IPv4 R&E Routing Table Report 18:35 GMT Wed 19 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: 942039 Prefixes after maximum aggregation (per Origin AS): 350673 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 451483 Number of IPv4 prefixes with a valid ROA: 424635 Number of IPv4 prefixes with an invalid ROA: 1473 Number of IPv4 prefixes with no ROA: 515931 Total ASes present in the Internet Routing Table: 74560 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64285 Origin ASes announcing only one prefix: 25888 Transit ASes present in the Internet Routing Table: 10275 Transit-only ASes present in the Internet Routing Table: 432 Paths with bogon ASNs present in the IPv4 Routing Table: 78 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: 1096 Number of instances of unregistered ASNs: 1100 Number of 32-bit ASNs allocated by the RIRs: 42265 Number of 32-bit ASNs visible in the Routing Table: 34825 Prefixes from 32-bit ASNs in the Routing Table: 178276 Number of bogon 32-bit ASNs visible in the Routing Table: 39 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 597 Number of addresses announced to Internet: 3054340608 Equivalent to 182 /8s, 13 /16s and 138 /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: 318340 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242677 Total APNIC prefixes after maximum aggregation: 69232 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 236451 Unique aggregates announced from the APNIC address blocks: 98361 APNIC Region origin ASes present in the Internet Routing Table: 13474 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 3972 APNIC Region transit ASes present in the Internet Routing Table: 1783 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: 8826 Number of APNIC addresses announced to Internet: 773291776 Equivalent to 46 /8s, 23 /16s and 127 /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: 275749 Total ARIN prefixes after maximum aggregation: 123514 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278371 Unique aggregates announced from the ARIN address blocks: 130744 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.59 ARIN Region origin ASes announcing only one prefix: 6959 ARIN Region transit ASes present in the Internet Routing Table: 1875 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: 1277724160 Equivalent to 76 /8s, 40 /16s and 134 /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: 263908 Total RIPE prefixes after maximum aggregation: 122764 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260160 Unique aggregates announced from the RIPE address blocks: 159781 RIPE Region origin ASes present in the Internet Routing Table: 28383 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12015 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: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11258 Number of RIPE addresses announced to Internet: 716910336 Equivalent to 42 /8s, 187 /16s and 47 /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: 126475 Total LACNIC prefixes after maximum aggregation: 28500 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125489 Unique aggregates announced from the LACNIC address blocks: 49554 LACNIC Region origin ASes present in the Internet Routing Table: 11013 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2361 LACNIC Region transit ASes present in the Internet Routing Table: 2329 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: 178507264 Equivalent to 10 /8s, 163 /16s and 206 /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: 32134 Total AfriNIC prefixes after maximum aggregation: 5922 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 40971 Unique aggregates announced from the AfriNIC address blocks: 12544 AfriNIC Region origin ASes present in the Internet Routing Table: 1773 AfriNIC Prefixes per ASN: 23.11 AfriNIC Region origin ASes announcing only one prefix: 581 AfriNIC Region transit ASes present in the Internet Routing Table: 331 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: 1118 Number of AfriNIC addresses announced to Internet: 107564800 Equivalent to 6 /8s, 105 /16s and 79 /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 9522 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5682 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4229 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3698 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 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 8725 10921 3127 AMAZON-02, US 11492 4515 300 615 CABLEONE, US 7155 4183 287 98 VIASAT-SP-BACKBONE, US 22773 3539 3038 268 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1319 66 SHAW, CA 174 3470 6655 608 COGENT-174, US 749 3143 54962 2395 DNIC-AS-00749, US 16625 3120 1553 2348 AKAMAI-AS, US 367 2765 3756 1328 DNIC-ASBLK-00306-00371, US 396982 2676 3594 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 7298 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4059 3398 157 AKAMAI-ASN1, NL 8551 3462 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 11602 3378 594 UNINET, MX 10620 3530 507 837 Telmex Colombia S.A., CO 13999 2406 360 632 Mega Cable, S.A. de C.V., MX 11830 2225 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 1039 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 1587 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 550 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 11602 3378 594 UNINET, MX 9808 9522 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8725 10921 3127 AMAZON-02, US 12479 7298 1706 141 UNI2-AS, ES 7545 5682 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4515 300 615 CABLEONE, US 18403 4229 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4183 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 9522 9485 CHINAMOBILE-CN China Mobile Communications Grou 12479 7298 7157 UNI2-AS, ES 16509 8725 5598 AMAZON-02, US 7545 5682 4991 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4229 4204 FPT-AS-AP FPT Telecom Company, VN 7155 4183 4085 VIASAT-SP-BACKBONE, US 20940 4059 3902 AKAMAI-ASN1, NL 11492 4515 3900 CABLEONE, US 7552 3698 3677 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 23.176.160.0/24 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 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 /11:103 /12:296 /13:575 /14:1209 /15:2135 /16:13546 /17:8327 /18:14043 /19:25318 /20:44308 /21:52408 /22:111163 /23:102418 /24:566122 /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 6386 7298 UNI2-AS, ES 8151 5523 11602 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3424 4515 CABLEONE, US 6327 3335 3525 SHAW, CA 7155 3130 4183 VIASAT-SP-BACKBONE, US 8551 2931 3462 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2606 3539 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2163 2508 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2089 3530 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 2:1345 3:232 4:5 5:4581 6:131 7:6 8:1557 9:1 11:172 12:1520 13:382 14:2313 15:301 16:198 17:373 18:522 20:272 21:4 22:188 23:6360 24:3004 25:4 27:2603 29:19 31:2559 32:83 34:25 35:113 36:1964 37:4716 38:6041 39:830 40:152 41:4416 42:2012 43:2337 44:308 45:17273 46:4444 47:378 49:1764 50:1875 51:585 52:1595 54:397 55:977 56:8 57:129 58:1890 59:1099 60:983 61:2571 62:2759 63:1927 64:5733 65:2336 66:5065 67:3077 68:1335 69:4137 70:1373 71:683 72:3053 74:2660 75:1606 76:613 77:2561 78:1877 79:2980 80:2137 81:1823 82:1516 83:1283 84:1538 85:3009 86:764 87:2114 88:1229 89:3891 90:614 91:7913 92:2043 93:2620 94:3647 95:4066 96:1300 97:331 98:1167 99:735 100:95 101:1315 102:3141 103:31871 104:4573 105:722 106:877 107:2552 108:1086 109:4279 110:2107 111:3131 112:2062 113:1754 114:1651 115:2051 116:1910 117:2562 118:2616 119:1974 120:1790 121:1088 122:2590 123:2167 124:1564 125:2464 128:1460 129:1111 130:1046 131:2052 132:859 133:422 134:1802 135:350 136:891 137:969 138:2647 139:1566 140:1260 141:1299 142:1474 143:1550 144:991 145:340 146:1977 147:1596 148:2440 149:2215 150:898 151:1167 152:1987 153:568 154:4902 155:1372 156:1831 157:1327 158:1085 159:2269 160:2658 161:1557 162:3535 163:1577 164:1651 165:1932 166:1066 167:1725 168:4007 169:964 170:4806 171:893 172:3648 173:2977 174:1043 175:1203 176:3785 177:5401 178:3629 179:2418 180:2460 181:3525 182:3401 183:1980 184:2315 185:20723 186:5053 187:4401 188:4237 189:4009 190:9309 191:1755 192:10927 193:8963 194:7393 195:5234 196:3372 197:2699 198:5991 199:6114 200:8111 201:6030 202:10491 203:10283 204:4586 205:3659 206:4402 207:3480 208:4146 209:4955 210:4285 211:2457 212:4288 213:3622 214:1082 215:60 216:6722 217:2841 218:1277 219:420 220:1764 221:963 222:680 223:2163 End of report