IPv4 R&E Routing Table Report 18:35 GMT Thu 20 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: 942407 Prefixes after maximum aggregation (per Origin AS): 350807 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 451640 Number of IPv4 prefixes with a valid ROA: 420753 Number of IPv4 prefixes with an invalid ROA: 1472 Number of IPv4 prefixes with no ROA: 520182 Total ASes present in the Internet Routing Table: 74562 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64263 Origin ASes announcing only one prefix: 25892 Transit ASes present in the Internet Routing Table: 10299 Transit-only ASes present in the Internet Routing Table: 434 Paths with bogon ASNs present in the IPv4 Routing Table: 70 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 129 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1087 Number of instances of unregistered ASNs: 1089 Number of 32-bit ASNs allocated by the RIRs: 42267 Number of 32-bit ASNs visible in the Routing Table: 34829 Prefixes from 32-bit ASNs in the Routing Table: 178477 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 590 Number of addresses announced to Internet: 3054300160 Equivalent to 182 /8s, 12 /16s and 236 /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: 318589 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242707 Total APNIC prefixes after maximum aggregation: 69233 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 236429 Unique aggregates announced from the APNIC address blocks: 98375 APNIC Region origin ASes present in the Internet Routing Table: 13476 APNIC Prefixes per ASN: 17.54 APNIC Region origin ASes announcing only one prefix: 3974 APNIC Region transit ASes present in the Internet Routing Table: 1792 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: 8829 Number of APNIC addresses announced to Internet: 773310464 Equivalent to 46 /8s, 23 /16s and 200 /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: 275897 Total ARIN prefixes after maximum aggregation: 123627 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278491 Unique aggregates announced from the ARIN address blocks: 130726 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6958 ARIN Region transit ASes present in the Internet Routing Table: 1879 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: 4811 Number of ARIN addresses announced to Internet: 1277631232 Equivalent to 76 /8s, 39 /16s and 27 /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: 264009 Total RIPE prefixes after maximum aggregation: 122791 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260285 Unique aggregates announced from the RIPE address blocks: 159883 RIPE Region origin ASes present in the Internet Routing Table: 28386 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12017 RIPE Region transit ASes present in the Internet Routing Table: 3809 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: 11261 Number of RIPE addresses announced to Internet: 717007616 Equivalent to 42 /8s, 188 /16s and 171 /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: 126465 Total LACNIC prefixes after maximum aggregation: 28506 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125470 Unique aggregates announced from the LACNIC address blocks: 49612 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2362 LACNIC Region transit ASes present in the Internet Routing Table: 2333 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: 8812 Number of LACNIC addresses announced to Internet: 178457856 Equivalent to 10 /8s, 163 /16s and 13 /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: 32242 Total AfriNIC prefixes after maximum aggregation: 5913 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 41142 Unique aggregates announced from the AfriNIC address blocks: 12554 AfriNIC Region origin ASes present in the Internet Routing Table: 1772 AfriNIC Prefixes per ASN: 23.22 AfriNIC Region origin ASes announcing only one prefix: 581 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 1116 Number of AfriNIC addresses announced to Internet: 107553536 Equivalent to 6 /8s, 105 /16s and 35 /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 9518 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5681 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4221 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3699 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3559 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3466 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 3051 498 249 BBIL-AP BHARTI Airtel Ltd., IN 24560 2452 835 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 588 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 8698 10914 3131 AMAZON-02, US 11492 4516 300 615 CABLEONE, US 7155 4182 287 98 VIASAT-SP-BACKBONE, US 22773 3541 3038 268 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1319 66 SHAW, CA 174 3481 6656 610 COGENT-174, US 749 3142 54962 2394 DNIC-AS-00749, US 16625 3120 1553 2348 AKAMAI-AS, US 367 2769 3755 1333 DNIC-ASBLK-00306-00371, US 396982 2677 3595 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 7297 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4059 3398 157 AKAMAI-ASN1, NL 8551 3461 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2902 2294 913 ROSTELECOM-AS, RU 9009 2665 247 1381 M247, RO 34984 2312 361 610 TELLCOM-AS, TR 6849 1835 307 17 UKRTELNET, UA 58224 1824 946 537 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 11611 3378 594 UNINET, MX 10620 3529 507 836 Telmex Colombia S.A., CO 13999 2408 360 631 Mega Cable, S.A. de C.V., MX 11830 2188 369 64 Instituto Costarricense de Electricidad 28573 1316 2322 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 767 167 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1300 344 511 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1105 177 433 Techtel LMDS Comunicaciones Interactiva 26615 1038 2500 48 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 1624 393 19 LINKdotNET-AS, EG 24835 1548 533 27 RAYA-AS, EG 36992 1351 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 36914 528 82 3 KENET-AS, KE 15399 524 54 43 WANANCHI-, 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 11611 3378 594 UNINET, MX 9808 9518 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8698 10914 3131 AMAZON-02, US 12479 7297 1706 141 UNI2-AS, ES 7545 5681 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4516 300 615 CABLEONE, US 18403 4221 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4182 287 98 VIASAT-SP-BACKBONE, US 20940 4059 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 9518 9481 CHINAMOBILE-CN China Mobile Communications Grou 12479 7297 7156 UNI2-AS, ES 16509 8698 5567 AMAZON-02, US 7545 5681 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4221 4196 FPT-AS-AP FPT Telecom Company, VN 7155 4182 4084 VIASAT-SP-BACKBONE, US 20940 4059 3902 AKAMAI-ASN1, NL 11492 4516 3901 CABLEONE, US 7552 3699 3678 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 23.158.88.0/24 Origin: 20473 AS-CHOOPA, US 23.158.88.0/24 Transit: 6939 HURRICANE, 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 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 /15:2135 /16:13547 /17:8330 /18:14050 /19:25312 /20:44270 /21:52390 /22:111248 /23:102414 /24:566460 /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 6385 7297 UNI2-AS, ES 8151 5532 11611 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3425 4516 CABLEONE, US 6327 3335 3525 SHAW, CA 7155 3129 4182 VIASAT-SP-BACKBONE, US 8551 2930 3461 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2608 3541 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2161 2506 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2088 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) ---------------------------------------------- 1:2172 2:1346 3:232 4:5 5:4582 6:131 7:6 8:1558 9:1 11:172 12:1520 13:380 14:2312 15:301 16:198 17:373 18:522 20:272 21:4 22:188 23:6363 24:3006 25:4 27:2604 29:19 31:2559 32:83 34:25 35:113 36:1975 37:4716 38:6052 39:830 40:152 41:4402 42:2008 43:2337 44:308 45:17330 46:4441 47:377 49:1764 50:1874 51:585 52:1593 54:397 55:974 56:8 57:129 58:1892 59:1100 60:983 61:2565 62:2759 63:1927 64:5724 65:2335 66:5064 67:3076 68:1340 69:4122 70:1373 71:684 72:3059 74:2660 75:1606 76:614 77:2566 78:1877 79:2980 80:2135 81:1829 82:1514 83:1284 84:1533 85:3018 86:766 87:2113 88:1227 89:3894 90:613 91:7915 92:2047 93:2618 94:3649 95:4065 96:1301 97:331 98:1167 99:735 100:95 101:1315 102:3146 103:31880 104:4571 105:723 106:877 107:2555 108:1086 109:4281 110:2108 111:3135 112:2062 113:1753 114:1650 115:2047 116:1914 117:2549 118:2614 119:1976 120:1786 121:1089 122:2589 123:2169 124:1564 125:2462 128:1457 129:1111 130:1045 131:2045 132:858 133:422 134:1804 135:350 136:893 137:974 138:2642 139:1567 140:1260 141:1306 142:1476 143:1541 144:990 145:342 146:1978 147:1617 148:2441 149:2221 150:897 151:1168 152:1985 153:570 154:4915 155:1373 156:1868 157:1327 158:1097 159:2270 160:2658 161:1554 162:3536 163:1578 164:1696 165:1932 166:1065 167:1732 168:4031 169:953 170:4802 171:893 172:3645 173:2979 174:1045 175:1201 176:3792 177:5415 178:3631 179:2403 180:2459 181:3531 182:3400 183:1980 184:2313 185:20725 186:5060 187:4438 188:4240 189:4013 190:9305 191:1767 192:10928 193:8964 194:7390 195:5237 196:3368 197:2773 198:5992 199:6110 200:8102 201:6019 202:10486 203:10282 204:4590 205:3661 206:4399 207:3471 208:4150 209:4955 210:4285 211:2458 212:4287 213:3617 214:1090 215:60 216:6729 217:2849 218:1276 219:420 220:1763 221:963 222:681 223:2164 End of report