IPv4 R&E Routing Table Report 18:35 GMT Mon 11 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: 943610 Prefixes after maximum aggregation (per Origin AS): 351933 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452159 Number of IPv4 prefixes with a valid ROA: 430236 Number of IPv4 prefixes with an invalid ROA: 1579 Number of IPv4 prefixes with no ROA: 511795 Total ASes present in the Internet Routing Table: 74720 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64449 Origin ASes announcing only one prefix: 25885 Transit ASes present in the Internet Routing Table: 10271 Transit-only ASes present in the Internet Routing Table: 442 Paths with bogon ASNs present in the IPv4 Routing Table: 100 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: 1083 Number of instances of unregistered ASNs: 1085 Number of 32-bit ASNs allocated by the RIRs: 42592 Number of 32-bit ASNs visible in the Routing Table: 35011 Prefixes from 32-bit ASNs in the Routing Table: 179846 Number of bogon 32-bit ASNs visible in the Routing Table: 32 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 607 Number of addresses announced to Internet: 3055349760 Equivalent to 182 /8s, 28 /16s and 240 /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: 318278 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243621 Total APNIC prefixes after maximum aggregation: 69903 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237214 Unique aggregates announced from the APNIC address blocks: 98424 APNIC Region origin ASes present in the Internet Routing Table: 13572 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 4020 APNIC Region transit ASes present in the Internet Routing Table: 1793 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8926 Number of APNIC addresses announced to Internet: 772227840 Equivalent to 46 /8s, 7 /16s and 67 /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: 276253 Total ARIN prefixes after maximum aggregation: 123711 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 279507 Unique aggregates announced from the ARIN address blocks: 131559 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 14.64 ARIN Region origin ASes announcing only one prefix: 6952 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: 4824 Number of ARIN addresses announced to Internet: 1279736064 Equivalent to 76 /8s, 71 /16s and 57 /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: 263938 Total RIPE prefixes after maximum aggregation: 123158 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259621 Unique aggregates announced from the RIPE address blocks: 159888 RIPE Region origin ASes present in the Internet Routing Table: 28416 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12016 RIPE Region transit ASes present in the Internet Routing Table: 3797 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: 11322 Number of RIPE addresses announced to Internet: 716744704 Equivalent to 42 /8s, 184 /16s and 168 /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: 126390 Total LACNIC prefixes after maximum aggregation: 28450 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125307 Unique aggregates announced from the LACNIC address blocks: 49142 LACNIC Region origin ASes present in the Internet Routing Table: 11002 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2319 LACNIC Region transit ASes present in the Internet Routing Table: 2314 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: 8810 Number of LACNIC addresses announced to Internet: 178437120 Equivalent to 10 /8s, 162 /16s and 188 /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: 32325 Total AfriNIC prefixes after maximum aggregation: 5976 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 41354 Unique aggregates announced from the AfriNIC address blocks: 12636 AfriNIC Region origin ASes present in the Internet Routing Table: 1788 AfriNIC Prefixes per ASN: 23.13 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 333 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: 107743488 Equivalent to 6 /8s, 108 /16s and 9 /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 9486 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5726 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4353 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3731 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3568 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3407 1824 97 VNPT-AS-VN VNPT Corp, VN 9498 3152 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2498 848 393 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2151 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 9044 10987 3252 AMAZON-02, US 11492 4512 299 673 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3836 6654 610 COGENT-174, US 22773 3553 3056 313 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3536 1319 66 SHAW, CA 749 3152 54959 2404 DNIC-AS-00749, US 367 2985 3829 1408 DNIC-ASBLK-00306-00371, US 16625 2969 1422 2255 AKAMAI-AS, 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 7362 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4034 3398 151 AKAMAI-ASN1, NL 8551 3453 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2907 2298 916 ROSTELECOM-AS, RU 9009 2729 254 1390 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1499 100 1168 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 11781 3368 601 UNINET, MX 10620 3539 506 850 Telmex Colombia S.A., CO 13999 2401 341 627 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 1295 764 191 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 1514 533 27 RAYA-AS, EG 36992 1358 1518 279 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 914 520 36 Vodafone-, EG 37457 811 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 534 54 45 WANANCHI-, KE 36914 521 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 11781 3368 601 UNINET, MX 9808 9486 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9044 10987 3252 AMAZON-02, US 12479 7362 1713 145 UNI2-AS, ES 7545 5726 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4512 299 673 CABLEONE, US 18403 4353 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4034 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 9486 9445 CHINAMOBILE-CN China Mobile Communications Grou 12479 7362 7217 UNI2-AS, ES 16509 9044 5792 AMAZON-02, US 7545 5726 5038 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4353 4328 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4034 3883 AKAMAI-ASN1, NL 11492 4512 3839 CABLEONE, US 7552 3731 3711 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 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 /12:297 /13:576 /14:1206 /15:2128 /16:13586 /17:8332 /18:14040 /19:25218 /20:44216 /21:52214 /22:111295 /23:102754 /24:567578 /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 6448 7362 UNI2-AS, ES 8151 5805 11781 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3424 4512 CABLEONE, US 6327 3346 3536 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2926 3453 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2600 3553 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2150 2490 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2102 3539 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) ---------------------------------------------- 1:2221 2:1399 3:258 4:5 5:4629 6:136 7:6 8:1531 9:1 11:172 12:1511 13:373 14:2311 15:304 16:196 17:370 18:638 20:290 21:4 22:188 23:6369 24:2891 25:6 27:2632 29:19 31:2552 32:84 34:25 35:116 36:1991 37:4554 38:6272 39:871 40:146 41:4508 42:2098 43:2309 44:320 45:17156 46:4335 47:374 49:1810 50:1909 51:597 52:1599 54:395 55:965 56:8 57:131 58:1869 59:1117 60:1002 61:2597 62:2770 63:1921 64:5801 65:2356 66:5010 67:3064 68:1340 69:4170 70:1358 71:667 72:3026 74:2623 75:1598 76:618 77:2423 78:1852 79:2992 80:2136 81:1868 82:1471 83:1308 84:1540 85:3044 86:765 87:2091 88:1216 89:3885 90:621 91:7920 92:2059 93:2635 94:3554 95:4025 96:1291 97:320 98:1101 99:735 100:90 101:1313 102:3217 103:32144 104:4622 105:704 106:887 107:2664 108:1133 109:4252 110:2129 111:3139 112:2068 113:1766 114:1669 115:2067 116:1925 117:2490 118:2701 119:1980 120:1777 121:1115 122:2620 123:2171 124:1574 125:2511 128:1490 129:994 130:1072 131:2044 132:863 133:408 134:1792 135:348 136:915 137:985 138:2792 139:1560 140:1177 141:1284 142:1515 143:1539 144:1007 145:346 146:1955 147:1609 148:2461 149:2321 150:886 151:1230 152:1993 153:593 154:5185 155:1389 156:1964 157:1333 158:1087 159:2249 160:2662 161:1593 162:3546 163:1610 164:1744 165:1894 166:1063 167:1737 168:3902 169:920 170:4873 171:892 172:3706 173:2969 174:985 175:1206 176:3820 177:5330 178:3527 179:2391 180:2454 181:3553 182:3326 183:1985 184:2277 185:20746 186:4994 187:4555 188:4269 189:4096 190:9299 191:1891 192:10964 193:8990 194:7335 195:5274 196:3295 197:2791 198:5972 199:6117 200:8081 201:6120 202:10410 203:10144 204:4571 205:3705 206:4394 207:3480 208:4168 209:4949 210:4282 211:2452 212:4283 213:3440 214:1091 215:58 216:6781 217:2876 218:1284 219:410 220:1793 221:980 222:671 223:2144 End of report