IPv4 R&E Routing Table Report 21:10 GMT Tue 06 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: 900604 Prefixes after maximum aggregation (per Origin AS): 340740 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 439258 Number of IPv4 prefixes with a valid ROA: 349495 Number of IPv4 prefixes with an invalid ROA: 2970 Number of IPv4 prefixes with no ROA: 548139 Total ASes present in the Internet Routing Table: 73602 Prefixes per ASN: 12.24 Origin-only ASes present in the Internet Routing Table: 63247 Origin ASes announcing only one prefix: 26022 Transit ASes present in the Internet Routing Table: 10355 Transit-only ASes present in the Internet Routing Table: 395 Paths with bogon ASNs present in the IPv4 Routing Table: 70 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: 989 Number of instances of unregistered ASNs: 1054 Number of 32-bit ASNs allocated by the RIRs: 40135 Number of 32-bit ASNs visible in the Routing Table: 33301 Prefixes from 32-bit ASNs in the Routing Table: 159934 Number of bogon 32-bit ASNs visible in the Routing Table: 176 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3068363520 Equivalent to 182 /8s, 227 /16s and 131 /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: 300881 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236877 Total APNIC prefixes after maximum aggregation: 67267 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 232031 Unique aggregates announced from the APNIC address blocks: 96489 APNIC Region origin ASes present in the Internet Routing Table: 12910 APNIC Prefixes per ASN: 17.97 APNIC Region origin ASes announcing only one prefix: 3731 APNIC Region transit ASes present in the Internet Routing Table: 1774 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: 8160 Number of APNIC addresses announced to Internet: 773021696 Equivalent to 46 /8s, 19 /16s and 96 /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: 264779 Total ARIN prefixes after maximum aggregation: 120955 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 265151 Unique aggregates announced from the ARIN address blocks: 127954 ARIN Region origin ASes present in the Internet Routing Table: 19054 ARIN Prefixes per ASN: 13.92 ARIN Region origin ASes announcing only one prefix: 6927 ARIN Region transit ASes present in the Internet Routing Table: 1914 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: 4603 Number of ARIN addresses announced to Internet: 1293659136 Equivalent to 77 /8s, 27 /16s and 172 /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: 252848 Total RIPE prefixes after maximum aggregation: 118298 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 250049 Unique aggregates announced from the RIPE address blocks: 153479 RIPE Region origin ASes present in the Internet Routing Table: 28174 RIPE Prefixes per ASN: 8.88 RIPE Region origin ASes announcing only one prefix: 12057 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: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10795 Number of RIPE addresses announced to Internet: 717109760 Equivalent to 42 /8s, 190 /16s and 58 /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: 116746 Total LACNIC prefixes after maximum aggregation: 27899 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 116376 Unique aggregates announced from the LACNIC address blocks: 48987 LACNIC Region origin ASes present in the Internet Routing Table: 10985 LACNIC Prefixes per ASN: 10.59 LACNIC Region origin ASes announcing only one prefix: 2708 LACNIC Region transit ASes present in the Internet Routing Table: 2235 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8722 Number of LACNIC addresses announced to Internet: 176445696 Equivalent to 10 /8s, 132 /16s and 89 /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: 28365 Total AfriNIC prefixes after maximum aggregation: 5573 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 36483 Unique aggregates announced from the AfriNIC address blocks: 11908 AfriNIC Region origin ASes present in the Internet Routing Table: 1693 AfriNIC Prefixes per ASN: 21.55 AfriNIC Region origin ASes announcing only one prefix: 599 AfriNIC Region transit ASes present in the Internet Routing Table: 326 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: 1021 Number of AfriNIC addresses announced to Internet: 107843328 Equivalent to 6 /8s, 109 /16s and 143 /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 9078 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5925 789 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 3833 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3516 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3373 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2427 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2236 11123 596 KIXS-AS-KR Korea Telecom, KR 24560 2193 851 407 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 6970 10417 2818 AMAZON-02, US 11492 4575 303 550 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3872 3071 357 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3494 1804 2518 AKAMAI-AS, US 6327 3454 1319 63 SHAW, CA 749 3033 50727 2291 DNIC-AS-00749, US 30036 2603 369 283 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 6912 1730 144 UNI2-AS, ES 20940 4061 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3993 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2914 2290 909 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2606 252 1345 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 10917 3393 557 Uninet S.A. de C.V., MX 10620 3494 514 787 Telmex Colombia S.A., CO 11830 2336 369 64 Instituto Costarricense de Electricidad 13999 1978 321 507 Mega Cable, S.A. de C.V., MX 28573 1361 2327 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1274 699 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 369 21 Telefonica del Peru S.A.A., PE 11664 1054 180 461 Techtel LMDS Comunicaciones Interactiva 26615 980 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 1599 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 1000 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 10917 3393 557 Uninet S.A. de C.V., MX 9808 9078 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 6970 10417 2818 AMAZON-02, US 12479 6912 1730 144 UNI2-AS, ES 7545 5925 789 691 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4575 303 550 CABLEONE, US 20940 4061 3361 204 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3993 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 9078 9031 CHINAMOBILE-CN China Mobile Communications Grou 12479 6912 6768 UNI2-AS, ES 7545 5925 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6970 4152 AMAZON-02, US 11492 4575 4025 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3993 3955 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 VIASAT-SP-BACKBONE, US 20940 4061 3857 AKAMAI-ASN1, NL 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 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 18798 UNALLOCATED 8.40.106.0/24 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 23.141.0.0/24 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 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 /14:1204 /15:2097 /16:13523 /17:8337 /18:13945 /19:25057 /20:44190 /21:51457 /22:108583 /23:96591 /24:534555 /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 5898 6912 UNI2-AS, ES 8151 4650 10917 Uninet S.A. de C.V., MX 11492 3492 4575 CABLEONE, US 8551 3457 3993 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3265 3454 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2877 3872 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 UKRTELNET, UA 30036 2260 2603 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1936 2:1033 3:162 4:5 5:3867 6:115 7:6 8:1553 9:1 11:173 12:1640 13:338 14:2363 15:256 16:46 17:360 18:222 20:244 21:4 22:188 23:5922 24:2431 25:6 27:2729 29:19 31:2416 32:90 34:7 35:89 36:1848 37:4491 38:3496 39:740 40:154 41:3929 42:1142 43:2229 44:293 45:16154 46:4159 47:311 49:1700 50:1941 51:240 52:1472 54:387 55:765 56:8 57:66 58:1820 59:1173 60:989 61:2281 62:2555 63:1914 64:5614 65:2301 66:4904 67:3000 68:1211 69:4146 70:1314 71:690 72:3031 74:2643 75:1406 76:582 77:2265 78:1929 79:3129 80:2056 81:1655 82:1497 83:1207 84:1388 85:2951 86:730 87:1908 88:1184 89:3433 90:559 91:7640 92:2050 93:2544 94:3536 95:3872 96:1305 97:351 98:1039 99:720 100:77 101:1067 102:2320 103:29962 104:4562 105:471 106:887 107:2547 108:882 109:4326 110:2021 111:3280 112:2045 113:1509 114:1509 115:2097 116:1892 117:2482 118:2326 119:1836 120:1698 121:1078 122:2518 123:2132 124:1533 125:2162 128:1253 129:1022 130:1012 131:2044 132:814 133:377 134:1942 135:298 136:863 137:1014 138:2548 139:1522 140:954 141:1460 142:1346 143:1402 144:1196 145:342 146:1858 147:1512 148:2240 149:1810 150:870 151:1079 152:1883 153:545 154:3743 155:1450 156:1740 157:1292 158:1037 159:2194 160:2541 161:1298 162:3509 163:1408 164:1632 165:1652 166:787 167:1770 168:3827 169:872 170:4535 171:844 172:3337 173:3108 174:1024 175:1155 176:3605 177:4744 178:3572 179:2175 180:2385 181:3270 182:3194 183:1936 184:2367 185:19667 186:4626 187:3894 188:3995 189:3444 190:9097 191:1450 192:11003 193:8658 194:7125 195:5076 196:2959 197:2435 198:6001 199:6032 200:7665 201:5808 202:10516 203:10225 204:4507 205:3463 206:3792 207:3439 208:4052 209:4720 210:4476 211:2344 212:4047 213:3485 214:1116 215:66 216:6382 217:2636 218:1312 219:547 220:2015 221:983 222:827 223:1974 End of report