IPv4 R&E Routing Table Report 18:35 GMT Thu 11 May, 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: 938830 Prefixes after maximum aggregation (per Origin AS): 348967 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448513 Number of IPv4 prefixes with a valid ROA: 408029 Number of IPv4 prefixes with an invalid ROA: 3014 Number of IPv4 prefixes with no ROA: 527787 Total ASes present in the Internet Routing Table: 74481 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63822 Origin ASes announcing only one prefix: 25766 Transit ASes present in the Internet Routing Table: 10659 Transit-only ASes present in the Internet Routing Table: 442 Paths with bogon ASNs present in the IPv4 Routing Table: 166 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1139 Number of instances of unregistered ASNs: 1143 Number of 32-bit ASNs allocated by the RIRs: 41827 Number of 32-bit ASNs visible in the Routing Table: 34591 Prefixes from 32-bit ASNs in the Routing Table: 178083 Number of bogon 32-bit ASNs visible in the Routing Table: 32 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 608 Number of addresses announced to Internet: 3057578752 Equivalent to 182 /8s, 62 /16s and 243 /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: 99.6 Total number of prefixes smaller than registry allocations: 319315 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 241566 Total APNIC prefixes after maximum aggregation: 68709 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 235849 Unique aggregates announced from the APNIC address blocks: 97730 APNIC Region origin ASes present in the Internet Routing Table: 13398 APNIC Prefixes per ASN: 17.60 APNIC Region origin ASes announcing only one prefix: 3932 APNIC Region transit ASes present in the Internet Routing Table: 1794 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8734 Number of APNIC addresses announced to Internet: 773233920 Equivalent to 46 /8s, 22 /16s and 157 /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, 131072-151865 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: 272668 Total ARIN prefixes after maximum aggregation: 122523 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 275568 Unique aggregates announced from the ARIN address blocks: 130188 ARIN Region origin ASes present in the Internet Routing Table: 19106 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1979 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4791 Number of ARIN addresses announced to Internet: 1281388800 Equivalent to 76 /8s, 96 /16s and 113 /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: 263375 Total RIPE prefixes after maximum aggregation: 122513 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259217 Unique aggregates announced from the RIPE address blocks: 158269 RIPE Region origin ASes present in the Internet Routing Table: 28370 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12032 RIPE Region transit ASes present in the Internet Routing Table: 4010 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11192 Number of RIPE addresses announced to Internet: 718267136 Equivalent to 42 /8s, 207 /16s and 227 /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: 128966 Total LACNIC prefixes after maximum aggregation: 28419 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 128114 Unique aggregates announced from the LACNIC address blocks: 49331 LACNIC Region origin ASes present in the Internet Routing Table: 11002 LACNIC Prefixes per ASN: 11.64 LACNIC Region origin ASes announcing only one prefix: 2260 LACNIC Region transit ASes present in the Internet Routing Table: 2328 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8784 Number of LACNIC addresses announced to Internet: 176745216 Equivalent to 10 /8s, 136 /16s and 235 /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: 31116 Total AfriNIC prefixes after maximum aggregation: 5958 AfriNIC Deaggregation factor: 5.22 Prefixes being announced from the AfriNIC address blocks: 39474 Unique aggregates announced from the AfriNIC address blocks: 12491 AfriNIC Region origin ASes present in the Internet Routing Table: 1745 AfriNIC Prefixes per ASN: 22.62 AfriNIC Region origin ASes announcing only one prefix: 570 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1090 Number of AfriNIC addresses announced to Internet: 107536384 Equivalent to 6 /8s, 104 /16s and 224 /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 9469 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5727 787 694 TPG-INTERNET-AP TPG Telecom Limited, AU 45899 4056 1877 47 VNPT-AS-VN VNPT Corp, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3562 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2957 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2393 836 450 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 18403 2312 347 25 FPT-AS-AP FPT Telecom Company, VN 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2202 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 8282 10781 2933 AMAZON-02, US 11492 4535 300 609 CABLEONE, US 7155 4004 281 51 VIASAT-SP-BACKBONE, US 22773 3582 3041 282 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1320 64 SHAW, CA 16625 3116 1576 2364 AKAMAI-AS, US 749 3100 54980 2352 DNIC-AS-00749, US 396982 2637 3591 368 GOOGLE-CLOUD-PLATFORM, US 30036 2495 359 468 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2483 24146 1556 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 1707 141 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4108 3399 167 AKAMAI-ASN1, NL 8551 3882 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2924 2292 910 ROSTELECOM-AS, RU 9009 2729 253 1407 M247, RO 34984 2278 360 610 TELLCOM-AS, TR 6849 2047 307 18 UKRTELNET, UA 58224 1851 950 535 TCI, IR 13188 1607 100 18 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 11267 3329 596 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2347 360 620 Mega Cable, S.A. de C.V., MX 11830 2270 369 64 Instituto Costarricense de Electricidad 28573 1330 2323 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1095 180 445 Techtel LMDS Comunicaciones Interactiva 26615 1035 2498 45 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 1555 371 95 LINKdotNET-AS, EG 36992 1309 1462 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 24835 1088 477 27 RAYA-AS, EG 29571 1025 67 46 ORANGE-COTE-IVOIRE, CI 37457 819 325 49 Telkom-Internet, ZA 36935 577 520 42 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 528 54 42 WANANCHI-, KE 36914 516 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 11267 3329 596 Uninet S.A. de C.V., MX 9808 9469 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8282 10781 2933 AMAZON-02, US 12479 7303 1707 141 UNI2-AS, ES 7545 5727 787 694 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4535 300 609 CABLEONE, US 20940 4108 3399 167 AKAMAI-ASN1, NL 45899 4056 1877 47 VNPT-AS-VN VNPT Corp, VN 7155 4004 281 51 VIASAT-SP-BACKBONE, US 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 9469 9432 CHINAMOBILE-CN China Mobile Communications Grou 12479 7303 7162 UNI2-AS, ES 16509 8282 5349 AMAZON-02, US 7545 5727 5033 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 45899 4056 4009 VNPT-AS-VN VNPT Corp, VN 7155 4004 3953 VIASAT-SP-BACKBONE, US 20940 4108 3941 AKAMAI-ASN1, NL 11492 4535 3926 CABLEONE, US 8551 3882 3845 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 2.57.241.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.49.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.206.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, 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 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 23.152.232.0/24 Origin: 400600 ISIT-ISP, US 23.152.232.0/24 Transit: 174 COGENT-174, 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 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 /13:576 /14:1205 /15:2113 /16:13542 /17:8277 /18:14413 /19:25220 /20:44003 /21:52172 /22:110232 /23:101606 /24:565000 /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 6363 7303 UNI2-AS, ES 8151 5233 11267 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3443 4535 CABLEONE, US 8551 3354 3882 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3334 3525 SHAW, CA 7155 3071 4004 VIASAT-SP-BACKBONE, US 22773 2648 3582 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2495 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2070 3517 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) ---------------------------------------------- 1:1806 2:1309 3:173 4:7 5:4632 6:128 7:6 8:1561 9:1 11:172 12:1534 13:387 14:2330 15:300 16:189 17:372 18:420 20:262 21:4 22:188 23:6247 24:3000 25:6 27:2569 29:19 31:2545 32:83 34:11 35:108 36:1968 37:4718 38:4656 39:845 40:150 41:4367 42:1269 43:2370 44:310 45:17698 46:4346 47:363 49:1754 50:1875 51:567 52:1598 54:392 55:775 56:8 57:124 58:1788 59:1110 60:987 61:2559 62:2768 63:1933 64:5818 65:2335 66:5157 67:3032 68:1361 69:4133 70:1415 71:678 72:3067 74:2640 75:1586 76:609 77:2571 78:1879 79:3171 80:2148 81:1804 82:1492 83:1295 84:1529 85:3029 86:770 87:2040 88:1220 89:3746 90:614 91:7856 92:2068 93:2629 94:3690 95:4044 96:1313 97:336 98:1154 99:745 100:73 101:1307 102:3012 103:31534 104:4685 105:880 106:935 107:2529 108:1049 109:4440 110:2104 111:3106 112:2037 113:1619 114:1661 115:2096 116:1898 117:2570 118:2395 119:1920 120:1793 121:1084 122:2618 123:2181 124:1561 125:2485 128:1412 129:1165 130:1037 131:2188 132:859 133:422 134:1928 135:349 136:877 137:965 138:2861 139:1557 140:1245 141:1459 142:1446 143:1597 144:1173 145:347 146:1962 147:1597 148:2370 149:2250 150:893 151:1161 152:1969 153:569 154:4336 155:1460 156:1803 157:1320 158:1067 159:2316 160:2614 161:1539 162:3527 163:1577 164:1673 165:1791 166:1043 167:1749 168:4137 169:956 170:4996 171:882 172:3567 173:2945 174:1073 175:1197 176:3767 177:6043 178:3614 179:2581 180:2582 181:3549 182:3355 183:1967 184:2340 185:20437 186:5221 187:4600 188:4231 189:4006 190:9258 191:1943 192:10947 193:8914 194:7386 195:5256 196:3305 197:2738 198:5959 199:6120 200:8386 201:6147 202:10620 203:10488 204:4606 205:3684 206:4343 207:3473 208:4108 209:4916 210:4261 211:2415 212:4163 213:3639 214:1090 215:59 216:6691 217:2797 218:1295 219:413 220:1998 221:978 222:714 223:2158 End of report