IPv4 R&E Routing Table Report 18:35 GMT Mon 18 Jul, 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: 920025 Prefixes after maximum aggregation (per Origin AS): 340477 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 436772 Number of IPv4 prefixes with a valid ROA: 351332 Number of IPv4 prefixes with an invalid ROA: 2771 Number of IPv4 prefixes with no ROA: 565922 Total ASes present in the Internet Routing Table: 73472 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63129 Origin ASes announcing only one prefix: 25479 Transit ASes present in the Internet Routing Table: 10343 Transit-only ASes present in the Internet Routing Table: 383 Paths with bogon ASNs present in the IPv4 Routing Table: 120 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: 1015 Number of instances of unregistered ASNs: 1019 Number of 32-bit ASNs allocated by the RIRs: 39818 Number of 32-bit ASNs visible in the Routing Table: 33049 Prefixes from 32-bit ASNs in the Routing Table: 163484 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3067903232 Equivalent to 182 /8s, 220 /16s and 125 /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: 317641 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232919 Total APNIC prefixes after maximum aggregation: 66610 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227930 Unique aggregates announced from the APNIC address blocks: 95709 APNIC Region origin ASes present in the Internet Routing Table: 12767 APNIC Prefixes per ASN: 17.85 APNIC Region origin ASes announcing only one prefix: 3679 APNIC Region transit ASes present in the Internet Routing Table: 1740 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: 8016 Number of APNIC addresses announced to Internet: 772587008 Equivalent to 46 /8s, 12 /16s and 190 /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: 265513 Total ARIN prefixes after maximum aggregation: 120825 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 265823 Unique aggregates announced from the ARIN address blocks: 127189 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 13.93 ARIN Region origin ASes announcing only one prefix: 6934 ARIN Region transit ASes present in the Internet Routing Table: 1928 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4566 Number of ARIN addresses announced to Internet: 1296087552 Equivalent to 77 /8s, 64 /16s and 186 /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: 263230 Total RIPE prefixes after maximum aggregation: 119053 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260546 Unique aggregates announced from the RIPE address blocks: 153007 RIPE Region origin ASes present in the Internet Routing Table: 28202 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12031 RIPE Region transit ASes present in the Internet Routing Table: 3916 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10778 Number of RIPE addresses announced to Internet: 714721792 Equivalent to 42 /8s, 153 /16s and 202 /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: 125431 Total LACNIC prefixes after maximum aggregation: 27621 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 125096 Unique aggregates announced from the LACNIC address blocks: 48692 LACNIC Region origin ASes present in the Internet Routing Table: 10973 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2293 LACNIC Region transit ASes present in the Internet Routing Table: 2246 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8696 Number of LACNIC addresses announced to Internet: 176429056 Equivalent to 10 /8s, 132 /16s and 24 /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: 31917 Total AfriNIC prefixes after maximum aggregation: 5609 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 40113 Unique aggregates announced from the AfriNIC address blocks: 11740 AfriNIC Region origin ASes present in the Internet Routing Table: 1670 AfriNIC Prefixes per ASN: 24.02 AfriNIC Region origin ASes announcing only one prefix: 542 AfriNIC Region transit ASes present in the Internet Routing Table: 327 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: 993 Number of AfriNIC addresses announced to Internet: 107782400 Equivalent to 6 /8s, 108 /16s and 161 /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 9008 8882 46 CHINAMOBILE-CN China Mobile Communicati 7545 5921 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3563 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3509 1042 59 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3508 1880 56 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2256 11123 596 KIXS-AS-KR Korea Telecom, KR 45090 2176 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2129 848 409 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2125 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 6767 10391 2675 AMAZON-02, US 11492 4515 299 656 CABLEONE, US 7155 3903 265 32 VIASAT-SP-BACKBONE, US 22773 3846 3049 340 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3485 1796 2514 AKAMAI-AS, US 6327 3437 1319 63 SHAW, CA 749 2996 50735 2254 DNIC-AS-00749, US 30036 2604 372 264 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2512 3359 359 GOOGLE-CLOUD-PLATFORM, US 209 2382 4936 412 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 6911 1730 144 UNI2-AS, ES 9121 6840 1692 17 TTNET, TR 20940 4018 3361 200 AKAMAI-ASN1, NL 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 12389 2911 2289 909 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2574 254 1333 M247, GB 34984 2248 358 637 TELLCOM-AS, TR 47331 1857 290 1419 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 10772 3395 556 Uninet S.A. de C.V., MX 10620 3477 514 778 Telmex Colombia S.A., CO 11830 2425 369 64 Instituto Costarricense de Electricidad 13999 1930 318 506 Mega Cable, S.A. de C.V., MX 28573 1361 2331 269 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1265 689 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 997 179 460 Techtel LMDS Comunicaciones Interactiva 26615 978 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 1949 322 62 Telkom-Internet, ZA 24863 1609 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1317 1519 271 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 968 66 45 ORANGE-COTE-IVOIRE, CI 36935 789 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 495 50 29 WANANCHI-, KE 36914 470 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 10772 3395 556 Uninet S.A. de C.V., MX 9808 9008 8882 46 CHINAMOBILE-CN China Mobile Communicati 12479 6911 1730 144 UNI2-AS, ES 9121 6840 1692 17 TTNET, TR 16509 6767 10391 2675 AMAZON-02, US 7545 5921 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 656 CABLEONE, US 20940 4018 3361 200 AKAMAI-ASN1, NL 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 4005 234 45 ALJAWWALSTC-AS, SA 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 9008 8962 CHINAMOBILE-CN China Mobile Communications Grou 9121 6840 6823 TTNET, TR 12479 6911 6767 UNI2-AS, ES 7545 5921 5229 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6767 4092 AMAZON-02, US 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 4005 3960 ALJAWWALSTC-AS, SA 7155 3903 3871 VIASAT-SP-BACKBONE, US 11492 4515 3859 CABLEONE, US 20940 4018 3818 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 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 23.141.0.0/24 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /11:100 /12:303 /13:590 /14:1212 /15:2121 /16:13604 /17:8376 /18:14104 /19:25128 /20:43974 /21:52547 /22:109688 /23:100184 /24:548026 /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 5960 6840 TTNET, TR 12479 5892 6911 UNI2-AS, ES 8151 4505 10772 Uninet S.A. de C.V., MX 8551 3473 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4515 CABLEONE, US 6327 3247 3437 SHAW, CA 39891 3189 4005 ALJAWWALSTC-AS, SA 7155 2992 3903 VIASAT-SP-BACKBONE, US 22773 2871 3846 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1926 2:1070 3:157 4:7 5:3993 6:110 7:6 8:1565 9:1 11:172 12:1645 13:344 14:2341 15:233 16:44 17:386 18:179 20:246 21:4 22:188 23:5819 24:2430 25:6 27:2691 29:19 31:2457 32:96 34:7 35:87 36:1840 37:4496 38:3306 39:720 40:163 41:4395 42:1121 43:2250 44:295 45:16968 46:4162 47:326 49:1707 50:1953 51:238 52:1454 54:386 55:852 56:8 57:68 58:1784 59:1116 60:961 61:2299 62:2621 63:1949 64:5642 65:2412 66:4965 67:3010 68:1211 69:4199 70:1320 71:689 72:3097 74:2664 75:1405 76:580 77:2345 78:3984 79:3131 80:2017 81:1807 82:1500 83:1221 84:1340 85:3734 86:728 87:1999 88:2788 89:3416 90:544 91:7723 92:2045 93:2570 94:3559 95:4787 96:1329 97:353 98:1022 99:752 100:76 101:1273 102:2403 103:29671 104:4564 105:2058 106:876 107:2554 108:877 109:4345 110:1981 111:3279 112:2043 113:1497 114:1513 115:2123 116:1903 117:2441 118:2312 119:1823 120:1674 121:1036 122:2566 123:2126 124:1553 125:2070 128:1268 129:1128 130:1003 131:2211 132:839 133:377 134:1934 135:348 136:895 137:881 138:2718 139:1508 140:936 141:1450 142:1316 143:1506 144:1220 145:355 146:1836 147:1539 148:2217 149:1751 150:916 151:1070 152:1863 153:544 154:3748 155:1449 156:1699 157:1279 158:1036 159:2242 160:2570 161:1268 162:3505 163:1316 164:1679 165:1671 166:775 167:1728 168:4055 169:905 170:4891 171:835 172:3294 173:3149 174:1022 175:1171 176:3653 177:5826 178:3576 179:2597 180:2333 181:3302 182:3218 183:1920 184:2347 185:19779 186:4778 187:4435 188:4095 189:3748 190:9049 191:1824 192:10983 193:8727 194:7126 195:5106 196:3200 197:2830 198:6008 199:6073 200:7897 201:6040 202:10325 203:10242 204:4534 205:3440 206:3800 207:3396 208:4038 209:4753 210:4240 211:2323 212:4109 213:3484 214:1141 215:67 216:6528 217:2745 218:1274 219:412 220:2005 221:967 222:656 223:1969 End of report