IPv4 R&E Routing Table Report 21:10 GMT Sat 01 Oct, 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: 901957 Prefixes after maximum aggregation (per Origin AS): 341891 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 440243 Number of IPv4 prefixes with a valid ROA: 353978 Number of IPv4 prefixes with an invalid ROA: 3189 Number of IPv4 prefixes with no ROA: 544790 Total ASes present in the Internet Routing Table: 73696 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63342 Origin ASes announcing only one prefix: 25996 Transit ASes present in the Internet Routing Table: 10354 Transit-only ASes present in the Internet Routing Table: 404 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: 60 Max AS path prepend of ASN ( 37385) 57 Prefixes from unregistered ASNs in the Routing Table: 1088 Number of instances of unregistered ASNs: 1093 Number of 32-bit ASNs allocated by the RIRs: 40314 Number of 32-bit ASNs visible in the Routing Table: 33435 Prefixes from 32-bit ASNs in the Routing Table: 161083 Number of bogon 32-bit ASNs visible in the Routing Table: 44 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 512 Number of addresses announced to Internet: 3065051648 Equivalent to 182 /8s, 176 /16s and 250 /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: 301288 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236668 Total APNIC prefixes after maximum aggregation: 67402 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 231604 Unique aggregates announced from the APNIC address blocks: 96383 APNIC Region origin ASes present in the Internet Routing Table: 12974 APNIC Prefixes per ASN: 17.85 APNIC Region origin ASes announcing only one prefix: 3736 APNIC Region transit ASes present in the Internet Routing Table: 1750 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: 8221 Number of APNIC addresses announced to Internet: 773425152 Equivalent to 46 /8s, 25 /16s and 136 /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: 265815 Total ARIN prefixes after maximum aggregation: 121494 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 266662 Unique aggregates announced from the ARIN address blocks: 128502 ARIN Region origin ASes present in the Internet Routing Table: 19053 ARIN Prefixes per ASN: 14.00 ARIN Region origin ASes announcing only one prefix: 6936 ARIN Region transit ASes present in the Internet Routing Table: 1920 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: 4618 Number of ARIN addresses announced to Internet: 1290831872 Equivalent to 76 /8s, 240 /16s and 136 /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: 253138 Total RIPE prefixes after maximum aggregation: 118643 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 250277 Unique aggregates announced from the RIPE address blocks: 153878 RIPE Region origin ASes present in the Internet Routing Table: 28199 RIPE Prefixes per ASN: 8.88 RIPE Region origin ASes announcing only one prefix: 12040 RIPE Region transit ASes present in the Internet Routing Table: 3928 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: 10839 Number of RIPE addresses announced to Internet: 716606720 Equivalent to 42 /8s, 182 /16s and 141 /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: 116646 Total LACNIC prefixes after maximum aggregation: 27983 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 116284 Unique aggregates announced from the LACNIC address blocks: 49072 LACNIC Region origin ASes present in the Internet Routing Table: 10981 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2697 LACNIC Region transit ASes present in the Internet Routing Table: 2236 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8741 Number of LACNIC addresses announced to Internet: 176081152 Equivalent to 10 /8s, 126 /16s and 201 /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: 28602 Total AfriNIC prefixes after maximum aggregation: 5562 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 36617 Unique aggregates announced from the AfriNIC address blocks: 11977 AfriNIC Region origin ASes present in the Internet Routing Table: 1681 AfriNIC Prefixes per ASN: 21.78 AfriNIC Region origin ASes announcing only one prefix: 587 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1016 Number of AfriNIC addresses announced to Internet: 107821568 Equivalent to 6 /8s, 109 /16s and 58 /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 5922 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3588 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 2823 4192 74 ERX-CERNET-BKB China Education and Rese 9498 2454 499 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2232 851 411 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2227 11251 596 KIXS-AS-KR Korea Telecom, KR 45090 2178 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 7332 10561 2806 AMAZON-02, US 11492 4548 301 624 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3831 3066 346 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3549 1849 2544 AKAMAI-AS, US 6327 3490 1319 64 SHAW, CA 749 3031 50696 2298 DNIC-AS-00749, US 30036 2604 368 268 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2545 3479 343 GOOGLE-CLOUD-PLATFORM, US 209 2345 4934 392 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 6887 1730 144 UNI2-AS, ES 20940 4096 3394 194 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3990 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 912 ROSTELECOM-AS, RU 9009 2611 252 1340 M247, RO 6849 2534 339 20 UKRTELNET, UA 34984 2251 358 628 TELLCOM-AS, TR 58224 1788 930 544 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 11030 3392 560 Uninet S.A. de C.V., MX 10620 3484 513 829 Telmex Colombia S.A., CO 11830 2302 369 64 Instituto Costarricense de Electricidad 13999 2039 333 528 Mega Cable, S.A. de C.V., MX 28573 1348 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1292 338 521 Axtel, S.A.B. de C.V., MX 3816 1279 712 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1139 369 21 Telefonica del Peru S.A.A., PE 11664 1067 180 463 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 1569 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 1006 68 32 ORANGE-COTE-IVOIRE, CI 36935 814 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 522 53 42 WANANCHI-, KE 37342 479 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 11030 3392 560 Uninet S.A. de C.V., MX 9808 9064 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7332 10561 2806 AMAZON-02, US 12479 6887 1730 144 UNI2-AS, ES 7545 5922 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 624 CABLEONE, US 20940 4096 3394 194 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 9064 9017 CHINAMOBILE-CN China Mobile Communications Grou 12479 6887 6743 UNI2-AS, ES 7545 5922 5227 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7332 4526 AMAZON-02, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3990 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4548 3924 CABLEONE, US 20940 4096 3902 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US 7552 3588 3568 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 /11:100 /12:299 /13:589 /14:1194 /15:2078 /16:13515 /17:8366 /18:13925 /19:25066 /20:43922 /21:51476 /22:108758 /23:96469 /24:536131 /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 5895 6887 UNI2-AS, ES 8151 4769 11030 Uninet S.A. de C.V., MX 11492 3471 4548 CABLEONE, US 8551 3454 3990 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3299 3490 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2850 3831 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2391 2534 UKRTELNET, UA 30036 2263 2604 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1891 2:1031 3:166 4:5 5:3905 6:116 7:6 8:1570 9:1 11:173 12:1625 13:344 14:2365 15:266 16:67 17:361 18:333 20:238 21:4 22:188 23:5952 24:2453 25:6 27:2734 29:19 31:2439 32:91 34:7 35:89 36:1861 37:4486 38:3632 39:745 40:158 41:3924 42:1174 43:2268 44:293 45:16180 46:4165 47:378 49:1718 50:1933 51:242 52:1496 54:388 55:849 56:8 57:80 58:1819 59:1170 60:993 61:2363 62:2549 63:1917 64:5642 65:2310 66:4875 67:2971 68:1206 69:4174 70:1320 71:684 72:2986 74:2648 75:1480 76:592 77:2259 78:1874 79:3139 80:2044 81:1640 82:1514 83:1214 84:1431 85:2937 86:734 87:1905 88:1178 89:3403 90:543 91:7590 92:2044 93:2550 94:3540 95:3842 96:1334 97:344 98:1041 99:737 100:77 101:1066 102:2329 103:30254 104:4563 105:472 106:887 107:2540 108:900 109:4324 110:2015 111:3271 112:2044 113:1503 114:1525 115:2094 116:1862 117:2492 118:2330 119:1855 120:1704 121:1083 122:2550 123:2134 124:1506 125:2152 128:1247 129:1004 130:972 131:2038 132:826 133:378 134:1901 135:291 136:866 137:1026 138:2541 139:1524 140:1059 141:1477 142:1363 143:1403 144:1195 145:347 146:1875 147:1521 148:2263 149:1815 150:884 151:1109 152:1931 153:547 154:3816 155:1427 156:1689 157:1295 158:1043 159:2199 160:2542 161:1361 162:3506 163:1426 164:1684 165:1659 166:795 167:1732 168:3829 169:874 170:4547 171:850 172:3402 173:3099 174:1020 175:1157 176:3594 177:4698 178:3559 179:2155 180:2385 181:3268 182:3194 183:1936 184:2358 185:19804 186:4587 187:3935 188:4008 189:3489 190:9082 191:1453 192:11008 193:8715 194:7159 195:5058 196:2984 197:2458 198:5987 199:6046 200:7660 201:5783 202:10528 203:10233 204:4520 205:3457 206:3889 207:3427 208:4046 209:4744 210:4347 211:2379 212:4056 213:3562 214:1114 215:54 216:6433 217:2635 218:1310 219:479 220:2036 221:925 222:767 223:1981 End of report