IPv4 R&E Routing Table Report 18:35 GMT Sat 20 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: 940527 Prefixes after maximum aggregation (per Origin AS): 348930 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 448832 Number of IPv4 prefixes with a valid ROA: 410943 Number of IPv4 prefixes with an invalid ROA: 2869 Number of IPv4 prefixes with no ROA: 526715 Total ASes present in the Internet Routing Table: 74376 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64171 Origin ASes announcing only one prefix: 25787 Transit ASes present in the Internet Routing Table: 10205 Transit-only ASes present in the Internet Routing Table: 415 Paths with bogon ASNs present in the IPv4 Routing Table: 72 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1097 Number of instances of unregistered ASNs: 1097 Number of 32-bit ASNs allocated by the RIRs: 41900 Number of 32-bit ASNs visible in the Routing Table: 34587 Prefixes from 32-bit ASNs in the Routing Table: 178255 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 630 Number of addresses announced to Internet: 3057120512 Equivalent to 182 /8s, 55 /16s and 245 /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: 319392 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242815 Total APNIC prefixes after maximum aggregation: 68617 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237002 Unique aggregates announced from the APNIC address blocks: 98144 APNIC Region origin ASes present in the Internet Routing Table: 13371 APNIC Prefixes per ASN: 17.73 APNIC Region origin ASes announcing only one prefix: 3931 APNIC Region transit ASes present in the Internet Routing Table: 1771 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8719 Number of APNIC addresses announced to Internet: 773210368 Equivalent to 46 /8s, 22 /16s and 65 /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: 271999 Total ARIN prefixes after maximum aggregation: 122444 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275256 Unique aggregates announced from the ARIN address blocks: 130338 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.43 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1850 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4791 Number of ARIN addresses announced to Internet: 1281145600 Equivalent to 76 /8s, 92 /16s and 187 /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: 263875 Total RIPE prefixes after maximum aggregation: 122740 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259283 Unique aggregates announced from the RIPE address blocks: 158288 RIPE Region origin ASes present in the Internet Routing Table: 28373 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: 3823 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11210 Number of RIPE addresses announced to Internet: 718074624 Equivalent to 42 /8s, 204 /16s and 243 /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: 129008 Total LACNIC prefixes after maximum aggregation: 28489 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 128082 Unique aggregates announced from the LACNIC address blocks: 49392 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 11.65 LACNIC Region origin ASes announcing only one prefix: 2262 LACNIC Region transit ASes present in the Internet Routing Table: 2275 Average LACNIC Region AS path length visible: 8.3 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8778 Number of LACNIC addresses announced to Internet: 176956928 Equivalent to 10 /8s, 140 /16s and 38 /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: 31733 Total AfriNIC prefixes after maximum aggregation: 5844 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 40274 Unique aggregates announced from the AfriNIC address blocks: 12144 AfriNIC Region origin ASes present in the Internet Routing Table: 1745 AfriNIC Prefixes per ASN: 23.08 AfriNIC Region origin ASes announcing only one prefix: 575 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1089 Number of AfriNIC addresses announced to Internet: 107322112 Equivalent to 6 /8s, 101 /16s and 155 /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 5718 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4131 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3559 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3476 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 2184 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 8289 10780 2934 AMAZON-02, US 11492 4538 301 603 CABLEONE, US 7155 4020 281 51 VIASAT-SP-BACKBONE, US 22773 3566 3052 270 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 16625 3102 1560 2344 AKAMAI-AS, US 749 3099 54980 2351 DNIC-AS-00749, US 396982 2655 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2516 24149 1585 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 7312 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4116 3399 164 AKAMAI-ASN1, NL 8551 3882 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2292 910 ROSTELECOM-AS, RU 9009 2719 250 1405 M247, RO 34984 2282 360 609 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1840 948 545 TCI, IR 61317 1617 108 1218 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 11300 3343 603 Uninet S.A. de C.V., MX 10620 3517 508 854 Telmex Colombia S.A., CO 13999 2349 361 621 Mega Cable, S.A. de C.V., MX 11830 2271 369 64 Instituto Costarricense de Electricidad 28573 1330 2323 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 339 514 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 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 1605 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 551 1861 34 IAM-AS, MA 15399 528 54 42 WANANCHI-, KE 36914 517 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 11300 3343 603 Uninet S.A. de C.V., MX 9808 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8289 10780 2934 AMAZON-02, US 12479 7312 1707 141 UNI2-AS, ES 7545 5718 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4538 301 603 CABLEONE, US 18403 4131 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4116 3399 164 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 7312 7171 UNI2-AS, ES 16509 8289 5355 AMAZON-02, US 7545 5718 5028 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4131 4106 FPT-AS-AP FPT Telecom Company, VN 7155 4020 3969 VIASAT-SP-BACKBONE, US 20940 4116 3952 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., 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 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, 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 /14:1207 /15:2113 /16:13547 /17:8282 /18:13984 /19:25193 /20:43884 /21:52221 /22:110729 /23:101750 /24:566565 /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 6382 7312 UNI2-AS, ES 8151 5271 11300 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3445 4538 CABLEONE, US 8551 3354 3882 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3070 4020 VIASAT-SP-BACKBONE, US 22773 2636 3566 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) ---------------------------------------------- 1:2140 2:1314 3:175 4:5 5:4622 6:130 7:6 8:1557 9:1 11:172 12:1533 13:387 14:2304 15:303 16:188 17:373 18:422 20:262 21:4 22:188 23:6287 24:3000 25:6 27:2581 29:19 31:2540 32:83 34:21 35:109 36:1967 37:4699 38:4731 39:847 40:152 41:4412 42:1950 43:2372 44:315 45:17664 46:4399 47:362 49:1763 50:1875 51:571 52:1601 54:391 55:854 56:8 57:123 58:1878 59:1108 60:987 61:2574 62:2778 63:1938 64:5821 65:2353 66:5156 67:3027 68:1359 69:4140 70:1387 71:678 72:3066 74:2635 75:1590 76:608 77:2568 78:1884 79:3176 80:2143 81:1810 82:1512 83:1287 84:1528 85:3034 86:769 87:2028 88:1219 89:3769 90:619 91:7862 92:2064 93:2621 94:3701 95:4064 96:1308 97:336 98:1154 99:746 100:73 101:1309 102:2996 103:31542 104:4700 105:707 106:941 107:2584 108:1047 109:4437 110:2111 111:3115 112:2038 113:1745 114:1655 115:2090 116:1908 117:2567 118:2620 119:2015 120:1797 121:1075 122:2618 123:2175 124:1563 125:2482 128:1377 129:1086 130:1032 131:2150 132:852 133:422 134:1924 135:347 136:880 137:961 138:2876 139:1549 140:1248 141:1436 142:1453 143:1594 144:1152 145:347 146:1929 147:1589 148:2394 149:2222 150:891 151:1160 152:1961 153:568 154:4509 155:1448 156:1803 157:1326 158:1081 159:2232 160:2616 161:1546 162:3531 163:1582 164:1612 165:1797 166:1068 167:1751 168:4115 169:947 170:4990 171:896 172:3572 173:2969 174:1075 175:1198 176:3772 177:6035 178:3611 179:2594 180:2593 181:3551 182:3354 183:2079 184:2351 185:20467 186:5246 187:4592 188:4233 189:4024 190:9292 191:1925 192:10933 193:8899 194:7386 195:5284 196:3313 197:2712 198:5944 199:6100 200:8341 201:6147 202:10551 203:10471 204:4591 205:3691 206:4267 207:3434 208:4111 209:4929 210:4259 211:2424 212:4212 213:3647 214:1081 215:59 216:6685 217:2796 218:1294 219:408 220:1991 221:978 222:707 223:2154 End of report