IPv4 R&E Routing Table Report 21:10 GMT Wed 14 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: 915903 Prefixes after maximum aggregation (per Origin AS): 346426 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 443578 Number of IPv4 prefixes with a valid ROA: 374016 Number of IPv4 prefixes with an invalid ROA: 2983 Number of IPv4 prefixes with no ROA: 538904 Total ASes present in the Internet Routing Table: 73931 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63536 Origin ASes announcing only one prefix: 26045 Transit ASes present in the Internet Routing Table: 10395 Transit-only ASes present in the Internet Routing Table: 430 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: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1060 Number of instances of unregistered ASNs: 1062 Number of 32-bit ASNs allocated by the RIRs: 40883 Number of 32-bit ASNs visible in the Routing Table: 33848 Prefixes from 32-bit ASNs in the Routing Table: 165358 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 4 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3062003968 Equivalent to 182 /8s, 130 /16s and 121 /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: 311081 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237623 Total APNIC prefixes after maximum aggregation: 68106 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232563 Unique aggregates announced from the APNIC address blocks: 97253 APNIC Region origin ASes present in the Internet Routing Table: 13147 APNIC Prefixes per ASN: 17.69 APNIC Region origin ASes announcing only one prefix: 3831 APNIC Region transit ASes present in the Internet Routing Table: 1764 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: 8415 Number of APNIC addresses announced to Internet: 773298688 Equivalent to 46 /8s, 23 /16s and 154 /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: 267545 Total ARIN prefixes after maximum aggregation: 121921 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 269039 Unique aggregates announced from the ARIN address blocks: 129405 ARIN Region origin ASes present in the Internet Routing Table: 19058 ARIN Prefixes per ASN: 14.12 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1932 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: 4700 Number of ARIN addresses announced to Internet: 1288090624 Equivalent to 76 /8s, 198 /16s and 180 /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: 263348 Total RIPE prefixes after maximum aggregation: 121623 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 260245 Unique aggregates announced from the RIPE address blocks: 155681 RIPE Region origin ASes present in the Internet Routing Table: 28181 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 11990 RIPE Region transit ASes present in the Internet Routing Table: 3916 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: 10919 Number of RIPE addresses announced to Internet: 716049920 Equivalent to 42 /8s, 174 /16s and 14 /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: 28327 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116944 Unique aggregates announced from the LACNIC address blocks: 48797 LACNIC Region origin ASes present in the Internet Routing Table: 11002 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2656 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: 8765 Number of LACNIC addresses announced to Internet: 176103936 Equivalent to 10 /8s, 127 /16s and 34 /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: 28699 Total AfriNIC prefixes after maximum aggregation: 5656 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36596 Unique aggregates announced from the AfriNIC address blocks: 12018 AfriNIC Region origin ASes present in the Internet Routing Table: 1712 AfriNIC Prefixes per ASN: 21.38 AfriNIC Region origin ASes announcing only one prefix: 596 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: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1049 Number of AfriNIC addresses announced to Internet: 108133888 Equivalent to 6 /8s, 113 /16s and 254 /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 9157 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3359 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2600 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2447 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2318 848 428 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11250 593 KIXS-AS-KR Korea Telecom, KR 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 7762 10640 2908 AMAZON-02, US 11492 4547 301 573 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3702 3066 330 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3458 1797 2504 AKAMAI-AS, US 749 3028 50577 2295 DNIC-AS-00749, US 7018 2601 24128 1571 ATT-INTERNET4, US 396982 2570 3483 365 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 384 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 6943 1706 146 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4062 3400 179 AKAMAI-ASN1, NL 8551 3697 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2651 252 1360 M247, RO 47331 2450 360 1851 TTNET, TR 34984 2252 358 609 TELLCOM-AS, TR 6849 2220 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 10883 3340 594 Uninet S.A. de C.V., MX 10620 3465 507 851 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2180 360 571 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1154 370 22 Telefonica del Peru S.A.A., PE 11664 1138 188 463 Techtel LMDS Comunicaciones Interactiva 26615 989 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 537 31 RAYA-AS, EG 24863 1519 393 21 LINKdotNET-AS, EG 36992 1361 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 40 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 527 53 45 WANANCHI-, KE 37342 436 32 1 MOVITEL, MZ 2018 367 319 67 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 10883 3340 594 Uninet S.A. de C.V., MX 9808 9157 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7762 10640 2908 AMAZON-02, US 12479 6943 1706 146 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4547 301 573 CABLEONE, US 39891 4486 264 55 ALJAWWALSTC-AS, SA 20940 4062 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 9157 9110 CHINAMOBILE-CN China Mobile Communications Grou 12479 6943 6797 UNI2-AS, ES 9121 6416 6399 TTNET, TR 7545 5937 5245 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7762 4854 AMAZON-02, US 39891 4486 4431 ALJAWWALSTC-AS, SA 11492 4547 3974 CABLEONE, US 20940 4062 3883 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3697 3659 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 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, BR 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 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 2914 NTT-LTD-2914, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6461 ZAYO-6461, US 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 /14:1196 /15:2077 /16:13506 /17:8317 /18:13875 /19:25061 /20:43722 /21:52250 /22:110025 /23:97971 /24:546848 /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 5987 6943 UNI2-AS, ES 9121 5556 6416 TTNET, TR 8151 4874 10883 Uninet S.A. de C.V., MX 39891 3541 4486 ALJAWWALSTC-AS, SA 11492 3454 4547 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3162 3697 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2727 3702 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2222 2563 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1646 2:1219 3:168 4:5 5:4090 6:110 7:5 8:1552 9:1 11:172 12:1611 13:374 14:2366 15:287 16:75 17:372 18:403 20:243 21:4 22:188 23:6024 24:2475 25:4 27:2781 29:19 31:2490 32:104 34:8 35:95 36:1815 37:4585 38:3926 39:818 40:144 41:3920 42:1082 43:2318 44:305 45:16489 46:4192 47:379 49:1705 50:1937 51:374 52:1527 54:395 55:820 56:8 57:85 58:1782 59:1165 60:1011 61:2422 62:2606 63:1952 64:5648 65:2330 66:4918 67:3027 68:1373 69:4142 70:1259 71:673 72:2993 74:2613 75:1464 76:599 77:2330 78:3947 79:2938 80:2054 81:1824 82:1491 83:1239 84:1514 85:3742 86:748 87:1921 88:2831 89:3515 90:579 91:7631 92:1987 93:2565 94:3525 95:4840 96:1314 97:344 98:1173 99:740 100:70 101:1061 102:2519 103:30693 104:4594 105:485 106:828 107:2540 108:919 109:4367 110:2051 111:3266 112:2028 113:1513 114:1596 115:2095 116:1851 117:2478 118:2291 119:1925 120:1694 121:1073 122:2588 123:2166 124:1523 125:2223 128:1303 129:974 130:974 131:2018 132:845 133:400 134:1906 135:295 136:887 137:1060 138:2588 139:1516 140:1033 141:1485 142:1420 143:1466 144:1192 145:352 146:1905 147:1515 148:2309 149:1879 150:870 151:1146 152:1944 153:537 154:3802 155:1415 156:1636 157:1298 158:1044 159:2244 160:2579 161:1435 162:3533 163:1476 164:1688 165:1636 166:833 167:1754 168:3868 169:925 170:4567 171:873 172:3523 173:3063 174:1035 175:1151 176:3629 177:4750 178:3556 179:2139 180:2417 181:3357 182:3227 183:1933 184:2364 185:20025 186:4643 187:3925 188:4083 189:3456 190:9166 191:1471 192:11016 193:8818 194:7205 195:5120 196:2971 197:2356 198:6001 199:6102 200:7742 201:5833 202:10516 203:10271 204:4609 205:3518 206:3820 207:3409 208:4112 209:4830 210:4361 211:2433 212:4070 213:3562 214:1107 215:55 216:6613 217:2649 218:1289 219:475 220:2035 221:956 222:742 223:1993 End of report