IPv4 R&E Routing Table Report 18:35 GMT Fri 23 Jun, 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: 939399 Prefixes after maximum aggregation (per Origin AS): 350264 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 450397 Number of IPv4 prefixes with a valid ROA: 419707 Number of IPv4 prefixes with an invalid ROA: 1450 Number of IPv4 prefixes with no ROA: 518242 Total ASes present in the Internet Routing Table: 74503 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 64254 Origin ASes announcing only one prefix: 25883 Transit ASes present in the Internet Routing Table: 10249 Transit-only ASes present in the Internet Routing Table: 423 Paths with bogon ASNs present in the IPv4 Routing Table: 64 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 129 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1026 Number of instances of unregistered ASNs: 1030 Number of 32-bit ASNs allocated by the RIRs: 42140 Number of 32-bit ASNs visible in the Routing Table: 34719 Prefixes from 32-bit ASNs in the Routing Table: 177399 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: 578 Number of addresses announced to Internet: 3055657472 Equivalent to 182 /8s, 33 /16s and 162 /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: 318270 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242759 Total APNIC prefixes after maximum aggregation: 68921 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 236745 Unique aggregates announced from the APNIC address blocks: 98283 APNIC Region origin ASes present in the Internet Routing Table: 13437 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 3960 APNIC Region transit ASes present in the Internet Routing Table: 1770 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: 8782 Number of APNIC addresses announced to Internet: 773402624 Equivalent to 46 /8s, 25 /16s and 48 /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: 273617 Total ARIN prefixes after maximum aggregation: 123321 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 276513 Unique aggregates announced from the ARIN address blocks: 130681 ARIN Region origin ASes present in the Internet Routing Table: 19118 ARIN Prefixes per ASN: 14.46 ARIN Region origin ASes announcing only one prefix: 6989 ARIN Region transit ASes present in the Internet Routing Table: 1889 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: 4813 Number of ARIN addresses announced to Internet: 1279916800 Equivalent to 76 /8s, 73 /16s and 251 /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: 263577 Total RIPE prefixes after maximum aggregation: 122965 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259368 Unique aggregates announced from the RIPE address blocks: 159176 RIPE Region origin ASes present in the Internet Routing Table: 28376 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12006 RIPE Region transit ASes present in the Internet Routing Table: 3800 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: 11227 Number of RIPE addresses announced to Internet: 717535744 Equivalent to 42 /8s, 196 /16s and 186 /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: 126486 Total LACNIC prefixes after maximum aggregation: 28471 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125511 Unique aggregates announced from the LACNIC address blocks: 49506 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2350 LACNIC Region transit ASes present in the Internet Routing Table: 2299 Average LACNIC Region AS path length visible: 8.4 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8796 Number of LACNIC addresses announced to Internet: 176944896 Equivalent to 10 /8s, 139 /16s and 247 /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: 31934 Total AfriNIC prefixes after maximum aggregation: 5857 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 40684 Unique aggregates announced from the AfriNIC address blocks: 12276 AfriNIC Region origin ASes present in the Internet Routing Table: 1752 AfriNIC Prefixes per ASN: 23.22 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 332 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: 1101 Number of AfriNIC addresses announced to Internet: 107524864 Equivalent to 6 /8s, 104 /16s and 179 /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 9501 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5677 784 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4225 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3679 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1856 96 VNPT-AS-VN VNPT Corp, VN 7713 3426 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3045 499 254 BBIL-AP BHARTI Airtel Ltd., IN 24560 2433 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2298 11252 579 KIXS-AS-KR Korea Telecom, KR 4755 2154 442 197 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 8548 10872 3148 AMAZON-02, US 11492 4515 299 620 CABLEONE, US 7155 4147 286 84 VIASAT-SP-BACKBONE, US 22773 3548 3037 267 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1319 66 SHAW, CA 749 3125 54969 2377 DNIC-AS-00749, US 16625 3092 1537 2330 AKAMAI-AS, US 396982 2665 3594 377 GOOGLE-CLOUD-PLATFORM, US 30036 2511 362 395 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2460 24006 1564 ATT-INTERNET4, 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 7303 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4058 3398 157 AKAMAI-ASN1, NL 8551 3463 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2897 2292 912 ROSTELECOM-AS, RU 9009 2664 248 1381 M247, RO 34984 2298 361 605 TELLCOM-AS, TR 6849 1961 307 17 UKRTELNET, UA 58224 1828 946 537 TCI, IR 61317 1644 110 1277 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 11452 3355 593 UNINET, MX 10620 3527 506 845 Telmex Colombia S.A., CO 13999 2369 354 635 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1317 2323 241 Claro NXT Telecomunicacoes Ltda, BR 6503 1304 344 511 Axtel, S.A.B. de C.V., MX 3816 1301 767 167 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 370 22 Telefonica del Peru S.A.A., PE 11664 1101 180 439 Techtel LMDS Comunicaciones Interactiva 26615 1037 2500 47 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 1581 393 19 LINKdotNET-AS, EG 24835 1536 533 27 RAYA-AS, EG 36992 1312 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1039 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 812 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 531 54 42 WANANCHI-, KE 36914 513 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 11452 3355 593 UNINET, MX 9808 9501 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8548 10872 3148 AMAZON-02, US 12479 7303 1706 141 UNI2-AS, ES 7545 5677 784 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4515 299 620 CABLEONE, US 18403 4225 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4147 286 84 VIASAT-SP-BACKBONE, US 20940 4058 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 9501 9464 CHINAMOBILE-CN China Mobile Communications Grou 12479 7303 7162 UNI2-AS, ES 16509 8548 5400 AMAZON-02, US 7545 5677 4982 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4225 4200 FPT-AS-AP FPT Telecom Company, VN 7155 4147 4063 VIASAT-SP-BACKBONE, US 20940 4058 3901 AKAMAI-ASN1, NL 11492 4515 3895 CABLEONE, US 7552 3679 3658 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 46887 LIGHTOWER, 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 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 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 /11:103 /12:300 /13:579 /14:1210 /15:2131 /16:13536 /17:8308 /18:14020 /19:25272 /20:43854 /21:52309 /22:110912 /23:101778 /24:565019 /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 6391 7303 UNI2-AS, ES 8151 5378 11452 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3426 4515 CABLEONE, US 6327 3334 3524 SHAW, CA 7155 3108 4147 VIASAT-SP-BACKBONE, US 8551 2932 3463 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2616 3548 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2168 2511 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2086 3527 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) ---------------------------------------------- 1:2167 2:1313 3:215 4:5 5:4602 6:132 7:6 8:1550 9:1 11:172 12:1523 13:383 14:2305 15:302 16:192 17:371 18:468 20:266 21:4 22:188 23:6311 24:2991 25:6 27:2604 29:19 31:2533 32:84 34:22 35:113 36:1972 37:4689 38:4967 39:846 40:151 41:4413 42:2006 43:2335 44:310 45:17169 46:4336 47:377 49:1761 50:1889 51:585 52:1595 54:393 55:977 56:8 57:130 58:1890 59:1111 60:982 61:2598 62:2770 63:1917 64:5772 65:2331 66:5144 67:3095 68:1362 69:4167 70:1382 71:683 72:3063 74:2645 75:1595 76:614 77:2572 78:1877 79:3001 80:2135 81:1822 82:1507 83:1279 84:1526 85:3050 86:746 87:2019 88:1228 89:3797 90:616 91:7869 92:2051 93:2626 94:3676 95:4063 96:1308 97:336 98:1156 99:737 100:93 101:1316 102:3072 103:31703 104:4629 105:724 106:942 107:2575 108:1064 109:4215 110:2100 111:3126 112:2055 113:1742 114:1637 115:2055 116:1912 117:2559 118:2608 119:1982 120:1802 121:1089 122:2633 123:2166 124:1566 125:2470 128:1481 129:1121 130:1031 131:2051 132:858 133:422 134:1799 135:350 136:888 137:962 138:2733 139:1549 140:1263 141:1456 142:1450 143:1549 144:1128 145:341 146:1968 147:1592 148:2433 149:2231 150:896 151:1158 152:1988 153:561 154:4679 155:1420 156:1839 157:1320 158:1084 159:2269 160:2632 161:1559 162:3537 163:1563 164:1650 165:1895 166:1091 167:1726 168:4007 169:965 170:4824 171:899 172:3605 173:2979 174:1076 175:1203 176:3816 177:5541 178:3633 179:2468 180:2445 181:3515 182:3401 183:2053 184:2346 185:20595 186:5131 187:4397 188:4239 189:4007 190:9312 191:1821 192:10916 193:8957 194:7394 195:5231 196:3329 197:2678 198:5976 199:6113 200:8016 201:6038 202:10535 203:10427 204:4576 205:3703 206:4366 207:3476 208:4156 209:4949 210:4290 211:2450 212:4277 213:3654 214:1088 215:59 216:6732 217:2840 218:1292 219:417 220:1751 221:965 222:681 223:2176 End of report