IPv4 R&E Routing Table Report 18:35 GMT Mon 13 Mar, 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: 929202 Prefixes after maximum aggregation (per Origin AS): 346651 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 445998 Number of IPv4 prefixes with a valid ROA: 387559 Number of IPv4 prefixes with an invalid ROA: 1407 Number of IPv4 prefixes with no ROA: 540236 Total ASes present in the Internet Routing Table: 74261 Prefixes per ASN: 12.51 Origin-only ASes present in the Internet Routing Table: 63631 Origin ASes announcing only one prefix: 25678 Transit ASes present in the Internet Routing Table: 10630 Transit-only ASes present in the Internet Routing Table: 463 Paths with bogon ASNs present in the IPv4 Routing Table: 149 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: 1181 Number of instances of unregistered ASNs: 1202 Number of 32-bit ASNs allocated by the RIRs: 41429 Number of 32-bit ASNs visible in the Routing Table: 34329 Prefixes from 32-bit ASNs in the Routing Table: 174811 Number of bogon 32-bit ASNs visible in the Routing Table: 102 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 552 Number of addresses announced to Internet: 3063831552 Equivalent to 182 /8s, 158 /16s and 92 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 316180 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237622 Total APNIC prefixes after maximum aggregation: 68334 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232164 Unique aggregates announced from the APNIC address blocks: 97531 APNIC Region origin ASes present in the Internet Routing Table: 13305 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3863 APNIC Region transit ASes present in the Internet Routing Table: 1790 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: 8615 Number of APNIC addresses announced to Internet: 773237760 Equivalent to 46 /8s, 22 /16s and 172 /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: 269714 Total ARIN prefixes after maximum aggregation: 122063 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272074 Unique aggregates announced from the ARIN address blocks: 130317 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 14.26 ARIN Region origin ASes announcing only one prefix: 6983 ARIN Region transit ASes present in the Internet Routing Table: 1969 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4756 Number of ARIN addresses announced to Internet: 1286735872 Equivalent to 76 /8s, 178 /16s and 8 /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: 260791 Total RIPE prefixes after maximum aggregation: 121383 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257074 Unique aggregates announced from the RIPE address blocks: 156708 RIPE Region origin ASes present in the Internet Routing Table: 28288 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 11989 RIPE Region transit ASes present in the Internet Routing Table: 3994 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: 11096 Number of RIPE addresses announced to Internet: 718457088 Equivalent to 42 /8s, 210 /16s and 201 /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: 127973 Total LACNIC prefixes after maximum aggregation: 28197 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127207 Unique aggregates announced from the LACNIC address blocks: 48850 LACNIC Region origin ASes present in the Internet Routing Table: 10984 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2281 LACNIC Region transit ASes present in the Internet Routing Table: 2321 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8784 Number of LACNIC addresses announced to Internet: 176493312 Equivalent to 10 /8s, 133 /16s and 19 /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: 31921 Total AfriNIC prefixes after maximum aggregation: 5856 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 40131 Unique aggregates announced from the AfriNIC address blocks: 12164 AfriNIC Region origin ASes present in the Internet Routing Table: 1734 AfriNIC Prefixes per ASN: 23.14 AfriNIC Region origin ASes announcing only one prefix: 562 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: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1078 Number of AfriNIC addresses announced to Internet: 108512000 Equivalent to 6 /8s, 119 /16s and 195 /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 9450 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5762 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3452 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3410 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2824 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2144 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 8077 10759 2862 AMAZON-02, US 11492 4528 300 621 CABLEONE, US 7155 3967 279 45 VIASAT-SP-BACKBONE, US 22773 3646 3048 296 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3499 1320 64 SHAW, CA 16625 3174 1597 2343 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2622 3586 356 GOOGLE-CLOUD-PLATFORM, US 7018 2569 24120 1575 ATT-INTERNET4, US 30036 2503 361 511 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 7069 1705 149 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4056 3399 170 AKAMAI-ASN1, NL 8551 3890 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2650 252 1389 M247, RO 34984 2264 359 608 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1847 949 547 TCI, IR 13188 1607 100 27 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 11086 3333 592 Uninet S.A. de C.V., MX 10620 3467 504 877 Telmex Colombia S.A., CO 13999 2279 372 607 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1360 2323 251 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 763 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 460 Techtel LMDS Comunicaciones Interactiva 26615 1029 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 1551 393 19 LINKdotNET-AS, EG 24835 1515 509 28 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 53 ORANGE-COTE-IVOIRE, CI 37457 839 325 49 Telkom-Internet, ZA 36935 722 520 42 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 516 53 41 WANANCHI-, KE 36914 502 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 11086 3333 592 Uninet S.A. de C.V., MX 9808 9450 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8077 10759 2862 AMAZON-02, US 12479 7069 1705 149 UNI2-AS, ES 7545 5762 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4528 300 621 CABLEONE, US 20940 4056 3399 170 AKAMAI-ASN1, NL 7155 3967 279 45 VIASAT-SP-BACKBONE, US 8551 3890 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 9450 9402 CHINAMOBILE-CN China Mobile Communications Grou 12479 7069 6920 UNI2-AS, ES 16509 8077 5215 AMAZON-02, US 7545 5762 5070 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3967 3922 VIASAT-SP-BACKBONE, US 11492 4528 3907 CABLEONE, US 20940 4056 3886 AKAMAI-ASN1, NL 8551 3890 3853 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3682 3661 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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 /12:299 /13:577 /14:1209 /15:2101 /16:13555 /17:8320 /18:14000 /19:25225 /20:43851 /21:52254 /22:110222 /23:100687 /24:556732 /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 6127 7069 UNI2-AS, ES 8151 5101 11086 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3436 4528 CABLEONE, US 8551 3362 3890 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3307 3499 SHAW, CA 7155 3042 3967 VIASAT-SP-BACKBONE, US 22773 2695 3646 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2161 2503 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2021 3467 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) ---------------------------------------------- 1:1671 2:1221 3:168 4:7 5:4446 6:118 7:6 8:1558 9:1 11:172 12:1577 13:394 14:2313 15:293 16:109 17:368 18:400 20:253 21:4 22:188 23:6141 24:2562 25:4 27:2578 29:19 31:2534 32:114 34:8 35:106 36:1917 37:4652 38:4422 39:808 40:151 41:4491 42:935 43:2341 44:315 45:17575 46:4263 47:378 49:1742 50:1832 51:379 52:1589 54:388 55:868 56:8 57:97 58:1743 59:1083 60:971 61:2506 62:2709 63:1943 64:5671 65:2333 66:5018 67:3036 68:1380 69:4161 70:1267 71:672 72:3049 74:2619 75:1466 76:603 77:2529 78:1910 79:3168 80:2079 81:1777 82:1509 83:1244 84:1519 85:3031 86:750 87:2051 88:1283 89:3640 90:614 91:7743 92:2015 93:2588 94:3605 95:3978 96:1326 97:331 98:1168 99:748 100:77 101:1301 102:2952 103:31203 104:4627 105:891 106:885 107:2554 108:959 109:4414 110:2055 111:3224 112:2047 113:1524 114:1633 115:2083 116:1909 117:2543 118:2278 119:1980 120:1740 121:1062 122:2612 123:2177 124:1569 125:2382 128:1339 129:1136 130:1019 131:2163 132:839 133:421 134:1906 135:341 136:865 137:947 138:2847 139:1522 140:1197 141:1470 142:1433 143:1560 144:1209 145:357 146:1934 147:1576 148:2321 149:1948 150:887 151:1146 152:1967 153:571 154:4330 155:1426 156:1700 157:1293 158:1046 159:2269 160:2632 161:1454 162:3573 163:1556 164:1627 165:1731 166:859 167:1738 168:4117 169:959 170:4965 171:883 172:3520 173:2947 174:1015 175:1184 176:3789 177:6013 178:3653 179:2613 180:2377 181:3481 182:3310 183:1909 184:2351 185:20309 186:5120 187:4510 188:4239 189:3951 190:9246 191:1984 192:10994 193:8851 194:7296 195:5198 196:3254 197:2752 198:5970 199:6126 200:8064 201:6110 202:10518 203:10339 204:4607 205:3542 206:3930 207:3456 208:4101 209:4887 210:4244 211:2401 212:4143 213:3561 214:1094 215:57 216:6649 217:2763 218:1283 219:413 220:1756 221:975 222:673 223:2124 End of report