IPv4 R&E Routing Table Report 21:35 GMT Mon 28 Nov, 2022 IPv4 BGP Table (Global) as seen at USP. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/USP/ Analysis Summary ---------------- BGP routing table entries examined: 915044 Prefixes after maximum aggregation (per Origin AS): 345617 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 443004 Number of IPv4 prefixes with a valid ROA: 372818 Number of IPv4 prefixes with an invalid ROA: 2932 Number of IPv4 prefixes with no ROA: 539294 Total ASes present in the Internet Routing Table: 73884 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63545 Origin ASes announcing only one prefix: 25986 Transit ASes present in the Internet Routing Table: 10339 Transit-only ASes present in the Internet Routing Table: 408 Paths with bogon ASNs present in the IPv4 Routing Table: 684 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1303 Number of instances of unregistered ASNs: 1307 Number of 32-bit ASNs allocated by the RIRs: 40732 Number of 32-bit ASNs visible in the Routing Table: 33743 Prefixes from 32-bit ASNs in the Routing Table: 164712 Number of bogon 32-bit ASNs visible in the Routing Table: 44 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 519 Number of addresses announced to Internet: 3062504192 Equivalent to 182 /8s, 138 /16s and 27 /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: 310763 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237383 Total APNIC prefixes after maximum aggregation: 67796 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 232580 Unique aggregates announced from the APNIC address blocks: 97287 APNIC Region origin ASes present in the Internet Routing Table: 13111 APNIC Prefixes per ASN: 17.74 APNIC Region origin ASes announcing only one prefix: 3805 APNIC Region transit ASes present in the Internet Routing Table: 1776 Average APNIC Region AS path length visible: 5.2 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8374 Number of APNIC addresses announced to Internet: 773229568 Equivalent to 46 /8s, 22 /16s and 140 /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: 267273 Total ARIN prefixes after maximum aggregation: 121831 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268846 Unique aggregates announced from the ARIN address blocks: 129451 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6984 ARIN Region transit ASes present in the Internet Routing Table: 1921 Average ARIN Region AS path length visible: 5.1 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4684 Number of ARIN addresses announced to Internet: 1288739584 Equivalent to 76 /8s, 208 /16s and 155 /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: 262664 Total RIPE prefixes after maximum aggregation: 121225 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 259367 Unique aggregates announced from the RIPE address blocks: 154872 RIPE Region origin ASes present in the Internet Routing Table: 28130 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 11960 RIPE Region transit ASes present in the Internet Routing Table: 3890 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10883 Number of RIPE addresses announced to Internet: 716177408 Equivalent to 42 /8s, 176 /16s and 0 /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: 117594 Total LACNIC prefixes after maximum aggregation: 28260 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116961 Unique aggregates announced from the LACNIC address blocks: 48946 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 10.63 LACNIC Region origin ASes announcing only one prefix: 2648 LACNIC Region transit ASes present in the Internet Routing Table: 2249 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8766 Number of LACNIC addresses announced to Internet: 175936768 Equivalent to 10 /8s, 124 /16s and 149 /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: 28827 Total AfriNIC prefixes after maximum aggregation: 5646 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 36770 Unique aggregates announced from the AfriNIC address blocks: 12016 AfriNIC Region origin ASes present in the Internet Routing Table: 1705 AfriNIC Prefixes per ASN: 21.57 AfriNIC Region origin ASes announcing only one prefix: 589 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1036 Number of AfriNIC addresses announced to Internet: 108096768 Equivalent to 6 /8s, 113 /16s and 109 /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 5952 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3624 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3524 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3362 1867 82 VNPT-AS-VN VNPT Corp, VN 9498 2552 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2447 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2302 849 416 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2293 11251 597 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7657 10622 2894 AMAZON-02, US 11492 4579 303 539 CABLEONE, US 7155 3966 265 32 VIASAT-SP-BACKBONE, US 22773 3714 3060 318 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3572 1864 2559 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3065 50661 2332 DNIC-AS-00749, US 7018 2591 24060 1553 ATT-INTERNET4, US 30036 2585 368 329 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2564 3482 359 GOOGLE-CLOUD-PLATFORM, US Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6948 1730 148 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 20940 4108 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3982 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2925 2290 911 ROSTELECOM-AS, RU 9009 2648 252 1359 M247, RO 47331 2447 359 1843 TTNET, TR 34984 2245 357 609 TELLCOM-AS, TR 6849 2194 339 20 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10914 3356 599 Uninet S.A. de C.V., MX 10620 3460 506 847 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2126 348 550 Mega Cable, S.A. de C.V., MX 28573 1335 2330 266 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 6147 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1125 183 469 Techtel LMDS Comunicaciones Interactiva 26615 988 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1544 537 31 RAYA-AS, EG 24863 1534 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 613 1863 34 IAM-AS, MA 15399 530 54 45 WANANCHI-, KE 37342 441 32 1 MOVITEL, MZ 23889 400 231 14 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10914 3356 599 Uninet S.A. de C.V., MX 9808 9134 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7657 10622 2894 AMAZON-02, US 12479 6948 1730 148 UNI2-AS, ES 9121 6416 1692 17 TTNET, TR 7545 5952 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 539 CABLEONE, US 20940 4108 3400 179 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3982 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/USP/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 6948 6800 UNI2-AS, ES 9121 6416 6399 TTNET, TR 7545 5952 5257 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7657 4763 AMAZON-02, US 11492 4579 4040 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3982 3944 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3966 3934 VIASAT-SP-BACKBONE, US 20940 4108 3929 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/USP/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 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/17 264275 ROLIM NET TECNOLOGIA LTDA, BR 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/USP/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: 6461 ZAYO-6461, US 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 2914 NTT-LTD-2914, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6461 ZAYO-6461, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6461 ZAYO-6461, US 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 2914 NTT-LTD-2914, US Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:39 /11:100 /12:299 /13:587 /14:1195 /15:2076 /16:13523 /17:8330 /18:13878 /19:25052 /20:43778 /21:52293 /22:110052 /23:97860 /24:545952 /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 5980 6948 UNI2-AS, ES 9121 5558 6416 TTNET, TR 8151 4842 10914 Uninet S.A. de C.V., MX 11492 3485 4579 CABLEONE, US 8551 3446 3982 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 3055 3966 VIASAT-SP-BACKBONE, US 22773 2742 3714 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2243 2585 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1853 2:1032 3:166 4:5 5:4058 6:118 7:5 8:1558 9:1 11:173 12:1615 13:380 14:2363 15:285 16:73 17:370 18:384 20:239 21:4 22:188 23:6026 24:2476 25:6 27:2782 29:19 31:2481 32:99 34:8 35:94 36:1805 37:4493 38:3870 39:771 40:144 41:3965 42:1192 43:2292 44:305 45:16415 46:4157 47:378 49:1709 50:1934 51:244 52:1506 54:398 55:844 56:8 57:82 58:1802 59:1165 60:1009 61:2417 62:2586 63:1949 64:5659 65:2335 66:4857 67:3018 68:1380 69:4172 70:1293 71:693 72:2998 74:2646 75:1472 76:600 77:2263 78:3943 79:3163 80:2044 81:1823 82:1504 83:1229 84:1498 85:3739 86:746 87:1929 88:2827 89:3482 90:574 91:7609 92:1998 93:2566 94:3542 95:4839 96:1338 97:348 98:1174 99:740 100:69 101:1051 102:2479 103:30583 104:4546 105:482 106:827 107:2535 108:918 109:4318 110:2011 111:3266 112:2041 113:1526 114:1604 115:2123 116:1854 117:2475 118:2336 119:1882 120:1692 121:1080 122:2592 123:2157 124:1522 125:2183 128:1251 129:974 130:970 131:2025 132:841 133:401 134:1920 135:294 136:882 137:1006 138:2570 139:1532 140:1045 141:1480 142:1418 143:1415 144:1203 145:354 146:1906 147:1518 148:2264 149:1816 150:870 151:1145 152:1960 153:535 154:3784 155:1405 156:1633 157:1284 158:1041 159:2242 160:2568 161:1429 162:3528 163:1462 164:1681 165:1661 166:846 167:1745 168:3857 169:920 170:4553 171:863 172:3525 173:3109 174:1034 175:1175 176:3625 177:4813 178:3549 179:2150 180:2408 181:3362 182:3216 183:1938 184:2354 185:19951 186:4617 187:3989 188:4047 189:3460 190:9060 191:1455 192:11021 193:8791 194:7215 195:5102 196:2969 197:2421 198:6000 199:6108 200:7734 201:5837 202:10471 203:10284 204:4606 205:3489 206:3834 207:3400 208:4117 209:4812 210:4357 211:2426 212:4059 213:3548 214:1100 215:55 216:6601 217:2634 218:1306 219:473 220:2048 221:955 222:742 223:2009 End of report