IPv4 R&E Routing Table Report 21:10 GMT Tue 14 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: 894834 Prefixes after maximum aggregation (per Origin AS): 337745 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 434254 Number of IPv4 prefixes with a valid ROA: 331204 Number of IPv4 prefixes with an invalid ROA: 3093 Number of IPv4 prefixes with no ROA: 560537 Total ASes present in the Internet Routing Table: 73237 Prefixes per ASN: 12.22 Origin-only ASes present in the Internet Routing Table: 62919 Origin ASes announcing only one prefix: 25811 Transit ASes present in the Internet Routing Table: 10318 Transit-only ASes present in the Internet Routing Table: 371 Paths with bogon ASNs present in the IPv4 Routing Table: 57 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 36 Max AS path prepend of ASN ( 30036) 34 Prefixes from unregistered ASNs in the Routing Table: 932 Number of instances of unregistered ASNs: 940 Number of 32-bit ASNs allocated by the RIRs: 39588 Number of 32-bit ASNs visible in the Routing Table: 32823 Prefixes from 32-bit ASNs in the Routing Table: 155678 Number of bogon 32-bit ASNs visible in the Routing Table: 57 Special use prefixes present in the Routing Table: 4 Prefixes being announced from unallocated address space: 495 Number of addresses announced to Internet: 3064485376 Equivalent to 182 /8s, 168 /16s and 86 /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: 298592 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236229 Total APNIC prefixes after maximum aggregation: 66603 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 231567 Unique aggregates announced from the APNIC address blocks: 95311 APNIC Region origin ASes present in the Internet Routing Table: 12693 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 3628 APNIC Region transit ASes present in the Internet Routing Table: 1749 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: 7928 Number of APNIC addresses announced to Internet: 773139200 Equivalent to 46 /8s, 21 /16s and 43 /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: 263650 Total ARIN prefixes after maximum aggregation: 120474 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263473 Unique aggregates announced from the ARIN address blocks: 126691 ARIN Region origin ASes present in the Internet Routing Table: 19031 ARIN Prefixes per ASN: 13.84 ARIN Region origin ASes announcing only one prefix: 6899 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4524 Number of ARIN addresses announced to Internet: 1293363456 Equivalent to 77 /8s, 23 /16s and 41 /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: 250619 Total RIPE prefixes after maximum aggregation: 116796 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 248087 Unique aggregates announced from the RIPE address blocks: 151471 RIPE Region origin ASes present in the Internet Routing Table: 28134 RIPE Prefixes per ASN: 8.82 RIPE Region origin ASes announcing only one prefix: 12038 RIPE Region transit ASes present in the Internet Routing Table: 3917 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: 10710 Number of RIPE addresses announced to Internet: 713651712 Equivalent to 42 /8s, 137 /16s and 118 /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: 115329 Total LACNIC prefixes after maximum aggregation: 27656 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 115101 Unique aggregates announced from the LACNIC address blocks: 48703 LACNIC Region origin ASes present in the Internet Routing Table: 10971 LACNIC Prefixes per ASN: 10.49 LACNIC Region origin ASes announcing only one prefix: 2676 LACNIC Region transit ASes present in the Internet Routing Table: 2227 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8685 Number of LACNIC addresses announced to Internet: 176386816 Equivalent to 10 /8s, 131 /16s and 115 /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: 28075 Total AfriNIC prefixes after maximum aggregation: 5503 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 36110 Unique aggregates announced from the AfriNIC address blocks: 11660 AfriNIC Region origin ASes present in the Internet Routing Table: 1649 AfriNIC Prefixes per ASN: 21.90 AfriNIC Region origin ASes announcing only one prefix: 570 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 976 Number of AfriNIC addresses announced to Internet: 107651840 Equivalent to 6 /8s, 106 /16s and 163 /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 9228 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5916 789 688 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4834 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3576 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3493 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3427 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2412 499 236 BBIL-AP BHARTI Airtel Ltd., IN 4766 2251 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2170 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2129 425 215 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 6632 10372 2692 AMAZON-02, US 11492 4528 300 650 CABLEONE, US 22773 3939 3076 364 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3462 1807 2516 AKAMAI-AS, US 6327 3439 1319 64 SHAW, CA 749 2963 50742 2219 DNIC-AS-00749, US 30036 2621 374 177 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2465 2444 342 GOOGLE-CLOUD-PLATFORM, US 209 2433 4960 415 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 6860 1730 143 UNI2-AS, ES 39891 4005 234 45 ALJAWWALSTC-AS, SA 8551 4004 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3977 3361 204 AKAMAI-ASN1, NL 12389 2933 2273 906 ROSTELECOM-AS, RU 6849 2899 355 21 UKRTELNET, UA 9009 2525 249 1314 M247, GB 34984 2246 357 633 TELLCOM-AS, TR 58224 1832 936 609 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 10713 3401 551 Uninet S.A. de C.V., MX 10620 3487 519 740 Telmex Colombia S.A., CO 11830 2436 369 63 Instituto Costarricense de Electricidad 13999 1864 307 492 Mega Cable, S.A. de C.V., MX 6503 1441 355 527 Axtel, S.A.B. de C.V., MX 28573 1378 2332 273 CLARO S.A., BR 3816 1258 671 149 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1032 192 439 Techtel LMDS Comunicaciones Interactiva 18881 965 1118 29 TELEFONICA BRASIL S.A, 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 1600 393 19 LINKdotNET-AS, EG 24835 1541 521 31 RAYA-AS, EG 36992 1316 1519 264 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 961 65 58 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 10713 3401 551 Uninet S.A. de C.V., MX 9808 9228 8879 35 CHINAMOBILE-CN China Mobile Communicati 12479 6860 1730 143 UNI2-AS, ES 16509 6632 10372 2692 AMAZON-02, US 7545 5916 789 688 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4834 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4528 300 650 CABLEONE, US 39891 4005 234 45 ALJAWWALSTC-AS, SA 8551 4004 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3977 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 9228 9193 CHINAMOBILE-CN China Mobile Communications Grou 12479 6860 6717 UNI2-AS, ES 7545 5916 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4834 4759 ERX-CERNET-BKB China Education and Research Net 8551 4004 3965 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 16509 6632 3940 AMAZON-02, US 11492 4528 3878 CABLEONE, US 7155 3901 3870 VIASAT-SP-BACKBONE, US 20940 3977 3773 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, 198.19.226.0/24 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 /11:99 /12:304 /13:591 /14:1202 /15:2088 /16:13534 /17:8347 /18:13880 /19:25124 /20:44476 /21:51726 /22:108163 /23:95916 /24:529313 /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 5837 6860 UNI2-AS, ES 8151 4431 10713 Uninet S.A. de C.V., MX 8551 3470 4004 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3431 4528 CABLEONE, US 6327 3249 3439 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2939 3939 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2755 2899 UKRTELNET, UA 30036 2279 2621 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1922 2:1027 3:157 4:6 5:3801 6:108 7:5 8:1566 9:1 11:173 12:1678 13:332 14:2360 15:211 16:42 17:386 18:171 20:213 21:4 22:188 23:5679 24:2364 25:6 27:2679 29:19 31:2444 32:92 34:3 35:87 36:1775 37:4467 38:3046 39:711 40:152 41:3910 42:1128 43:2219 44:289 45:15849 46:4160 47:322 49:1671 50:2172 51:236 52:1443 54:382 55:805 56:8 57:59 58:1856 59:1188 60:968 61:2258 62:2502 63:1938 64:5574 65:2336 66:4868 67:2991 68:1198 69:4173 70:1336 71:688 72:3058 74:2642 75:1392 76:591 77:2200 78:1851 79:3120 80:1992 81:1616 82:1493 83:1212 84:1329 85:2929 86:711 87:1946 88:1139 89:3348 90:537 91:7613 92:2022 93:2558 94:3458 95:3870 96:1310 97:351 98:1005 99:754 100:77 101:1048 102:2161 103:29311 104:4477 105:467 106:874 107:2529 108:844 109:4274 110:1996 111:3261 112:2035 113:1503 114:1489 115:2168 116:1893 117:2513 118:2333 119:1881 120:1666 121:1104 122:2522 123:2125 124:1543 125:2149 128:1257 129:1070 130:981 131:2029 132:816 133:378 134:1929 135:276 136:878 137:1000 138:2444 139:1537 140:891 141:1420 142:1290 143:1444 144:1206 145:348 146:1836 147:1516 148:2239 149:1751 150:862 151:1075 152:1838 153:537 154:3561 155:1442 156:1813 157:1239 158:1048 159:2211 160:2537 161:1235 162:3463 163:1291 164:1639 165:1622 166:725 167:1750 168:3810 169:862 170:4463 171:828 172:3213 173:3129 174:1018 175:1143 176:3591 177:4581 178:3565 179:2083 180:2356 181:3004 182:3204 183:1955 184:2368 185:19569 186:4329 187:3795 188:3922 189:3337 190:8986 191:1331 192:11014 193:8626 194:7045 195:4969 196:3004 197:2407 198:6000 199:6040 200:7594 201:5837 202:10544 203:10229 204:4540 205:3447 206:3759 207:3390 208:4022 209:4710 210:4495 211:2439 212:4025 213:3417 214:1148 215:66 216:6505 217:2667 218:1317 219:571 220:1956 221:1012 222:837 223:2123 End of report