IPv4 R&E Routing Table Report 18:35 GMT Thu 24 Nov, 2022 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: 933086 Prefixes after maximum aggregation (per Origin AS): 345658 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442460 Number of IPv4 prefixes with a valid ROA: 381505 Number of IPv4 prefixes with an invalid ROA: 2729 Number of IPv4 prefixes with no ROA: 548852 Total ASes present in the Internet Routing Table: 73823 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 63298 Origin ASes announcing only one prefix: 25476 Transit ASes present in the Internet Routing Table: 10525 Transit-only ASes present in the Internet Routing Table: 430 Paths with bogon ASNs present in the IPv4 Routing Table: 236 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1054 Number of instances of unregistered ASNs: 1069 Number of 32-bit ASNs allocated by the RIRs: 40709 Number of 32-bit ASNs visible in the Routing Table: 33753 Prefixes from 32-bit ASNs in the Routing Table: 171541 Number of bogon 32-bit ASNs visible in the Routing Table: 93 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 526 Number of addresses announced to Internet: 3062985472 Equivalent to 182 /8s, 145 /16s and 115 /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: 321986 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236262 Total APNIC prefixes after maximum aggregation: 67747 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 231199 Unique aggregates announced from the APNIC address blocks: 97281 APNIC Region origin ASes present in the Internet Routing Table: 13088 APNIC Prefixes per ASN: 17.66 APNIC Region origin ASes announcing only one prefix: 3794 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8368 Number of APNIC addresses announced to Internet: 773270016 Equivalent to 46 /8s, 23 /16s and 42 /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: 269345 Total ARIN prefixes after maximum aggregation: 121941 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271034 Unique aggregates announced from the ARIN address blocks: 129449 ARIN Region origin ASes present in the Internet Routing Table: 19095 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 6990 ARIN Region transit ASes present in the Internet Routing Table: 1955 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4686 Number of ARIN addresses announced to Internet: 1288882688 Equivalent to 76 /8s, 210 /16s and 202 /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: 265759 Total RIPE prefixes after maximum aggregation: 121145 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262245 Unique aggregates announced from the RIPE address blocks: 154430 RIPE Region origin ASes present in the Internet Routing Table: 28062 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11877 RIPE Region transit ASes present in the Internet Routing Table: 3982 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10876 Number of RIPE addresses announced to Internet: 716160256 Equivalent to 42 /8s, 175 /16s and 189 /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: 127828 Total LACNIC prefixes after maximum aggregation: 28286 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127093 Unique aggregates announced from the LACNIC address blocks: 48888 LACNIC Region origin ASes present in the Internet Routing Table: 11015 LACNIC Prefixes per ASN: 11.54 LACNIC Region origin ASes announcing only one prefix: 2252 LACNIC Region transit ASes present in the Internet Routing Table: 2287 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8772 Number of LACNIC addresses announced to Internet: 175854848 Equivalent to 10 /8s, 123 /16s and 85 /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: 32838 Total AfriNIC prefixes after maximum aggregation: 5745 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40989 Unique aggregates announced from the AfriNIC address blocks: 11973 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.76 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: 5.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1051 Number of AfriNIC addresses announced to Internet: 108525312 Equivalent to 6 /8s, 119 /16s and 247 /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 9130 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5950 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3623 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3527 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3375 1874 89 VNPT-AS-VN VNPT Corp, VN 9498 2548 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2301 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11250 592 KIXS-AS-KR Korea Telecom, KR 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2161 440 215 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 7655 10621 2902 AMAZON-02, US 11492 4579 303 539 CABLEONE, US 7155 3966 265 32 VIASAT-SP-BACKBONE, US 22773 3735 3062 331 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3599 1884 2575 AKAMAI-AS, US 6327 3524 1320 63 SHAW, CA 749 3065 50661 2332 DNIC-AS-00749, US 7018 2594 24060 1558 ATT-INTERNET4, US 30036 2589 369 312 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2564 3482 359 GOOGLE-CLOUD-PLATFORM, 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 6950 1730 144 UNI2-AS, ES 9121 6495 1692 17 TTNET, TR 20940 4121 3400 181 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2290 911 ROSTELECOM-AS, RU 9009 2660 254 1365 M247, RO 47331 2423 362 1831 TTNET, TR 34984 2245 357 610 TELLCOM-AS, TR 6849 2203 339 20 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 10878 3347 598 Uninet S.A. de C.V., MX 10620 3455 506 852 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2125 348 550 Mega Cable, S.A. de C.V., MX 28573 1332 2327 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1287 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1127 182 480 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 988 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 37457 1888 326 57 Telkom-Internet, ZA 24835 1545 537 31 RAYA-AS, EG 24863 1539 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 67 40 ORANGE-COTE-IVOIRE, CI 36935 879 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 500 51 35 WANANCHI-, KE 36914 483 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 10878 3347 598 Uninet S.A. de C.V., MX 9808 9130 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7655 10621 2902 AMAZON-02, US 12479 6950 1730 144 UNI2-AS, ES 9121 6495 1692 17 TTNET, TR 7545 5950 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 539 CABLEONE, US 20940 4121 3400 181 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3981 374 38 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 9130 9083 CHINAMOBILE-CN China Mobile Communications Grou 12479 6950 6806 UNI2-AS, ES 9121 6495 6478 TTNET, TR 7545 5950 5255 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7655 4753 AMAZON-02, US 11492 4579 4040 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3981 3943 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4121 3940 AKAMAI-ASN1, NL 7155 3966 3934 VIASAT-SP-BACKBONE, US 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.184.0/24 Origin: 174 COGENT-174, US 23.131.184.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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: 46450 PILOT, US 23.131.188.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /11:100 /12:296 /13:586 /14:1203 /15:2103 /16:13598 /17:8384 /18:14084 /19:25171 /20:44038 /21:53089 /22:111181 /23:101193 /24:557993 /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 5982 6950 UNI2-AS, ES 9121 5666 6495 TTNET, TR 8151 4825 10878 Uninet S.A. de C.V., MX 11492 3485 4579 CABLEONE, US 8551 3445 3981 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3524 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 3055 3966 VIASAT-SP-BACKBONE, US 22773 2755 3735 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2247 2589 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1861 2:1040 3:166 4:7 5:4244 6:117 7:5 8:1586 9:1 11:173 12:1617 13:381 14:2361 15:286 16:73 17:366 18:383 20:243 21:4 22:188 23:6038 24:2510 25:6 27:2785 29:19 31:2506 32:103 34:8 35:94 36:1830 37:4569 38:3878 39:773 40:154 41:4450 42:1184 43:2314 44:304 45:17620 46:4180 47:379 49:1723 50:1945 51:245 52:1507 54:398 55:845 56:8 57:87 58:1796 59:1109 60:1008 61:2467 62:2655 63:1963 64:5681 65:2351 66:4935 67:3044 68:1410 69:4210 70:1293 71:686 72:3065 74:2669 75:1480 76:598 77:2362 78:4026 79:3155 80:2070 81:1856 82:1504 83:1231 84:1511 85:3790 86:734 87:2025 88:2850 89:3489 90:575 91:7668 92:1999 93:2581 94:3595 95:4856 96:1338 97:350 98:1179 99:740 100:69 101:1269 102:2811 103:30669 104:4574 105:1988 106:826 107:2532 108:930 109:4263 110:2008 111:3272 112:2041 113:1546 114:1615 115:2168 116:1888 117:2485 118:2338 119:1859 120:1699 121:1069 122:2610 123:2160 124:1530 125:2152 128:1309 129:1038 130:989 131:2223 132:861 133:401 134:1916 135:338 136:881 137:931 138:2839 139:1522 140:1055 141:1489 142:1419 143:1486 144:1210 145:354 146:1902 147:1524 148:2272 149:1852 150:879 151:1146 152:1961 153:539 154:3877 155:1389 156:1647 157:1295 158:1043 159:2239 160:2667 161:1429 162:3549 163:1477 164:1727 165:1699 166:836 167:1737 168:4169 169:940 170:4966 171:864 172:3532 173:3136 174:1031 175:1202 176:3666 177:6000 178:3571 179:2621 180:2361 181:3414 182:3203 183:1902 184:2350 185:20110 186:5079 187:4542 188:4122 189:3843 190:9193 191:1803 192:11032 193:8778 194:7255 195:5155 196:3243 197:2789 198:6022 199:6135 200:8036 201:6058 202:10421 203:10275 204:4607 205:3491 206:3870 207:3405 208:4134 209:4845 210:4230 211:2356 212:4067 213:3559 214:1103 215:57 216:6592 217:2715 218:1267 219:414 220:2047 221:954 222:663 223:2012 End of report