IPv4 R&E Routing Table Report 21:10 GMT Sat 24 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: 915698 Prefixes after maximum aggregation (per Origin AS): 346924 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 444350 Number of IPv4 prefixes with a valid ROA: 374178 Number of IPv4 prefixes with an invalid ROA: 2811 Number of IPv4 prefixes with no ROA: 538709 Total ASes present in the Internet Routing Table: 73962 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63570 Origin ASes announcing only one prefix: 26101 Transit ASes present in the Internet Routing Table: 10392 Transit-only ASes present in the Internet Routing Table: 420 Paths with bogon ASNs present in the IPv4 Routing Table: 64 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: 1040 Number of instances of unregistered ASNs: 1051 Number of 32-bit ASNs allocated by the RIRs: 40965 Number of 32-bit ASNs visible in the Routing Table: 33910 Prefixes from 32-bit ASNs in the Routing Table: 165565 Number of bogon 32-bit ASNs visible in the Routing Table: 60 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3065236480 Equivalent to 182 /8s, 179 /16s and 204 /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: 311114 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237504 Total APNIC prefixes after maximum aggregation: 68160 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232432 Unique aggregates announced from the APNIC address blocks: 97440 APNIC Region origin ASes present in the Internet Routing Table: 13170 APNIC Prefixes per ASN: 17.65 APNIC Region origin ASes announcing only one prefix: 3840 APNIC Region transit ASes present in the Internet Routing Table: 1781 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: 8440 Number of APNIC addresses announced to Internet: 773368320 Equivalent to 46 /8s, 24 /16s and 170 /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: 267490 Total ARIN prefixes after maximum aggregation: 122058 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268851 Unique aggregates announced from the ARIN address blocks: 129532 ARIN Region origin ASes present in the Internet Routing Table: 19051 ARIN Prefixes per ASN: 14.11 ARIN Region origin ASes announcing only one prefix: 6974 ARIN Region transit ASes present in the Internet Routing Table: 1926 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: 4703 Number of ARIN addresses announced to Internet: 1287869184 Equivalent to 76 /8s, 195 /16s and 83 /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: 263293 Total RIPE prefixes after maximum aggregation: 121953 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 260277 Unique aggregates announced from the RIPE address blocks: 155977 RIPE Region origin ASes present in the Internet Routing Table: 28198 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12025 RIPE Region transit ASes present in the Internet Routing Table: 3901 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: 10942 Number of RIPE addresses announced to Internet: 719544832 Equivalent to 42 /8s, 227 /16s and 98 /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: 117628 Total LACNIC prefixes after maximum aggregation: 28287 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116937 Unique aggregates announced from the LACNIC address blocks: 48947 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2664 LACNIC Region transit ASes present in the Internet Routing Table: 2264 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: 8771 Number of LACNIC addresses announced to Internet: 176049152 Equivalent to 10 /8s, 126 /16s and 76 /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: 28743 Total AfriNIC prefixes after maximum aggregation: 5689 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 36687 Unique aggregates announced from the AfriNIC address blocks: 12040 AfriNIC Region origin ASes present in the Internet Routing Table: 1713 AfriNIC Prefixes per ASN: 21.42 AfriNIC Region origin ASes announcing only one prefix: 598 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: 1054 Number of AfriNIC addresses announced to Internet: 108110848 Equivalent to 6 /8s, 113 /16s and 164 /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 3625 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 849 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 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 7749 10637 2931 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3696 3065 324 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3463 1794 2515 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 6175 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4048 3400 179 AKAMAI-ASN1, NL 8551 3699 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2916 2290 907 ROSTELECOM-AS, RU 47331 2684 386 2026 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 10926 3340 594 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 2192 358 584 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 1152 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 1516 537 32 RAYA-AS, EG 24863 1489 393 21 LINKdotNET-AS, EG 36992 1321 1518 274 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 67 43 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 527 53 45 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 2018 365 319 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 10926 3340 594 Uninet S.A. de C.V., MX 9808 9163 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7749 10637 2931 AMAZON-02, US 12479 6959 1706 146 UNI2-AS, ES 9121 6175 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 4048 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 6175 6158 TTNET, TR 7545 5945 5242 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7749 4818 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4048 3869 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3699 3661 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 /17:8299 /18:13881 /19:25034 /20:43623 /21:52134 /22:109935 /23:97954 /24:547003 /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 5328 6175 TTNET, TR 8151 4912 10926 Uninet S.A. de C.V., MX 39891 3551 4560 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3164 3699 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2726 3696 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2341 2684 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1624 2:1230 3:168 4:5 5:4109 6:110 7:5 8:1533 9:1 11:172 12:1609 13:370 14:2361 15:282 16:76 17:370 18:409 20:243 21:4 22:188 23:6014 24:2478 25:4 27:2785 29:19 31:2494 32:103 34:8 35:95 36:1816 37:4595 38:3972 39:821 40:144 41:3916 42:1052 43:2316 44:307 45:16464 46:4222 47:381 49:1708 50:1935 51:374 52:1543 54:396 55:755 56:8 57:84 58:1757 59:1168 60:1008 61:2424 62:2601 63:1939 64:5651 65:2322 66:4909 67:3033 68:1364 69:4141 70:1256 71:663 72:2994 74:2599 75:1464 76:597 77:2353 78:3940 79:2941 80:2067 81:1825 82:1486 83:1240 84:1514 85:3745 86:742 87:1924 88:2850 89:3524 90:592 91:7631 92:1986 93:2568 94:3507 95:4851 96:1315 97:344 98:1173 99:741 100:77 101:1061 102:2538 103:30765 104:4616 105:484 106:848 107:2545 108:916 109:4377 110:2043 111:3260 112:2023 113:1511 114:1597 115:2094 116:1842 117:2480 118:2283 119:1893 120:1693 121:1073 122:2589 123:2172 124:1523 125:2301 128:1303 129:1052 130:973 131:2021 132:843 133:403 134:1898 135:292 136:889 137:1061 138:2606 139:1512 140:1032 141:1491 142:1420 143:1448 144:1187 145:352 146:1901 147:1522 148:2289 149:1858 150:870 151:1147 152:1966 153:555 154:3812 155:1411 156:1637 157:1290 158:1045 159:2237 160:2576 161:1438 162:3559 163:1487 164:1689 165:1654 166:827 167:1749 168:3864 169:925 170:4571 171:887 172:3519 173:3060 174:1024 175:1150 176:3636 177:4797 178:3533 179:2159 180:2426 181:3369 182:3229 183:1935 184:2366 185:19987 186:4653 187:3930 188:4094 189:3456 190:9048 191:1472 192:10983 193:8834 194:7199 195:5114 196:2979 197:2391 198:5995 199:6103 200:7732 201:5886 202:10522 203:10231 204:4609 205:3523 206:3839 207:3405 208:4114 209:4828 210:4355 211:2421 212:4090 213:3554 214:1104 215:55 216:6595 217:2652 218:1289 219:472 220:2033 221:957 222:739 223:1977 End of report