IPv4 R&E Routing Table Report 21:35 GMT Sat 26 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: 914957 Prefixes after maximum aggregation (per Origin AS): 345712 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442900 Number of IPv4 prefixes with a valid ROA: 372819 Number of IPv4 prefixes with an invalid ROA: 2924 Number of IPv4 prefixes with no ROA: 539214 Total ASes present in the Internet Routing Table: 73910 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63547 Origin ASes announcing only one prefix: 26003 Transit ASes present in the Internet Routing Table: 10363 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 676 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: 1297 Number of instances of unregistered ASNs: 1301 Number of 32-bit ASNs allocated by the RIRs: 40725 Number of 32-bit ASNs visible in the Routing Table: 33747 Prefixes from 32-bit ASNs in the Routing Table: 164837 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3062568960 Equivalent to 182 /8s, 139 /16s and 24 /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: 310567 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237405 Total APNIC prefixes after maximum aggregation: 67818 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 232650 Unique aggregates announced from the APNIC address blocks: 97317 APNIC Region origin ASes present in the Internet Routing Table: 13113 APNIC Prefixes per ASN: 17.74 APNIC Region origin ASes announcing only one prefix: 3801 APNIC Region transit ASes present in the Internet Routing Table: 1773 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: 773315072 Equivalent to 46 /8s, 23 /16s and 218 /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: 267229 Total ARIN prefixes after maximum aggregation: 121829 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268754 Unique aggregates announced from the ARIN address blocks: 129442 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1924 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: 4683 Number of ARIN addresses announced to Internet: 1288761600 Equivalent to 76 /8s, 208 /16s and 241 /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: 262701 Total RIPE prefixes after maximum aggregation: 121270 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 259434 Unique aggregates announced from the RIPE address blocks: 154839 RIPE Region origin ASes present in the Internet Routing Table: 28155 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11979 RIPE Region transit ASes present in the Internet Routing Table: 3900 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10891 Number of RIPE addresses announced to Internet: 716307200 Equivalent to 42 /8s, 177 /16s and 251 /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: 117518 Total LACNIC prefixes after maximum aggregation: 28269 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116879 Unique aggregates announced from the LACNIC address blocks: 48927 LACNIC Region origin ASes present in the Internet Routing Table: 11006 LACNIC Prefixes per ASN: 10.62 LACNIC Region origin ASes announcing only one prefix: 2649 LACNIC Region transit ASes present in the Internet Routing Table: 2259 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: 8764 Number of LACNIC addresses announced to Internet: 175942912 Equivalent to 10 /8s, 124 /16s and 173 /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: 28807 Total AfriNIC prefixes after maximum aggregation: 5669 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 36722 Unique aggregates announced from the AfriNIC address blocks: 11945 AfriNIC Region origin ASes present in the Internet Routing Table: 1706 AfriNIC Prefixes per ASN: 21.53 AfriNIC Region origin ASes announcing only one prefix: 594 AfriNIC Region transit ASes present in the Internet Routing Table: 326 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: 1035 Number of AfriNIC addresses announced to Internet: 107918592 Equivalent to 6 /8s, 110 /16s and 181 /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 5949 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3624 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3525 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3362 1867 82 VNPT-AS-VN VNPT Corp, VN 9498 2551 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2447 4192 73 ERX-CERNET-BKB China Education and Rese 24560 2301 849 417 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 7652 10621 2891 AMAZON-02, US 11492 4579 303 539 CABLEONE, US 7155 3966 265 32 VIASAT-SP-BACKBONE, US 22773 3729 3062 327 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 1555 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/USP/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6952 1730 145 UNI2-AS, ES 9121 6418 1692 17 TTNET, TR 20940 4106 3400 178 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 2651 252 1362 M247, RO 47331 2446 359 1842 TTNET, TR 34984 2244 357 611 TELLCOM-AS, TR 6849 2193 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 10909 3356 600 Uninet S.A. de C.V., MX 10620 3458 506 849 Telmex Colombia S.A., CO 11830 2301 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 1148 369 22 Telefonica del Peru S.A.A., PE 11664 1131 183 478 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 1545 537 31 RAYA-AS, EG 24863 1540 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 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 10909 3356 600 Uninet S.A. de C.V., MX 9808 9134 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7652 10621 2891 AMAZON-02, US 12479 6952 1730 145 UNI2-AS, ES 9121 6418 1692 17 TTNET, TR 7545 5949 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 539 CABLEONE, US 20940 4106 3400 178 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/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 6952 6807 UNI2-AS, ES 9121 6418 6401 TTNET, TR 7545 5949 5254 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7652 4761 AMAZON-02, US 11492 4579 4040 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3981 3943 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3966 3934 VIASAT-SP-BACKBONE, US 20940 4106 3928 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 /15:2075 /16:13524 /17:8331 /18:13879 /19:25047 /20:43810 /21:52300 /22:110059 /23:97884 /24:545798 /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 5983 6952 UNI2-AS, ES 9121 5560 6418 TTNET, TR 8151 4837 10909 Uninet S.A. de C.V., MX 11492 3485 4579 CABLEONE, US 8551 3445 3981 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 2753 3729 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2247 2589 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1855 2:1033 3:166 4:5 5:4050 6:118 7:5 8:1559 9:1 11:173 12:1617 13:380 14:2369 15:286 16:73 17:369 18:383 20:239 21:4 22:188 23:6022 24:2462 25:6 27:2781 29:19 31:2484 32:98 34:8 35:94 36:1804 37:4543 38:3874 39:770 40:144 41:3947 42:1192 43:2298 44:304 45:16410 46:4131 47:379 49:1705 50:1934 51:244 52:1506 54:398 55:844 56:8 57:82 58:1807 59:1164 60:1008 61:2418 62:2577 63:1952 64:5660 65:2335 66:4854 67:3021 68:1381 69:4168 70:1293 71:694 72:2997 74:2645 75:1472 76:600 77:2259 78:3943 79:3155 80:2048 81:1820 82:1504 83:1226 84:1515 85:3744 86:747 87:1928 88:2824 89:3483 90:574 91:7614 92:1996 93:2575 94:3551 95:4825 96:1339 97:348 98:1174 99:740 100:69 101:1056 102:2460 103:30620 104:4554 105:477 106:827 107:2533 108:918 109:4298 110:2013 111:3268 112:2041 113:1529 114:1599 115:2123 116:1855 117:2475 118:2336 119:1875 120:1692 121:1080 122:2596 123:2156 124:1522 125:2182 128:1254 129:974 130:970 131:2027 132:835 133:401 134:1917 135:295 136:882 137:1059 138:2574 139:1533 140:1055 141:1482 142:1417 143:1413 144:1200 145:352 146:1908 147:1518 148:2269 149:1844 150:872 151:1145 152:1960 153:535 154:3775 155:1404 156:1633 157:1288 158:1042 159:2243 160:2576 161:1429 162:3522 163:1460 164:1679 165:1659 166:843 167:1740 168:3868 169:920 170:4559 171:863 172:3524 173:3105 174:1033 175:1174 176:3621 177:4784 178:3555 179:2146 180:2406 181:3359 182:3198 183:1922 184:2354 185:19947 186:4604 187:3948 188:4049 189:3452 190:9057 191:1458 192:11011 193:8781 194:7210 195:5114 196:2986 197:2419 198:5992 199:6102 200:7702 201:5834 202:10484 203:10291 204:4599 205:3466 206:3828 207:3396 208:4112 209:4813 210:4360 211:2432 212:4055 213:3541 214:1102 215:57 216:6569 217:2623 218:1306 219:473 220:2050 221:955 222:740 223:2009 End of report