IPv4 R&E Routing Table Report 21:10 GMT Thu 03 Nov, 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: 912547 Prefixes after maximum aggregation (per Origin AS): 344483 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 441171 Number of IPv4 prefixes with a valid ROA: 367744 Number of IPv4 prefixes with an invalid ROA: 2930 Number of IPv4 prefixes with no ROA: 541873 Total ASes present in the Internet Routing Table: 73749 Prefixes per ASN: 12.37 Origin-only ASes present in the Internet Routing Table: 63446 Origin ASes announcing only one prefix: 26020 Transit ASes present in the Internet Routing Table: 10303 Transit-only ASes present in the Internet Routing Table: 396 Paths with bogon ASNs present in the IPv4 Routing Table: 83 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: 1031 Number of instances of unregistered ASNs: 1049 Number of 32-bit ASNs allocated by the RIRs: 40564 Number of 32-bit ASNs visible in the Routing Table: 33597 Prefixes from 32-bit ASNs in the Routing Table: 162735 Number of bogon 32-bit ASNs visible in the Routing Table: 69 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 503 Number of addresses announced to Internet: 3065020928 Equivalent to 182 /8s, 176 /16s and 130 /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: 309527 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237299 Total APNIC prefixes after maximum aggregation: 67680 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232367 Unique aggregates announced from the APNIC address blocks: 96833 APNIC Region origin ASes present in the Internet Routing Table: 13062 APNIC Prefixes per ASN: 17.79 APNIC Region origin ASes announcing only one prefix: 3768 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: 8315 Number of APNIC addresses announced to Internet: 773386496 Equivalent to 46 /8s, 24 /16s and 241 /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: 267004 Total ARIN prefixes after maximum aggregation: 121693 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268283 Unique aggregates announced from the ARIN address blocks: 128901 ARIN Region origin ASes present in the Internet Routing Table: 19072 ARIN Prefixes per ASN: 14.07 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1918 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: 4665 Number of ARIN addresses announced to Internet: 1290862336 Equivalent to 76 /8s, 240 /16s and 255 /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: 261704 Total RIPE prefixes after maximum aggregation: 120707 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 258539 Unique aggregates announced from the RIPE address blocks: 154577 RIPE Region origin ASes present in the Internet Routing Table: 28139 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 11979 RIPE Region transit ASes present in the Internet Routing Table: 3898 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: 10844 Number of RIPE addresses announced to Internet: 716443648 Equivalent to 42 /8s, 180 /16s and 16 /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: 116751 Total LACNIC prefixes after maximum aggregation: 28017 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116203 Unique aggregates announced from the LACNIC address blocks: 48464 LACNIC Region origin ASes present in the Internet Routing Table: 10979 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2702 LACNIC Region transit ASes present in the Internet Routing Table: 2223 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8741 Number of LACNIC addresses announced to Internet: 175972352 Equivalent to 10 /8s, 125 /16s and 32 /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: 28758 Total AfriNIC prefixes after maximum aggregation: 5617 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36651 Unique aggregates announced from the AfriNIC address blocks: 11977 AfriNIC Region origin ASes present in the Internet Routing Table: 1705 AfriNIC Prefixes per ASN: 21.50 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1032 Number of AfriNIC addresses announced to Internet: 108039168 Equivalent to 6 /8s, 112 /16s and 140 /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 9092 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3616 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3394 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2825 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2498 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2293 11250 596 KIXS-AS-KR Korea Telecom, KR 24560 2255 851 412 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2179 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 7545 10609 2895 AMAZON-02, US 11492 4590 304 554 CABLEONE, US 7155 3899 265 32 VIASAT-SP-BACKBONE, US 22773 3759 3061 342 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3552 1855 2543 AKAMAI-AS, US 6327 3517 1320 63 SHAW, CA 749 3029 50727 2287 DNIC-AS-00749, US 7018 2615 24062 1575 ATT-INTERNET4, US 30036 2599 371 285 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2560 3480 351 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 6917 1730 144 UNI2-AS, ES 9121 6900 1692 17 TTNET, TR 20940 4112 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3982 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2928 2290 912 ROSTELECOM-AS, RU 9009 2625 252 1348 M247, RO 6849 2399 339 20 UKRTELNET, UA 34984 2241 357 614 TELLCOM-AS, TR 47331 1934 294 1464 TTNET, TR 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 10780 3342 610 Uninet S.A. de C.V., MX 10620 3472 510 839 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2100 341 544 Mega Cable, S.A. de C.V., MX 28573 1331 2328 261 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 722 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1111 183 472 Techtel LMDS Comunicaciones Interactiva 6147 1083 369 22 Telefonica del Peru S.A.A., PE 26615 992 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 24863 1575 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1354 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 991 68 32 ORANGE-COTE-IVOIRE, CI 36935 816 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 526 53 42 WANANCHI-, KE 37342 490 32 1 MOVITEL, MZ 23889 400 231 14 MauritiusTelecom, MU 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 10780 3342 610 Uninet S.A. de C.V., MX 9808 9092 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7545 10609 2895 AMAZON-02, US 12479 6917 1730 144 UNI2-AS, ES 9121 6900 1692 17 TTNET, TR 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4590 304 554 CABLEONE, US 20940 4112 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3982 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9092 9045 CHINAMOBILE-CN China Mobile Communications Grou 9121 6900 6883 TTNET, TR 12479 6917 6773 UNI2-AS, ES 7545 5937 5245 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7545 4650 AMAZON-02, US 11492 4590 4036 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3982 3944 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4112 3935 AKAMAI-ASN1, NL 7155 3899 3867 VIASAT-SP-BACKBONE, US 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 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 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 /13:589 /14:1197 /15:2077 /16:13528 /17:8355 /18:13964 /19:25060 /20:43955 /21:52109 /22:109758 /23:97580 /24:543907 /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 9121 6021 6900 TTNET, TR 12479 5922 6917 UNI2-AS, ES 8151 4736 10780 Uninet S.A. de C.V., MX 11492 3497 4590 CABLEONE, US 8551 3446 3982 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3325 3517 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2781 3759 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2259 2399 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1886 2:1022 3:167 4:5 5:4015 6:117 7:5 8:1570 9:1 11:173 12:1620 13:353 14:2374 15:280 16:69 17:359 18:369 20:235 21:4 22:188 23:6005 24:2466 25:6 27:2780 29:19 31:2468 32:90 34:7 35:95 36:1790 37:4506 38:3745 39:771 40:144 41:3923 42:1180 43:2246 44:304 45:16311 46:4194 47:375 49:1714 50:1921 51:244 52:1498 54:397 55:843 56:8 57:82 58:1812 59:1172 60:1006 61:2399 62:2557 63:1958 64:5628 65:2324 66:4841 67:3019 68:1382 69:4144 70:1296 71:685 72:2995 74:2645 75:1474 76:600 77:2225 78:3938 79:3148 80:2051 81:1809 82:1476 83:1216 84:1447 85:3721 86:727 87:1914 88:2819 89:3426 90:551 91:7589 92:2048 93:2555 94:3537 95:4822 96:1349 97:348 98:1169 99:739 100:69 101:1071 102:2403 103:30457 104:4547 105:480 106:893 107:2554 108:908 109:4319 110:2016 111:3274 112:2051 113:1520 114:1540 115:2118 116:1846 117:2481 118:2321 119:1862 120:1673 121:1089 122:2571 123:2144 124:1501 125:2162 128:1281 129:978 130:978 131:2021 132:845 133:378 134:1915 135:289 136:883 137:1051 138:2525 139:1526 140:1124 141:1438 142:1398 143:1401 144:1195 145:354 146:1884 147:1535 148:2263 149:1862 150:879 151:1138 152:1948 153:548 154:3809 155:1437 156:1623 157:1298 158:1037 159:2207 160:2577 161:1389 162:3510 163:1441 164:1692 165:1652 166:825 167:1734 168:3841 169:904 170:4547 171:845 172:3479 173:3105 174:1032 175:1166 176:3603 177:4799 178:3526 179:2171 180:2396 181:3356 182:3197 183:1931 184:2361 185:19889 186:4554 187:3991 188:3974 189:3465 190:8985 191:1418 192:11015 193:8757 194:7170 195:5092 196:2991 197:2461 198:5997 199:6066 200:7603 201:5797 202:10506 203:10261 204:4570 205:3484 206:3920 207:3420 208:4092 209:4794 210:4355 211:2382 212:4036 213:3518 214:1092 215:53 216:6542 217:2627 218:1307 219:481 220:2052 221:927 222:778 223:1983 End of report