IPv4 R&E Routing Table Report 18:35 GMT Sun 13 Aug, 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: 943003 Prefixes after maximum aggregation (per Origin AS): 351181 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 452096 Number of IPv4 prefixes with a valid ROA: 427480 Number of IPv4 prefixes with an invalid ROA: 1444 Number of IPv4 prefixes with no ROA: 514079 Total ASes present in the Internet Routing Table: 74684 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64369 Origin ASes announcing only one prefix: 25909 Transit ASes present in the Internet Routing Table: 10315 Transit-only ASes present in the Internet Routing Table: 436 Paths with bogon ASNs present in the IPv4 Routing Table: 76 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: 1075 Number of instances of unregistered ASNs: 1077 Number of 32-bit ASNs allocated by the RIRs: 42429 Number of 32-bit ASNs visible in the Routing Table: 34952 Prefixes from 32-bit ASNs in the Routing Table: 178848 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 553 Number of addresses announced to Internet: 3052760832 Equivalent to 181 /8s, 245 /16s and 111 /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: 318546 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243356 Total APNIC prefixes after maximum aggregation: 69651 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237058 Unique aggregates announced from the APNIC address blocks: 98550 APNIC Region origin ASes present in the Internet Routing Table: 13551 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 3991 APNIC Region transit ASes present in the Internet Routing Table: 1787 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8899 Number of APNIC addresses announced to Internet: 772951296 Equivalent to 46 /8s, 18 /16s and 77 /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: 276207 Total ARIN prefixes after maximum aggregation: 123675 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278583 Unique aggregates announced from the ARIN address blocks: 130830 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1887 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4814 Number of ARIN addresses announced to Internet: 1276391424 Equivalent to 76 /8s, 20 /16s and 48 /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: 263561 Total RIPE prefixes after maximum aggregation: 122665 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260135 Unique aggregates announced from the RIPE address blocks: 159912 RIPE Region origin ASes present in the Internet Routing Table: 28423 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12025 RIPE Region transit ASes present in the Internet Routing Table: 3827 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: 11302 Number of RIPE addresses announced to Internet: 716900096 Equivalent to 42 /8s, 187 /16s and 7 /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: 126325 Total LACNIC prefixes after maximum aggregation: 28520 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125298 Unique aggregates announced from the LACNIC address blocks: 49808 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2346 LACNIC Region transit ASes present in the Internet Routing Table: 2318 Average LACNIC Region AS path length visible: 8.6 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: 178565376 Equivalent to 10 /8s, 164 /16s and 177 /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: 32479 Total AfriNIC prefixes after maximum aggregation: 5942 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 41376 Unique aggregates announced from the AfriNIC address blocks: 12535 AfriNIC Region origin ASes present in the Internet Routing Table: 1777 AfriNIC Prefixes per ASN: 23.28 AfriNIC Region origin ASes announcing only one prefix: 581 AfriNIC Region transit ASes present in the Internet Routing Table: 336 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: 1119 Number of AfriNIC addresses announced to Internet: 107554816 Equivalent to 6 /8s, 105 /16s and 40 /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 9521 8705 38 CHINAMOBILE-CN China Mobile Communicati 7545 5696 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3726 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3568 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3436 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3074 498 250 BBIL-AP BHARTI Airtel Ltd., IN 24560 2481 843 405 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2154 442 200 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 8800 10962 3180 AMAZON-02, US 11492 4522 300 622 CABLEONE, US 7155 4193 288 100 VIASAT-SP-BACKBONE, US 174 3598 6654 603 COGENT-174, US 22773 3561 3054 297 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3149 54961 2401 DNIC-AS-00749, US 16625 3055 1491 2303 AKAMAI-AS, US 367 2973 3825 1407 DNIC-ASBLK-00306-00371, US 396982 2683 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 7339 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4066 3398 151 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2294 913 ROSTELECOM-AS, RU 9009 2672 248 1394 M247, RO 34984 2317 362 602 TELLCOM-AS, TR 58224 1818 944 535 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1559 104 1215 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 11478 3358 606 UNINET, MX 10620 3534 507 832 Telmex Colombia S.A., CO 13999 2430 362 637 Mega Cable, S.A. de C.V., MX 11830 1994 369 64 Instituto Costarricense de Electricidad 28573 1314 2324 233 Claro NXT Telecomunicacoes Ltda, BR 3816 1302 767 168 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1297 344 508 Axtel, S.A.B. de C.V., MX 6147 1123 370 22 Telefonica del Peru S.A.A., PE 28202 1122 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1112 181 434 Techtel LMDS Comunicaciones Interactiva 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 1588 393 19 LINKdotNET-AS, EG 24835 1517 533 27 RAYA-AS, EG 36992 1356 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 922 521 43 Vodafone-, EG 37457 817 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 531 54 43 WANANCHI-, KE 36914 520 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 11478 3358 606 UNINET, MX 9808 9521 8705 38 CHINAMOBILE-CN China Mobile Communicati 16509 8800 10962 3180 AMAZON-02, US 12479 7339 1713 145 UNI2-AS, ES 7545 5696 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4522 300 622 CABLEONE, US 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4193 288 100 VIASAT-SP-BACKBONE, US 20940 4066 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 9521 9483 CHINAMOBILE-CN China Mobile Communications Grou 12479 7339 7194 UNI2-AS, ES 16509 8800 5620 AMAZON-02, US 7545 5696 5009 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4231 4206 FPT-AS-AP FPT Telecom Company, VN 7155 4193 4093 VIASAT-SP-BACKBONE, US 20940 4066 3915 AKAMAI-ASN1, NL 11492 4522 3900 CABLEONE, US 7552 3726 3705 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 46990 UNALLOCATED 8.5.242.0/23 174 COGENT-174, US 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 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 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 /11:102 /12:295 /13:573 /14:1205 /15:2129 /16:13572 /17:8355 /18:14052 /19:25257 /20:44222 /21:52361 /22:111178 /23:102467 /24:567167 /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 6425 7339 UNI2-AS, ES 8151 5510 11478 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3432 4522 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3139 4193 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3561 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2154 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2092 3534 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) ---------------------------------------------- 1:2203 2:1347 3:227 4:5 5:4609 6:134 7:6 8:1544 9:1 11:172 12:1513 13:372 14:2303 15:302 16:198 17:372 18:591 20:284 21:4 22:188 23:6389 24:3029 25:6 27:2609 29:19 31:2548 32:85 34:25 35:116 36:1977 37:4632 38:6152 39:845 40:147 41:4514 42:2039 43:2349 44:321 45:17176 46:4367 47:384 49:1778 50:1879 51:585 52:1599 54:391 55:965 56:8 57:129 58:1892 59:1118 60:994 61:2570 62:2783 63:1930 64:5735 65:2332 66:5057 67:3043 68:1337 69:4122 70:1370 71:689 72:3050 74:2661 75:1608 76:617 77:2558 78:1847 79:2984 80:2140 81:1830 82:1511 83:1295 84:1534 85:3015 86:764 87:2080 88:1224 89:3872 90:619 91:7927 92:2064 93:2601 94:3572 95:4023 96:1296 97:318 98:1103 99:735 100:90 101:1316 102:3243 103:32130 104:4585 105:730 106:879 107:2555 108:1125 109:4289 110:2110 111:3143 112:2063 113:1759 114:1655 115:2064 116:1924 117:2535 118:2666 119:1974 120:1783 121:1100 122:2603 123:2172 124:1569 125:2474 128:1457 129:1115 130:1054 131:2053 132:858 133:422 134:1792 135:351 136:904 137:982 138:2791 139:1574 140:1251 141:1300 142:1478 143:1532 144:1001 145:343 146:1968 147:1620 148:2447 149:2172 150:894 151:1185 152:1998 153:584 154:4951 155:1386 156:1922 157:1330 158:1084 159:2230 160:2691 161:1574 162:3539 163:1602 164:1740 165:1895 166:979 167:1735 168:4041 169:944 170:4801 171:905 172:3633 173:2994 174:994 175:1203 176:3840 177:5439 178:3554 179:2413 180:2439 181:3540 182:3406 183:1979 184:2315 185:20732 186:5015 187:4511 188:4268 189:4005 190:9297 191:1841 192:10953 193:8985 194:7371 195:5247 196:3372 197:2771 198:5982 199:6100 200:8086 201:6076 202:10455 203:10173 204:4561 205:3655 206:4349 207:3463 208:4177 209:4948 210:4295 211:2455 212:4293 213:3617 214:1094 215:60 216:6773 217:2869 218:1284 219:420 220:1792 221:976 222:664 223:2164 End of report