IPv4 R&E Routing Table Report 18:35 GMT Fri 10 Feb, 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: 934913 Prefixes after maximum aggregation (per Origin AS): 347613 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445708 Number of IPv4 prefixes with a valid ROA: 390987 Number of IPv4 prefixes with an invalid ROA: 1226 Number of IPv4 prefixes with no ROA: 542700 Total ASes present in the Internet Routing Table: 74144 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63524 Origin ASes announcing only one prefix: 25651 Transit ASes present in the Internet Routing Table: 10620 Transit-only ASes present in the Internet Routing Table: 452 Paths with bogon ASNs present in the IPv4 Routing Table: 127 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1117 Number of instances of unregistered ASNs: 1128 Number of 32-bit ASNs allocated by the RIRs: 41188 Number of 32-bit ASNs visible in the Routing Table: 34167 Prefixes from 32-bit ASNs in the Routing Table: 173891 Number of bogon 32-bit ASNs visible in the Routing Table: 77 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 585 Number of addresses announced to Internet: 3062764288 Equivalent to 182 /8s, 142 /16s and 19 /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: 322616 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236689 Total APNIC prefixes after maximum aggregation: 68297 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231653 Unique aggregates announced from the APNIC address blocks: 97686 APNIC Region origin ASes present in the Internet Routing Table: 13244 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 3824 APNIC Region transit ASes present in the Internet Routing Table: 1784 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8558 Number of APNIC addresses announced to Internet: 773096704 Equivalent to 46 /8s, 20 /16s and 133 /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: 269292 Total ARIN prefixes after maximum aggregation: 121748 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271509 Unique aggregates announced from the ARIN address blocks: 130365 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6998 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: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4743 Number of ARIN addresses announced to Internet: 1286111488 Equivalent to 76 /8s, 168 /16s and 129 /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: 267779 Total RIPE prefixes after maximum aggregation: 122675 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264195 Unique aggregates announced from the RIPE address blocks: 156143 RIPE Region origin ASes present in the Internet Routing Table: 28235 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11991 RIPE Region transit ASes present in the Internet Routing Table: 4006 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11021 Number of RIPE addresses announced to Internet: 718516992 Equivalent to 42 /8s, 211 /16s and 179 /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: 128024 Total LACNIC prefixes after maximum aggregation: 28281 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127116 Unique aggregates announced from the LACNIC address blocks: 49042 LACNIC Region origin ASes present in the Internet Routing Table: 10980 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2271 LACNIC Region transit ASes present in the Internet Routing Table: 2310 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8768 Number of LACNIC addresses announced to Internet: 176303616 Equivalent to 10 /8s, 130 /16s and 46 /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: 32012 Total AfriNIC prefixes after maximum aggregation: 5810 AfriNIC Deaggregation factor: 5.51 Prefixes being announced from the AfriNIC address blocks: 39855 Unique aggregates announced from the AfriNIC address blocks: 12013 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 22.97 AfriNIC Region origin ASes announcing only one prefix: 567 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1077 Number of AfriNIC addresses announced to Internet: 108392960 Equivalent to 6 /8s, 117 /16s and 242 /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 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5852 786 701 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3639 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3464 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3399 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2757 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 842 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2139 439 210 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 7956 10737 2839 AMAZON-02, US 11492 4534 300 598 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3652 3048 286 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3341 1692 2437 AKAMAI-AS, US 749 3037 50571 2304 DNIC-AS-00749, US 396982 2601 3583 349 GOOGLE-CLOUD-PLATFORM, US 7018 2597 24127 1579 ATT-INTERNET4, US 30036 2555 366 377 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 6992 1706 146 UNI2-AS, ES 9121 6084 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4049 3399 173 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 910 ROSTELECOM-AS, RU 9009 2708 257 1378 M247, RO 47331 2564 386 1934 TTNET, TR 6849 2278 339 19 UKRTELNET, UA 34984 2266 359 609 TELLCOM-AS, TR 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 11108 3348 586 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2246 375 606 Mega Cable, S.A. de C.V., MX 28573 1349 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1096 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1018 2466 43 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 24835 1540 533 30 RAYA-AS, EG 24863 1501 393 21 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 998 67 53 ORANGE-COTE-IVOIRE, CI 36935 885 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 515 53 41 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 11108 3348 586 Uninet S.A. de C.V., MX 9808 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7956 10737 2839 AMAZON-02, US 12479 6992 1706 146 UNI2-AS, ES 9121 6084 1692 17 TTNET, TR 7545 5852 786 701 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4534 300 598 CABLEONE, US 20940 4049 3399 173 AKAMAI-ASN1, NL 7155 3899 265 33 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 9444 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 6992 6846 UNI2-AS, ES 9121 6084 6067 TTNET, TR 7545 5852 5151 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7956 5117 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4534 3936 CABLEONE, US 20940 4049 3876 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3893 3856 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, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 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 23.131.185.0/24 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /9:13 /10:38 /11:103 /12:300 /13:579 /14:1212 /15:2101 /16:13552 /17:8339 /18:14052 /19:25225 /20:43888 /21:52991 /22:110914 /23:101498 /24:560092 /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 6057 6992 UNI2-AS, ES 9121 5263 6084 TTNET, TR 8151 5114 11108 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3449 4534 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2705 3652 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2212 2555 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1631 2:1226 3:168 4:7 5:4407 6:113 7:5 8:1558 9:1 11:172 12:1586 13:391 14:2338 15:290 16:79 17:365 18:401 20:248 21:4 22:188 23:6070 24:2569 25:4 27:2677 29:19 31:2543 32:110 34:8 35:106 36:1902 37:4617 38:4194 39:841 40:154 41:4504 42:1055 43:2346 44:308 45:17551 46:4208 47:380 49:1741 50:1845 51:384 52:1564 54:394 55:866 56:8 57:90 58:1739 59:1113 60:990 61:2511 62:2714 63:1939 64:5695 65:2340 66:5016 67:3076 68:1377 69:4185 70:1253 71:669 72:3061 74:2619 75:1465 76:600 77:2491 78:3943 79:3183 80:2101 81:1880 82:1488 83:1249 84:1519 85:3759 86:757 87:2052 88:2882 89:3625 90:595 91:7739 92:2020 93:2605 94:3598 95:4871 96:1332 97:346 98:1165 99:744 100:75 101:1300 102:2912 103:31060 104:4530 105:900 106:830 107:2522 108:924 109:4385 110:2079 111:3295 112:2045 113:1518 114:1620 115:2089 116:1885 117:2563 118:2293 119:1953 120:1738 121:1066 122:2611 123:2175 124:1557 125:2313 128:1345 129:1132 130:1005 131:2170 132:853 133:406 134:1911 135:358 136:864 137:941 138:2846 139:1546 140:1185 141:1480 142:1427 143:1560 144:1205 145:350 146:1896 147:1569 148:2289 149:1906 150:883 151:1145 152:1950 153:564 154:3990 155:1418 156:1683 157:1306 158:1008 159:2266 160:2638 161:1416 162:3556 163:1547 164:1630 165:1718 166:837 167:1770 168:4135 169:947 170:4990 171:881 172:3527 173:2985 174:1027 175:1180 176:3762 177:5995 178:3602 179:2622 180:2417 181:3463 182:3243 183:1913 184:2341 185:20178 186:5126 187:4538 188:4216 189:3961 190:9214 191:1816 192:10998 193:8841 194:7290 195:5201 196:3185 197:2801 198:5967 199:6109 200:8020 201:6106 202:10460 203:10173 204:4606 205:3508 206:3909 207:3435 208:4101 209:4857 210:4249 211:2401 212:4146 213:3577 214:1098 215:55 216:6665 217:2747 218:1272 219:406 220:1768 221:972 222:665 223:2076 End of report