IPv4 R&E Routing Table Report 18:35 GMT Sun 12 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: 935034 Prefixes after maximum aggregation (per Origin AS): 347613 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445824 Number of IPv4 prefixes with a valid ROA: 391242 Number of IPv4 prefixes with an invalid ROA: 1254 Number of IPv4 prefixes with no ROA: 542538 Total ASes present in the Internet Routing Table: 74146 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63537 Origin ASes announcing only one prefix: 25650 Transit ASes present in the Internet Routing Table: 10609 Transit-only ASes present in the Internet Routing Table: 450 Paths with bogon ASNs present in the IPv4 Routing Table: 132 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: 1088 Number of instances of unregistered ASNs: 1099 Number of 32-bit ASNs allocated by the RIRs: 41186 Number of 32-bit ASNs visible in the Routing Table: 34161 Prefixes from 32-bit ASNs in the Routing Table: 173988 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: 572 Number of addresses announced to Internet: 3062801408 Equivalent to 182 /8s, 142 /16s and 164 /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: 322679 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236819 Total APNIC prefixes after maximum aggregation: 68316 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231751 Unique aggregates announced from the APNIC address blocks: 97707 APNIC Region origin ASes present in the Internet Routing Table: 13252 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 3825 APNIC Region transit ASes present in the Internet Routing Table: 1785 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: 8561 Number of APNIC addresses announced to Internet: 773176064 Equivalent to 46 /8s, 21 /16s and 187 /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: 269299 Total ARIN prefixes after maximum aggregation: 121718 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271558 Unique aggregates announced from the ARIN address blocks: 130405 ARIN Region origin ASes present in the Internet Routing Table: 19084 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 6994 ARIN Region transit ASes present in the Internet Routing Table: 1979 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: 4741 Number of ARIN addresses announced to Internet: 1286097920 Equivalent to 76 /8s, 168 /16s and 76 /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: 267958 Total RIPE prefixes after maximum aggregation: 122719 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264329 Unique aggregates announced from the RIPE address blocks: 156247 RIPE Region origin ASes present in the Internet Routing Table: 28246 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 4000 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: 11022 Number of RIPE addresses announced to Internet: 718531072 Equivalent to 42 /8s, 211 /16s and 234 /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: 127983 Total LACNIC prefixes after maximum aggregation: 28277 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127066 Unique aggregates announced from the LACNIC address blocks: 49008 LACNIC Region origin ASes present in the Internet Routing Table: 10975 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2268 LACNIC Region transit ASes present in the Internet Routing Table: 2307 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: 8764 Number of LACNIC addresses announced to Internet: 176280832 Equivalent to 10 /8s, 129 /16s and 213 /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: 31887 Total AfriNIC prefixes after maximum aggregation: 5803 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 39758 Unique aggregates announced from the AfriNIC address blocks: 12013 AfriNIC Region origin ASes present in the Internet Routing Table: 1731 AfriNIC Prefixes per ASN: 22.97 AfriNIC Region origin ASes announcing only one prefix: 568 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073 Number of AfriNIC addresses announced to Internet: 108378112 Equivalent to 6 /8s, 117 /16s and 184 /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 9442 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5847 786 704 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 2759 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 7953 10736 2838 AMAZON-02, US 11492 4535 300 599 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 3335 1688 2438 AKAMAI-AS, US 749 3039 50571 2306 DNIC-AS-00749, US 396982 2601 3583 349 GOOGLE-CLOUD-PLATFORM, US 7018 2596 24127 1578 ATT-INTERNET4, US 30036 2556 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 6082 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4043 3399 173 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 910 ROSTELECOM-AS, RU 9009 2685 256 1381 M247, RO 47331 2561 385 1930 TTNET, TR 6849 2272 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 11111 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 1350 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 1502 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 886 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 517 53 42 WANANCHI-, KE 36914 503 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 11111 3348 586 Uninet S.A. de C.V., MX 9808 9442 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7953 10736 2838 AMAZON-02, US 12479 6992 1706 146 UNI2-AS, ES 9121 6082 1692 17 TTNET, TR 7545 5847 786 704 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4535 300 599 CABLEONE, US 20940 4043 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 9442 9394 CHINAMOBILE-CN China Mobile Communications Grou 12479 6992 6846 UNI2-AS, ES 9121 6082 6065 TTNET, TR 7545 5847 5143 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7953 5115 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4535 3936 CABLEONE, US 20940 4043 3870 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3892 3855 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 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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 /14:1211 /15:2101 /16:13553 /17:8344 /18:14052 /19:25221 /20:43878 /21:52976 /22:110931 /23:101526 /24:560192 /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 5261 6082 TTNET, TR 8151 5118 11111 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3450 4535 CABLEONE, US 8551 3364 3892 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 2213 2556 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 2:1225 3:168 4:7 5:4416 6:113 7:5 8:1557 9:1 11:172 12:1587 13:393 14:2335 15:290 16:79 17:365 18:400 20:249 21:4 22:188 23:6072 24:2567 25:4 27:2670 29:19 31:2544 32:109 34:8 35:106 36:1902 37:4617 38:4236 39:840 40:154 41:4477 42:1055 43:2350 44:305 45:17563 46:4208 47:379 49:1742 50:1844 51:384 52:1563 54:397 55:866 56:8 57:89 58:1740 59:1112 60:989 61:2510 62:2717 63:1939 64:5697 65:2339 66:5018 67:3078 68:1377 69:4181 70:1253 71:669 72:3061 74:2621 75:1465 76:599 77:2492 78:3946 79:3182 80:2104 81:1885 82:1494 83:1250 84:1517 85:3760 86:756 87:2052 88:2882 89:3654 90:595 91:7755 92:2016 93:2609 94:3606 95:4874 96:1333 97:347 98:1165 99:744 100:75 101:1301 102:2908 103:31083 104:4534 105:900 106:828 107:2522 108:921 109:4414 110:2078 111:3293 112:2044 113:1518 114:1622 115:2089 116:1886 117:2563 118:2294 119:1953 120:1738 121:1066 122:2611 123:2178 124:1557 125:2314 128:1347 129:1069 130:1005 131:2162 132:844 133:406 134:1911 135:358 136:864 137:942 138:2853 139:1546 140:1183 141:1478 142:1427 143:1556 144:1210 145:350 146:1896 147:1567 148:2292 149:1895 150:885 151:1145 152:1958 153:564 154:3977 155:1420 156:1684 157:1306 158:1005 159:2265 160:2632 161:1416 162:3559 163:1541 164:1615 165:1718 166:836 167:1766 168:4144 169:948 170:4997 171:882 172:3526 173:3003 174:1027 175:1183 176:3761 177:5950 178:3599 179:2625 180:2417 181:3460 182:3243 183:1913 184:2340 185:20186 186:5126 187:4537 188:4231 189:3927 190:9222 191:1810 192:10995 193:8847 194:7299 195:5203 196:3174 197:2802 198:5966 199:6127 200:8029 201:6125 202:10498 203:10176 204:4608 205:3506 206:3909 207:3431 208:4101 209:4857 210:4262 211:2401 212:4143 213:3578 214:1094 215:55 216:6660 217:2745 218:1272 219:406 220:1764 221:972 222:665 223:2076 End of report