IPv4 R&E Routing Table Report 18:35 GMT Thu 02 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: 933797 Prefixes after maximum aggregation (per Origin AS): 347541 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445148 Number of IPv4 prefixes with a valid ROA: 389616 Number of IPv4 prefixes with an invalid ROA: 1207 Number of IPv4 prefixes with no ROA: 542974 Total ASes present in the Internet Routing Table: 74115 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63824 Origin ASes announcing only one prefix: 25669 Transit ASes present in the Internet Routing Table: 10291 Transit-only ASes present in the Internet Routing Table: 434 Paths with bogon ASNs present in the IPv4 Routing Table: 127 Average AS path length visible in the Internet Routing Table: 7.5 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 975 Number of instances of unregistered ASNs: 987 Number of 32-bit ASNs allocated by the RIRs: 41170 Number of 32-bit ASNs visible in the Routing Table: 34128 Prefixes from 32-bit ASNs in the Routing Table: 173694 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3062935040 Equivalent to 182 /8s, 144 /16s and 174 /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: 322173 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236361 Total APNIC prefixes after maximum aggregation: 68196 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231422 Unique aggregates announced from the APNIC address blocks: 97563 APNIC Region origin ASes present in the Internet Routing Table: 13221 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 3831 APNIC Region transit ASes present in the Internet Routing Table: 1768 Average APNIC Region AS path length visible: 7.7 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8519 Number of APNIC addresses announced to Internet: 773113088 Equivalent to 46 /8s, 20 /16s and 197 /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: 268837 Total ARIN prefixes after maximum aggregation: 121603 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270948 Unique aggregates announced from the ARIN address blocks: 129984 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.20 ARIN Region origin ASes announcing only one prefix: 6996 ARIN Region transit ASes present in the Internet Routing Table: 1906 Average ARIN Region AS path length visible: 7.3 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4740 Number of ARIN addresses announced to Internet: 1286255104 Equivalent to 76 /8s, 170 /16s and 178 /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: 268022 Total RIPE prefixes after maximum aggregation: 122780 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264262 Unique aggregates announced from the RIPE address blocks: 156025 RIPE Region origin ASes present in the Internet Routing Table: 28248 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 12007 RIPE Region transit ASes present in the Internet Routing Table: 3842 Average RIPE Region AS path length visible: 7.3 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11011 Number of RIPE addresses announced to Internet: 718636288 Equivalent to 42 /8s, 213 /16s and 133 /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: 128078 Total LACNIC prefixes after maximum aggregation: 28405 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 127122 Unique aggregates announced from the LACNIC address blocks: 49131 LACNIC Region origin ASes present in the Internet Routing Table: 11004 LACNIC Prefixes per ASN: 11.55 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2281 Average LACNIC Region AS path length visible: 8.1 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: 176146688 Equivalent to 10 /8s, 127 /16s and 201 /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: 31524 Total AfriNIC prefixes after maximum aggregation: 5808 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 39512 Unique aggregates announced from the AfriNIC address blocks: 12011 AfriNIC Region origin ASes present in the Internet Routing Table: 1734 AfriNIC Prefixes per ASN: 22.79 AfriNIC Region origin ASes announcing only one prefix: 563 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 7.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1076 Number of AfriNIC addresses announced to Internet: 108461568 Equivalent to 6 /8s, 118 /16s and 254 /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 9440 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5878 786 704 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3638 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3459 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3391 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2726 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 847 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2164 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2141 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 7864 10717 2898 AMAZON-02, US 11492 4531 300 601 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3662 3049 295 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3501 1320 63 SHAW, CA 16625 3340 1692 2432 AKAMAI-AS, US 749 3021 50575 2288 DNIC-AS-00749, US 396982 2589 3496 365 GOOGLE-CLOUD-PLATFORM, US 7018 2588 24128 1570 ATT-INTERNET4, US 30036 2564 367 362 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 6987 1706 146 UNI2-AS, ES 9121 6155 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4055 3399 173 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2736 397 2061 TTNET, TR 9009 2713 257 1377 M247, RO 34984 2258 358 609 TELLCOM-AS, TR 6849 2253 339 19 UKRTELNET, 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 11094 3342 582 Uninet S.A. de C.V., MX 10620 3479 508 859 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2237 371 603 Mega Cable, S.A. de C.V., MX 28573 1351 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 369 22 Telefonica del Peru S.A.A., PE 11664 1105 181 462 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 1539 533 30 RAYA-AS, EG 24863 1501 393 21 LINKdotNET-AS, EG 36992 1347 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 996 67 53 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 525 54 43 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 11094 3342 582 Uninet S.A. de C.V., MX 9808 9440 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7864 10717 2898 AMAZON-02, US 12479 6987 1706 146 UNI2-AS, ES 9121 6155 1692 17 TTNET, TR 7545 5878 786 704 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4531 300 601 CABLEONE, US 20940 4055 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 9440 9393 CHINAMOBILE-CN China Mobile Communications Grou 12479 6987 6841 UNI2-AS, ES 9121 6155 6138 TTNET, TR 7545 5878 5174 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7864 4966 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4531 3930 CABLEONE, US 20940 4055 3882 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 /11:101 /12:296 /13:579 /14:1208 /15:2101 /16:13553 /17:8351 /18:14066 /19:25207 /20:43853 /21:52926 /22:110884 /23:101506 /24:559099 /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 6051 6987 UNI2-AS, ES 9121 5312 6155 TTNET, TR 8151 5104 11094 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3446 4531 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3309 3501 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2709 3662 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2379 2736 TTNET, TR 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 5:4380 6:113 7:5 8:1555 9:1 11:172 12:1588 13:377 14:2348 15:290 16:79 17:365 18:395 20:247 21:4 22:188 23:6067 24:2555 25:4 27:2721 29:19 31:2529 32:111 34:9 35:106 36:1899 37:4619 38:4137 39:838 40:154 41:4384 42:1048 43:2339 44:305 45:17580 46:4177 47:380 49:1735 50:1847 51:381 52:1551 54:390 55:858 56:8 57:88 58:1740 59:1109 60:995 61:2467 62:2713 63:1938 64:5683 65:2332 66:4993 67:3075 68:1376 69:4175 70:1254 71:667 72:3043 74:2613 75:1465 76:598 77:2503 78:4007 79:3175 80:2092 81:1879 82:1488 83:1252 84:1505 85:3794 86:749 87:2045 88:2922 89:3623 90:597 91:7759 92:2004 93:2608 94:3587 95:4886 96:1325 97:346 98:1164 99:741 100:75 101:1301 102:2898 103:30995 104:4602 105:899 106:831 107:2511 108:926 109:4396 110:2074 111:3290 112:2043 113:1512 114:1620 115:2087 116:1887 117:2564 118:2289 119:1904 120:1740 121:1064 122:2612 123:2179 124:1556 125:2290 128:1331 129:1061 130:997 131:2173 132:854 133:407 134:1911 135:340 136:867 137:940 138:2851 139:1548 140:1181 141:1471 142:1426 143:1566 144:1202 145:352 146:1889 147:1565 148:2299 149:1896 150:882 151:1140 152:1959 153:563 154:3966 155:1403 156:1677 157:1305 158:1011 159:2265 160:2639 161:1471 162:3556 163:1500 164:1641 165:1711 166:836 167:1756 168:4134 169:944 170:4999 171:882 172:3521 173:2987 174:1024 175:1189 176:3726 177:5963 178:3578 179:2589 180:2370 181:3443 182:3239 183:1917 184:2345 185:20160 186:5125 187:4509 188:4199 189:3960 190:9221 191:1814 192:11000 193:8840 194:7288 195:5203 196:3126 197:2808 198:5960 199:6135 200:8015 201:6089 202:10450 203:10186 204:4602 205:3502 206:3894 207:3405 208:4099 209:4830 210:4241 211:2402 212:4151 213:3578 214:1091 215:56 216:6615 217:2738 218:1272 219:406 220:1770 221:971 222:664 223:2057 End of report