IPv4 R&E Routing Table Report 21:10 GMT Mon 12 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: 914963 Prefixes after maximum aggregation (per Origin AS): 346385 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 443535 Number of IPv4 prefixes with a valid ROA: 373585 Number of IPv4 prefixes with an invalid ROA: 2977 Number of IPv4 prefixes with no ROA: 538401 Total ASes present in the Internet Routing Table: 73900 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63508 Origin ASes announcing only one prefix: 26034 Transit ASes present in the Internet Routing Table: 10392 Transit-only ASes present in the Internet Routing Table: 423 Paths with bogon ASNs present in the IPv4 Routing Table: 62 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: 1055 Number of instances of unregistered ASNs: 1057 Number of 32-bit ASNs allocated by the RIRs: 40870 Number of 32-bit ASNs visible in the Routing Table: 33817 Prefixes from 32-bit ASNs in the Routing Table: 165157 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: 518 Number of addresses announced to Internet: 3060320256 Equivalent to 182 /8s, 104 /16s and 200 /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: 310569 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237514 Total APNIC prefixes after maximum aggregation: 68114 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232459 Unique aggregates announced from the APNIC address blocks: 97277 APNIC Region origin ASes present in the Internet Routing Table: 13138 APNIC Prefixes per ASN: 17.69 APNIC Region origin ASes announcing only one prefix: 3825 APNIC Region transit ASes present in the Internet Routing Table: 1765 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: 8409 Number of APNIC addresses announced to Internet: 773309696 Equivalent to 46 /8s, 23 /16s and 197 /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: 267510 Total ARIN prefixes after maximum aggregation: 121953 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268944 Unique aggregates announced from the ARIN address blocks: 129554 ARIN Region origin ASes present in the Internet Routing Table: 19051 ARIN Prefixes per ASN: 14.12 ARIN Region origin ASes announcing only one prefix: 6965 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: 4691 Number of ARIN addresses announced to Internet: 1286227968 Equivalent to 76 /8s, 170 /16s and 72 /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: 262662 Total RIPE prefixes after maximum aggregation: 121564 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259601 Unique aggregates announced from the RIPE address blocks: 155512 RIPE Region origin ASes present in the Internet Routing Table: 28183 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11990 RIPE Region transit ASes present in the Internet Routing Table: 3911 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10916 Number of RIPE addresses announced to Internet: 716284416 Equivalent to 42 /8s, 177 /16s and 162 /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: 117496 Total LACNIC prefixes after maximum aggregation: 28309 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116822 Unique aggregates announced from the LACNIC address blocks: 48761 LACNIC Region origin ASes present in the Internet Routing Table: 10993 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2661 LACNIC Region transit ASes present in the Internet Routing Table: 2270 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: 8756 Number of LACNIC addresses announced to Internet: 176045568 Equivalent to 10 /8s, 126 /16s and 62 /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: 28726 Total AfriNIC prefixes after maximum aggregation: 5657 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 36618 Unique aggregates announced from the AfriNIC address blocks: 12003 AfriNIC Region origin ASes present in the Internet Routing Table: 1707 AfriNIC Prefixes per ASN: 21.45 AfriNIC Region origin ASes announcing only one prefix: 593 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: 1045 Number of AfriNIC addresses announced to Internet: 108123904 Equivalent to 6 /8s, 113 /16s and 215 /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 9142 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5943 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3519 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3361 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2581 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2451 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2313 849 417 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 7729 10631 2895 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3712 3066 330 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3483 1814 2521 AKAMAI-AS, US 749 3031 50578 2298 DNIC-AS-00749, US 7018 2594 24126 1561 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 6975 1730 151 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 20940 4070 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3699 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2649 252 1361 M247, RO 47331 2453 360 1852 TTNET, TR 34984 2252 358 609 TELLCOM-AS, TR 6849 2193 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 10869 3338 596 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 2156 353 566 Mega Cable, S.A. de C.V., MX 28573 1332 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 1136 184 465 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 1536 393 21 LINKdotNET-AS, EG 36992 1356 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 528 53 45 WANANCHI-, KE 37342 442 32 1 MOVITEL, MZ 2018 375 319 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 10869 3338 596 Uninet S.A. de C.V., MX 9808 9142 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7729 10631 2895 AMAZON-02, US 12479 6975 1730 151 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 7545 5943 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 20940 4070 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 7155 3893 265 32 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 9142 9095 CHINAMOBILE-CN China Mobile Communications Grou 12479 6975 6824 UNI2-AS, ES 9121 6416 6399 TTNET, TR 7545 5943 5249 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7729 4834 AMAZON-02, US 11492 4548 3981 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4070 3891 AKAMAI-ASN1, NL 7155 3893 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 100.88.0.0/17 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 23.131.189.0/24 Origin: 150303 SOLORDP-AS-AP SoloRDP, IN 23.131.189.0/24 Transit: 140947 SNTHOSTINGS-AS-AP SnTHostings, IN 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 /12:298 /13:584 /14:1196 /15:2082 /16:13515 /17:8318 /18:13882 /19:25060 /20:43732 /21:52219 /22:109924 /23:97911 /24:546073 /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 6013 6975 UNI2-AS, ES 9121 5556 6416 TTNET, TR 8151 4854 10869 Uninet S.A. de C.V., MX 11492 3455 4548 CABLEONE, US 6327 3328 3520 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 8551 3164 3699 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2739 3712 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) ---------------------------------------------- 1:1654 2:1027 3:168 4:5 5:4088 6:109 7:5 8:1554 9:1 11:172 12:1615 13:370 14:2367 15:287 16:75 17:370 18:394 20:243 21:4 22:188 23:6020 24:2474 25:4 27:2776 29:19 31:2486 32:102 34:8 35:95 36:1809 37:4579 38:3925 39:817 40:144 41:3911 42:1091 43:2318 44:309 45:16430 46:4156 47:378 49:1706 50:1937 51:246 52:1527 54:395 55:831 56:8 57:82 58:1792 59:1165 60:1009 61:2418 62:2605 63:1956 64:5647 65:2330 66:4854 67:3030 68:1374 69:4134 70:1266 71:672 72:2989 74:2613 75:1462 76:599 77:2256 78:3941 79:2940 80:2054 81:1814 82:1487 83:1235 84:1503 85:3739 86:747 87:1926 88:2823 89:3511 90:582 91:7619 92:1994 93:2569 94:3532 95:4835 96:1317 97:344 98:1174 99:740 100:70 101:1061 102:2496 103:30658 104:4590 105:485 106:831 107:2549 108:914 109:4343 110:2039 111:3254 112:2030 113:1514 114:1594 115:2091 116:1847 117:2473 118:2295 119:1916 120:1693 121:1071 122:2587 123:2160 124:1524 125:2203 128:1280 129:976 130:981 131:2019 132:844 133:400 134:1908 135:294 136:885 137:1063 138:2595 139:1513 140:1035 141:1489 142:1413 143:1464 144:1201 145:348 146:1903 147:1514 148:2294 149:1886 150:868 151:1147 152:1960 153:537 154:3799 155:1409 156:1637 157:1289 158:1043 159:2245 160:2571 161:1432 162:3546 163:1482 164:1681 165:1631 166:842 167:1751 168:3857 169:923 170:4568 171:872 172:3526 173:3062 174:1037 175:1150 176:3621 177:4781 178:3546 179:2147 180:2416 181:3364 182:3223 183:1936 184:2365 185:20008 186:4641 187:3920 188:4081 189:3448 190:9154 191:1472 192:11019 193:8818 194:7203 195:5122 196:2989 197:2356 198:6005 199:6099 200:7727 201:5848 202:10522 203:10266 204:4606 205:3508 206:3816 207:3407 208:4121 209:4838 210:4364 211:2430 212:4069 213:3561 214:1109 215:55 216:6627 217:2646 218:1291 219:474 220:2036 221:956 222:742 223:1986 End of report