IPv4 R&E Routing Table Report 18:35 GMT Wed 15 Nov, 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: 950013 Prefixes after maximum aggregation (per Origin AS): 355219 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454032 Number of IPv4 prefixes with a valid ROA: 439433 Number of IPv4 prefixes with an invalid ROA: 2028 Number of IPv4 prefixes with no ROA: 508552 Total ASes present in the Internet Routing Table: 75017 Prefixes per ASN: 12.66 Origin-only ASes present in the Internet Routing Table: 64640 Origin ASes announcing only one prefix: 26000 Transit ASes present in the Internet Routing Table: 10377 Transit-only ASes present in the Internet Routing Table: 467 Paths with bogon ASNs present in the IPv4 Routing Table: 94 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1073 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 43048 Number of 32-bit ASNs visible in the Routing Table: 35375 Prefixes from 32-bit ASNs in the Routing Table: 182531 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3050596352 Equivalent to 181 /8s, 212 /16s and 104 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 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: 319469 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245645 Total APNIC prefixes after maximum aggregation: 70913 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 238877 Unique aggregates announced from the APNIC address blocks: 98734 APNIC Region origin ASes present in the Internet Routing Table: 13721 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 4113 APNIC Region transit ASes present in the Internet Routing Table: 1822 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9088 Number of APNIC addresses announced to Internet: 771729408 Equivalent to 45 /8s, 255 /16s and 168 /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: 276998 Total ARIN prefixes after maximum aggregation: 124228 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 281987 Unique aggregates announced from the ARIN address blocks: 132319 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.79 ARIN Region origin ASes announcing only one prefix: 6951 ARIN Region transit ASes present in the Internet Routing Table: 1889 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: 4822 Number of ARIN addresses announced to Internet: 1277259008 Equivalent to 76 /8s, 33 /16s and 109 /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: 265806 Total RIPE prefixes after maximum aggregation: 124640 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 259932 Unique aggregates announced from the RIPE address blocks: 160651 RIPE Region origin ASes present in the Internet Routing Table: 28502 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12062 RIPE Region transit ASes present in the Internet Routing Table: 3830 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11450 Number of RIPE addresses announced to Internet: 715228160 Equivalent to 42 /8s, 161 /16s and 132 /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: 128095 Total LACNIC prefixes after maximum aggregation: 28659 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 126787 Unique aggregates announced from the LACNIC address blocks: 49283 LACNIC Region origin ASes present in the Internet Routing Table: 11045 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2282 LACNIC Region transit ASes present in the Internet Routing Table: 2337 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: 8876 Number of LACNIC addresses announced to Internet: 178429184 Equivalent to 10 /8s, 162 /16s and 157 /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: 32396 Total AfriNIC prefixes after maximum aggregation: 6048 AfriNIC Deaggregation factor: 5.36 Prefixes being announced from the AfriNIC address blocks: 41906 Unique aggregates announced from the AfriNIC address blocks: 12607 AfriNIC Region origin ASes present in the Internet Routing Table: 1799 AfriNIC Prefixes per ASN: 23.29 AfriNIC Region origin ASes announcing only one prefix: 592 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: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1139 Number of AfriNIC addresses announced to Internet: 107522560 Equivalent to 6 /8s, 104 /16s and 170 /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 9716 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5701 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4306 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3831 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3572 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3262 1872 98 VNPT-AS-VN VNPT Corp, VN 9498 3255 491 242 BBIL-AP BHARTI Airtel Ltd., IN 24560 2581 851 377 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2282 11269 603 KIXS-AS-KR Korea Telecom, KR 4755 2181 442 196 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 9224 11060 3334 AMAZON-02, US 11492 4556 302 675 CABLEONE, US 7155 4157 288 99 VIASAT-SP-BACKBONE, US 174 3933 6661 630 COGENT-174, US 6327 3555 1320 67 SHAW, CA 22773 3536 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3159 54932 2411 DNIC-AS-00749, US 16625 3136 1399 2307 AKAMAI-AS, US 367 3034 3870 1440 DNIC-ASBLK-00306-00371, US 396982 2720 3626 394 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 7453 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4017 3397 140 AKAMAI-ASN1, NL 8551 3439 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3422 297 1589 M247, RO 12389 2869 2285 904 ROSTELECOM-AS, RU 34984 2322 361 589 TELLCOM-AS, TR 58224 1651 910 584 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1522 1852 14 TE-AS TE-AS, EG 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 12028 3368 607 UNINET, MX 10620 3545 504 860 Telmex Colombia S.A., CO 13999 2454 335 635 Mega Cable, S.A. de C.V., MX 11830 2008 369 64 Instituto Costarricense de Electricidad 28573 1333 2322 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1298 778 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1101 369 22 Telefonica del Peru S.A.A., PE 28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1068 172 437 Techtel LMDS Comunicaciones Interactiva 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 1606 393 19 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 43 Vodafone-, EG 37457 560 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 541 55 50 WANANCHI-, KE 36914 523 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 12028 3368 607 UNINET, MX 9808 9716 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9224 11060 3334 AMAZON-02, US 12479 7453 1713 145 UNI2-AS, ES 7545 5701 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4556 302 675 CABLEONE, US 18403 4306 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4157 288 99 VIASAT-SP-BACKBONE, US 20940 4017 3397 140 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 9716 9676 CHINAMOBILE-CN China Mobile Communications Grou 12479 7453 7308 UNI2-AS, ES 16509 9224 5890 AMAZON-02, US 7545 5701 5007 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4306 4281 FPT-AS-AP FPT Telecom Company, VN 7155 4157 4058 VIASAT-SP-BACKBONE, US 11492 4556 3881 CABLEONE, US 20940 4017 3877 AKAMAI-ASN1, NL 7552 3831 3811 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 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 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 23.131.185.0/24 Origin: 30399 HOSTENGINE, US 23.131.185.0/24 Transit: 6939 HURRICANE, US 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 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 /10:37 /11:100 /12:299 /13:580 /14:1204 /15:2119 /16:13540 /17:8390 /18:14011 /19:25174 /20:44111 /21:52259 /22:111797 /23:103126 /24:573236 /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 6542 7453 UNI2-AS, ES 8151 6048 12028 UNINET, MX 11492 3469 4556 CABLEONE, US 6327 3364 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3103 4157 VIASAT-SP-BACKBONE, US 8551 2916 3439 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2590 3536 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2134 2479 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2119 3545 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) ---------------------------------------------- 1:2231 2:1428 3:273 4:7 5:4477 6:162 7:6 8:1529 9:1 11:172 12:1492 13:363 14:2315 15:304 16:203 17:363 18:673 20:335 21:4 22:188 23:6513 24:2962 25:2 27:2647 29:19 31:2597 32:64 34:30 35:117 36:2023 37:4467 38:6684 39:878 40:150 41:4349 42:2072 43:2329 44:331 45:17475 46:4410 47:373 49:1870 50:1899 51:578 52:1591 54:393 55:886 56:5 57:139 58:1897 59:1114 60:985 61:2651 62:2795 63:1881 64:5661 65:2364 66:5109 67:3090 68:1356 69:4127 70:1332 71:615 72:2996 74:2660 75:1597 76:633 77:2450 78:1839 79:3023 80:2137 81:1873 82:1531 83:1320 84:1606 85:3022 86:753 87:2046 88:1280 89:3982 90:628 91:7988 92:2132 93:2653 94:3611 95:4009 96:1301 97:315 98:1101 99:738 100:91 101:1389 102:3298 103:32445 104:4824 105:731 106:975 107:2776 108:1146 109:4231 110:2123 111:3139 112:2078 113:1679 114:1717 115:2075 116:1954 117:2546 118:2725 119:1963 120:1766 121:1212 122:2641 123:2203 124:1575 125:2617 128:1497 129:984 130:1085 131:2085 132:879 133:408 134:1722 135:341 136:920 137:994 138:2874 139:1561 140:1331 141:1338 142:1553 143:1565 144:1001 145:342 146:1978 147:1639 148:2467 149:2396 150:894 151:1252 152:1975 153:594 154:5576 155:1391 156:2148 157:1360 158:1056 159:2203 160:2674 161:1611 162:3563 163:1638 164:1715 165:1907 166:1072 167:1766 168:4020 169:809 170:4927 171:975 172:3854 173:3017 174:955 175:1212 176:3688 177:5454 178:3540 179:2445 180:2266 181:3626 182:3382 183:1987 184:2274 185:20872 186:5085 187:4624 188:4175 189:4287 190:9458 191:1909 192:11022 193:9008 194:7362 195:5212 196:3379 197:2691 198:5986 199:6502 200:8315 201:6356 202:10472 203:10182 204:4575 205:3695 206:4457 207:3501 208:4128 209:4926 210:4330 211:2481 212:4311 213:3434 214:1116 215:71 216:6764 217:2874 218:1311 219:413 220:1793 221:1005 222:686 223:2183 End of report