IPv4 R&E Routing Table Report 18:35 GMT Mon 24 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: 935960 Prefixes after maximum aggregation (per Origin AS): 348012 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448259 Number of IPv4 prefixes with a valid ROA: 403795 Number of IPv4 prefixes with an invalid ROA: 1803 Number of IPv4 prefixes with no ROA: 530362 Total ASes present in the Internet Routing Table: 74373 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63815 Origin ASes announcing only one prefix: 25718 Transit ASes present in the Internet Routing Table: 10558 Transit-only ASes present in the Internet Routing Table: 439 Paths with bogon ASNs present in the IPv4 Routing Table: 127 Average AS path length visible in the Internet Routing Table: 6.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1385 Number of instances of unregistered ASNs: 1391 Number of 32-bit ASNs allocated by the RIRs: 41716 Number of 32-bit ASNs visible in the Routing Table: 34512 Prefixes from 32-bit ASNs in the Routing Table: 176769 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: 864 Number of addresses announced to Internet: 3061005056 Equivalent to 182 /8s, 115 /16s and 59 /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: 318219 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239389 Total APNIC prefixes after maximum aggregation: 68482 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 233650 Unique aggregates announced from the APNIC address blocks: 97530 APNIC Region origin ASes present in the Internet Routing Table: 13352 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3921 APNIC Region transit ASes present in the Internet Routing Table: 1794 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: 8684 Number of APNIC addresses announced to Internet: 773201920 Equivalent to 46 /8s, 22 /16s and 32 /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: 271460 Total ARIN prefixes after maximum aggregation: 122250 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274420 Unique aggregates announced from the ARIN address blocks: 130726 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.38 ARIN Region origin ASes announcing only one prefix: 6959 ARIN Region transit ASes present in the Internet Routing Table: 1934 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: 4783 Number of ARIN addresses announced to Internet: 1284288768 Equivalent to 76 /8s, 140 /16s and 177 /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: 263063 Total RIPE prefixes after maximum aggregation: 122212 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258641 Unique aggregates announced from the RIPE address blocks: 157775 RIPE Region origin ASes present in the Internet Routing Table: 28359 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12021 RIPE Region transit ASes present in the Internet Routing Table: 3958 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: 11176 Number of RIPE addresses announced to Internet: 718051072 Equivalent to 42 /8s, 204 /16s and 151 /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: 128581 Total LACNIC prefixes after maximum aggregation: 28387 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127717 Unique aggregates announced from the LACNIC address blocks: 49281 LACNIC Region origin ASes present in the Internet Routing Table: 10984 LACNIC Prefixes per ASN: 11.63 LACNIC Region origin ASes announcing only one prefix: 2242 LACNIC Region transit ASes present in the Internet Routing Table: 2323 Average LACNIC Region AS path length visible: 7.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8775 Number of LACNIC addresses announced to Internet: 176803072 Equivalent to 10 /8s, 137 /16s and 205 /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: 32082 Total AfriNIC prefixes after maximum aggregation: 5861 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 40668 Unique aggregates announced from the AfriNIC address blocks: 12356 AfriNIC Region origin ASes present in the Internet Routing Table: 1748 AfriNIC Prefixes per ASN: 23.27 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: 5.6 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1094 Number of AfriNIC addresses announced to Internet: 107990016 Equivalent to 6 /8s, 111 /16s and 204 /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 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5728 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3479 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3421 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2941 490 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2381 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2302 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2151 442 196 TATACOMM-AS TATA Communications formerl 45090 2150 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 8227 10773 2942 AMAZON-02, US 11492 4544 301 599 CABLEONE, US 7155 3976 281 51 VIASAT-SP-BACKBONE, US 22773 3592 3042 283 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 64 SHAW, CA 16625 3170 1585 2360 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2580 24160 1579 ATT-INTERNET4, US 30036 2500 361 480 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 7229 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4096 3399 167 AKAMAI-ASN1, NL 8551 3895 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2292 909 ROSTELECOM-AS, RU 9009 2675 251 1398 M247, RO 34984 2275 359 612 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 11240 3363 589 Uninet S.A. de C.V., MX 10620 3503 507 851 Telmex Colombia S.A., CO 13999 2326 357 619 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 1097 180 444 Techtel LMDS Comunicaciones Interactiva 26615 1032 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 1578 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 1026 67 51 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 506 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 11240 3363 589 Uninet S.A. de C.V., MX 9808 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8227 10773 2942 AMAZON-02, US 12479 7229 1706 140 UNI2-AS, ES 7545 5728 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4544 301 599 CABLEONE, US 20940 4096 3399 167 AKAMAI-ASN1, NL 7155 3976 281 51 VIASAT-SP-BACKBONE, US 8551 3895 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9461 9424 CHINAMOBILE-CN China Mobile Communications Grou 12479 7229 7089 UNI2-AS, ES 16509 8227 5285 AMAZON-02, US 7545 5728 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4544 3945 CABLEONE, US 20940 4096 3929 AKAMAI-ASN1, NL 7155 3976 3925 VIASAT-SP-BACKBONE, US 8551 3895 3858 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3676 3655 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 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 23.137.120.0/22 Origin: 53698 NINJA-IX-TRANSIT-CONNECTION, US 23.137.120.0/22 Transit: 6939 HURRICANE, US 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 /14:1205 /15:2110 /16:13526 /17:8289 /18:13999 /19:25219 /20:43985 /21:52180 /22:110466 /23:101226 /24:562710 /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 6284 7229 UNI2-AS, ES 8151 5183 11240 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3453 4544 CABLEONE, US 8551 3367 3895 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3522 SHAW, CA 7155 3044 3976 VIASAT-SP-BACKBONE, US 22773 2658 3592 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2057 3503 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) ---------------------------------------------- 1:1778 2:1289 3:175 4:7 5:4595 6:127 7:6 8:1552 9:1 11:172 12:1536 13:386 14:2314 15:299 16:183 17:368 18:416 20:260 21:4 22:188 23:6254 24:2981 25:6 27:2566 29:19 31:2542 32:84 34:12 35:108 36:1934 37:4656 38:4565 39:821 40:151 41:4436 42:1204 43:2358 44:316 45:17696 46:4320 47:361 49:1746 50:1854 51:574 52:1590 54:391 55:858 56:8 57:123 58:1778 59:1101 60:988 61:2526 62:2737 63:1929 64:5828 65:2339 66:5090 67:3037 68:1388 69:4195 70:1413 71:682 72:3031 74:2632 75:1474 76:608 77:2547 78:1917 79:3179 80:2126 81:1788 82:1490 83:1298 84:1524 85:3024 86:766 87:2081 88:1266 89:3709 90:613 91:7821 92:2068 93:2632 94:3662 95:4035 96:1328 97:338 98:1157 99:745 100:73 101:1302 102:3020 103:31388 104:4607 105:881 106:918 107:2504 108:1035 109:4447 110:2081 111:3081 112:2035 113:1574 114:1654 115:2074 116:1914 117:2567 118:2360 119:2019 120:1762 121:1056 122:2608 123:2209 124:1566 125:2453 128:1400 129:1130 130:1033 131:2176 132:859 133:422 134:1889 135:347 136:880 137:958 138:2840 139:1559 140:1236 141:1464 142:1440 143:1584 144:1159 145:347 146:1957 147:1591 148:2354 149:2114 150:874 151:1158 152:1965 153:571 154:4537 155:1443 156:1780 157:1318 158:1060 159:2307 160:2619 161:1532 162:3538 163:1575 164:1680 165:1783 166:1016 167:1749 168:4121 169:963 170:4969 171:883 172:3568 173:2958 174:1071 175:1194 176:3749 177:5989 178:3598 179:2590 180:2577 181:3509 182:3334 183:1947 184:2357 185:20360 186:5200 187:4558 188:4218 189:3967 190:9275 191:1881 192:10952 193:8913 194:7382 195:5223 196:3281 197:2734 198:5936 199:6106 200:8413 201:6113 202:10555 203:10371 204:4606 205:3654 206:4343 207:3458 208:4094 209:4891 210:4238 211:2421 212:4163 213:3600 214:1087 215:59 216:6686 217:2780 218:1287 219:412 220:1766 221:973 222:711 223:2154 End of report