IPv4 R&E Routing Table Report 18:35 GMT Thu 27 Apr, 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: 936373 Prefixes after maximum aggregation (per Origin AS): 348101 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448540 Number of IPv4 prefixes with a valid ROA: 405661 Number of IPv4 prefixes with an invalid ROA: 1790 Number of IPv4 prefixes with no ROA: 528922 Total ASes present in the Internet Routing Table: 74382 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 63831 Origin ASes announcing only one prefix: 25747 Transit ASes present in the Internet Routing Table: 10551 Transit-only ASes present in the Internet Routing Table: 437 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 6.7 Max AS path length visible: 87 Max AS path prepend of ASN ( 37447) 85 Prefixes from unregistered ASNs in the Routing Table: 1121 Number of instances of unregistered ASNs: 1127 Number of 32-bit ASNs allocated by the RIRs: 41745 Number of 32-bit ASNs visible in the Routing Table: 34516 Prefixes from 32-bit ASNs in the Routing Table: 177098 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 644 Number of addresses announced to Internet: 3060099072 Equivalent to 182 /8s, 101 /16s and 104 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 318130 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 240187 Total APNIC prefixes after maximum aggregation: 68558 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 234417 Unique aggregates announced from the APNIC address blocks: 97577 APNIC Region origin ASes present in the Internet Routing Table: 13350 APNIC Prefixes per ASN: 17.56 APNIC Region origin ASes announcing only one prefix: 3913 APNIC Region transit ASes present in the Internet Routing Table: 1795 Average APNIC Region AS path length visible: 7.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8683 Number of APNIC addresses announced to Internet: 772951040 Equivalent to 46 /8s, 18 /16s and 76 /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: 271736 Total ARIN prefixes after maximum aggregation: 122197 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274838 Unique aggregates announced from the ARIN address blocks: 130953 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.40 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1942 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4785 Number of ARIN addresses announced to Internet: 1283918848 Equivalent to 76 /8s, 135 /16s and 12 /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: 262640 Total RIPE prefixes after maximum aggregation: 122278 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258140 Unique aggregates announced from the RIPE address blocks: 157821 RIPE Region origin ASes present in the Internet Routing Table: 28358 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12032 RIPE Region transit ASes present in the Internet Routing Table: 3954 Average RIPE Region AS path length visible: 6.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11173 Number of RIPE addresses announced to Internet: 718047232 Equivalent to 42 /8s, 204 /16s and 136 /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: 128790 Total LACNIC prefixes after maximum aggregation: 28402 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127919 Unique aggregates announced from the LACNIC address blocks: 49319 LACNIC Region origin ASes present in the Internet Routing Table: 10999 LACNIC Prefixes per ASN: 11.63 LACNIC Region origin ASes announcing only one prefix: 2261 LACNIC Region transit ASes present in the Internet Routing Table: 2318 Average LACNIC Region AS path length visible: 7.2 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: 176760064 Equivalent to 10 /8s, 137 /16s and 37 /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: 31899 Total AfriNIC prefixes after maximum aggregation: 5861 AfriNIC Deaggregation factor: 5.44 Prefixes being announced from the AfriNIC address blocks: 40415 Unique aggregates announced from the AfriNIC address blocks: 12336 AfriNIC Region origin ASes present in the Internet Routing Table: 1743 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 87 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1090 Number of AfriNIC addresses announced to Internet: 108005376 Equivalent to 6 /8s, 112 /16s and 8 /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 9460 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5730 787 692 TPG-INTERNET-AP TPG Telecom Limited, AU 45899 4055 1877 47 VNPT-AS-VN VNPT Corp, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3421 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2944 489 236 BBIL-AP BHARTI Airtel Ltd., IN 24560 2386 837 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2302 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2148 442 196 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 8254 10776 2917 AMAZON-02, US 11492 4545 301 593 CABLEONE, US 7155 3976 281 51 VIASAT-SP-BACKBONE, US 22773 3586 3042 284 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1320 64 SHAW, CA 16625 3177 1585 2365 AKAMAI-AS, US 749 3070 53111 2322 DNIC-AS-00749, US 396982 2633 3590 364 GOOGLE-CLOUD-PLATFORM, US 7018 2527 24156 1586 ATT-INTERNET4, US 30036 2501 361 458 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 7266 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4098 3399 167 AKAMAI-ASN1, NL 8551 3890 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2292 909 ROSTELECOM-AS, RU 9009 2680 251 1403 M247, RO 34984 2275 359 613 TELLCOM-AS, TR 6849 2047 307 18 UKRTELNET, UA 58224 1852 950 544 TCI, IR 13188 1607 100 18 TRIOLAN, UA 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 11249 3347 588 Uninet S.A. de C.V., MX 10620 3504 507 852 Telmex Colombia S.A., CO 13999 2336 358 619 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1333 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 443 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 1585 393 19 LINKdotNET-AS, EG 24835 1553 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1024 67 46 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 820 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 530 54 44 WANANCHI-, KE 36914 515 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 11249 3347 588 Uninet S.A. de C.V., MX 9808 9460 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8254 10776 2917 AMAZON-02, US 12479 7266 1706 140 UNI2-AS, ES 7545 5730 787 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4545 301 593 CABLEONE, US 20940 4098 3399 167 AKAMAI-ASN1, NL 45899 4055 1877 47 VNPT-AS-VN VNPT Corp, VN 7155 3976 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 9460 9423 CHINAMOBILE-CN China Mobile Communications Grou 12479 7266 7126 UNI2-AS, ES 16509 8254 5337 AMAZON-02, US 7545 5730 5038 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 45899 4055 4008 VNPT-AS-VN VNPT Corp, VN 11492 4545 3952 CABLEONE, US 20940 4098 3931 AKAMAI-ASN1, NL 7155 3976 3925 VIASAT-SP-BACKBONE, US 8551 3890 3853 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 5.105.166.0/24 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 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 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 /11:103 /12:298 /13:576 /14:1203 /15:2107 /16:13523 /17:8278 /18:14429 /19:25217 /20:44028 /21:52128 /22:110499 /23:101174 /24:562742 /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 6326 7266 UNI2-AS, ES 8151 5193 11249 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3454 4545 CABLEONE, US 8551 3362 3890 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3523 SHAW, CA 7155 3043 3976 VIASAT-SP-BACKBONE, US 22773 2651 3586 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2058 3504 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) ---------------------------------------------- 1:1788 2:1289 3:175 4:7 5:4601 6:128 7:6 8:1552 9:1 11:172 12:1533 13:388 14:2331 15:299 16:182 17:369 18:417 20:260 21:4 22:188 23:6250 24:2988 25:6 27:2569 29:19 31:2542 32:85 34:12 35:108 36:1936 37:4660 38:4542 39:821 40:151 41:4407 42:1194 43:2365 44:313 45:17667 46:4311 47:361 49:1747 50:1853 51:572 52:1596 54:390 55:860 56:8 57:121 58:1780 59:1101 60:989 61:2524 62:2732 63:1928 64:5829 65:2347 66:5124 67:3033 68:1381 69:4185 70:1398 71:682 72:3054 74:2630 75:1480 76:610 77:2554 78:1865 79:3175 80:2134 81:1785 82:1492 83:1290 84:1494 85:3003 86:762 87:2011 88:1203 89:3714 90:615 91:7808 92:2062 93:2635 94:3648 95:4027 96:1324 97:337 98:1155 99:746 100:73 101:1306 102:2992 103:31398 104:4628 105:885 106:918 107:2523 108:1040 109:4441 110:2083 111:3085 112:2036 113:1603 114:1655 115:2081 116:1914 117:2569 118:2369 119:2018 120:1764 121:1057 122:2605 123:2214 124:1566 125:2456 128:1403 129:1132 130:1037 131:2178 132:855 133:422 134:1904 135:347 136:879 137:959 138:2853 139:1555 140:1244 141:1472 142:1443 143:1586 144:1163 145:348 146:1952 147:1592 148:2356 149:2204 150:854 151:1156 152:1961 153:571 154:4519 155:1443 156:1802 157:1317 158:1060 159:2306 160:2624 161:1534 162:3533 163:1579 164:1673 165:1777 166:1027 167:1748 168:4120 169:962 170:4982 171:880 172:3559 173:2946 174:1072 175:1195 176:3758 177:6027 178:3594 179:2596 180:2578 181:3507 182:3339 183:1948 184:2369 185:20318 186:5219 187:4571 188:4211 189:3967 190:9284 191:1926 192:10964 193:8901 194:7393 195:5220 196:3263 197:2728 198:5937 199:6111 200:8393 201:6110 202:10548 203:10381 204:4610 205:3639 206:4389 207:3468 208:4088 209:4886 210:4242 211:2422 212:4167 213:3604 214:1079 215:59 216:6690 217:2771 218:1290 219:412 220:1765 221:974 222:717 223:2156 End of report