IPv4 R&E Routing Table Report 21:10 GMT Thu 08 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: 901142 Prefixes after maximum aggregation (per Origin AS): 340591 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 439298 Number of IPv4 prefixes with a valid ROA: 349780 Number of IPv4 prefixes with an invalid ROA: 2975 Number of IPv4 prefixes with no ROA: 548387 Total ASes present in the Internet Routing Table: 73628 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63292 Origin ASes announcing only one prefix: 26008 Transit ASes present in the Internet Routing Table: 10336 Transit-only ASes present in the Internet Routing Table: 401 Paths with bogon ASNs present in the IPv4 Routing Table: 72 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: 1012 Number of instances of unregistered ASNs: 1077 Number of 32-bit ASNs allocated by the RIRs: 40152 Number of 32-bit ASNs visible in the Routing Table: 33317 Prefixes from 32-bit ASNs in the Routing Table: 160423 Number of bogon 32-bit ASNs visible in the Routing Table: 178 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 509 Number of addresses announced to Internet: 3068945152 Equivalent to 182 /8s, 236 /16s and 99 /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: 300969 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237118 Total APNIC prefixes after maximum aggregation: 67247 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 232138 Unique aggregates announced from the APNIC address blocks: 96371 APNIC Region origin ASes present in the Internet Routing Table: 12929 APNIC Prefixes per ASN: 17.95 APNIC Region origin ASes announcing only one prefix: 3731 APNIC Region transit ASes present in the Internet Routing Table: 1766 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: 8176 Number of APNIC addresses announced to Internet: 773202688 Equivalent to 46 /8s, 22 /16s and 35 /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: 264932 Total ARIN prefixes after maximum aggregation: 120905 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 265320 Unique aggregates announced from the ARIN address blocks: 127994 ARIN Region origin ASes present in the Internet Routing Table: 19049 ARIN Prefixes per ASN: 13.93 ARIN Region origin ASes announcing only one prefix: 6926 ARIN Region transit ASes present in the Internet Routing Table: 1908 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4605 Number of ARIN addresses announced to Internet: 1293705216 Equivalent to 77 /8s, 28 /16s and 96 /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: 252745 Total RIPE prefixes after maximum aggregation: 118235 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249965 Unique aggregates announced from the RIPE address blocks: 153552 RIPE Region origin ASes present in the Internet Routing Table: 28185 RIPE Prefixes per ASN: 8.87 RIPE Region origin ASes announcing only one prefix: 12063 RIPE Region transit ASes present in the Internet Routing Table: 3920 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: 10794 Number of RIPE addresses announced to Internet: 717364736 Equivalent to 42 /8s, 194 /16s and 30 /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: 116944 Total LACNIC prefixes after maximum aggregation: 27882 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 116562 Unique aggregates announced from the LACNIC address blocks: 48999 LACNIC Region origin ASes present in the Internet Routing Table: 10983 LACNIC Prefixes per ASN: 10.61 LACNIC Region origin ASes announcing only one prefix: 2692 LACNIC Region transit ASes present in the Internet Routing Table: 2231 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8725 Number of LACNIC addresses announced to Internet: 176480256 Equivalent to 10 /8s, 132 /16s and 224 /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: 28391 Total AfriNIC prefixes after maximum aggregation: 5562 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 36647 Unique aggregates announced from the AfriNIC address blocks: 11946 AfriNIC Region origin ASes present in the Internet Routing Table: 1688 AfriNIC Prefixes per ASN: 21.71 AfriNIC Region origin ASes announcing only one prefix: 596 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: 1017 Number of AfriNIC addresses announced to Internet: 107908096 Equivalent to 6 /8s, 110 /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 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 788 693 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3833 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3586 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3513 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3358 1870 59 VNPT-AS-VN VNPT Corp, VN 9498 2423 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2236 11123 596 KIXS-AS-KR Korea Telecom, KR 24560 2195 851 411 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 7020 10456 2832 AMAZON-02, US 11492 4578 303 536 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3868 3070 355 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3492 1802 2516 AKAMAI-AS, US 6327 3462 1319 63 SHAW, CA 749 3033 50727 2291 DNIC-AS-00749, US 30036 2608 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2533 3387 365 GOOGLE-CLOUD-PLATFORM, US 209 2357 4935 403 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 6917 1730 144 UNI2-AS, ES 20940 4073 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 909 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2603 252 1343 M247, GB 34984 2266 359 634 TELLCOM-AS, TR 58224 1764 929 508 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 10921 3394 555 Uninet S.A. de C.V., MX 10620 3495 514 786 Telmex Colombia S.A., CO 11830 2337 369 64 Instituto Costarricense de Electricidad 13999 1985 323 508 Mega Cable, S.A. de C.V., MX 28573 1362 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1276 701 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 369 21 Telefonica del Peru S.A.A., PE 11664 1057 179 466 Techtel LMDS Comunicaciones Interactiva 26615 984 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 1598 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1348 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 1009 68 38 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 520 52 40 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 10921 3394 555 Uninet S.A. de C.V., MX 9808 9089 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7020 10456 2832 AMAZON-02, US 12479 6917 1730 144 UNI2-AS, ES 7545 5928 788 693 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4578 303 536 CABLEONE, US 20940 4073 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 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 9089 9042 CHINAMOBILE-CN China Mobile Communications Grou 12479 6917 6773 UNI2-AS, ES 7545 5928 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7020 4188 AMAZON-02, US 11492 4578 4042 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4073 3869 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 4538 3833 3759 ERX-CERNET-BKB China Education and Research Net 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 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 577 BACOM, CA 23.133.251.0/24 Origin: 54681 RTT-BEACON, US 23.133.251.0/24 Transit: 62513 GOCODEIT-INC, CA 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 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 /12:302 /13:593 /14:1206 /15:2099 /16:13524 /17:8337 /18:13951 /19:25073 /20:44216 /21:51492 /22:108639 /23:96641 /24:534899 /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 5904 6917 UNI2-AS, ES 8151 4654 10921 Uninet S.A. de C.V., MX 11492 3495 4578 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3273 3462 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2872 3868 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 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) ---------------------------------------------- 1:1938 2:1038 3:162 4:5 5:3880 6:115 7:6 8:1556 9:1 11:172 12:1635 13:340 14:2362 15:258 16:52 17:360 18:237 20:244 21:4 22:188 23:5934 24:2433 25:6 27:2731 29:19 31:2418 32:90 34:7 35:89 36:1850 37:4489 38:3503 39:739 40:155 41:3933 42:1143 43:2226 44:293 45:16176 46:4164 47:311 49:1704 50:1932 51:240 52:1488 54:384 55:767 56:8 57:67 58:1820 59:1173 60:989 61:2281 62:2555 63:1914 64:5598 65:2296 66:4897 67:2997 68:1209 69:4150 70:1312 71:690 72:3030 74:2643 75:1420 76:585 77:2265 78:1881 79:3132 80:2062 81:1657 82:1498 83:1207 84:1387 85:2928 86:727 87:1909 88:1161 89:3424 90:563 91:7639 92:2051 93:2547 94:3538 95:3853 96:1307 97:351 98:1039 99:720 100:75 101:1070 102:2316 103:30018 104:4560 105:473 106:888 107:2554 108:883 109:4327 110:2012 111:3282 112:2047 113:1508 114:1510 115:2096 116:1887 117:2488 118:2326 119:1836 120:1704 121:1082 122:2529 123:2129 124:1534 125:2167 128:1254 129:1021 130:1012 131:2043 132:820 133:377 134:1945 135:296 136:870 137:1016 138:2561 139:1522 140:952 141:1460 142:1344 143:1409 144:1194 145:342 146:1858 147:1511 148:2240 149:1811 150:871 151:1082 152:1887 153:545 154:3793 155:1449 156:1751 157:1283 158:1036 159:2194 160:2544 161:1343 162:3504 163:1421 164:1603 165:1653 166:788 167:1768 168:3829 169:873 170:4536 171:844 172:3351 173:3113 174:1024 175:1153 176:3603 177:4802 178:3576 179:2177 180:2385 181:3270 182:3194 183:1935 184:2368 185:19681 186:4613 187:3888 188:4001 189:3471 190:9139 191:1496 192:10996 193:8664 194:7128 195:5081 196:2957 197:2455 198:5996 199:6033 200:7662 201:5794 202:10504 203:10223 204:4506 205:3447 206:3784 207:3439 208:4050 209:4718 210:4474 211:2345 212:4056 213:3478 214:1116 215:66 216:6389 217:2626 218:1312 219:547 220:2013 221:983 222:827 223:1977 End of report