IPv4 R&E Routing Table Report 21:35 GMT Fri 25 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: 914663 Prefixes after maximum aggregation (per Origin AS): 345573 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442823 Number of IPv4 prefixes with a valid ROA: 372282 Number of IPv4 prefixes with an invalid ROA: 2888 Number of IPv4 prefixes with no ROA: 539493 Total ASes present in the Internet Routing Table: 73869 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63518 Origin ASes announcing only one prefix: 25981 Transit ASes present in the Internet Routing Table: 10351 Transit-only ASes present in the Internet Routing Table: 410 Paths with bogon ASNs present in the IPv4 Routing Table: 674 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: 1298 Number of instances of unregistered ASNs: 1302 Number of 32-bit ASNs allocated by the RIRs: 40719 Number of 32-bit ASNs visible in the Routing Table: 33737 Prefixes from 32-bit ASNs in the Routing Table: 164760 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: 525 Number of addresses announced to Internet: 3062658304 Equivalent to 182 /8s, 140 /16s and 117 /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: 310418 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237331 Total APNIC prefixes after maximum aggregation: 67813 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 232578 Unique aggregates announced from the APNIC address blocks: 97281 APNIC Region origin ASes present in the Internet Routing Table: 13109 APNIC Prefixes per ASN: 17.74 APNIC Region origin ASes announcing only one prefix: 3803 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: 8370 Number of APNIC addresses announced to Internet: 773298432 Equivalent to 46 /8s, 23 /16s and 153 /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: 267254 Total ARIN prefixes after maximum aggregation: 121833 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268774 Unique aggregates announced from the ARIN address blocks: 129453 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.09 ARIN Region origin ASes announcing only one prefix: 6981 ARIN Region transit ASes present in the Internet Routing Table: 1920 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: 4685 Number of ARIN addresses announced to Internet: 1288829184 Equivalent to 76 /8s, 209 /16s and 249 /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: 262416 Total RIPE prefixes after maximum aggregation: 121157 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 259140 Unique aggregates announced from the RIPE address blocks: 154712 RIPE Region origin ASes present in the Internet Routing Table: 28111 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 11947 RIPE Region transit ASes present in the Internet Routing Table: 3889 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10878 Number of RIPE addresses announced to Internet: 716147712 Equivalent to 42 /8s, 175 /16s and 140 /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: 117466 Total LACNIC prefixes after maximum aggregation: 28264 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 116831 Unique aggregates announced from the LACNIC address blocks: 48921 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 10.62 LACNIC Region origin ASes announcing only one prefix: 2655 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: 8765 Number of LACNIC addresses announced to Internet: 175944704 Equivalent to 10 /8s, 124 /16s and 180 /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: 28898 Total AfriNIC prefixes after maximum aggregation: 5648 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36814 Unique aggregates announced from the AfriNIC address blocks: 12022 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 21.53 AfriNIC Region origin ASes announcing only one prefix: 595 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: 1039 Number of AfriNIC addresses announced to Internet: 108112896 Equivalent to 6 /8s, 113 /16s and 172 /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 9133 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5948 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3624 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3362 1867 82 VNPT-AS-VN VNPT Corp, VN 9498 2543 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 7656 10622 2886 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 6453 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 2653 253 1360 M247, RO 47331 2411 350 1818 TTNET, TR 34984 2246 357 610 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 10907 3356 601 Uninet S.A. de C.V., MX 10620 3457 506 848 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 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1118 182 479 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 1012 67 40 ORANGE-COTE-IVOIRE, CI 36935 879 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 526 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 10907 3356 601 Uninet S.A. de C.V., MX 9808 9133 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7656 10622 2886 AMAZON-02, US 12479 6952 1730 145 UNI2-AS, ES 9121 6453 1692 17 TTNET, TR 7545 5948 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 9133 9086 CHINAMOBILE-CN China Mobile Communications Grou 12479 6952 6807 UNI2-AS, ES 9121 6453 6436 TTNET, TR 7545 5948 5253 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7656 4770 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 /15:2076 /16:13525 /17:8333 /18:13878 /19:25046 /20:43809 /21:52299 /22:110045 /23:97861 /24:545541 /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 5583 6453 TTNET, TR 8151 4835 10907 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 5:4048 6:117 7:5 8:1558 9:1 11:173 12:1617 13:380 14:2368 15:286 16:73 17:369 18:384 20:239 21:4 22:188 23:6022 24:2464 25:6 27:2781 29:19 31:2480 32:98 34:8 35:94 36:1805 37:4545 38:3867 39:770 40:144 41:3963 42:1192 43:2298 44:305 45:16404 46:4127 47:379 49:1705 50:1933 51:244 52:1506 54:398 55:845 56:8 57:82 58:1808 59:1164 60:1008 61:2417 62:2566 63:1952 64:5662 65:2335 66:4857 67:3021 68:1381 69:4175 70:1293 71:694 72:2998 74:2645 75:1472 76:600 77:2253 78:3936 79:3155 80:2050 81:1805 82:1503 83:1225 84:1512 85:3743 86:744 87:1928 88:2824 89:3474 90:574 91:7600 92:1997 93:2571 94:3546 95:4822 96:1338 97:348 98:1174 99:740 100:69 101:1057 102:2484 103:30596 104:4554 105:477 106:826 107:2532 108:919 109:4293 110:2011 111:3269 112:2041 113:1529 114:1599 115:2123 116:1855 117:2475 118:2337 119:1872 120:1692 121:1080 122:2596 123:2157 124:1522 125:2176 128:1249 129:974 130:971 131:2031 132:836 133:401 134:1917 135:295 136:882 137:1059 138:2567 139:1533 140:1055 141:1482 142:1417 143:1408 144:1199 145:352 146:1907 147:1516 148:2270 149:1844 150:872 151:1145 152:1960 153:535 154:3777 155:1389 156:1635 157:1291 158:1042 159:2245 160:2572 161:1429 162:3522 163:1461 164:1679 165:1659 166:843 167:1736 168:3859 169:920 170:4552 171:863 172:3524 173:3112 174:1032 175:1174 176:3614 177:4790 178:3547 179:2150 180:2407 181:3353 182:3198 183:1922 184:2355 185:19944 186:4610 187:3961 188:4033 189:3450 190:9039 191:1459 192:11007 193:8765 194:7200 195:5097 196:2997 197:2420 198:5997 199:6103 200:7700 201:5833 202:10486 203:10293 204:4599 205:3463 206:3839 207:3398 208:4108 209:4810 210:4359 211:2377 212:4035 213:3538 214:1103 215:57 216:6569 217:2621 218:1306 219:472 220:2048 221:955 222:740 223:2009 End of report