IPv4 R&E Routing Table Report 21:35 GMT Thu 24 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: 913891 Prefixes after maximum aggregation (per Origin AS): 345280 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442393 Number of IPv4 prefixes with a valid ROA: 371770 Number of IPv4 prefixes with an invalid ROA: 2828 Number of IPv4 prefixes with no ROA: 539293 Total ASes present in the Internet Routing Table: 73752 Prefixes per ASN: 12.39 Origin-only ASes present in the Internet Routing Table: 63421 Origin ASes announcing only one prefix: 25904 Transit ASes present in the Internet Routing Table: 10331 Transit-only ASes present in the Internet Routing Table: 411 Paths with bogon ASNs present in the IPv4 Routing Table: 708 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: 1312 Number of 32-bit ASNs allocated by the RIRs: 40709 Number of 32-bit ASNs visible in the Routing Table: 33688 Prefixes from 32-bit ASNs in the Routing Table: 164592 Number of bogon 32-bit ASNs visible in the Routing Table: 76 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 519 Number of addresses announced to Internet: 3062365440 Equivalent to 182 /8s, 135 /16s and 253 /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: 310079 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237161 Total APNIC prefixes after maximum aggregation: 67775 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 232403 Unique aggregates announced from the APNIC address blocks: 97188 APNIC Region origin ASes present in the Internet Routing Table: 13102 APNIC Prefixes per ASN: 17.74 APNIC Region origin ASes announcing only one prefix: 3797 APNIC Region transit ASes present in the Internet Routing Table: 1774 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: 8365 Number of APNIC addresses announced to Internet: 773260032 Equivalent to 46 /8s, 23 /16s and 3 /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: 267191 Total ARIN prefixes after maximum aggregation: 121827 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268718 Unique aggregates announced from the ARIN address blocks: 129457 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: 6983 ARIN Region transit ASes present in the Internet Routing Table: 1918 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: 4681 Number of ARIN addresses announced to Internet: 1288818688 Equivalent to 76 /8s, 209 /16s and 208 /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: 262031 Total RIPE prefixes after maximum aggregation: 120917 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 258743 Unique aggregates announced from the RIPE address blocks: 154372 RIPE Region origin ASes present in the Internet Routing Table: 27999 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 11869 RIPE Region transit ASes present in the Internet Routing Table: 3875 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: 10837 Number of RIPE addresses announced to Internet: 716008704 Equivalent to 42 /8s, 173 /16s and 109 /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: 117320 Total LACNIC prefixes after maximum aggregation: 28259 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116692 Unique aggregates announced from the LACNIC address blocks: 48910 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 10.60 LACNIC Region origin ASes announcing only one prefix: 2657 LACNIC Region transit ASes present in the Internet Routing Table: 2260 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: 175846912 Equivalent to 10 /8s, 123 /16s and 54 /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: 28891 Total AfriNIC prefixes after maximum aggregation: 5644 AfriNIC Deaggregation factor: 5.12 Prefixes being announced from the AfriNIC address blocks: 36815 Unique aggregates announced from the AfriNIC address blocks: 12033 AfriNIC Region origin ASes present in the Internet Routing Table: 1712 AfriNIC Prefixes per ASN: 21.50 AfriNIC Region origin ASes announcing only one prefix: 598 AfriNIC Region transit ASes present in the Internet Routing Table: 330 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: 1041 Number of AfriNIC addresses announced to Internet: 108108288 Equivalent to 6 /8s, 113 /16s and 154 /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 5951 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 3359 1867 82 VNPT-AS-VN VNPT Corp, VN 9498 2543 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4538 2446 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 10621 2899 AMAZON-02, US 11492 4579 303 539 CABLEONE, US 7155 3966 265 32 VIASAT-SP-BACKBONE, US 22773 3731 3062 329 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3585 1875 2565 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 6950 1730 144 UNI2-AS, ES 9121 6554 1692 17 TTNET, TR 20940 4105 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3980 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2290 911 ROSTELECOM-AS, RU 9009 2652 253 1361 M247, RO 47331 2280 335 1717 TTNET, TR 34984 2245 357 610 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 10900 3353 599 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 2126 348 550 Mega Cable, S.A. de C.V., MX 28573 1336 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 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/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 1538 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 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 10900 3353 599 Uninet S.A. de C.V., MX 9808 9133 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7656 10621 2899 AMAZON-02, US 12479 6950 1730 144 UNI2-AS, ES 9121 6554 1692 17 TTNET, TR 7545 5951 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4579 303 539 CABLEONE, US 20940 4105 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3980 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 6950 6806 UNI2-AS, ES 9121 6554 6537 TTNET, TR 7545 5951 5256 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7656 4757 AMAZON-02, US 11492 4579 4040 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3980 3942 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3966 3934 VIASAT-SP-BACKBONE, US 20940 4105 3927 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 /14:1194 /15:2076 /16:13526 /17:8330 /18:13877 /19:25041 /20:43810 /21:52248 /22:110007 /23:97754 /24:544973 /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 5703 6554 TTNET, TR 8151 4830 10900 Uninet S.A. de C.V., MX 11492 3485 4579 CABLEONE, US 8551 3444 3980 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 2755 3731 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 2:1031 3:166 4:5 5:4036 6:118 7:5 8:1557 9:1 11:173 12:1617 13:381 14:2358 15:286 16:73 17:370 18:383 20:239 21:4 22:188 23:6023 24:2460 25:6 27:2781 29:19 31:2480 32:98 34:8 35:94 36:1800 37:4540 38:3851 39:770 40:144 41:3947 42:1191 43:2294 44:305 45:16348 46:4122 47:379 49:1705 50:1934 51:244 52:1506 54:398 55:845 56:8 57:82 58:1807 59:1165 60:1009 61:2417 62:2564 63:1952 64:5662 65:2333 66:4847 67:3022 68:1381 69:4175 70:1293 71:684 72:2990 74:2648 75:1472 76:600 77:2251 78:3935 79:3153 80:2046 81:1822 82:1500 83:1223 84:1512 85:3743 86:732 87:1926 88:2825 89:3451 90:574 91:7557 92:1996 93:2562 94:3539 95:4820 96:1338 97:348 98:1175 99:740 100:69 101:1037 102:2477 103:30571 104:4553 105:483 106:826 107:2531 108:920 109:4262 110:2011 111:3265 112:2038 113:1528 114:1598 115:2123 116:1853 117:2477 118:2335 119:1872 120:1692 121:1080 122:2591 123:2152 124:1522 125:2176 128:1244 129:974 130:974 131:2036 132:840 133:401 134:1918 135:295 136:882 137:1059 138:2562 139:1533 140:1058 141:1482 142:1417 143:1407 144:1201 145:353 146:1905 147:1516 148:2270 149:1842 150:872 151:1145 152:1957 153:535 154:3772 155:1386 156:1636 157:1288 158:1042 159:2242 160:2577 161:1428 162:3522 163:1461 164:1678 165:1657 166:842 167:1736 168:3860 169:917 170:4555 171:863 172:3522 173:3113 174:1032 175:1173 176:3626 177:4784 178:3527 179:2169 180:2403 181:3345 182:3196 183:1922 184:2349 185:19938 186:4594 187:3950 188:4020 189:3448 190:9055 191:1437 192:11004 193:8739 194:7188 195:5082 196:3002 197:2422 198:5998 199:6101 200:7655 201:5834 202:10481 203:10289 204:4600 205:3466 206:3835 207:3398 208:4111 209:4801 210:4355 211:2378 212:4021 213:3543 214:1105 215:57 216:6559 217:2616 218:1306 219:472 220:2050 221:955 222:740 223:2008 End of report