IPv4 R&E Routing Table Report 21:10 GMT Sun 26 Jun, 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: 895573 Prefixes after maximum aggregation (per Origin AS): 338041 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 434630 Number of IPv4 prefixes with a valid ROA: 332757 Number of IPv4 prefixes with an invalid ROA: 2967 Number of IPv4 prefixes with no ROA: 559849 Total ASes present in the Internet Routing Table: 73301 Prefixes per ASN: 12.22 Origin-only ASes present in the Internet Routing Table: 62975 Origin ASes announcing only one prefix: 25868 Transit ASes present in the Internet Routing Table: 10326 Transit-only ASes present in the Internet Routing Table: 375 Paths with bogon ASNs present in the IPv4 Routing Table: 49 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 67 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 918 Number of instances of unregistered ASNs: 924 Number of 32-bit ASNs allocated by the RIRs: 39676 Number of 32-bit ASNs visible in the Routing Table: 32895 Prefixes from 32-bit ASNs in the Routing Table: 156442 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 489 Number of addresses announced to Internet: 3068570368 Equivalent to 182 /8s, 230 /16s and 171 /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: 298573 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236750 Total APNIC prefixes after maximum aggregation: 66775 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 231970 Unique aggregates announced from the APNIC address blocks: 95508 APNIC Region origin ASes present in the Internet Routing Table: 12726 APNIC Prefixes per ASN: 18.23 APNIC Region origin ASes announcing only one prefix: 3647 APNIC Region transit ASes present in the Internet Routing Table: 1755 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7954 Number of APNIC addresses announced to Internet: 773262336 Equivalent to 46 /8s, 23 /16s and 12 /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: 263516 Total ARIN prefixes after maximum aggregation: 120404 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263731 Unique aggregates announced from the ARIN address blocks: 126812 ARIN Region origin ASes present in the Internet Routing Table: 19037 ARIN Prefixes per ASN: 13.85 ARIN Region origin ASes announcing only one prefix: 6918 ARIN Region transit ASes present in the Internet Routing Table: 1926 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4537 Number of ARIN addresses announced to Internet: 1297002752 Equivalent to 77 /8s, 78 /16s and 177 /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: 250950 Total RIPE prefixes after maximum aggregation: 116996 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 248171 Unique aggregates announced from the RIPE address blocks: 151615 RIPE Region origin ASes present in the Internet Routing Table: 28157 RIPE Prefixes per ASN: 8.81 RIPE Region origin ASes announcing only one prefix: 12045 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: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10732 Number of RIPE addresses announced to Internet: 713928960 Equivalent to 42 /8s, 141 /16s and 177 /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: 115526 Total LACNIC prefixes after maximum aggregation: 27640 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115307 Unique aggregates announced from the LACNIC address blocks: 48736 LACNIC Region origin ASes present in the Internet Routing Table: 10975 LACNIC Prefixes per ASN: 10.51 LACNIC Region origin ASes announcing only one prefix: 2681 LACNIC Region transit ASes present in the Internet Routing Table: 2230 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: 8693 Number of LACNIC addresses announced to Internet: 176430080 Equivalent to 10 /8s, 132 /16s and 28 /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: 27913 Total AfriNIC prefixes after maximum aggregation: 5528 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 35904 Unique aggregates announced from the AfriNIC address blocks: 11544 AfriNIC Region origin ASes present in the Internet Routing Table: 1653 AfriNIC Prefixes per ASN: 21.72 AfriNIC Region origin ASes announcing only one prefix: 577 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 67 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 979 Number of AfriNIC addresses announced to Internet: 107662336 Equivalent to 6 /8s, 106 /16s and 204 /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 9270 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5917 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3581 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3493 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3421 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2422 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2254 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2172 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2125 425 216 TATACOMM-AS TATA Communications formerl 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 6667 10375 2662 AMAZON-02, US 11492 4507 299 675 CABLEONE, US 22773 3940 3074 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3478 1787 2509 AKAMAI-AS, US 6327 3435 1319 63 SHAW, CA 749 2993 50740 2251 DNIC-AS-00749, US 30036 2629 374 144 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2498 3342 355 GOOGLE-CLOUD-PLATFORM, US 209 2432 4952 413 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 6868 1730 145 UNI2-AS, ES 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3988 3361 204 AKAMAI-ASN1, NL 12389 2911 2289 908 ROSTELECOM-AS, RU 6849 2718 355 21 UKRTELNET, UA 9009 2522 249 1308 M247, GB 34984 2244 357 633 TELLCOM-AS, TR 58224 1811 935 596 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 10758 3404 554 Uninet S.A. de C.V., MX 10620 3472 514 773 Telmex Colombia S.A., CO 11830 2436 369 64 Instituto Costarricense de Electricidad 13999 1887 309 493 Mega Cable, S.A. de C.V., MX 28573 1365 2330 274 Claro NXT Telecomunicacoes Ltda, BR 6503 1357 351 536 Axtel, S.A.B. de C.V., MX 3816 1260 675 151 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1076 369 21 Telefonica del Peru S.A.A., PE 11664 1031 192 438 Techtel LMDS Comunicaciones Interactiva 26615 967 2454 47 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 24835 1546 521 31 RAYA-AS, EG 24863 1502 393 19 LINKdotNET-AS, EG 36992 1315 1519 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 959 65 57 ORANGE-COTE-IVOIRE, CI 36935 777 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 519 52 37 WANANCHI-, KE 37342 464 32 1 MOVITEL, MZ 23889 423 232 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 10758 3404 554 Uninet S.A. de C.V., MX 9808 9270 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6868 1730 145 UNI2-AS, ES 16509 6667 10375 2662 AMAZON-02, US 7545 5917 789 689 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4507 299 675 CABLEONE, US 8551 4011 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 20940 3988 3361 204 AKAMAI-ASN1, NL 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 9270 9224 CHINAMOBILE-CN China Mobile Communications Grou 12479 6868 6723 UNI2-AS, ES 7545 5917 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4837 4762 ERX-CERNET-BKB China Education and Research Net 16509 6667 4005 AMAZON-02, US 8551 4011 3972 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4507 3832 CABLEONE, US 20940 3988 3784 AKAMAI-ASN1, NL 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 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 394856 UNALLOCATED 8.40.216.0/24 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 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 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 /10:41 /11:100 /12:305 /13:592 /14:1202 /15:2091 /16:13530 /17:8344 /18:13892 /19:25108 /20:44448 /21:51707 /22:108151 /23:95944 /24:530088 /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 5847 6868 UNI2-AS, ES 8151 4483 10758 Uninet S.A. de C.V., MX 8551 3475 4011 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3414 4507 CABLEONE, US 6327 3246 3435 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2943 3940 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2576 2718 UKRTELNET, UA 30036 2286 2629 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1916 2:1047 3:157 4:5 5:3789 6:109 7:6 8:1536 9:1 11:173 12:1647 13:336 14:2337 15:221 16:44 17:385 18:174 20:213 21:4 22:188 23:5727 24:2381 25:6 27:2682 29:19 31:2453 32:92 34:7 35:87 36:1805 37:4426 38:3150 39:712 40:153 41:3911 42:1131 43:2221 44:289 45:15922 46:4116 47:322 49:1678 50:2174 51:237 52:1455 54:385 55:845 56:8 57:59 58:1866 59:1189 60:970 61:2261 62:2506 63:1933 64:5560 65:2330 66:4867 67:2991 68:1191 69:4174 70:1335 71:687 72:3051 74:2643 75:1393 76:587 77:2213 78:1839 79:3129 80:1986 81:1610 82:1497 83:1212 84:1328 85:2931 86:713 87:1915 88:1151 89:3326 90:541 91:7615 92:2013 93:2541 94:3441 95:3840 96:1309 97:350 98:1011 99:752 100:76 101:1281 102:2113 103:29399 104:4486 105:467 106:876 107:2540 108:840 109:4279 110:1989 111:3268 112:2037 113:1496 114:1491 115:2199 116:1895 117:2563 118:2306 119:1871 120:1666 121:1105 122:2520 123:2134 124:1543 125:2131 128:1250 129:1064 130:987 131:2046 132:821 133:377 134:1937 135:278 136:887 137:1008 138:2456 139:1536 140:903 141:1442 142:1303 143:1430 144:1206 145:348 146:1827 147:1517 148:2242 149:1754 150:865 151:1072 152:1850 153:539 154:3567 155:1441 156:1695 157:1246 158:1048 159:2220 160:2547 161:1275 162:3466 163:1287 164:1646 165:1626 166:734 167:1755 168:3823 169:875 170:4492 171:834 172:3228 173:3137 174:1021 175:1144 176:3574 177:4611 178:3537 179:2108 180:2353 181:3032 182:3209 183:1958 184:2349 185:19582 186:4347 187:3790 188:3936 189:3386 190:9036 191:1395 192:11027 193:8634 194:7065 195:4974 196:3047 197:2404 198:5989 199:6035 200:7560 201:5876 202:10529 203:10234 204:4533 205:3479 206:3740 207:3397 208:4022 209:4681 210:4484 211:2436 212:4016 213:3407 214:1138 215:65 216:6495 217:2645 218:1313 219:572 220:1958 221:978 222:838 223:2153 End of report