IPv4 R&E Routing Table Report 21:10 GMT Sat 10 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: 914838 Prefixes after maximum aggregation (per Origin AS): 346168 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 443321 Number of IPv4 prefixes with a valid ROA: 373470 Number of IPv4 prefixes with an invalid ROA: 2959 Number of IPv4 prefixes with no ROA: 538409 Total ASes present in the Internet Routing Table: 73877 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63485 Origin ASes announcing only one prefix: 26021 Transit ASes present in the Internet Routing Table: 10392 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 65 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: 1077 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 40855 Number of 32-bit ASNs visible in the Routing Table: 33803 Prefixes from 32-bit ASNs in the Routing Table: 165228 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: 522 Number of addresses announced to Internet: 3059762688 Equivalent to 182 /8s, 96 /16s and 70 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 310535 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237659 Total APNIC prefixes after maximum aggregation: 68074 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 232530 Unique aggregates announced from the APNIC address blocks: 97255 APNIC Region origin ASes present in the Internet Routing Table: 13130 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3818 APNIC Region transit ASes present in the Internet Routing Table: 1770 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: 8402 Number of APNIC addresses announced to Internet: 773295872 Equivalent to 46 /8s, 23 /16s and 143 /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: 267361 Total ARIN prefixes after maximum aggregation: 121767 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 268969 Unique aggregates announced from the ARIN address blocks: 129556 ARIN Region origin ASes present in the Internet Routing Table: 19052 ARIN Prefixes per ASN: 14.12 ARIN Region origin ASes announcing only one prefix: 6973 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: 4695 Number of ARIN addresses announced to Internet: 1285795328 Equivalent to 76 /8s, 163 /16s and 174 /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: 262578 Total RIPE prefixes after maximum aggregation: 121541 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 259418 Unique aggregates announced from the RIPE address blocks: 155346 RIPE Region origin ASes present in the Internet Routing Table: 28160 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11979 RIPE Region transit ASes present in the Internet Routing Table: 3905 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: 10903 Number of RIPE addresses announced to Internet: 716219648 Equivalent to 42 /8s, 176 /16s and 165 /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: 117514 Total LACNIC prefixes after maximum aggregation: 28326 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116836 Unique aggregates announced from the LACNIC address blocks: 48736 LACNIC Region origin ASes present in the Internet Routing Table: 10996 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: 2275 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: 8763 Number of LACNIC addresses announced to Internet: 176017152 Equivalent to 10 /8s, 125 /16s and 207 /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: 28649 Total AfriNIC prefixes after maximum aggregation: 5655 AfriNIC Deaggregation factor: 5.07 Prefixes being announced from the AfriNIC address blocks: 36562 Unique aggregates announced from the AfriNIC address blocks: 11997 AfriNIC Region origin ASes present in the Internet Routing Table: 1703 AfriNIC Prefixes per ASN: 21.47 AfriNIC Region origin ASes announcing only one prefix: 590 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: 1040 Number of AfriNIC addresses announced to Internet: 108104448 Equivalent to 6 /8s, 113 /16s and 139 /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 9138 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5945 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 3362 1867 87 VNPT-AS-VN VNPT Corp, VN 9498 2584 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2452 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2313 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11250 594 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 7730 10633 2881 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3688 3059 310 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3528 1320 63 SHAW, CA 16625 3489 1819 2526 AKAMAI-AS, US 749 3031 50578 2298 DNIC-AS-00749, US 7018 2592 24126 1559 ATT-INTERNET4, US 30036 2580 369 330 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2567 3482 362 GOOGLE-CLOUD-PLATFORM, 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 6964 1730 151 UNI2-AS, ES 9121 6418 1692 17 TTNET, TR 20940 4082 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3700 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2649 252 1361 M247, RO 47331 2454 360 1851 TTNET, TR 34984 2251 357 608 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 10865 3338 596 Uninet S.A. de C.V., MX 10620 3463 507 853 Telmex Colombia S.A., CO 11830 2260 369 64 Instituto Costarricense de Electricidad 13999 2163 353 570 Mega Cable, S.A. de C.V., MX 28573 1333 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 987 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 1548 537 31 RAYA-AS, EG 24863 1514 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 880 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 528 53 45 WANANCHI-, KE 37342 442 32 1 MOVITEL, MZ 2018 366 319 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 10865 3338 596 Uninet S.A. de C.V., MX 9808 9138 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7730 10633 2881 AMAZON-02, US 12479 6964 1730 151 UNI2-AS, ES 9121 6418 1692 17 TTNET, TR 7545 5945 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 20940 4082 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 9138 9091 CHINAMOBILE-CN China Mobile Communications Grou 12479 6964 6813 UNI2-AS, ES 9121 6418 6401 TTNET, TR 7545 5945 5251 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7730 4849 AMAZON-02, US 11492 4548 3981 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4082 3903 AKAMAI-ASN1, NL 7155 3893 3861 VIASAT-SP-BACKBONE, US 8551 3700 3662 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: 2914 NTT-LTD-2914, 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 /15:2081 /16:13507 /17:8320 /18:13874 /19:25052 /20:43707 /21:52212 /22:109907 /23:97887 /24:546044 /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 5999 6964 UNI2-AS, ES 9121 5558 6418 TTNET, TR 8151 4851 10865 Uninet S.A. de C.V., MX 11492 3455 4548 CABLEONE, US 6327 3336 3528 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 8551 3166 3700 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2724 3688 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2238 2580 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1717 2:1027 3:168 4:5 5:4067 6:110 7:5 8:1555 9:1 11:172 12:1614 13:370 14:2367 15:287 16:75 17:370 18:395 20:242 21:4 22:188 23:6022 24:2473 25:4 27:2776 29:19 31:2486 32:103 34:8 35:95 36:1810 37:4574 38:3915 39:817 40:144 41:3937 42:1132 43:2317 44:307 45:16407 46:4151 47:378 49:1701 50:1938 51:246 52:1527 54:395 55:836 56:8 57:82 58:1796 59:1153 60:1009 61:2415 62:2604 63:1955 64:5645 65:2328 66:4849 67:3032 68:1373 69:4134 70:1280 71:671 72:2989 74:2613 75:1466 76:599 77:2250 78:3941 79:2941 80:2052 81:1815 82:1490 83:1231 84:1500 85:3742 86:747 87:1926 88:2822 89:3497 90:582 91:7617 92:1993 93:2571 94:3528 95:4835 96:1317 97:344 98:1173 99:740 100:70 101:1061 102:2496 103:30657 104:4581 105:484 106:824 107:2550 108:918 109:4310 110:2039 111:3254 112:2029 113:1528 114:1592 115:2092 116:1848 117:2471 118:2321 119:1918 120:1691 121:1073 122:2588 123:2159 124:1524 125:2205 128:1286 129:974 130:982 131:2013 132:841 133:400 134:1907 135:293 136:883 137:1065 138:2593 139:1512 140:1037 141:1479 142:1409 143:1462 144:1197 145:351 146:1902 147:1516 148:2297 149:1881 150:869 151:1147 152:1967 153:537 154:3807 155:1378 156:1640 157:1285 158:1042 159:2245 160:2575 161:1436 162:3546 163:1479 164:1682 165:1645 166:844 167:1750 168:3848 169:921 170:4570 171:872 172:3532 173:3077 174:1037 175:1151 176:3634 177:4789 178:3549 179:2138 180:2416 181:3365 182:3226 183:1936 184:2367 185:20007 186:4650 187:3917 188:4067 189:3450 190:9169 191:1482 192:11005 193:8815 194:7230 195:5088 196:2963 197:2348 198:6003 199:6112 200:7726 201:5845 202:10526 203:10263 204:4592 205:3514 206:3820 207:3416 208:4124 209:4826 210:4364 211:2431 212:4064 213:3550 214:1105 215:55 216:6616 217:2645 218:1291 219:474 220:2031 221:956 222:742 223:1985 End of report