IPv4 R&E Routing Table Report 18:35 GMT Fri 25 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: 943451 Prefixes after maximum aggregation (per Origin AS): 351353 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 452015 Number of IPv4 prefixes with a valid ROA: 430105 Number of IPv4 prefixes with an invalid ROA: 1411 Number of IPv4 prefixes with no ROA: 511935 Total ASes present in the Internet Routing Table: 74714 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64395 Origin ASes announcing only one prefix: 25914 Transit ASes present in the Internet Routing Table: 10319 Transit-only ASes present in the Internet Routing Table: 449 Paths with bogon ASNs present in the IPv4 Routing Table: 96 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1034 Number of instances of unregistered ASNs: 1036 Number of 32-bit ASNs allocated by the RIRs: 42498 Number of 32-bit ASNs visible in the Routing Table: 34988 Prefixes from 32-bit ASNs in the Routing Table: 179422 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: 557 Number of addresses announced to Internet: 3056359936 Equivalent to 182 /8s, 44 /16s and 90 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 318587 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243554 Total APNIC prefixes after maximum aggregation: 69700 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237190 Unique aggregates announced from the APNIC address blocks: 98440 APNIC Region origin ASes present in the Internet Routing Table: 13544 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 4000 APNIC Region transit ASes present in the Internet Routing Table: 1792 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8901 Number of APNIC addresses announced to Internet: 772806144 Equivalent to 46 /8s, 16 /16s and 22 /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: 275904 Total ARIN prefixes after maximum aggregation: 123676 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278465 Unique aggregates announced from the ARIN address blocks: 131026 ARIN Region origin ASes present in the Internet Routing Table: 19101 ARIN Prefixes per ASN: 14.58 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1884 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: 4823 Number of ARIN addresses announced to Internet: 1280115200 Equivalent to 76 /8s, 77 /16s and 2 /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: 264130 Total RIPE prefixes after maximum aggregation: 122789 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260477 Unique aggregates announced from the RIPE address blocks: 159874 RIPE Region origin ASes present in the Internet Routing Table: 28419 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12011 RIPE Region transit ASes present in the Internet Routing Table: 3811 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11311 Number of RIPE addresses announced to Internet: 716626944 Equivalent to 42 /8s, 182 /16s and 220 /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: 126379 Total LACNIC prefixes after maximum aggregation: 28529 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125293 Unique aggregates announced from the LACNIC address blocks: 49614 LACNIC Region origin ASes present in the Internet Routing Table: 11018 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2349 LACNIC Region transit ASes present in the Internet Routing Table: 2325 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: 8830 Number of LACNIC addresses announced to Internet: 178601472 Equivalent to 10 /8s, 165 /16s and 62 /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: 32450 Total AfriNIC prefixes after maximum aggregation: 5940 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 41469 Unique aggregates announced from the AfriNIC address blocks: 12595 AfriNIC Region origin ASes present in the Internet Routing Table: 1780 AfriNIC Prefixes per ASN: 23.30 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 340 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: 1123 Number of AfriNIC addresses announced to Internet: 107744256 Equivalent to 6 /8s, 108 /16s and 12 /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 9523 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5702 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3725 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3569 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3423 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3109 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2489 847 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 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 8843 10951 3239 AMAZON-02, US 11492 4524 300 643 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3628 6653 615 COGENT-174, US 22773 3569 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3039 1466 2295 AKAMAI-AS, US 367 2978 3812 1401 DNIC-ASBLK-00306-00371, US 396982 2687 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 7342 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4055 3398 151 AKAMAI-ASN1, NL 8551 3462 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2910 2298 918 ROSTELECOM-AS, RU 9009 2657 246 1374 M247, RO 34984 2329 362 595 TELLCOM-AS, TR 58224 1750 922 526 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1523 102 1188 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 11670 3358 607 UNINET, MX 10620 3535 506 849 Telmex Colombia S.A., CO 13999 2451 366 644 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1316 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 344 508 Axtel, S.A.B. de C.V., MX 3816 1288 757 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28202 1122 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1116 181 435 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 22 Telefonica del Peru S.A.A., PE 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 1594 393 19 LINKdotNET-AS, EG 24835 1503 533 27 RAYA-AS, EG 36992 1338 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1049 67 45 ORANGE-COTE-IVOIRE, CI 36935 903 520 35 Vodafone-, EG 37457 817 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 533 54 44 WANANCHI-, KE 36914 527 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 11670 3358 607 UNINET, MX 9808 9523 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8843 10951 3239 AMAZON-02, US 12479 7342 1713 145 UNI2-AS, ES 7545 5702 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4524 300 643 CABLEONE, US 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4055 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 9523 9483 CHINAMOBILE-CN China Mobile Communications Grou 12479 7342 7197 UNI2-AS, ES 16509 8843 5604 AMAZON-02, US 7545 5702 5016 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4348 4323 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4055 3904 AKAMAI-ASN1, NL 11492 4524 3881 CABLEONE, US 7552 3725 3704 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 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 /12:298 /13:577 /14:1205 /15:2127 /16:13587 /17:8329 /18:14045 /19:25237 /20:44334 /21:52340 /22:111218 /23:102692 /24:567292 /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 6428 7342 UNI2-AS, ES 8151 5703 11670 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3434 4524 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2930 3462 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2613 3569 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2098 3535 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) ---------------------------------------------- 1:2225 2:1381 3:229 4:5 5:4627 6:138 7:6 8:1538 9:1 11:172 12:1506 13:368 14:2296 15:301 16:196 17:372 18:613 20:287 21:4 22:188 23:6372 24:2887 25:6 27:2625 29:19 31:2558 32:85 34:25 35:117 36:1990 37:4628 38:6223 39:865 40:147 41:4534 42:2088 43:2333 44:327 45:17253 46:4332 47:384 49:1800 50:1885 51:593 52:1597 54:389 55:962 56:8 57:129 58:1864 59:1113 60:996 61:2566 62:2784 63:1932 64:5731 65:2354 66:5042 67:3053 68:1353 69:4170 70:1358 71:665 72:3029 74:2642 75:1596 76:618 77:2555 78:1848 79:2992 80:2147 81:1853 82:1471 83:1298 84:1523 85:3016 86:755 87:2094 88:1229 89:3885 90:619 91:7909 92:2071 93:2621 94:3577 95:4033 96:1288 97:317 98:1098 99:735 100:90 101:1316 102:3264 103:32124 104:4597 105:700 106:881 107:2585 108:1136 109:4285 110:2109 111:3137 112:2081 113:1757 114:1662 115:2066 116:1930 117:2515 118:2696 119:1988 120:1787 121:1099 122:2596 123:2165 124:1572 125:2486 128:1484 129:994 130:1064 131:2046 132:863 133:420 134:1793 135:349 136:915 137:986 138:2796 139:1564 140:1239 141:1299 142:1492 143:1533 144:982 145:345 146:1975 147:1621 148:2461 149:2203 150:885 151:1230 152:1984 153:588 154:5045 155:1391 156:1953 157:1332 158:1083 159:2230 160:2672 161:1591 162:3548 163:1610 164:1742 165:1900 166:975 167:1735 168:4023 169:928 170:4818 171:887 172:3675 173:2992 174:994 175:1206 176:3820 177:5408 178:3556 179:2372 180:2427 181:3496 182:3352 183:1984 184:2282 185:20743 186:5068 187:4489 188:4280 189:4065 190:9343 191:1766 192:10934 193:8983 194:7368 195:5269 196:3332 197:2794 198:5986 199:6093 200:8017 201:6129 202:10434 203:10171 204:4559 205:3663 206:4368 207:3478 208:4148 209:4947 210:4280 211:2457 212:4285 213:3624 214:1092 215:59 216:6729 217:2878 218:1283 219:411 220:1794 221:979 222:664 223:2154 End of report