IPv4 R&E Routing Table Report 18:35 GMT Thu 22 Dec, 2022 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 934853 Prefixes after maximum aggregation (per Origin AS): 347384 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444034 Number of IPv4 prefixes with a valid ROA: 383843 Number of IPv4 prefixes with an invalid ROA: 2740 Number of IPv4 prefixes with no ROA: 548270 Total ASes present in the Internet Routing Table: 73981 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63780 Origin ASes announcing only one prefix: 25609 Transit ASes present in the Internet Routing Table: 10201 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 130 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1016 Number of instances of unregistered ASNs: 1026 Number of 32-bit ASNs allocated by the RIRs: 40958 Number of 32-bit ASNs visible in the Routing Table: 33933 Prefixes from 32-bit ASNs in the Routing Table: 172558 Number of bogon 32-bit ASNs visible in the Routing Table: 43 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 3065577216 Equivalent to 182 /8s, 184 /16s and 255 /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: 323341 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236403 Total APNIC prefixes after maximum aggregation: 68056 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231294 Unique aggregates announced from the APNIC address blocks: 97434 APNIC Region origin ASes present in the Internet Routing Table: 13155 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 3835 APNIC Region transit ASes present in the Internet Routing Table: 1750 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8435 Number of APNIC addresses announced to Internet: 773206528 Equivalent to 46 /8s, 22 /16s and 50 /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: 269494 Total ARIN prefixes after maximum aggregation: 122073 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271058 Unique aggregates announced from the ARIN address blocks: 129537 ARIN Region origin ASes present in the Internet Routing Table: 19072 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6984 ARIN Region transit ASes present in the Internet Routing Table: 1864 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4706 Number of ARIN addresses announced to Internet: 1288015872 Equivalent to 76 /8s, 197 /16s and 144 /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: 267060 Total RIPE prefixes after maximum aggregation: 122378 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 263805 Unique aggregates announced from the RIPE address blocks: 155729 RIPE Region origin ASes present in the Internet Routing Table: 28200 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11970 RIPE Region transit ASes present in the Internet Routing Table: 3845 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10947 Number of RIPE addresses announced to Internet: 719481344 Equivalent to 42 /8s, 226 /16s and 106 /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: 128273 Total LACNIC prefixes after maximum aggregation: 28316 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127482 Unique aggregates announced from the LACNIC address blocks: 48900 LACNIC Region origin ASes present in the Internet Routing Table: 11015 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2263 LACNIC Region transit ASes present in the Internet Routing Table: 2259 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8783 Number of LACNIC addresses announced to Internet: 176047616 Equivalent to 10 /8s, 126 /16s and 70 /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: 32607 Total AfriNIC prefixes after maximum aggregation: 5791 AfriNIC Deaggregation factor: 5.63 Prefixes being announced from the AfriNIC address blocks: 40692 Unique aggregates announced from the AfriNIC address blocks: 12006 AfriNIC Region origin ASes present in the Internet Routing Table: 1726 AfriNIC Prefixes per ASN: 23.58 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1062 Number of AfriNIC addresses announced to Internet: 108527616 Equivalent to 6 /8s, 120 /16s and 0 /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 9153 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5944 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3371 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2682 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2349 849 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 45090 2186 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2160 440 215 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7742 10635 2920 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3704 3066 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3474 1804 2516 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2613 24131 1585 ATT-INTERNET4, US 396982 2574 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 393 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6952 1706 146 UNI2-AS, ES 9121 5896 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 20940 4059 3400 179 AKAMAI-ASN1, NL 8551 3701 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 47331 3047 447 2284 TTNET, TR 12389 2914 2290 906 ROSTELECOM-AS, RU 9009 2656 252 1362 M247, RO 6849 2264 339 20 UKRTELNET, UA 34984 2255 358 611 TELLCOM-AS, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10919 3340 595 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2191 358 583 Mega Cable, S.A. de C.V., MX 28573 1341 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1140 186 468 Techtel LMDS Comunicaciones Interactiva 26615 991 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 37457 1895 326 57 Telkom-Internet, ZA 24863 1516 393 21 LINKdotNET-AS, EG 24835 1509 511 29 RAYA-AS, EG 36992 1321 1518 274 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 67 39 ORANGE-COTE-IVOIRE, CI 36935 705 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 499 51 35 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10919 3340 595 Uninet S.A. de C.V., MX 9808 9153 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7742 10635 2920 AMAZON-02, US 12479 6952 1706 146 UNI2-AS, ES 7545 5944 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 9121 5896 1692 17 TTNET, TR 39891 4560 269 57 ALJAWWALSTC-AS, SA 11492 4546 301 565 CABLEONE, US 20940 4059 3400 179 AKAMAI-ASN1, NL 7155 3894 265 33 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9153 9106 CHINAMOBILE-CN China Mobile Communications Grou 12479 6952 6806 UNI2-AS, ES 9121 5896 5879 TTNET, TR 7545 5944 5240 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7742 4822 AMAZON-02, US 39891 4560 4503 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4059 3880 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3701 3663 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://bgp.nsrc.org/REN/RENU/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 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 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 Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6939 HURRICANE, US 23.131.191.0/24 Origin: 212238 CDNEXT, GB 23.131.191.0/24 Transit: 60068 CDN77 \^_^, GB Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:38 /11:101 /12:297 /13:586 /14:1207 /15:2101 /16:13574 /17:8378 /18:14083 /19:25164 /20:43858 /21:52988 /22:111021 /23:101389 /24:560039 /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 5998 6952 UNI2-AS, ES 9121 5107 5896 TTNET, TR 8151 4905 10919 Uninet S.A. de C.V., MX 39891 3551 4560 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3166 3701 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2731 3704 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2632 3047 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1625 2:1236 3:168 4:7 5:4329 6:110 7:5 8:1575 9:1 11:172 12:1611 13:370 14:2365 15:285 16:76 17:371 18:406 20:247 21:4 22:188 23:6028 24:2510 25:4 27:2789 29:19 31:2530 32:108 34:8 35:95 36:1844 37:4651 38:3975 39:823 40:154 41:4410 42:1044 43:2331 44:309 45:17656 46:4277 47:381 49:1719 50:1944 51:375 52:1544 54:396 55:783 56:8 57:89 58:1746 59:1110 60:1008 61:2470 62:2698 63:1950 64:5671 65:2343 66:5005 67:3071 68:1393 69:4173 70:1257 71:665 72:3063 74:2620 75:1473 76:594 77:2461 78:4032 79:2944 80:2088 81:1855 82:1497 83:1247 84:1500 85:3794 86:744 87:2021 88:2903 89:3574 90:591 91:7734 92:1992 93:2581 94:3567 95:4865 96:1316 97:345 98:1178 99:741 100:75 101:1295 102:2883 103:30856 104:4641 105:1991 106:848 107:2544 108:927 109:4374 110:2044 111:3267 112:2032 113:1531 114:1612 115:2135 116:1885 117:2487 118:2289 119:1910 120:1699 121:1061 122:2606 123:2181 124:1529 125:2276 128:1327 129:1138 130:985 131:2205 132:856 133:401 134:1897 135:338 136:887 137:937 138:2862 139:1507 140:1030 141:1491 142:1422 143:1530 144:1193 145:354 146:1906 147:1530 148:2290 149:1864 150:877 151:1148 152:1971 153:559 154:3902 155:1417 156:1639 157:1298 158:1049 159:2239 160:2676 161:1436 162:3583 163:1493 164:1738 165:1696 166:818 167:1748 168:4186 169:953 170:4975 171:886 172:3531 173:3083 174:1025 175:1180 176:3690 177:6144 178:3555 179:2621 180:2381 181:3435 182:3233 183:1914 184:2369 185:20152 186:5059 187:4568 188:4202 189:3897 190:9185 191:1830 192:11015 193:8858 194:7247 195:5183 196:3221 197:2775 198:6009 199:6125 200:8104 201:6128 202:10469 203:10203 204:4614 205:3530 206:3865 207:3396 208:4135 209:4862 210:4230 211:2398 212:4130 213:3574 214:1109 215:55 216:6644 217:2744 218:1267 219:415 220:2030 221:956 222:663 223:1981 End of report