IPv4 R&E Routing Table Report 18:35 GMT Fri 10 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: 929103 Prefixes after maximum aggregation (per Origin AS): 346362 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 445828 Number of IPv4 prefixes with a valid ROA: 387302 Number of IPv4 prefixes with an invalid ROA: 1419 Number of IPv4 prefixes with no ROA: 540382 Total ASes present in the Internet Routing Table: 74213 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63651 Origin ASes announcing only one prefix: 25659 Transit ASes present in the Internet Routing Table: 10562 Transit-only ASes present in the Internet Routing Table: 449 Paths with bogon ASNs present in the IPv4 Routing Table: 144 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1163 Number of instances of unregistered ASNs: 1184 Number of 32-bit ASNs allocated by the RIRs: 41406 Number of 32-bit ASNs visible in the Routing Table: 34305 Prefixes from 32-bit ASNs in the Routing Table: 174586 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: 564 Number of addresses announced to Internet: 3063736320 Equivalent to 182 /8s, 156 /16s and 232 /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: 316004 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237585 Total APNIC prefixes after maximum aggregation: 68264 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232143 Unique aggregates announced from the APNIC address blocks: 97553 APNIC Region origin ASes present in the Internet Routing Table: 13303 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3869 APNIC Region transit ASes present in the Internet Routing Table: 1789 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8616 Number of APNIC addresses announced to Internet: 773219328 Equivalent to 46 /8s, 22 /16s and 100 /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: 269627 Total ARIN prefixes after maximum aggregation: 121914 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271980 Unique aggregates announced from the ARIN address blocks: 130302 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 14.27 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1947 Average ARIN Region AS path length visible: 5.6 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4750 Number of ARIN addresses announced to Internet: 1286763008 Equivalent to 76 /8s, 178 /16s and 114 /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: 260715 Total RIPE prefixes after maximum aggregation: 121348 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257000 Unique aggregates announced from the RIPE address blocks: 156580 RIPE Region origin ASes present in the Internet Routing Table: 28268 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 11978 RIPE Region transit ASes present in the Internet Routing Table: 3948 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11081 Number of RIPE addresses announced to Internet: 718394624 Equivalent to 42 /8s, 209 /16s and 213 /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: 127886 Total LACNIC prefixes after maximum aggregation: 28179 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127108 Unique aggregates announced from the LACNIC address blocks: 48865 LACNIC Region origin ASes present in the Internet Routing Table: 10988 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2277 LACNIC Region transit ASes present in the Internet Routing Table: 2318 Average LACNIC Region AS path length visible: 6.8 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8782 Number of LACNIC addresses announced to Internet: 176466688 Equivalent to 10 /8s, 132 /16s and 171 /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: 32127 Total AfriNIC prefixes after maximum aggregation: 5839 AfriNIC Deaggregation factor: 5.50 Prefixes being announced from the AfriNIC address blocks: 40308 Unique aggregates announced from the AfriNIC address blocks: 12095 AfriNIC Region origin ASes present in the Internet Routing Table: 1733 AfriNIC Prefixes per ASN: 23.26 AfriNIC Region origin ASes announcing only one prefix: 559 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1076 Number of AfriNIC addresses announced to Internet: 108490240 Equivalent to 6 /8s, 119 /16s and 110 /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 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5770 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3677 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 2359 834 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2304 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2146 439 211 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 8045 10754 2877 AMAZON-02, US 11492 4529 300 616 CABLEONE, US 7155 3960 270 44 VIASAT-SP-BACKBONE, US 22773 3648 3048 296 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3201 1607 2365 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2622 3586 356 GOOGLE-CLOUD-PLATFORM, US 7018 2571 24120 1577 ATT-INTERNET4, US 30036 2521 362 445 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 7064 1705 149 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4050 3399 168 AKAMAI-ASN1, NL 8551 3897 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2652 252 1389 M247, RO 34984 2264 359 608 TELLCOM-AS, TR 6849 2168 339 19 UKRTELNET, UA 58224 1846 949 546 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 11134 3329 592 Uninet S.A. de C.V., MX 10620 3466 504 879 Telmex Colombia S.A., CO 13999 2281 372 608 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 1095 180 462 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 1556 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1013 67 53 ORANGE-COTE-IVOIRE, CI 36935 868 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 516 53 41 WANANCHI-, KE 36914 505 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 11134 3329 592 Uninet S.A. de C.V., MX 9808 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8045 10754 2877 AMAZON-02, US 12479 7064 1705 149 UNI2-AS, ES 7545 5770 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4529 300 616 CABLEONE, US 20940 4050 3399 168 AKAMAI-ASN1, NL 7155 3960 270 44 VIASAT-SP-BACKBONE, US 8551 3897 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 9452 9404 CHINAMOBILE-CN China Mobile Communications Grou 12479 7064 6915 UNI2-AS, ES 16509 8045 5168 AMAZON-02, US 7545 5770 5079 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3960 3916 VIASAT-SP-BACKBONE, US 11492 4529 3913 CABLEONE, US 20940 4050 3882 AKAMAI-ASN1, NL 8551 3897 3860 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3677 3656 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, 64512 PRIVATE 8.10.33.0/24 14127 ILAND, 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 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 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 /16:13554 /17:8320 /18:13996 /19:25218 /20:43844 /21:52289 /22:110296 /23:100758 /24:556472 /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 6122 7064 UNI2-AS, ES 8151 5123 11134 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3437 4529 CABLEONE, US 8551 3369 3897 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3037 3960 VIASAT-SP-BACKBONE, US 22773 2697 3648 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2178 2521 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2020 3466 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) ---------------------------------------------- 1:1672 2:1224 3:168 4:7 5:4442 6:118 7:6 8:1559 9:1 11:172 12:1579 13:391 14:2320 15:293 16:111 17:368 18:398 20:253 21:4 22:188 23:6132 24:2554 25:4 27:2581 29:19 31:2535 32:114 34:8 35:106 36:1918 37:4650 38:4434 39:808 40:151 41:4505 42:937 43:2338 44:314 45:17568 46:4226 47:380 49:1741 50:1835 51:379 52:1589 54:389 55:869 56:8 57:98 58:1742 59:1077 60:973 61:2505 62:2723 63:1944 64:5668 65:2338 66:5020 67:3036 68:1382 69:4162 70:1269 71:672 72:3048 74:2615 75:1467 76:601 77:2525 78:1911 79:3168 80:2078 81:1763 82:1510 83:1244 84:1519 85:3042 86:754 87:2046 88:1281 89:3638 90:613 91:7746 92:2020 93:2588 94:3603 95:3980 96:1326 97:331 98:1168 99:747 100:77 101:1295 102:2950 103:31154 104:4615 105:897 106:885 107:2544 108:945 109:4417 110:2061 111:3241 112:2046 113:1524 114:1631 115:2090 116:1912 117:2573 118:2276 119:1976 120:1741 121:1061 122:2613 123:2179 124:1569 125:2382 128:1347 129:1137 130:1019 131:2171 132:840 133:421 134:1907 135:342 136:868 137:947 138:2839 139:1555 140:1195 141:1475 142:1434 143:1546 144:1212 145:357 146:1929 147:1577 148:2312 149:1939 150:889 151:1144 152:1958 153:569 154:4322 155:1430 156:1690 157:1295 158:1047 159:2268 160:2636 161:1451 162:3572 163:1549 164:1628 165:1728 166:851 167:1743 168:4095 169:957 170:4948 171:884 172:3520 173:2960 174:1015 175:1182 176:3786 177:5965 178:3647 179:2588 180:2371 181:3468 182:3312 183:1917 184:2334 185:20283 186:5139 187:4500 188:4237 189:3940 190:9251 191:1981 192:10983 193:8852 194:7296 195:5197 196:3272 197:2754 198:5967 199:6125 200:8065 201:6114 202:10520 203:10329 204:4603 205:3531 206:3930 207:3448 208:4099 209:4880 210:4245 211:2401 212:4139 213:3563 214:1093 215:58 216:6647 217:2756 218:1283 219:413 220:1758 221:974 222:674 223:2123 End of report