IPv4 R&E Routing Table Report 18:35 GMT Fri 22 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: 945417 Prefixes after maximum aggregation (per Origin AS): 352779 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452683 Number of IPv4 prefixes with a valid ROA: 432862 Number of IPv4 prefixes with an invalid ROA: 1550 Number of IPv4 prefixes with no ROA: 511005 Total ASes present in the Internet Routing Table: 74795 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64493 Origin ASes announcing only one prefix: 25912 Transit ASes present in the Internet Routing Table: 10302 Transit-only ASes present in the Internet Routing Table: 453 Paths with bogon ASNs present in the IPv4 Routing Table: 104 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN ( 37037) 51 Prefixes from unregistered ASNs in the Routing Table: 1027 Number of instances of unregistered ASNs: 1029 Number of 32-bit ASNs allocated by the RIRs: 42660 Number of 32-bit ASNs visible in the Routing Table: 35103 Prefixes from 32-bit ASNs in the Routing Table: 180464 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: 550 Number of addresses announced to Internet: 3054552320 Equivalent to 182 /8s, 16 /16s and 197 /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: 318791 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243678 Total APNIC prefixes after maximum aggregation: 70138 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 237319 Unique aggregates announced from the APNIC address blocks: 98647 APNIC Region origin ASes present in the Internet Routing Table: 13591 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 4033 APNIC Region transit ASes present in the Internet Routing Table: 1795 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8956 Number of APNIC addresses announced to Internet: 772309248 Equivalent to 46 /8s, 8 /16s and 129 /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: 276958 Total ARIN prefixes after maximum aggregation: 123747 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 280326 Unique aggregates announced from the ARIN address blocks: 131695 ARIN Region origin ASes present in the Internet Routing Table: 19091 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 6949 ARIN Region transit ASes present in the Internet Routing Table: 1882 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: 4821 Number of ARIN addresses announced to Internet: 1278787072 Equivalent to 76 /8s, 56 /16s and 190 /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: 264791 Total RIPE prefixes after maximum aggregation: 123662 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260190 Unique aggregates announced from the RIPE address blocks: 159973 RIPE Region origin ASes present in the Internet Routing Table: 28429 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12026 RIPE Region transit ASes present in the Internet Routing Table: 3812 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: 11349 Number of RIPE addresses announced to Internet: 716863744 Equivalent to 42 /8s, 186 /16s and 121 /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: 126656 Total LACNIC prefixes after maximum aggregation: 28531 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125478 Unique aggregates announced from the LACNIC address blocks: 49264 LACNIC Region origin ASes present in the Internet Routing Table: 11034 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2319 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: 8846 Number of LACNIC addresses announced to Internet: 178447104 Equivalent to 10 /8s, 162 /16s and 227 /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: 32307 Total AfriNIC prefixes after maximum aggregation: 5976 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 41554 Unique aggregates announced from the AfriNIC address blocks: 12645 AfriNIC Region origin ASes present in the Internet Routing Table: 1790 AfriNIC Prefixes per ASN: 23.21 AfriNIC Region origin ASes announcing only one prefix: 585 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: 54 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131 Number of AfriNIC addresses announced to Internet: 107713024 Equivalent to 6 /8s, 107 /16s and 146 /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 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4289 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3739 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3565 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3406 1824 97 VNPT-AS-VN VNPT Corp, VN 9498 3149 498 251 BBIL-AP BHARTI Airtel Ltd., IN 24560 2515 849 387 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2150 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 9107 10998 3256 AMAZON-02, US 11492 4532 301 669 CABLEONE, US 7155 4180 289 101 VIASAT-SP-BACKBONE, US 174 3910 6655 610 COGENT-174, US 6327 3542 1319 66 SHAW, CA 22773 3541 3055 304 ASN-CXA-ALL-CCI-22773-RDC, US 749 3151 54959 2403 DNIC-AS-00749, US 367 3003 3840 1441 DNIC-ASBLK-00306-00371, US 16625 2947 1399 2252 AKAMAI-AS, US 396982 2698 3597 392 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 7392 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4025 3398 151 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2908 2298 917 ROSTELECOM-AS, RU 9009 2770 257 1420 M247, RO 34984 2333 362 592 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1478 99 1147 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 11844 3368 600 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2405 334 622 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1296 764 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1115 180 429 Techtel LMDS Comunicaciones Interactiva 6147 1113 369 22 Telefonica del Peru S.A.A., PE 28202 1090 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 1602 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 937 521 44 Vodafone-, EG 37457 814 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 534 54 46 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 11844 3368 600 UNINET, MX 9808 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9107 10998 3256 AMAZON-02, US 12479 7392 1713 145 UNI2-AS, ES 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4532 301 669 CABLEONE, US 18403 4289 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4180 289 101 VIASAT-SP-BACKBONE, US 20940 4025 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 9482 9441 CHINAMOBILE-CN China Mobile Communications Grou 12479 7392 7247 UNI2-AS, ES 16509 9107 5851 AMAZON-02, US 7545 5726 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4289 4264 FPT-AS-AP FPT Telecom Company, VN 7155 4180 4079 VIASAT-SP-BACKBONE, US 20940 4025 3874 AKAMAI-ASN1, NL 11492 4532 3863 CABLEONE, US 7552 3739 3719 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /11:101 /12:297 /13:576 /14:1206 /15:2126 /16:13560 /17:8329 /18:14038 /19:25246 /20:44168 /21:52230 /22:111416 /23:102705 /24:569351 /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 6479 7392 UNI2-AS, ES 8151 5869 11844 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3444 4532 CABLEONE, US 6327 3352 3542 SHAW, CA 7155 3126 4180 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2590 3541 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2106 3542 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) ---------------------------------------------- 1:2205 2:1418 3:265 4:5 5:4582 6:135 7:6 8:1526 9:1 11:172 12:1510 13:374 14:2320 15:303 16:198 17:369 18:652 20:293 21:4 22:188 23:6406 24:2906 25:2 27:2652 29:19 31:2556 32:81 34:26 35:116 36:1995 37:4539 38:6412 39:872 40:146 41:4492 42:2079 43:2314 44:324 45:17306 46:4340 47:370 49:1827 50:1905 51:598 52:1596 54:392 55:963 56:5 57:131 58:1869 59:1118 60:1002 61:2598 62:2774 63:1924 64:5827 65:2371 66:5050 67:3070 68:1349 69:4181 70:1358 71:671 72:3012 74:2643 75:1595 76:620 77:2419 78:1839 79:2990 80:2131 81:1843 82:1501 83:1312 84:1554 85:3111 86:764 87:2101 88:1215 89:3919 90:622 91:7925 92:2066 93:2633 94:3563 95:4043 96:1294 97:315 98:1098 99:735 100:90 101:1319 102:3199 103:32175 104:4744 105:729 106:886 107:2687 108:1141 109:4271 110:2126 111:3141 112:2066 113:1762 114:1696 115:2067 116:1906 117:2519 118:2700 119:1968 120:1777 121:1133 122:2631 123:2180 124:1563 125:2506 128:1492 129:993 130:1074 131:2078 132:878 133:408 134:1783 135:348 136:979 137:984 138:2806 139:1563 140:1174 141:1323 142:1518 143:1587 144:1007 145:351 146:1963 147:1608 148:2448 149:2317 150:889 151:1232 152:1992 153:591 154:5351 155:1397 156:1963 157:1351 158:1088 159:2240 160:2691 161:1594 162:3551 163:1629 164:1743 165:1899 166:1064 167:1751 168:3933 169:897 170:4883 171:926 172:3756 173:2999 174:988 175:1205 176:3831 177:5275 178:3544 179:2416 180:2473 181:3547 182:3322 183:1980 184:2280 185:20822 186:5024 187:4560 188:4276 189:4148 190:9314 191:1831 192:11001 193:8999 194:7368 195:5296 196:3285 197:2763 198:5960 199:6136 200:8105 201:6135 202:10414 203:10155 204:4571 205:3690 206:4406 207:3487 208:4185 209:4958 210:4302 211:2453 212:4309 213:3447 214:1112 215:57 216:6780 217:2872 218:1285 219:411 220:1785 221:983 222:662 223:2148 End of report