IPv4 R&E Routing Table Report 18:35 GMT Sat 21 Jan, 2023 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: 934143 Prefixes after maximum aggregation (per Origin AS): 347096 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444710 Number of IPv4 prefixes with a valid ROA: 387912 Number of IPv4 prefixes with an invalid ROA: 1238 Number of IPv4 prefixes with no ROA: 544993 Total ASes present in the Internet Routing Table: 74089 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63877 Origin ASes announcing only one prefix: 25665 Transit ASes present in the Internet Routing Table: 10212 Transit-only ASes present in the Internet Routing Table: 417 Paths with bogon ASNs present in the IPv4 Routing Table: 131 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 971 Number of instances of unregistered ASNs: 982 Number of 32-bit ASNs allocated by the RIRs: 41080 Number of 32-bit ASNs visible in the Routing Table: 34088 Prefixes from 32-bit ASNs in the Routing Table: 173637 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3063572736 Equivalent to 182 /8s, 154 /16s and 105 /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: 322349 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236336 Total APNIC prefixes after maximum aggregation: 68155 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231440 Unique aggregates announced from the APNIC address blocks: 97677 APNIC Region origin ASes present in the Internet Routing Table: 13215 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 3826 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8510 Number of APNIC addresses announced to Internet: 773252352 Equivalent to 46 /8s, 22 /16s and 229 /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: 269098 Total ARIN prefixes after maximum aggregation: 121584 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271241 Unique aggregates announced from the ARIN address blocks: 129778 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6998 ARIN Region transit ASes present in the Internet Routing Table: 1886 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4733 Number of ARIN addresses announced to Internet: 1286187008 Equivalent to 76 /8s, 169 /16s and 168 /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: 267715 Total RIPE prefixes after maximum aggregation: 122443 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 263983 Unique aggregates announced from the RIPE address blocks: 155810 RIPE Region origin ASes present in the Internet Routing Table: 28256 RIPE Prefixes per ASN: 9.34 RIPE Region origin ASes announcing only one prefix: 12009 RIPE Region transit ASes present in the Internet Routing Table: 3808 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11006 Number of RIPE addresses announced to Internet: 719229440 Equivalent to 42 /8s, 222 /16s and 146 /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: 128373 Total LACNIC prefixes after maximum aggregation: 28353 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127446 Unique aggregates announced from the LACNIC address blocks: 49029 LACNIC Region origin ASes present in the Internet Routing Table: 11008 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2273 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8776 Number of LACNIC addresses announced to Internet: 176156672 Equivalent to 10 /8s, 127 /16s and 240 /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: 31650 Total AfriNIC prefixes after maximum aggregation: 5805 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 39522 Unique aggregates announced from the AfriNIC address blocks: 11999 AfriNIC Region origin ASes present in the Internet Routing Table: 1723 AfriNIC Prefixes per ASN: 22.94 AfriNIC Region origin ASes announcing only one prefix: 560 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1063 Number of AfriNIC addresses announced to Internet: 108455424 Equivalent to 6 /8s, 118 /16s and 230 /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 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5944 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3461 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3389 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2718 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2147 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2141 439 212 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 7826 10712 2899 AMAZON-02, US 11492 4530 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3700 3067 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3474 1792 2515 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2592 24128 1568 ATT-INTERNET4, US 396982 2581 3494 370 GOOGLE-CLOUD-PLATFORM, US 30036 2570 368 356 MEDIACOM-ENTERPRISE-BUSINESS, 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 6966 1705 145 UNI2-AS, ES 9121 6167 1692 17 TTNET, TR 39891 4557 269 60 ALJAWWALSTC-AS, SA 20940 4070 3399 175 AKAMAI-ASN1, NL 8551 3904 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2742 397 2068 TTNET, TR 9009 2702 256 1362 M247, RO 6849 2253 339 20 UKRTELNET, UA 34984 2253 358 609 TELLCOM-AS, TR 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 11045 3340 585 Uninet S.A. de C.V., MX 10620 3472 507 854 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2222 366 594 Mega Cable, S.A. de C.V., MX 28573 1347 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1136 186 465 Techtel LMDS Comunicaciones Interactiva 26615 1008 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 24835 1505 533 29 RAYA-AS, EG 24863 1504 393 21 LINKdotNET-AS, EG 36992 1332 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1004 67 46 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 612 1861 34 IAM-AS, MA 15399 522 53 41 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 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 11045 3340 585 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7826 10712 2899 AMAZON-02, US 12479 6966 1705 145 UNI2-AS, ES 9121 6167 1692 17 TTNET, TR 7545 5944 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4557 269 60 ALJAWWALSTC-AS, SA 11492 4530 300 601 CABLEONE, US 20940 4070 3399 175 AKAMAI-ASN1, NL 8551 3904 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9436 9389 CHINAMOBILE-CN China Mobile Communications Grou 12479 6966 6821 UNI2-AS, ES 9121 6167 6150 TTNET, TR 7545 5944 5241 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7826 4927 AMAZON-02, US 39891 4557 4497 ALJAWWALSTC-AS, SA 11492 4530 3929 CABLEONE, US 20940 4070 3895 AKAMAI-ASN1, NL 8551 3904 3866 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 3862 VIASAT-SP-BACKBONE, US 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 6939 HURRICANE, 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 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: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /11:101 /12:295 /13:581 /14:1209 /15:2100 /16:13556 /17:8359 /18:14077 /19:25226 /20:43904 /21:52914 /22:110957 /23:101611 /24:559186 /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 6033 6966 UNI2-AS, ES 9121 5324 6167 TTNET, TR 8151 5058 11045 Uninet S.A. de C.V., MX 39891 3548 4557 ALJAWWALSTC-AS, SA 11492 3445 4530 CABLEONE, US 8551 3369 3904 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2729 3700 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2385 2742 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1630 2:1232 3:168 4:7 5:4361 6:111 7:5 8:1564 9:1 11:172 12:1586 13:378 14:2359 15:286 16:79 17:370 18:422 20:247 21:4 22:188 23:6073 24:2546 25:4 27:2729 29:19 31:2534 32:104 34:9 35:106 36:1888 37:4628 38:4078 39:835 40:154 41:4388 42:1043 43:2331 44:306 45:17531 46:4238 47:380 49:1733 50:1939 51:380 52:1549 54:394 55:860 56:8 57:86 58:1744 59:1113 60:1009 61:2461 62:2706 63:1942 64:5675 65:2336 66:5002 67:3080 68:1374 69:4167 70:1254 71:668 72:3053 74:2610 75:1471 76:593 77:2490 78:4008 79:3170 80:2094 81:1852 82:1486 83:1242 84:1515 85:3747 86:745 87:2030 88:2884 89:3596 90:593 91:7742 92:1998 93:2611 94:3591 95:4887 96:1328 97:346 98:1167 99:741 100:75 101:1293 102:2812 103:31028 104:4617 105:898 106:830 107:2529 108:927 109:4388 110:2073 111:3296 112:2044 113:1522 114:1620 115:2093 116:1878 117:2571 118:2286 119:1910 120:1735 121:1060 122:2606 123:2188 124:1554 125:2282 128:1339 129:1124 130:995 131:2177 132:853 133:406 134:1908 135:342 136:887 137:944 138:2857 139:1546 140:1042 141:1486 142:1426 143:1553 144:1197 145:350 146:1867 147:1563 148:2297 149:1891 150:875 151:1138 152:1955 153:561 154:3989 155:1413 156:1667 157:1306 158:1045 159:2261 160:2642 161:1445 162:3567 163:1496 164:1636 165:1706 166:815 167:1764 168:4150 169:947 170:5030 171:895 172:3525 173:3028 174:1022 175:1183 176:3738 177:6094 178:3581 179:2591 180:2383 181:3427 182:3241 183:1914 184:2346 185:20135 186:5152 187:4555 188:4206 189:3938 190:9188 191:1821 192:10983 193:8842 194:7254 195:5195 196:3132 197:2765 198:6000 199:6125 200:8064 201:6111 202:10448 203:10188 204:4605 205:3514 206:3900 207:3416 208:4107 209:4835 210:4236 211:2405 212:4121 213:3573 214:1086 215:55 216:6670 217:2728 218:1273 219:406 220:1777 221:971 222:665 223:2036 End of report