IPv4 R&E Routing Table Report 18:35 GMT Mon 21 Aug, 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: 943349 Prefixes after maximum aggregation (per Origin AS): 351407 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452022 Number of IPv4 prefixes with a valid ROA: 429349 Number of IPv4 prefixes with an invalid ROA: 1413 Number of IPv4 prefixes with no ROA: 512587 Total ASes present in the Internet Routing Table: 74694 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64371 Origin ASes announcing only one prefix: 25897 Transit ASes present in the Internet Routing Table: 10323 Transit-only ASes present in the Internet Routing Table: 444 Paths with bogon ASNs present in the IPv4 Routing Table: 82 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: 1029 Number of instances of unregistered ASNs: 1031 Number of 32-bit ASNs allocated by the RIRs: 42488 Number of 32-bit ASNs visible in the Routing Table: 34978 Prefixes from 32-bit ASNs in the Routing Table: 179199 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 534 Number of addresses announced to Internet: 3053202944 Equivalent to 181 /8s, 252 /16s and 46 /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: 318689 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243646 Total APNIC prefixes after maximum aggregation: 69734 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237219 Unique aggregates announced from the APNIC address blocks: 98642 APNIC Region origin ASes present in the Internet Routing Table: 13555 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4006 APNIC Region transit ASes present in the Internet Routing Table: 1801 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8909 Number of APNIC addresses announced to Internet: 772903424 Equivalent to 46 /8s, 17 /16s and 146 /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: 276310 Total ARIN prefixes after maximum aggregation: 123779 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278817 Unique aggregates announced from the ARIN address blocks: 130823 ARIN Region origin ASes present in the Internet Routing Table: 19092 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6968 ARIN Region transit ASes present in the Internet Routing Table: 1885 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4821 Number of ARIN addresses announced to Internet: 1277363200 Equivalent to 76 /8s, 35 /16s and 4 /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: 263970 Total RIPE prefixes after maximum aggregation: 122737 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260490 Unique aggregates announced from the RIPE address blocks: 159930 RIPE Region origin ASes present in the Internet Routing Table: 28420 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12009 RIPE Region transit ASes present in the Internet Routing Table: 3810 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: 11306 Number of RIPE addresses announced to Internet: 716443904 Equivalent to 42 /8s, 180 /16s and 17 /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: 126232 Total LACNIC prefixes after maximum aggregation: 28524 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125170 Unique aggregates announced from the LACNIC address blocks: 49645 LACNIC Region origin ASes present in the Internet Routing Table: 11008 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2339 LACNIC Region transit ASes present in the Internet Routing Table: 2326 Average LACNIC Region AS path length visible: 8.6 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8825 Number of LACNIC addresses announced to Internet: 178446592 Equivalent to 10 /8s, 162 /16s and 225 /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: 32162 Total AfriNIC prefixes after maximum aggregation: 5921 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 41119 Unique aggregates announced from the AfriNIC address blocks: 12539 AfriNIC Region origin ASes present in the Internet Routing Table: 1773 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 340 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1117 Number of AfriNIC addresses announced to Internet: 107661056 Equivalent to 6 /8s, 106 /16s and 199 /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 9520 8705 38 CHINAMOBILE-CN China Mobile Communicati 7545 5701 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4347 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3730 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3569 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3436 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3089 498 250 BBIL-AP BHARTI Airtel Ltd., IN 24560 2484 845 408 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 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 8826 10965 3197 AMAZON-02, US 11492 4527 300 624 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3615 6653 612 COGENT-174, US 22773 3576 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3056 1487 2307 AKAMAI-AS, US 367 2986 3829 1412 DNIC-ASBLK-00306-00371, US 396982 2684 3596 386 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 7342 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4054 3397 148 AKAMAI-ASN1, NL 8551 3460 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2909 2296 920 ROSTELECOM-AS, RU 9009 2687 248 1396 M247, RO 34984 2322 362 599 TELLCOM-AS, TR 58224 1817 943 538 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1529 102 1194 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 11611 3358 606 UNINET, MX 10620 3528 506 848 Telmex Colombia S.A., CO 13999 2437 364 648 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1315 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1288 757 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28202 1116 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1113 370 22 Telefonica del Peru S.A.A., PE 11664 1112 181 434 Techtel LMDS Comunicaciones Interactiva 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 1594 393 19 LINKdotNET-AS, EG 24835 1474 497 26 RAYA-AS, EG 36992 1355 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 37457 817 319 45 Telkom-Internet, ZA 36935 775 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 533 54 44 WANANCHI-, KE 36914 529 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 11611 3358 606 UNINET, MX 9808 9520 8705 38 CHINAMOBILE-CN China Mobile Communicati 16509 8826 10965 3197 AMAZON-02, US 12479 7342 1713 145 UNI2-AS, ES 7545 5701 784 685 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4527 300 624 CABLEONE, US 18403 4347 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4054 3397 148 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 9520 9482 CHINAMOBILE-CN China Mobile Communications Grou 12479 7342 7197 UNI2-AS, ES 16509 8826 5629 AMAZON-02, US 7545 5701 5016 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4347 4322 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4054 3906 AKAMAI-ASN1, NL 11492 4527 3903 CABLEONE, US 7552 3730 3709 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 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 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 /11:102 /12:297 /13:575 /14:1204 /15:2128 /16:13578 /17:8337 /18:14036 /19:25240 /20:44314 /21:52322 /22:111092 /23:102593 /24:567463 /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 6428 7342 UNI2-AS, ES 8151 5650 11611 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3437 4527 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2928 3460 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2620 3576 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2495 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2092 3528 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) ---------------------------------------------- 1:2226 2:1374 3:225 4:5 5:4630 6:138 7:6 8:1538 9:1 11:172 12:1509 13:377 14:2308 15:302 16:198 17:373 18:603 20:287 21:4 22:188 23:6393 24:3031 25:6 27:2625 29:19 31:2553 32:85 34:25 35:116 36:1988 37:4608 38:6218 39:859 40:147 41:4504 42:2088 43:2325 44:323 45:17201 46:4396 47:384 49:1794 50:1889 51:595 52:1600 54:391 55:971 56:8 57:130 58:1878 59:1116 60:997 61:2573 62:2784 63:1924 64:5739 65:2373 66:5045 67:3044 68:1341 69:4121 70:1360 71:664 72:3024 74:2648 75:1602 76:616 77:2566 78:1850 79:2987 80:2144 81:1826 82:1514 83:1296 84:1530 85:3022 86:756 87:2077 88:1227 89:3877 90:619 91:7927 92:2070 93:2612 94:3581 95:4029 96:1297 97:317 98:1102 99:734 100:90 101:1316 102:3235 103:32110 104:4601 105:697 106:881 107:2584 108:1136 109:4290 110:2116 111:3130 112:2071 113:1758 114:1657 115:2057 116:1922 117:2533 118:2696 119:1984 120:1789 121:1101 122:2610 123:2166 124:1570 125:2475 128:1486 129:1113 130:1062 131:2053 132:858 133:420 134:1793 135:349 136:915 137:982 138:2798 139:1562 140:1258 141:1296 142:1482 143:1549 144:1003 145:340 146:1975 147:1601 148:2449 149:2195 150:884 151:1209 152:1996 153:586 154:5022 155:1392 156:1953 157:1332 158:1087 159:2235 160:2674 161:1563 162:3534 163:1611 164:1747 165:1896 166:1004 167:1737 168:4007 169:923 170:4807 171:907 172:3658 173:2989 174:995 175:1204 176:3839 177:5410 178:3564 179:2389 180:2453 181:3530 182:3413 183:1980 184:2302 185:20723 186:5014 187:4501 188:4277 189:4019 190:9330 191:1823 192:10947 193:8973 194:7369 195:5255 196:3291 197:2787 198:5989 199:6096 200:8002 201:6132 202:10454 203:10171 204:4564 205:3679 206:4362 207:3480 208:4131 209:4946 210:4283 211:2455 212:4268 213:3604 214:1092 215:59 216:6743 217:2869 218:1283 219:417 220:1790 221:976 222:664 223:2154 End of report