IPv4 R&E Routing Table Report 18:35 GMT Wed 15 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: 935160 Prefixes after maximum aggregation (per Origin AS): 348182 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445796 Number of IPv4 prefixes with a valid ROA: 391478 Number of IPv4 prefixes with an invalid ROA: 1266 Number of IPv4 prefixes with no ROA: 542416 Total ASes present in the Internet Routing Table: 74107 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63866 Origin ASes announcing only one prefix: 25658 Transit ASes present in the Internet Routing Table: 10241 Transit-only ASes present in the Internet Routing Table: 431 Paths with bogon ASNs present in the IPv4 Routing Table: 130 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1102 Number of instances of unregistered ASNs: 1112 Number of 32-bit ASNs allocated by the RIRs: 41177 Number of 32-bit ASNs visible in the Routing Table: 34162 Prefixes from 32-bit ASNs in the Routing Table: 174039 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 636 Number of addresses announced to Internet: 3063085824 Equivalent to 182 /8s, 146 /16s and 251 /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: 322665 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236744 Total APNIC prefixes after maximum aggregation: 68404 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 231614 Unique aggregates announced from the APNIC address blocks: 97745 APNIC Region origin ASes present in the Internet Routing Table: 13256 APNIC Prefixes per ASN: 17.47 APNIC Region origin ASes announcing only one prefix: 3832 APNIC Region transit ASes present in the Internet Routing Table: 1770 Average APNIC Region AS path length visible: 7.8 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8564 Number of APNIC addresses announced to Internet: 773145344 Equivalent to 46 /8s, 21 /16s and 67 /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: 269427 Total ARIN prefixes after maximum aggregation: 121795 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271643 Unique aggregates announced from the ARIN address blocks: 130204 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.24 ARIN Region origin ASes announcing only one prefix: 7001 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4739 Number of ARIN addresses announced to Internet: 1286122496 Equivalent to 76 /8s, 168 /16s and 172 /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: 268156 Total RIPE prefixes after maximum aggregation: 123062 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264587 Unique aggregates announced from the RIPE address blocks: 156420 RIPE Region origin ASes present in the Internet Routing Table: 28233 RIPE Prefixes per ASN: 9.37 RIPE Region origin ASes announcing only one prefix: 11985 RIPE Region transit ASes present in the Internet Routing Table: 3801 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11014 Number of RIPE addresses announced to Internet: 718568960 Equivalent to 42 /8s, 212 /16s and 126 /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: 127692 Total LACNIC prefixes after maximum aggregation: 28317 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 126758 Unique aggregates announced from the LACNIC address blocks: 48900 LACNIC Region origin ASes present in the Internet Routing Table: 10961 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2276 LACNIC Region transit ASes present in the Internet Routing Table: 2256 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8770 Number of LACNIC addresses announced to Internet: 176400128 Equivalent to 10 /8s, 131 /16s and 167 /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: 32039 Total AfriNIC prefixes after maximum aggregation: 5830 AfriNIC Deaggregation factor: 5.50 Prefixes being announced from the AfriNIC address blocks: 39922 Unique aggregates announced from the AfriNIC address blocks: 12060 AfriNIC Region origin ASes present in the Internet Routing Table: 1737 AfriNIC Prefixes per ASN: 22.98 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 339 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1075 Number of AfriNIC addresses announced to Internet: 108495104 Equivalent to 6 /8s, 119 /16s and 129 /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 9438 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5843 788 708 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 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2780 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2355 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2148 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 7984 10735 2848 AMAZON-02, US 11492 4537 300 594 CABLEONE, US 7155 3951 271 44 VIASAT-SP-BACKBONE, US 22773 3657 3048 287 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3342 1690 2432 AKAMAI-AS, US 749 3037 50571 2304 DNIC-AS-00749, US 7018 2611 24129 1586 ATT-INTERNET4, US 396982 2604 3583 352 GOOGLE-CLOUD-PLATFORM, US 30036 2546 365 392 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 7070 1706 146 UNI2-AS, ES 9121 5876 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4048 3399 169 AKAMAI-ASN1, NL 8551 3890 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 910 ROSTELECOM-AS, RU 47331 2682 412 2023 TTNET, TR 9009 2658 254 1380 M247, RO 6849 2273 339 19 UKRTELNET, UA 34984 2265 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 11124 3348 586 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2263 369 64 Instituto Costarricense de Electricidad 13999 2250 374 605 Mega Cable, S.A. de C.V., MX 28573 1349 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1149 370 22 Telefonica del Peru S.A.A., PE 11664 1094 179 458 Techtel LMDS Comunicaciones Interactiva 26615 1019 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 24835 1542 533 30 RAYA-AS, EG 24863 1506 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 549 1861 34 IAM-AS, MA 15399 514 53 40 WANANCHI-, KE 36914 511 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 11124 3348 586 Uninet S.A. de C.V., MX 9808 9438 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7984 10735 2848 AMAZON-02, US 12479 7070 1706 146 UNI2-AS, ES 9121 5876 1692 17 TTNET, TR 7545 5843 788 708 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4537 300 594 CABLEONE, US 20940 4048 3399 169 AKAMAI-ASN1, NL 7155 3951 271 44 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 9438 9390 CHINAMOBILE-CN China Mobile Communications Grou 12479 7070 6924 UNI2-AS, ES 9121 5876 5859 TTNET, TR 16509 7984 5136 AMAZON-02, US 7545 5843 5135 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4537 3943 CABLEONE, US 7155 3951 3907 VIASAT-SP-BACKBONE, US 20940 4048 3879 AKAMAI-ASN1, NL 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, 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 7029 WINDSTREAM, 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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 /16:13555 /17:8336 /18:14009 /19:25212 /20:43862 /21:52967 /22:110993 /23:101426 /24:560439 /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 6129 7070 UNI2-AS, ES 8151 5130 11124 Uninet S.A. de C.V., MX 9121 5090 5876 TTNET, TR 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3452 4537 CABLEONE, US 8551 3362 3890 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 3027 3951 VIASAT-SP-BACKBONE, US 22773 2707 3657 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2280 2682 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1632 2:1224 3:168 4:7 5:4416 6:114 7:5 8:1556 9:1 11:172 12:1586 13:392 14:2337 15:290 16:103 17:365 18:397 20:252 21:4 22:188 23:6083 24:2569 25:4 27:2599 29:19 31:2532 32:111 34:9 35:106 36:1908 37:4659 38:4254 39:840 40:154 41:4497 42:1057 43:2343 44:308 45:17569 46:4260 47:378 49:1739 50:1841 51:384 52:1575 54:398 55:865 56:8 57:97 58:1741 59:1114 60:986 61:2504 62:2719 63:1937 64:5687 65:2338 66:5012 67:3074 68:1379 69:4181 70:1252 71:669 72:3063 74:2622 75:1466 76:602 77:2506 78:3937 79:3161 80:2097 81:1886 82:1497 83:1249 84:1523 85:3751 86:755 87:2069 88:2860 89:3654 90:606 91:7768 92:2015 93:2613 94:3606 95:4877 96:1335 97:347 98:1165 99:744 100:75 101:1301 102:2937 103:31085 104:4602 105:893 106:829 107:2530 108:926 109:4418 110:2076 111:3289 112:2041 113:1516 114:1624 115:2088 116:1885 117:2552 118:2295 119:1958 120:1740 121:1063 122:2615 123:2179 124:1557 125:2336 128:1351 129:1131 130:1005 131:2169 132:851 133:406 134:1908 135:357 136:864 137:945 138:2852 139:1545 140:1186 141:1478 142:1426 143:1565 144:1213 145:352 146:1902 147:1572 148:2290 149:1918 150:878 151:1136 152:1956 153:564 154:3986 155:1422 156:1686 157:1306 158:1005 159:2261 160:2639 161:1416 162:3559 163:1543 164:1615 165:1705 166:842 167:1742 168:4122 169:948 170:4981 171:883 172:3529 173:2999 174:1028 175:1186 176:3780 177:5899 178:3597 179:2536 180:2383 181:3466 182:3245 183:1909 184:2343 185:20206 186:5113 187:4548 188:4237 189:3940 190:9220 191:1823 192:10979 193:8854 194:7296 195:5203 196:3181 197:2805 198:5967 199:6136 200:8027 201:6135 202:10487 203:10144 204:4612 205:3515 206:3949 207:3439 208:4096 209:4858 210:4265 211:2401 212:4146 213:3585 214:1094 215:55 216:6653 217:2735 218:1272 219:406 220:1762 221:972 222:666 223:2124 End of report