IPv4 R&E Routing Table Report 18:35 GMT Fri 09 Dec, 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: 934142 Prefixes after maximum aggregation (per Origin AS): 346466 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 443315 Number of IPv4 prefixes with a valid ROA: 383141 Number of IPv4 prefixes with an invalid ROA: 2724 Number of IPv4 prefixes with no ROA: 548277 Total ASes present in the Internet Routing Table: 73998 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63436 Origin ASes announcing only one prefix: 25578 Transit ASes present in the Internet Routing Table: 10562 Transit-only ASes present in the Internet Routing Table: 432 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1100 Number of instances of unregistered ASNs: 1102 Number of 32-bit ASNs allocated by the RIRs: 40845 Number of 32-bit ASNs visible in the Routing Table: 33862 Prefixes from 32-bit ASNs in the Routing Table: 172393 Number of bogon 32-bit ASNs visible in the Routing Table: 55 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3060698368 Equivalent to 182 /8s, 110 /16s and 141 /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: 322505 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236451 Total APNIC prefixes after maximum aggregation: 67928 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 231319 Unique aggregates announced from the APNIC address blocks: 97362 APNIC Region origin ASes present in the Internet Routing Table: 13115 APNIC Prefixes per ASN: 17.64 APNIC Region origin ASes announcing only one prefix: 3817 APNIC Region transit ASes present in the Internet Routing Table: 1765 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: 8400 Number of APNIC addresses announced to Internet: 773244928 Equivalent to 46 /8s, 22 /16s and 200 /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: 269347 Total ARIN prefixes after maximum aggregation: 121820 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271112 Unique aggregates announced from the ARIN address blocks: 129499 ARIN Region origin ASes present in the Internet Routing Table: 19081 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6983 ARIN Region transit ASes present in the Internet Routing Table: 1964 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4699 Number of ARIN addresses announced to Internet: 1286189824 Equivalent to 76 /8s, 169 /16s and 179 /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: 266377 Total RIPE prefixes after maximum aggregation: 121820 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262991 Unique aggregates announced from the RIPE address blocks: 155312 RIPE Region origin ASes present in the Internet Routing Table: 28216 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11980 RIPE Region transit ASes present in the Internet Routing Table: 4004 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10935 Number of RIPE addresses announced to Internet: 716370176 Equivalent to 42 /8s, 178 /16s and 241 /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: 128139 Total LACNIC prefixes after maximum aggregation: 28310 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127365 Unique aggregates announced from the LACNIC address blocks: 48717 LACNIC Region origin ASes present in the Internet Routing Table: 11010 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2240 LACNIC Region transit ASes present in the Internet Routing Table: 2293 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8771 Number of LACNIC addresses announced to Internet: 176076032 Equivalent to 10 /8s, 126 /16s and 181 /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: 32728 Total AfriNIC prefixes after maximum aggregation: 5764 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40832 Unique aggregates announced from the AfriNIC address blocks: 11993 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 23.68 AfriNIC Region origin ASes announcing only one prefix: 558 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1057 Number of AfriNIC addresses announced to Internet: 108521984 Equivalent to 6 /8s, 119 /16s and 234 /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 9134 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5945 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3379 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2574 499 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2313 849 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 589 KIXS-AS-KR Korea Telecom, KR 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2164 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 7702 10629 2898 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3694 3059 314 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3528 1320 63 SHAW, CA 16625 3484 1823 2519 AKAMAI-AS, US 749 3030 50577 2297 DNIC-AS-00749, US 7018 2595 24126 1562 ATT-INTERNET4, US 30036 2579 369 336 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2567 3482 362 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 6964 1730 151 UNI2-AS, ES 9121 6361 1692 17 TTNET, TR 20940 4072 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3700 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 906 ROSTELECOM-AS, RU 9009 2656 253 1364 M247, RO 47331 2596 387 1958 TTNET, TR 34984 2253 358 612 TELLCOM-AS, TR 6849 2211 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 10851 3337 596 Uninet S.A. de C.V., MX 10620 3463 507 853 Telmex Colombia S.A., CO 11830 2255 369 64 Instituto Costarricense de Electricidad 13999 2146 352 582 Mega Cable, S.A. de C.V., MX 28573 1333 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1154 370 22 Telefonica del Peru S.A.A., PE 11664 1136 184 473 Techtel LMDS Comunicaciones Interactiva 26615 989 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 1893 326 57 Telkom-Internet, ZA 24835 1548 537 31 RAYA-AS, EG 24863 1537 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1014 67 40 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 506 52 36 WANANCHI-, KE 36914 486 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 10851 3337 596 Uninet S.A. de C.V., MX 9808 9134 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7702 10629 2898 AMAZON-02, US 12479 6964 1730 151 UNI2-AS, ES 9121 6361 1692 17 TTNET, TR 7545 5945 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 20940 4072 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 7155 3893 265 32 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 9134 9087 CHINAMOBILE-CN China Mobile Communications Grou 12479 6964 6813 UNI2-AS, ES 9121 6361 6344 TTNET, TR 7545 5945 5251 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7702 4804 AMAZON-02, US 11492 4548 3981 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4072 3893 AKAMAI-ASN1, NL 7155 3893 3861 VIASAT-SP-BACKBONE, US 8551 3700 3662 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 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 23.131.185.0/24 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 23.131.189.0/24 Origin: 150303 SOLORDP-AS-AP SoloRDP, IN 23.131.189.0/24 Transit: 140947 SNTHOSTINGS-AS-AP SnTHostings, IN 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 /12:295 /13:583 /14:1205 /15:2107 /16:13591 /17:8382 /18:14086 /19:25203 /20:43966 /21:53046 /22:111090 /23:101324 /24:559097 /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 5999 6964 UNI2-AS, ES 9121 5524 6361 TTNET, TR 8151 4841 10851 Uninet S.A. de C.V., MX 11492 3455 4548 CABLEONE, US 6327 3336 3528 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 8551 3166 3700 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2725 3694 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2237 2579 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1722 2:1037 3:168 4:7 5:4287 6:109 7:5 8:1581 9:1 11:173 12:1614 13:369 14:2371 15:287 16:75 17:371 18:394 20:246 21:4 22:188 23:6012 24:2507 25:4 27:2783 29:19 31:2515 32:108 34:8 35:95 36:1841 37:4629 38:3933 39:819 40:154 41:4416 42:1124 43:2323 44:309 45:17621 46:4215 47:378 49:1719 50:1949 51:247 52:1523 54:394 55:839 56:8 57:87 58:1788 59:1109 60:1006 61:2467 62:2695 63:1966 64:5657 65:2343 66:4943 67:3066 68:1402 69:4169 70:1281 71:673 72:3061 74:2637 75:1474 76:597 77:2373 78:4039 79:2942 80:2073 81:1849 82:1495 83:1239 84:1495 85:3782 86:749 87:2024 88:2848 89:3558 90:583 91:7734 92:1995 93:2588 94:3594 95:4849 96:1317 97:345 98:1178 99:740 100:69 101:1294 102:2861 103:30726 104:4603 105:1992 106:824 107:2550 108:927 109:4356 110:2037 111:3261 112:2033 113:1548 114:1607 115:2133 116:1884 117:2473 118:2324 119:1912 120:1698 121:1064 122:2604 123:2168 124:1528 125:2175 128:1317 129:1056 130:992 131:2200 132:859 133:400 134:1905 135:337 136:881 137:936 138:2876 139:1501 140:1035 141:1480 142:1415 143:1542 144:1204 145:352 146:1901 147:1523 148:2288 149:1884 150:878 151:1150 152:1971 153:541 154:3911 155:1415 156:1647 157:1291 158:1043 159:2244 160:2677 161:1434 162:3566 163:1495 164:1732 165:1684 166:841 167:1756 168:4169 169:949 170:5004 171:871 172:3539 173:3113 174:1036 175:1179 176:3685 177:6101 178:3569 179:2597 180:2372 181:3446 182:3227 183:1916 184:2364 185:20157 186:5078 187:4535 188:4182 189:3838 190:9172 191:1850 192:11040 193:8842 194:7288 195:5191 196:3230 197:2727 198:6022 199:6142 200:8123 201:6115 202:10470 203:10245 204:4613 205:3521 206:3848 207:3404 208:4147 209:4858 210:4239 211:2408 212:4105 213:3572 214:1111 215:55 216:6648 217:2739 218:1267 219:416 220:2031 221:955 222:665 223:1989 End of report