IPv4 R&E Routing Table Report 21:10 GMT Sat 24 Sep, 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: 900752 Prefixes after maximum aggregation (per Origin AS): 341564 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 439426 Number of IPv4 prefixes with a valid ROA: 352226 Number of IPv4 prefixes with an invalid ROA: 3191 Number of IPv4 prefixes with no ROA: 545335 Total ASes present in the Internet Routing Table: 73666 Prefixes per ASN: 12.23 Origin-only ASes present in the Internet Routing Table: 63309 Origin ASes announcing only one prefix: 26050 Transit ASes present in the Internet Routing Table: 10357 Transit-only ASes present in the Internet Routing Table: 409 Paths with bogon ASNs present in the IPv4 Routing Table: 67 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: 1132 Number of instances of unregistered ASNs: 1137 Number of 32-bit ASNs allocated by the RIRs: 40239 Number of 32-bit ASNs visible in the Routing Table: 33363 Prefixes from 32-bit ASNs in the Routing Table: 160317 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3067345920 Equivalent to 182 /8s, 211 /16s and 252 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 301158 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236099 Total APNIC prefixes after maximum aggregation: 67279 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231075 Unique aggregates announced from the APNIC address blocks: 96029 APNIC Region origin ASes present in the Internet Routing Table: 12934 APNIC Prefixes per ASN: 17.87 APNIC Region origin ASes announcing only one prefix: 3744 APNIC Region transit ASes present in the Internet Routing Table: 1761 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8181 Number of APNIC addresses announced to Internet: 772822784 Equivalent to 46 /8s, 16 /16s and 87 /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: 265562 Total ARIN prefixes after maximum aggregation: 121518 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 266217 Unique aggregates announced from the ARIN address blocks: 128236 ARIN Region origin ASes present in the Internet Routing Table: 19054 ARIN Prefixes per ASN: 13.97 ARIN Region origin ASes announcing only one prefix: 6950 ARIN Region transit ASes present in the Internet Routing Table: 1915 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4614 Number of ARIN addresses announced to Internet: 1291942400 Equivalent to 77 /8s, 1 /16s and 122 /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: 252944 Total RIPE prefixes after maximum aggregation: 118470 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 250231 Unique aggregates announced from the RIPE address blocks: 153816 RIPE Region origin ASes present in the Internet Routing Table: 28197 RIPE Prefixes per ASN: 8.87 RIPE Region origin ASes announcing only one prefix: 12047 RIPE Region transit ASes present in the Internet Routing Table: 3930 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10817 Number of RIPE addresses announced to Internet: 718306304 Equivalent to 42 /8s, 208 /16s and 124 /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: 116427 Total LACNIC prefixes after maximum aggregation: 27902 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116104 Unique aggregates announced from the LACNIC address blocks: 48988 LACNIC Region origin ASes present in the Internet Routing Table: 10967 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2715 LACNIC Region transit ASes present in the Internet Routing Table: 2235 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8732 Number of LACNIC addresses announced to Internet: 176160512 Equivalent to 10 /8s, 127 /16s and 255 /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: 28588 Total AfriNIC prefixes after maximum aggregation: 5570 AfriNIC Deaggregation factor: 5.13 Prefixes being announced from the AfriNIC address blocks: 36573 Unique aggregates announced from the AfriNIC address blocks: 11910 AfriNIC Region origin ASes present in the Internet Routing Table: 1689 AfriNIC Prefixes per ASN: 21.65 AfriNIC Region origin ASes announcing only one prefix: 594 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: 1019 Number of AfriNIC addresses announced to Internet: 107820032 Equivalent to 6 /8s, 109 /16s and 52 /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 9064 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5883 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3372 1870 59 VNPT-AS-VN VNPT Corp, VN 4538 2908 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2450 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2229 11123 598 KIXS-AS-KR Korea Telecom, KR 24560 2222 854 409 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 7231 10538 2833 AMAZON-02, US 11492 4546 301 591 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3843 3068 351 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3531 1841 2536 AKAMAI-AS, US 6327 3479 1319 64 SHAW, CA 749 3033 50728 2291 DNIC-AS-00749, US 30036 2608 369 263 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2536 3387 368 GOOGLE-CLOUD-PLATFORM, US 209 2347 4935 394 CENTURYLINK-US-LEGACY-QWEST, 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 6905 1730 144 UNI2-AS, ES 20940 4072 3360 201 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2915 2290 910 ROSTELECOM-AS, RU 9009 2608 251 1341 M247, GB 6849 2590 339 20 UKRTELNET, UA 34984 2257 358 633 TELLCOM-AS, TR 58224 1795 935 539 TCI, IR 13188 1610 100 27 TRIOLAN, 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 10983 3392 561 Uninet S.A. de C.V., MX 10620 3483 513 830 Telmex Colombia S.A., CO 11830 2321 369 65 Instituto Costarricense de Electricidad 13999 2011 328 517 Mega Cable, S.A. de C.V., MX 28573 1348 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1293 338 521 Axtel, S.A.B. de C.V., MX 3816 1278 708 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1139 369 21 Telefonica del Peru S.A.A., PE 11664 1061 179 466 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 24863 1582 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1349 1519 270 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 997 68 32 ORANGE-COTE-IVOIRE, CI 36935 814 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 521 52 41 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 23889 402 232 16 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 10983 3392 561 Uninet S.A. de C.V., MX 9808 9064 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7231 10538 2833 AMAZON-02, US 12479 6905 1730 144 UNI2-AS, ES 7545 5883 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4546 301 591 CABLEONE, US 20940 4072 3360 201 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 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 9064 9017 CHINAMOBILE-CN China Mobile Communications Grou 12479 6905 6761 UNI2-AS, ES 7545 5883 5189 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7231 4398 AMAZON-02, US 39891 4010 3963 ALJAWWALSTC-AS, SA 11492 4546 3955 CABLEONE, US 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4072 3871 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3583 3563 VIETEL-AS-AP Viettel Group, VN 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 25674 UNALLOCATED 8.12.76.0/24 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 /12:301 /13:589 /14:1198 /15:2093 /16:13510 /17:8346 /18:13929 /19:25074 /20:44023 /21:51483 /22:108588 /23:96359 /24:535089 /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 5909 6905 UNI2-AS, ES 8151 4723 10983 Uninet S.A. de C.V., MX 11492 3466 4546 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3288 3479 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2860 3843 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2445 2590 UKRTELNET, UA 30036 2265 2608 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1898 2:1024 3:163 4:5 5:3895 6:116 7:6 8:1574 9:1 11:173 12:1627 13:345 14:2364 15:263 16:65 17:362 18:318 20:239 21:4 22:188 23:5968 24:2464 25:6 27:2734 29:19 31:2430 32:91 34:7 35:89 36:1861 37:4476 38:3573 39:750 40:152 41:3919 42:1165 43:2235 44:293 45:16167 46:4174 47:309 48:1 49:1734 50:1933 51:242 52:1495 54:387 55:845 56:8 57:74 58:1823 59:1171 60:984 61:2343 62:2546 63:1912 64:5633 65:2312 66:4904 67:2989 68:1206 69:4174 70:1308 71:692 72:2998 74:2655 75:1486 76:595 77:2267 78:1879 79:3134 80:2071 81:1650 82:1511 83:1210 84:1413 85:2956 86:730 87:1917 88:1168 89:3407 90:554 91:7584 92:2060 93:2546 94:3553 95:3859 96:1311 97:347 98:1044 99:722 100:75 101:1067 102:2329 103:29977 104:4571 105:472 106:885 107:2530 108:896 109:4313 110:1987 111:3271 112:2038 113:1504 114:1511 115:2087 116:1853 117:2492 118:2330 119:1851 120:1700 121:1089 122:2536 123:2133 124:1502 125:2152 128:1240 129:1014 130:971 131:2038 132:819 133:378 134:1943 135:292 136:815 137:1022 138:2553 139:1521 140:992 141:1450 142:1345 143:1393 144:1191 145:344 146:1866 147:1525 148:2248 149:1815 150:866 151:1101 152:1943 153:548 154:3770 155:1424 156:1700 157:1292 158:1045 159:2198 160:2534 161:1352 162:3497 163:1415 164:1670 165:1653 166:793 167:1746 168:3820 169:874 170:4526 171:844 172:3373 173:3106 174:1023 175:1159 176:3626 177:4727 178:3575 179:2150 180:2386 181:3292 182:3191 183:1922 184:2362 185:19757 186:4538 187:3910 188:4004 189:3465 190:9057 191:1428 192:10998 193:8707 194:7145 195:5065 196:2962 197:2453 198:5969 199:6032 200:7675 201:5808 202:10483 203:10217 204:4521 205:3495 206:3885 207:3423 208:4055 209:4739 210:4364 211:2391 212:4066 213:3479 214:1114 215:55 216:6420 217:2635 218:1307 219:472 220:2037 221:927 222:774 223:1973 End of report