:1301 129:1056 130:971 131:2017 132:845 133:404 134:1899 135:297 136:889 137:1060 138:2601 139:1514 140:1032 141:1487 142:1419 143:1450 144:1189 145:352 146:1903 147:1523 148:2289 149:1857 150:869 151:1147 152:1967 153:555 154:3814 155:1410 156:1642 157:1293 158:1045 159:2236 160:2579 161:1436 162:3559 163:1492 164:1693 165:1654 166:824 167:1752 168:3865 169:925 170:4562 171:887 172:3519 173:3061 174:1024 175:1151 176:3639 177:4790 178:3534 179:2156 180:2426 181:3382 182:3237 183:1935 184:2365 185:19976 186:4659 187:3927 188:4083 189:3458 190:9060 191:1473 192:10991 193:8837 194:7193 195:5114 196:2981 197:2399 198:5997 199:6109 200:7729 201:5885 202:10527 203:10236 204:4612 205:3516 206:3840 207:3403 208:4116 209:4827 210:4357 211:2421 212:4095 213:3553 214:1104 215:55 216:6600 217:2652 218:1289 219:472 220:2033 221:957 222:739 223:1977 End of report