IPv4 R&E Routing Table Report 18:35 GMT Sun 21 Aug, 2022 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: 923548 Prefixes after maximum aggregation (per Origin AS): 341595 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438652 Number of IPv4 prefixes with a valid ROA: 362940 Number of IPv4 prefixes with an invalid ROA: 2847 Number of IPv4 prefixes with no ROA: 557761 Total ASes present in the Internet Routing Table: 73627 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63316 Origin ASes announcing only one prefix: 25555 Transit ASes present in the Internet Routing Table: 10311 Transit-only ASes present in the Internet Routing Table: 386 Paths with bogon ASNs present in the IPv4 Routing Table: 122 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 991 Number of instances of unregistered ASNs: 991 Number of 32-bit ASNs allocated by the RIRs: 40025 Number of 32-bit ASNs visible in the Routing Table: 33258 Prefixes from 32-bit ASNs in the Routing Table: 165216 Number of bogon 32-bit ASNs visible in the Routing Table: 17 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3070614784 Equivalent to 183 /8s, 5 /16s and 221 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 318719 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233890 Total APNIC prefixes after maximum aggregation: 66918 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228915 Unique aggregates announced from the APNIC address blocks: 96236 APNIC Region origin ASes present in the Internet Routing Table: 12864 APNIC Prefixes per ASN: 17.80 APNIC Region origin ASes announcing only one prefix: 3714 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8127 Number of APNIC addresses announced to Internet: 772836864 Equivalent to 46 /8s, 16 /16s and 142 /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: 266713 Total ARIN prefixes after maximum aggregation: 120951 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 267032 Unique aggregates announced from the ARIN address blocks: 127622 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.00 ARIN Region origin ASes announcing only one prefix: 6935 ARIN Region transit ASes present in the Internet Routing Table: 1898 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4588 Number of ARIN addresses announced to Internet: 1295686656 Equivalent to 77 /8s, 58 /16s and 156 /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: 264022 Total RIPE prefixes after maximum aggregation: 119612 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 261126 Unique aggregates announced from the RIPE address blocks: 153410 RIPE Region origin ASes present in the Internet Routing Table: 28224 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12044 RIPE Region transit ASes present in the Internet Routing Table: 3927 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10810 Number of RIPE addresses announced to Internet: 717844224 Equivalent to 42 /8s, 201 /16s and 111 /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: 125807 Total LACNIC prefixes after maximum aggregation: 27746 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 125427 Unique aggregates announced from the LACNIC address blocks: 48939 LACNIC Region origin ASes present in the Internet Routing Table: 10995 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2312 LACNIC Region transit ASes present in the Internet Routing Table: 2232 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8721 Number of LACNIC addresses announced to Internet: 176429312 Equivalent to 10 /8s, 132 /16s and 25 /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: 32125 Total AfriNIC prefixes after maximum aggregation: 5604 AfriNIC Deaggregation factor: 5.73 Prefixes being announced from the AfriNIC address blocks: 40527 Unique aggregates announced from the AfriNIC address blocks: 12000 AfriNIC Region origin ASes present in the Internet Routing Table: 1686 AfriNIC Prefixes per ASN: 24.04 AfriNIC Region origin ASes announcing only one prefix: 550 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1012 Number of AfriNIC addresses announced to Internet: 107526912 Equivalent to 6 /8s, 104 /16s and 187 /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 9093 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5920 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3582 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3518 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3461 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2428 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2259 11124 597 KIXS-AS-KR Korea Telecom, KR 45090 2181 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2173 848 408 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2126 425 216 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 6870 10402 2725 AMAZON-02, US 11492 4533 300 575 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3813 3048 347 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3474 1792 2503 AKAMAI-AS, US 6327 3450 1319 63 SHAW, CA 749 3035 50728 2293 DNIC-AS-00749, US 30036 2604 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2528 3387 363 GOOGLE-CLOUD-PLATFORM, US 209 2368 4936 405 CENTURYLINK-US-LEGACY-QWEST, 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 6873 1730 144 UNI2-AS, ES 9121 6761 1692 17 TTNET, TR 20940 4063 3360 201 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2791 355 21 UKRTELNET, UA 9009 2593 252 1321 M247, GB 34984 2252 358 634 TELLCOM-AS, TR 47331 1865 290 1407 TTNET, TR 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 10844 3390 550 Uninet S.A. de C.V., MX 10620 3489 515 784 Telmex Colombia S.A., CO 11830 2339 369 64 Instituto Costarricense de Electricidad 13999 1960 319 525 Mega Cable, S.A. de C.V., MX 28573 1360 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1272 697 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1127 369 21 Telefonica del Peru S.A.A., PE 11664 1051 177 460 Techtel LMDS Comunicaciones Interactiva 26615 979 2466 43 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 37457 1954 326 58 Telkom-Internet, ZA 24863 1601 393 21 LINKdotNET-AS, EG 24835 1526 521 31 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 984 67 46 ORANGE-COTE-IVOIRE, CI 36935 809 520 41 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 498 50 31 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 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 10844 3390 550 Uninet S.A. de C.V., MX 9808 9093 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6873 1730 144 UNI2-AS, ES 16509 6870 10402 2725 AMAZON-02, US 9121 6761 1692 17 TTNET, TR 7545 5920 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4533 300 575 CABLEONE, US 20940 4063 3360 201 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9093 9046 CHINAMOBILE-CN China Mobile Communications Grou 9121 6761 6744 TTNET, TR 12479 6873 6729 UNI2-AS, ES 7545 5920 5221 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6870 4145 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4533 3958 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4063 3862 AKAMAI-ASN1, NL 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 18604 UNALLOCATED 8.25.204.0/24 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US 394856 UNALLOCATED 8.40.216.0/24 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 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 174 COGENT-174, US 23.139.184.0/24 Origin: 27408 1371467, CA 23.139.184.0/24 Transit: 24875 NOVOSERVE-AS, NL 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 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 /9:13 /10:39 /11:101 /12:304 /13:594 /14:1213 /15:2126 /16:13594 /17:8388 /18:14124 /19:25161 /20:44071 /21:52963 /22:110069 /23:100442 /24:550330 /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 9121 5884 6761 TTNET, TR 12479 5858 6873 UNI2-AS, ES 8151 4578 10844 Uninet S.A. de C.V., MX 8551 3457 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3448 4533 CABLEONE, US 6327 3261 3450 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2832 3813 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2643 2791 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1954 2:1048 3:157 4:7 5:4008 6:113 7:6 8:1592 9:1 11:172 12:1645 13:337 14:2355 15:242 16:46 17:377 18:192 20:247 21:4 22:188 23:5862 24:2459 25:6 27:2693 29:19 31:2439 32:96 34:7 35:87 36:1863 37:4524 38:3432 39:723 40:139 41:4453 42:1137 43:2237 44:294 45:17123 46:4207 47:331 49:1738 50:1967 51:240 52:1461 54:385 55:843 56:8 57:67 58:1791 59:1119 60:974 61:2329 62:2632 63:1943 64:5612 65:2380 66:4961 67:3006 68:1236 69:4182 70:1317 71:690 72:3090 74:2676 75:1414 76:580 77:2366 78:4011 79:3128 80:2053 81:1795 82:1499 83:1221 84:1379 85:3738 86:739 87:2011 88:2808 89:3456 90:549 91:7748 92:2059 93:2563 94:3566 95:4821 96:1301 97:352 98:1023 99:721 100:77 101:1295 102:2514 103:29894 104:4587 105:2064 106:886 107:2548 108:895 109:4358 110:2000 111:3289 112:2058 113:1512 114:1516 115:2137 116:1899 117:2468 118:2318 119:1823 120:1762 121:1029 122:2520 123:2112 124:1534 125:2095 128:1281 129:1106 130:1025 131:2228 132:829 133:378 134:1936 135:343 136:854 137:898 138:2771 139:1509 140:938 141:1456 142:1328 143:1498 144:1205 145:342 146:1860 147:1518 148:2228 149:1782 150:871 151:1081 152:1877 153:548 154:3780 155:1459 156:1743 157:1285 158:1040 159:2204 160:2611 161:1339 162:3534 163:1392 164:1685 165:1675 166:783 167:1769 168:4106 169:906 170:4864 171:839 172:3334 173:3154 174:1022 175:1171 176:3689 177:5826 178:3589 179:2623 180:2345 181:3316 182:3202 183:1919 184:2377 185:19818 186:4934 187:4428 188:4099 189:3757 190:9108 191:1742 192:11002 193:8738 194:7171 195:5165 196:3226 197:2863 198:6029 199:6079 200:7966 201:6021 202:10321 203:10217 204:4524 205:3434 206:3793 207:3444 208:4095 209:4756 210:4221 211:2316 212:4085 213:3497 214:1133 215:66 216:6440 217:2732 218:1269 219:412 220:2013 221:952 222:656 223:1977 End of report