IPv4 R&E Routing Table Report 18:35 GMT Fri 08 Sep, 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: 943185 Prefixes after maximum aggregation (per Origin AS): 352075 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452113 Number of IPv4 prefixes with a valid ROA: 430273 Number of IPv4 prefixes with an invalid ROA: 1566 Number of IPv4 prefixes with no ROA: 511346 Total ASes present in the Internet Routing Table: 74752 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64479 Origin ASes announcing only one prefix: 25897 Transit ASes present in the Internet Routing Table: 10273 Transit-only ASes present in the Internet Routing Table: 447 Paths with bogon ASNs present in the IPv4 Routing Table: 102 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1088 Number of instances of unregistered ASNs: 1090 Number of 32-bit ASNs allocated by the RIRs: 42575 Number of 32-bit ASNs visible in the Routing Table: 35046 Prefixes from 32-bit ASNs in the Routing Table: 179740 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 609 Number of addresses announced to Internet: 3055590912 Equivalent to 182 /8s, 32 /16s and 158 /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: 99.5 Total number of prefixes smaller than registry allocations: 318339 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243479 Total APNIC prefixes after maximum aggregation: 69882 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 237113 Unique aggregates announced from the APNIC address blocks: 98459 APNIC Region origin ASes present in the Internet Routing Table: 13580 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 4027 APNIC Region transit ASes present in the Internet Routing Table: 1795 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: 8935 Number of APNIC addresses announced to Internet: 772293632 Equivalent to 46 /8s, 8 /16s and 68 /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: 276049 Total ARIN prefixes after maximum aggregation: 123824 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 279222 Unique aggregates announced from the ARIN address blocks: 131417 ARIN Region origin ASes present in the Internet Routing Table: 19084 ARIN Prefixes per ASN: 14.63 ARIN Region origin ASes announcing only one prefix: 6953 ARIN Region transit ASes present in the Internet Routing Table: 1883 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4825 Number of ARIN addresses announced to Internet: 1279859968 Equivalent to 76 /8s, 73 /16s and 29 /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: 263969 Total RIPE prefixes after maximum aggregation: 123136 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259732 Unique aggregates announced from the RIPE address blocks: 159901 RIPE Region origin ASes present in the Internet Routing Table: 28406 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12004 RIPE Region transit ASes present in the Internet Routing Table: 3799 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11317 Number of RIPE addresses announced to Internet: 716752384 Equivalent to 42 /8s, 184 /16s and 198 /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 196608-216475 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: 126457 Total LACNIC prefixes after maximum aggregation: 28517 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125361 Unique aggregates announced from the LACNIC address blocks: 49194 LACNIC Region origin ASes present in the Internet Routing Table: 11031 LACNIC Prefixes per ASN: 11.36 LACNIC Region origin ASes announcing only one prefix: 2331 LACNIC Region transit ASes present in the Internet Routing Table: 2302 Average LACNIC Region AS path length visible: 8.5 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8840 Number of LACNIC addresses announced to Internet: 178462464 Equivalent to 10 /8s, 163 /16s and 31 /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: 32143 Total AfriNIC prefixes after maximum aggregation: 5976 AfriNIC Deaggregation factor: 5.38 Prefixes being announced from the AfriNIC address blocks: 41148 Unique aggregates announced from the AfriNIC address blocks: 12630 AfriNIC Region origin ASes present in the Internet Routing Table: 1789 AfriNIC Prefixes per ASN: 23.00 AfriNIC Region origin ASes announcing only one prefix: 582 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1129 Number of AfriNIC addresses announced to Internet: 107759616 Equivalent to 6 /8s, 108 /16s and 72 /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 9484 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4354 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3730 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3570 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3415 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3152 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2498 848 389 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2151 441 199 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 9048 10988 3258 AMAZON-02, US 11492 4439 295 778 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3826 6654 609 COGENT-174, US 22773 3552 3056 311 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3536 1319 66 SHAW, CA 749 3152 54959 2404 DNIC-AS-00749, US 16625 2971 1422 2255 AKAMAI-AS, US 367 2967 3827 1395 DNIC-ASBLK-00306-00371, US 396982 2690 3596 387 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 7359 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4045 3398 151 AKAMAI-ASN1, NL 8551 3455 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2907 2298 916 ROSTELECOM-AS, RU 9009 2733 254 1392 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1752 933 517 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1505 101 1173 ASDETUK www.heficed.com, US 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 11776 3368 601 UNINET, MX 10620 3538 506 849 Telmex Colombia S.A., CO 13999 2403 343 626 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1324 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1294 764 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1126 183 426 Techtel LMDS Comunicaciones Interactiva 6147 1112 370 22 Telefonica del Peru S.A.A., PE 28202 1112 52 9 Rede Brasileira de Comunicacao 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 1593 393 19 LINKdotNET-AS, EG 24835 1457 497 26 RAYA-AS, EG 36992 1357 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 37457 811 319 45 Telkom-Internet, ZA 36935 780 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 533 54 45 WANANCHI-, KE 36914 519 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 11776 3368 601 UNINET, MX 9808 9484 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9048 10988 3258 AMAZON-02, US 12479 7359 1713 145 UNI2-AS, ES 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4439 295 778 CABLEONE, US 18403 4354 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4045 3398 151 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 9484 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7359 7214 UNI2-AS, ES 16509 9048 5790 AMAZON-02, US 7545 5725 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4354 4329 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4045 3894 AKAMAI-ASN1, NL 7552 3730 3710 VIETEL-AS-AP Viettel Group, VN 11492 4439 3661 CABLEONE, US 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 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, 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 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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.178.240.0/24 Origin: 399517 RESERVED, ZZ 23.178.240.0/24 Transit: 32425 SKB3-ARIN-BGP, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 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 /11:102 /12:298 /13:576 /14:1206 /15:2128 /16:13590 /17:8325 /18:14040 /19:25208 /20:44226 /21:52179 /22:111227 /23:102736 /24:567276 /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 6445 7359 UNI2-AS, ES 8151 5800 11776 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3388 4439 CABLEONE, US 6327 3346 3536 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2923 3455 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2599 3552 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2147 2487 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2101 3538 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) ---------------------------------------------- 1:2223 2:1393 3:258 4:5 5:4642 6:136 7:6 8:1532 9:1 11:172 12:1511 13:375 14:2312 15:304 16:196 17:370 18:637 20:289 21:4 22:188 23:6355 24:2879 25:6 27:2634 29:19 31:2555 32:84 34:25 35:116 36:1992 37:4546 38:6257 39:871 40:146 41:4503 42:2100 43:2305 44:322 45:17129 46:4342 47:378 49:1809 50:1904 51:596 52:1599 54:394 55:956 56:8 57:131 58:1868 59:1118 60:1002 61:2597 62:2775 63:1922 64:5804 65:2357 66:5010 67:3061 68:1356 69:4168 70:1359 71:668 72:3027 74:2624 75:1595 76:618 77:2442 78:1850 79:2993 80:2137 81:1863 82:1474 83:1306 84:1542 85:3043 86:766 87:2090 88:1224 89:3879 90:620 91:7933 92:2063 93:2633 94:3559 95:4032 96:1287 97:321 98:1102 99:735 100:90 101:1315 102:3214 103:32095 104:4611 105:710 106:886 107:2675 108:1128 109:4248 110:2128 111:3136 112:2064 113:1762 114:1668 115:2058 116:1923 117:2495 118:2701 119:1984 120:1776 121:1113 122:2613 123:2166 124:1574 125:2512 128:1493 129:992 130:1069 131:2041 132:862 133:408 134:1795 135:349 136:915 137:979 138:2807 139:1554 140:1163 141:1301 142:1515 143:1530 144:991 145:346 146:1956 147:1620 148:2464 149:2321 150:883 151:1232 152:1992 153:593 154:5166 155:1386 156:1963 157:1331 158:1085 159:2225 160:2647 161:1588 162:3554 163:1607 164:1743 165:1893 166:1061 167:1731 168:3897 169:923 170:4874 171:874 172:3706 173:2965 174:979 175:1204 176:3823 177:5310 178:3558 179:2390 180:2452 181:3590 182:3319 183:1985 184:2275 185:20743 186:4987 187:4527 188:4274 189:4086 190:9303 191:1886 192:10954 193:8974 194:7325 195:5288 196:3268 197:2790 198:5970 199:6119 200:8085 201:6131 202:10419 203:10147 204:4568 205:3676 206:4400 207:3481 208:4162 209:4941 210:4283 211:2452 212:4277 213:3436 214:1094 215:58 216:6756 217:2876 218:1282 219:410 220:1794 221:980 222:670 223:2146 End of report