IPv4 R&E Routing Table Report 18:35 GMT Mon 22 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: 942064 Prefixes after maximum aggregation (per Origin AS): 349130 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 449293 Number of IPv4 prefixes with a valid ROA: 411862 Number of IPv4 prefixes with an invalid ROA: 2975 Number of IPv4 prefixes with no ROA: 527227 Total ASes present in the Internet Routing Table: 74503 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63839 Origin ASes announcing only one prefix: 25798 Transit ASes present in the Internet Routing Table: 10664 Transit-only ASes present in the Internet Routing Table: 433 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: 1164 Number of instances of unregistered ASNs: 1166 Number of 32-bit ASNs allocated by the RIRs: 41916 Number of 32-bit ASNs visible in the Routing Table: 34624 Prefixes from 32-bit ASNs in the Routing Table: 178543 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: 631 Number of addresses announced to Internet: 3058584064 Equivalent to 182 /8s, 78 /16s and 74 /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: 319566 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243154 Total APNIC prefixes after maximum aggregation: 68718 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237296 Unique aggregates announced from the APNIC address blocks: 98104 APNIC Region origin ASes present in the Internet Routing Table: 13397 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3935 APNIC Region transit ASes present in the Internet Routing Table: 1798 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: 8731 Number of APNIC addresses announced to Internet: 773227264 Equivalent to 46 /8s, 22 /16s and 131 /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: 272325 Total ARIN prefixes after maximum aggregation: 122575 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275446 Unique aggregates announced from the ARIN address blocks: 130294 ARIN Region origin ASes present in the Internet Routing Table: 19114 ARIN Prefixes per ASN: 14.41 ARIN Region origin ASes announcing only one prefix: 6981 ARIN Region transit ASes present in the Internet Routing Table: 1981 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: 1281786368 Equivalent to 76 /8s, 102 /16s and 130 /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: 263928 Total RIPE prefixes after maximum aggregation: 122808 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259563 Unique aggregates announced from the RIPE address blocks: 158637 RIPE Region origin ASes present in the Internet Routing Table: 28385 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12037 RIPE Region transit ASes present in the Internet Routing Table: 4006 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: 718130432 Equivalent to 42 /8s, 205 /16s and 205 /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: 129324 Total LACNIC prefixes after maximum aggregation: 28321 LACNIC Deaggregation factor: 4.57 Prefixes being announced from the LACNIC address blocks: 128388 Unique aggregates announced from the LACNIC address blocks: 49397 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 11.67 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2330 Average LACNIC Region AS path length visible: 6.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8785 Number of LACNIC addresses announced to Internet: 176963072 Equivalent to 10 /8s, 140 /16s and 62 /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: 32169 Total AfriNIC prefixes after maximum aggregation: 5875 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40740 Unique aggregates announced from the AfriNIC address blocks: 12334 AfriNIC Region origin ASes present in the Internet Routing Table: 1750 AfriNIC Prefixes per ASN: 23.28 AfriNIC Region origin ASes announcing only one prefix: 573 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1096 Number of AfriNIC addresses announced to Internet: 108065792 Equivalent to 6 /8s, 112 /16s and 244 /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 9481 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5718 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4137 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3468 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2964 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2399 836 446 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2301 11252 587 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 8286 10779 2949 AMAZON-02, US 11492 4538 301 603 CABLEONE, US 7155 4006 281 51 VIASAT-SP-BACKBONE, US 22773 3559 3035 265 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 749 3100 54980 2352 DNIC-AS-00749, US 16625 3097 1557 2340 AKAMAI-AS, US 396982 2655 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2519 24148 1580 ATT-INTERNET4, US 30036 2497 360 462 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 7309 1706 140 UNI2-AS, ES 39891 4829 286 61 ALJAWWALSTC-AS, SA 20940 4107 3399 164 AKAMAI-ASN1, NL 8551 3882 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2924 2292 910 ROSTELECOM-AS, RU 9009 2724 251 1409 M247, RO 34984 2285 360 606 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1836 947 530 TCI, IR 61317 1613 108 1215 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 11292 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 1329 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 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1094 180 440 Techtel LMDS Comunicaciones Interactiva 26615 1037 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 1603 393 19 LINKdotNET-AS, EG 24835 1530 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 814 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 528 54 42 WANANCHI-, KE 36914 514 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 11292 3343 598 Uninet S.A. de C.V., MX 9808 9481 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8286 10779 2949 AMAZON-02, US 12479 7309 1706 140 UNI2-AS, ES 7545 5718 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4829 286 61 ALJAWWALSTC-AS, SA 11492 4538 301 603 CABLEONE, US 18403 4137 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4107 3399 164 AKAMAI-ASN1, NL 7155 4006 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 9481 9444 CHINAMOBILE-CN China Mobile Communications Grou 12479 7309 7169 UNI2-AS, ES 16509 8286 5337 AMAZON-02, US 7545 5718 5027 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4829 4768 ALJAWWALSTC-AS, SA 18403 4137 4112 FPT-AS-AP FPT Telecom Company, VN 7155 4006 3955 VIASAT-SP-BACKBONE, US 20940 4107 3943 AKAMAI-ASN1, NL 11492 4538 3935 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 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 /13:580 /14:1208 /15:2120 /16:13575 /17:8293 /18:14019 /19:25220 /20:43958 /21:52308 /22:110962 /23:101856 /24:567492 /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 6380 7309 UNI2-AS, ES 8151 5272 11292 Uninet S.A. de C.V., MX 39891 3628 4829 ALJAWWALSTC-AS, SA 11492 3445 4538 CABLEONE, US 8551 3354 3882 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3068 4006 VIASAT-SP-BACKBONE, US 22773 2632 3559 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2497 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 2:1314 3:175 4:7 5:4629 6:129 7:6 8:1560 9:1 11:172 12:1538 13:388 14:2302 15:303 16:188 17:373 18:422 20:262 21:4 22:188 23:6283 24:2996 25:6 27:2582 29:19 31:2537 32:84 34:21 35:111 36:1966 37:4702 38:4738 39:846 40:151 41:4442 42:1951 43:2376 44:316 45:17713 46:4399 47:363 49:1763 50:1876 51:584 52:1595 54:391 55:817 56:8 57:123 58:1890 59:1085 60:986 61:2573 62:2833 63:1936 64:5812 65:2351 66:5141 67:2951 68:1354 69:4169 70:1387 71:678 72:3066 74:2632 75:1590 76:605 77:2552 78:1882 79:3175 80:2152 81:1809 82:1509 83:1290 84:1528 85:3040 86:774 87:2030 88:1222 89:3764 90:617 91:7868 92:2071 93:2626 94:3693 95:4065 96:1298 97:336 98:1093 99:746 100:70 101:1311 102:3022 103:31581 104:4704 105:891 106:937 107:2582 108:1051 109:4446 110:2096 111:3114 112:2038 113:1744 114:1656 115:2092 116:1903 117:2567 118:2613 119:2011 120:1799 121:1086 122:2618 123:2175 124:1563 125:2482 128:1482 129:1094 130:1040 131:2157 132:860 133:422 134:1925 135:348 136:851 137:966 138:2889 139:1547 140:1249 141:1436 142:1459 143:1594 144:1161 145:347 146:1943 147:1596 148:2393 149:2240 150:890 151:1159 152:1968 153:556 154:4523 155:1450 156:1807 157:1328 158:1082 159:2237 160:2619 161:1546 162:3534 163:1598 164:1667 165:1794 166:1075 167:1759 168:4164 169:962 170:5008 171:898 172:3574 173:2952 174:1048 175:1197 176:3710 177:6059 178:3593 179:2592 180:2592 181:3554 182:3355 183:2080 184:2353 185:20455 186:5279 187:4606 188:4233 189:4032 190:9291 191:1947 192:10969 193:8912 194:7389 195:5290 196:3345 197:2735 198:5955 199:6113 200:8404 201:6177 202:10593 203:10478 204:4592 205:3672 206:4307 207:3477 208:4109 209:4928 210:4266 211:2433 212:4218 213:3649 214:1085 215:59 216:6682 217:2797 218:1293 219:413 220:1993 221:978 222:710 223:2154 End of report