IPv4 R&E Routing Table Report 18:35 GMT Fri 14 Jul, 2023 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: 941564 Prefixes after maximum aggregation (per Origin AS): 350491 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 451257 Number of IPv4 prefixes with a valid ROA: 423170 Number of IPv4 prefixes with an invalid ROA: 1512 Number of IPv4 prefixes with no ROA: 516882 Total ASes present in the Internet Routing Table: 74535 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64243 Origin ASes announcing only one prefix: 25906 Transit ASes present in the Internet Routing Table: 10292 Transit-only ASes present in the Internet Routing Table: 427 Paths with bogon ASNs present in the IPv4 Routing Table: 84 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 129 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1070 Number of instances of unregistered ASNs: 1078 Number of 32-bit ASNs allocated by the RIRs: 42264 Number of 32-bit ASNs visible in the Routing Table: 34787 Prefixes from 32-bit ASNs in the Routing Table: 177759 Number of bogon 32-bit ASNs visible in the Routing Table: 45 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 574 Number of addresses announced to Internet: 3054109952 Equivalent to 182 /8s, 10 /16s and 5 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318410 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242345 Total APNIC prefixes after maximum aggregation: 69095 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 236129 Unique aggregates announced from the APNIC address blocks: 98298 APNIC Region origin ASes present in the Internet Routing Table: 13454 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 3966 APNIC Region transit ASes present in the Internet Routing Table: 1789 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8807 Number of APNIC addresses announced to Internet: 773189632 Equivalent to 46 /8s, 21 /16s and 240 /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, 131072-153913 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: 275787 Total ARIN prefixes after maximum aggregation: 123469 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278451 Unique aggregates announced from the ARIN address blocks: 130799 ARIN Region origin ASes present in the Internet Routing Table: 19092 ARIN Prefixes per ASN: 14.58 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1886 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4807 Number of ARIN addresses announced to Internet: 1277724928 Equivalent to 76 /8s, 40 /16s and 137 /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: 263734 Total RIPE prefixes after maximum aggregation: 122757 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259951 Unique aggregates announced from the RIPE address blocks: 159653 RIPE Region origin ASes present in the Internet Routing Table: 28381 RIPE Prefixes per ASN: 9.16 RIPE Region origin ASes announcing only one prefix: 12028 RIPE Region transit ASes present in the Internet Routing Table: 3800 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11243 Number of RIPE addresses announced to Internet: 716844800 Equivalent to 42 /8s, 186 /16s and 47 /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: 126525 Total LACNIC prefixes after maximum aggregation: 28517 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125539 Unique aggregates announced from the LACNIC address blocks: 49496 LACNIC Region origin ASes present in the Internet Routing Table: 11021 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2363 LACNIC Region transit ASes present in the Internet Routing Table: 2328 Average LACNIC Region AS path length visible: 8.4 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8818 Number of LACNIC addresses announced to Internet: 178462208 Equivalent to 10 /8s, 163 /16s and 30 /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: 32103 Total AfriNIC prefixes after maximum aggregation: 5920 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 40920 Unique aggregates announced from the AfriNIC address blocks: 12536 AfriNIC Region origin ASes present in the Internet Routing Table: 1765 AfriNIC Prefixes per ASN: 23.18 AfriNIC Region origin ASes announcing only one prefix: 582 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 129 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1112 Number of AfriNIC addresses announced to Internet: 107550720 Equivalent to 6 /8s, 105 /16s and 24 /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 9519 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5679 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4233 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3701 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3465 1872 93 VNPT-AS-VN VNPT Corp, VN 7713 3449 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3050 498 249 BBIL-AP BHARTI Airtel Ltd., IN 24560 2444 834 445 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11269 587 KIXS-AS-KR Korea Telecom, KR 45090 2149 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8732 10892 3081 AMAZON-02, US 11492 4515 299 629 CABLEONE, US 7155 4165 286 85 VIASAT-SP-BACKBONE, US 22773 3543 3038 268 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1319 66 SHAW, CA 174 3474 6656 609 COGENT-174, US 749 3142 54962 2394 DNIC-AS-00749, US 16625 3111 1542 2341 AKAMAI-AS, US 367 2750 3750 1319 DNIC-ASBLK-00306-00371, US 396982 2676 3594 383 GOOGLE-CLOUD-PLATFORM, 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 7298 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4052 3398 157 AKAMAI-ASN1, NL 8551 3467 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2902 2294 913 ROSTELECOM-AS, RU 9009 2654 246 1376 M247, RO 34984 2307 361 609 TELLCOM-AS, TR 6849 1835 307 17 UKRTELNET, UA 58224 1824 946 535 TCI, IR 13188 1607 100 26 TRIOLAN, UA 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 11580 3376 595 UNINET, MX 10620 3529 507 840 Telmex Colombia S.A., CO 13999 2404 360 632 Mega Cable, S.A. de C.V., MX 11830 2225 369 64 Instituto Costarricense de Electricidad 28573 1317 2324 238 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 344 511 Axtel, S.A.B. de C.V., MX 3816 1300 767 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1100 177 439 Techtel LMDS Comunicaciones Interactiva 26615 1037 2500 47 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 24863 1627 393 19 LINKdotNET-AS, EG 24835 1548 533 27 RAYA-AS, EG 36992 1352 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1052 67 45 ORANGE-COTE-IVOIRE, CI 36935 923 521 44 Vodafone-, EG 37457 811 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 532 54 43 WANANCHI-, KE 36914 522 82 3 KENET-AS, KE 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 11580 3376 595 UNINET, MX 9808 9519 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8732 10892 3081 AMAZON-02, US 12479 7298 1706 141 UNI2-AS, ES 7545 5679 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4515 299 629 CABLEONE, US 18403 4233 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4165 286 85 VIASAT-SP-BACKBONE, US 20940 4052 3398 157 AKAMAI-ASN1, NL 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 9519 9482 CHINAMOBILE-CN China Mobile Communications Grou 12479 7298 7157 UNI2-AS, ES 16509 8732 5651 AMAZON-02, US 7545 5679 4989 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4233 4208 FPT-AS-AP FPT Telecom Company, VN 7155 4165 4080 VIASAT-SP-BACKBONE, US 20940 4052 3895 AKAMAI-ASN1, NL 11492 4515 3886 CABLEONE, US 7552 3701 3680 VIETEL-AS-AP Viettel Group, VN 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 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 19695 UNALLOCATED 8.20.161.0/24 7015 COMCAST-7015, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 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 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 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 UNASSIGNED 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, 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 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 /9:14 /10:38 /11:103 /12:296 /13:575 /14:1209 /15:2134 /16:13544 /17:8326 /18:14048 /19:25301 /20:44177 /21:52408 /22:111113 /23:102152 /24:566110 /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 6386 7298 UNI2-AS, ES 8151 5503 11580 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3426 4515 CABLEONE, US 6327 3335 3525 SHAW, CA 7155 3117 4165 VIASAT-SP-BACKBONE, US 8551 2936 3467 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2610 3543 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2503 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2087 3529 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2175 2:1350 3:227 4:5 5:4571 6:130 7:6 8:1558 9:1 11:172 12:1520 13:382 14:2313 15:299 16:193 17:373 18:524 20:272 21:4 22:188 23:6360 24:3003 25:4 27:2590 29:19 31:2556 32:83 34:26 35:113 36:1953 37:4706 38:6034 39:830 40:152 41:4390 42:2006 43:2337 44:308 45:17242 46:4428 47:377 49:1764 50:1877 51:586 52:1596 54:397 55:976 56:8 57:129 58:1888 59:1101 60:983 61:2561 62:2762 63:1913 64:5756 65:2339 66:5098 67:3090 68:1348 69:4135 70:1374 71:695 72:3060 74:2658 75:1598 76:614 77:2556 78:1876 79:2982 80:2128 81:1824 82:1513 83:1277 84:1537 85:3045 86:765 87:2105 88:1223 89:3880 90:614 91:7897 92:2045 93:2613 94:3640 95:4071 96:1305 97:337 98:1172 99:735 100:95 101:1315 102:3124 103:31784 104:4581 105:722 106:876 107:2555 108:1086 109:4275 110:2108 111:3130 112:2062 113:1755 114:1651 115:2049 116:1910 117:2566 118:2614 119:1983 120:1792 121:1087 122:2585 123:2163 124:1567 125:2461 128:1476 129:1123 130:1050 131:2078 132:856 133:422 134:1800 135:350 136:889 137:965 138:2685 139:1572 140:1260 141:1305 142:1478 143:1555 144:990 145:342 146:1978 147:1596 148:2443 149:2197 150:898 151:1168 152:1980 153:566 154:4892 155:1363 156:1848 157:1324 158:1085 159:2270 160:2652 161:1559 162:3532 163:1577 164:1651 165:1931 166:1058 167:1716 168:4033 169:962 170:4824 171:891 172:3644 173:2977 174:1088 175:1201 176:3790 177:5392 178:3625 179:2489 180:2451 181:3523 182:3398 183:1980 184:2324 185:20693 186:5048 187:4397 188:4235 189:4005 190:9305 191:1762 192:10933 193:8954 194:7389 195:5208 196:3339 197:2698 198:5975 199:6124 200:8160 201:6038 202:10490 203:10276 204:4581 205:3701 206:4380 207:3476 208:4158 209:4958 210:4284 211:2452 212:4289 213:3626 214:1090 215:59 216:6731 217:2835 218:1293 219:420 220:1746 221:967 222:682 223:2159 End of report