IPv4 R&E Routing Table Report 18:35 GMT Sun 10 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: 943475 Prefixes after maximum aggregation (per Origin AS): 352059 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452365 Number of IPv4 prefixes with a valid ROA: 430159 Number of IPv4 prefixes with an invalid ROA: 1596 Number of IPv4 prefixes with no ROA: 511720 Total ASes present in the Internet Routing Table: 74755 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64464 Origin ASes announcing only one prefix: 25881 Transit ASes present in the Internet Routing Table: 10291 Transit-only ASes present in the Internet Routing Table: 445 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: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1081 Number of instances of unregistered ASNs: 1083 Number of 32-bit ASNs allocated by the RIRs: 42590 Number of 32-bit ASNs visible in the Routing Table: 35046 Prefixes from 32-bit ASNs in the Routing Table: 179960 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: 608 Number of addresses announced to Internet: 3055469568 Equivalent to 182 /8s, 30 /16s and 196 /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: 318457 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243620 Total APNIC prefixes after maximum aggregation: 69927 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 237205 Unique aggregates announced from the APNIC address blocks: 98531 APNIC Region origin ASes present in the Internet Routing Table: 13585 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 4023 APNIC Region transit ASes present in the Internet Routing Table: 1796 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: 8935 Number of APNIC addresses announced to Internet: 772238336 Equivalent to 46 /8s, 7 /16s and 108 /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: 276291 Total ARIN prefixes after maximum aggregation: 123757 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 279507 Unique aggregates announced from the ARIN address blocks: 131534 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.65 ARIN Region origin ASes announcing only one prefix: 6946 ARIN Region transit ASes present in the Internet Routing Table: 1886 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: 4820 Number of ARIN addresses announced to Internet: 1279717888 Equivalent to 76 /8s, 70 /16s and 242 /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: 263998 Total RIPE prefixes after maximum aggregation: 123174 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259814 Unique aggregates announced from the RIPE address blocks: 159939 RIPE Region origin ASes present in the Internet Routing Table: 28416 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12009 RIPE Region transit ASes present in the Internet Routing Table: 3797 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: 11324 Number of RIPE addresses announced to Internet: 716756736 Equivalent to 42 /8s, 184 /16s and 215 /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: 126503 Total LACNIC prefixes after maximum aggregation: 28492 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125408 Unique aggregates announced from the LACNIC address blocks: 49208 LACNIC Region origin ASes present in the Internet Routing Table: 11027 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2322 LACNIC Region transit ASes present in the Internet Routing Table: 2320 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: 8836 Number of LACNIC addresses announced to Internet: 178541824 Equivalent to 10 /8s, 164 /16s and 85 /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: 31982 Total AfriNIC prefixes after maximum aggregation: 5973 AfriNIC Deaggregation factor: 5.35 Prefixes being announced from the AfriNIC address blocks: 40933 Unique aggregates announced from the AfriNIC address blocks: 12642 AfriNIC Region origin ASes present in the Internet Routing Table: 1789 AfriNIC Prefixes per ASN: 22.88 AfriNIC Region origin ASes announcing only one prefix: 581 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: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1131 Number of AfriNIC addresses announced to Internet: 107752192 Equivalent to 6 /8s, 108 /16s and 43 /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 9484 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4340 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3732 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3570 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3415 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3152 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2498 848 389 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 9045 10987 3253 AMAZON-02, US 11492 4512 299 673 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3828 6654 610 COGENT-174, US 22773 3554 3056 313 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3536 1319 66 SHAW, CA 749 3152 54959 2404 DNIC-AS-00749, US 16625 2971 1422 2255 AKAMAI-AS, US 367 2965 3829 1393 DNIC-ASBLK-00306-00371, US 396982 2690 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 7362 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4045 3398 151 AKAMAI-ASN1, NL 8551 3455 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2907 2298 916 ROSTELECOM-AS, RU 9009 2733 254 1392 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1750 929 514 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1500 100 1168 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 11780 3368 601 UNINET, MX 10620 3538 506 849 Telmex Colombia S.A., CO 13999 2406 343 626 Mega Cable, S.A. de C.V., MX 11830 1999 369 64 Instituto Costarricense de Electricidad 28573 1324 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1294 764 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1126 183 426 Techtel LMDS Comunicaciones Interactiva 6147 1112 370 22 Telefonica del Peru S.A.A., PE 28202 1112 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 1589 393 19 LINKdotNET-AS, EG 36992 1356 1518 281 ETISALAT-MISR, EG 24835 1318 497 26 RAYA-AS, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 37457 811 319 45 Telkom-Internet, ZA 36935 775 520 37 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 533 54 45 WANANCHI-, KE 36914 517 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 11780 3368 601 UNINET, MX 9808 9484 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9045 10987 3253 AMAZON-02, US 12479 7362 1713 145 UNI2-AS, ES 7545 5725 784 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4512 299 673 CABLEONE, US 18403 4340 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4045 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 9484 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7362 7217 UNI2-AS, ES 16509 9045 5792 AMAZON-02, US 7545 5725 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4340 4315 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4045 3894 AKAMAI-ASN1, NL 11492 4512 3839 CABLEONE, US 7552 3732 3712 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 23.178.240.0/24 Origin: 399517 RESERVED, ZZ 23.178.240.0/24 Transit: 32425 SKB3-ARIN-BGP, 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 /10:38 /11:102 /12:297 /13:576 /14:1206 /15:2128 /16:13586 /17:8330 /18:14024 /19:25207 /20:44204 /21:52191 /22:111069 /23:102808 /24:567679 /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 6448 7362 UNI2-AS, ES 8151 5804 11780 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3424 4512 CABLEONE, US 6327 3346 3536 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2928 3455 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2601 3554 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2489 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2101 3538 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) ---------------------------------------------- 1:2218 2:1404 3:256 4:5 5:4641 6:136 7:6 8:1528 9:1 11:172 12:1511 13:374 14:2314 15:304 16:196 17:370 18:638 20:290 21:4 22:188 23:6377 24:2891 25:6 27:2632 29:19 31:2554 32:84 34:25 35:116 36:1991 37:4551 38:6253 39:871 40:146 41:4503 42:2095 43:2312 44:322 45:17168 46:4337 47:378 49:1809 50:1902 51:597 52:1599 54:395 55:965 56:8 57:131 58:1869 59:1117 60:1002 61:2597 62:2775 63:1921 64:5804 65:2358 66:5007 67:3063 68:1356 69:4174 70:1358 71:668 72:3029 74:2624 75:1598 76:618 77:2426 78:1847 79:2994 80:2136 81:1867 82:1476 83:1307 84:1541 85:3045 86:766 87:2093 88:1224 89:3883 90:620 91:7929 92:2064 93:2633 94:3561 95:4030 96:1292 97:321 98:1101 99:735 100:90 101:1314 102:3210 103:32157 104:4615 105:710 106:886 107:2678 108:1132 109:4256 110:2129 111:3138 112:2065 113:1763 114:1668 115:2058 116:1925 117:2497 118:2696 119:1980 120:1776 121:1115 122:2624 123:2172 124:1574 125:2511 128:1488 129:993 130:1072 131:2046 132:863 133:408 134:1796 135:349 136:916 137:982 138:2807 139:1556 140:1166 141:1284 142:1515 143:1533 144:996 145:346 146:1957 147:1620 148:2464 149:2319 150:887 151:1233 152:1993 153:593 154:5177 155:1388 156:1963 157:1334 158:1086 159:2248 160:2661 161:1591 162:3557 163:1610 164:1744 165:1895 166:1061 167:1733 168:3900 169:920 170:4876 171:892 172:3705 173:2969 174:985 175:1205 176:3822 177:5330 178:3563 179:2391 180:2452 181:3560 182:3319 183:1984 184:2277 185:20750 186:4994 187:4550 188:4273 189:4087 190:9300 191:1894 192:10960 193:8987 194:7333 195:5285 196:3281 197:2786 198:5973 199:6129 200:8089 201:6125 202:10412 203:10143 204:4567 205:3689 206:4405 207:3480 208:4169 209:4948 210:4283 211:2452 212:4279 213:3444 214:1092 215:58 216:6762 217:2876 218:1283 219:410 220:1793 221:980 222:671 223:2146 End of report