IPv4 R&E Routing Table Report 18:35 GMT Sun 21 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: 941854 Prefixes after maximum aggregation (per Origin AS): 349032 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 449090 Number of IPv4 prefixes with a valid ROA: 411367 Number of IPv4 prefixes with an invalid ROA: 2996 Number of IPv4 prefixes with no ROA: 527491 Total ASes present in the Internet Routing Table: 74508 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63845 Origin ASes announcing only one prefix: 25799 Transit ASes present in the Internet Routing Table: 10663 Transit-only ASes present in the Internet Routing Table: 440 Paths with bogon ASNs present in the IPv4 Routing Table: 161 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1167 Number of instances of unregistered ASNs: 1169 Number of 32-bit ASNs allocated by the RIRs: 41915 Number of 32-bit ASNs visible in the Routing Table: 34629 Prefixes from 32-bit ASNs in the Routing Table: 178430 Number of bogon 32-bit ASNs visible in the Routing Table: 62 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 630 Number of addresses announced to Internet: 3058585088 Equivalent to 182 /8s, 78 /16s and 78 /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: 319643 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243142 Total APNIC prefixes after maximum aggregation: 68699 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237302 Unique aggregates announced from the APNIC address blocks: 98108 APNIC Region origin ASes present in the Internet Routing Table: 13400 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3941 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: 8736 Number of APNIC addresses announced to Internet: 773236992 Equivalent to 46 /8s, 22 /16s and 169 /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: 272430 Total ARIN prefixes after maximum aggregation: 122532 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275524 Unique aggregates announced from the ARIN address blocks: 130368 ARIN Region origin ASes present in the Internet Routing Table: 19112 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1978 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 54 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4796 Number of ARIN addresses announced to Internet: 1281884928 Equivalent to 76 /8s, 104 /16s and 3 /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: 263865 Total RIPE prefixes after maximum aggregation: 122759 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259505 Unique aggregates announced from the RIPE address blocks: 158398 RIPE Region origin ASes present in the Internet Routing Table: 28383 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 4008 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11216 Number of RIPE addresses announced to Internet: 718149632 Equivalent to 42 /8s, 206 /16s and 24 /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: 129212 Total LACNIC prefixes after maximum aggregation: 28319 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 128292 Unique aggregates announced from the LACNIC address blocks: 49400 LACNIC Region origin ASes present in the Internet Routing Table: 11007 LACNIC Prefixes per ASN: 11.66 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2329 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: 8787 Number of LACNIC addresses announced to Internet: 176963840 Equivalent to 10 /8s, 140 /16s and 65 /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: 32038 Total AfriNIC prefixes after maximum aggregation: 5887 AfriNIC Deaggregation factor: 5.44 Prefixes being announced from the AfriNIC address blocks: 40601 Unique aggregates announced from the AfriNIC address blocks: 12290 AfriNIC Region origin ASes present in the Internet Routing Table: 1747 AfriNIC Prefixes per ASN: 23.24 AfriNIC Region origin ASes announcing only one prefix: 570 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1094 Number of AfriNIC addresses announced to Internet: 107938816 Equivalent to 6 /8s, 111 /16s and 4 /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 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5717 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4132 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3475 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2964 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2399 837 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2300 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 8287 10779 2940 AMAZON-02, US 11492 4538 301 603 CABLEONE, US 7155 4020 281 51 VIASAT-SP-BACKBONE, US 22773 3559 3035 265 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 16625 3102 1560 2344 AKAMAI-AS, US 749 3100 54980 2352 DNIC-AS-00749, US 396982 2655 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2511 24148 1581 ATT-INTERNET4, US 30036 2500 361 448 MEDIACOM-ENTERPRISE-BUSINESS, 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 7311 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4119 3399 166 AKAMAI-ASN1, NL 8551 3883 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2292 910 ROSTELECOM-AS, RU 9009 2723 251 1408 M247, RO 34984 2285 360 606 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1832 946 541 TCI, IR 61317 1617 108 1220 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 11291 3343 598 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2347 361 621 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 1295 766 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 369 22 Telefonica del Peru S.A.A., PE 11664 1094 180 440 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 1604 393 19 LINKdotNET-AS, EG 24835 1496 533 29 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1028 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 813 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 528 54 42 WANANCHI-, KE 36914 513 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 11291 3343 598 Uninet S.A. de C.V., MX 9808 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8287 10779 2940 AMAZON-02, US 12479 7311 1707 141 UNI2-AS, ES 7545 5717 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4538 301 603 CABLEONE, US 18403 4132 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4119 3399 166 AKAMAI-ASN1, NL 7155 4020 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 9480 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7311 7170 UNI2-AS, ES 16509 8287 5347 AMAZON-02, US 7545 5717 5027 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4132 4107 FPT-AS-AP FPT Telecom Company, VN 7155 4020 3969 VIASAT-SP-BACKBONE, US 20940 4119 3953 AKAMAI-ASN1, NL 11492 4538 3935 CABLEONE, US 8551 3883 3846 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 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 /11:104 /12:301 /13:579 /14:1208 /15:2113 /16:13565 /17:8290 /18:14018 /19:25212 /20:43950 /21:52288 /22:110894 /23:101844 /24:567420 /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 6381 7311 UNI2-AS, ES 8151 5271 11291 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3445 4538 CABLEONE, US 8551 3355 3883 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3070 4020 VIASAT-SP-BACKBONE, US 22773 2632 3559 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2500 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) ---------------------------------------------- 1:2141 2:1313 3:175 4:7 5:4630 6:130 7:6 8:1557 9:1 11:172 12:1537 13:388 14:2302 15:303 16:188 17:373 18:420 20:262 21:4 22:188 23:6289 24:2995 25:6 27:2580 29:19 31:2538 32:84 34:21 35:111 36:1967 37:4708 38:4728 39:847 40:151 41:4433 42:1951 43:2376 44:315 45:17706 46:4400 47:362 49:1763 50:1881 51:579 52:1601 54:391 55:843 56:8 57:123 58:1891 59:1109 60:987 61:2573 62:2783 63:1939 64:5823 65:2354 66:5152 67:2953 68:1359 69:4141 70:1387 71:678 72:3068 74:2637 75:1590 76:608 77:2558 78:1883 79:3173 80:2143 81:1808 82:1509 83:1291 84:1527 85:3036 86:774 87:2031 88:1225 89:3770 90:620 91:7864 92:2072 93:2622 94:3698 95:4063 96:1304 97:336 98:1134 99:746 100:70 101:1310 102:3015 103:31571 104:4706 105:881 106:941 107:2583 108:1051 109:4445 110:2097 111:3115 112:2038 113:1745 114:1656 115:2091 116:1907 117:2567 118:2621 119:2014 120:1799 121:1086 122:2618 123:2173 124:1563 125:2483 128:1419 129:1094 130:1040 131:2154 132:863 133:422 134:1924 135:348 136:841 137:965 138:2881 139:1549 140:1248 141:1438 142:1458 143:1592 144:1152 145:347 146:1943 147:1596 148:2391 149:2233 150:892 151:1160 152:1967 153:568 154:4520 155:1448 156:1804 157:1327 158:1082 159:2237 160:2618 161:1547 162:3532 163:1594 164:1614 165:1808 166:1075 167:1754 168:4158 169:960 170:4995 171:897 172:3575 173:2966 174:1049 175:1197 176:3724 177:6058 178:3611 179:2591 180:2593 181:3551 182:3355 183:2079 184:2354 185:20482 186:5260 187:4599 188:4234 189:4029 190:9293 191:1955 192:10962 193:8910 194:7390 195:5287 196:3318 197:2742 198:5958 199:6104 200:8396 201:6161 202:10599 203:10485 204:4596 205:3697 206:4311 207:3477 208:4111 209:4925 210:4265 211:2433 212:4218 213:3650 214:1083 215:59 216:6695 217:2799 218:1293 219:414 220:1992 221:978 222:710 223:2154 End of report