IPv4 R&E Routing Table Report 18:35 GMT Mon 16 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: 933835 Prefixes after maximum aggregation (per Origin AS): 347292 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444808 Number of IPv4 prefixes with a valid ROA: 387428 Number of IPv4 prefixes with an invalid ROA: 1235 Number of IPv4 prefixes with no ROA: 545172 Total ASes present in the Internet Routing Table: 74124 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63547 Origin ASes announcing only one prefix: 25675 Transit ASes present in the Internet Routing Table: 10577 Transit-only ASes present in the Internet Routing Table: 437 Paths with bogon ASNs present in the IPv4 Routing Table: 124 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1019 Number of instances of unregistered ASNs: 1030 Number of 32-bit ASNs allocated by the RIRs: 41058 Number of 32-bit ASNs visible in the Routing Table: 34067 Prefixes from 32-bit ASNs in the Routing Table: 173307 Number of bogon 32-bit ASNs visible in the Routing Table: 74 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3063746816 Equivalent to 182 /8s, 157 /16s and 17 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 322255 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236091 Total APNIC prefixes after maximum aggregation: 68130 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231190 Unique aggregates announced from the APNIC address blocks: 97642 APNIC Region origin ASes present in the Internet Routing Table: 13206 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: 1777 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8498 Number of APNIC addresses announced to Internet: 773408512 Equivalent to 46 /8s, 25 /16s and 71 /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: 269401 Total ARIN prefixes after maximum aggregation: 121971 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271075 Unique aggregates announced from the ARIN address blocks: 129643 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 14.20 ARIN Region origin ASes announcing only one prefix: 7003 ARIN Region transit ASes present in the Internet Routing Table: 1974 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4730 Number of ARIN addresses announced to Internet: 1286057984 Equivalent to 76 /8s, 167 /16s and 176 /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: 267555 Total RIPE prefixes after maximum aggregation: 122368 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264232 Unique aggregates announced from the RIPE address blocks: 156045 RIPE Region origin ASes present in the Internet Routing Table: 28264 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12022 RIPE Region transit ASes present in the Internet Routing Table: 3998 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11008 Number of RIPE addresses announced to Internet: 719446528 Equivalent to 42 /8s, 225 /16s and 226 /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: 128224 Total LACNIC prefixes after maximum aggregation: 28278 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127320 Unique aggregates announced from the LACNIC address blocks: 48966 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2261 LACNIC Region transit ASes present in the Internet Routing Table: 2295 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8768 Number of LACNIC addresses announced to Internet: 176048896 Equivalent to 10 /8s, 126 /16s and 75 /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: 31545 Total AfriNIC prefixes after maximum aggregation: 5765 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 39503 Unique aggregates announced from the AfriNIC address blocks: 12090 AfriNIC Region origin ASes present in the Internet Routing Table: 1720 AfriNIC Prefixes per ASN: 22.97 AfriNIC Region origin ASes announcing only one prefix: 563 AfriNIC Region transit ASes present in the Internet Routing Table: 322 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1063 Number of AfriNIC addresses announced to Internet: 108488704 Equivalent to 6 /8s, 119 /16s and 104 /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 9351 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5940 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3462 1874 95 VNPT-AS-VN VNPT Corp, VN 7713 3387 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2707 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2284 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2165 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 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 7765 10701 2929 AMAZON-02, US 11492 4540 301 593 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3697 3063 324 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1320 63 SHAW, CA 16625 3478 1796 2522 AKAMAI-AS, US 749 3023 50575 2290 DNIC-AS-00749, US 7018 2626 24133 1594 ATT-INTERNET4, US 396982 2576 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2564 367 390 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 6963 1706 146 UNI2-AS, ES 9121 6104 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4065 3400 177 AKAMAI-ASN1, NL 8551 3903 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2796 411 2106 TTNET, TR 9009 2689 255 1356 M247, RO 34984 2253 358 609 TELLCOM-AS, TR 6849 2247 339 20 UKRTELNET, UA 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 10995 3338 588 Uninet S.A. de C.V., MX 10620 3469 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2208 362 594 Mega Cable, S.A. de C.V., MX 28573 1342 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1133 186 466 Techtel LMDS Comunicaciones Interactiva 26615 1003 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 1538 533 30 RAYA-AS, EG 24863 1477 393 21 LINKdotNET-AS, EG 36992 1327 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1005 67 46 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 501 51 35 WANANCHI-, KE 24757 492 73 5 EthioNet-AS, ET 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 10995 3338 588 Uninet S.A. de C.V., MX 9808 9351 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7765 10701 2929 AMAZON-02, US 12479 6963 1706 146 UNI2-AS, ES 9121 6104 1692 17 TTNET, TR 7545 5940 786 698 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4540 301 593 CABLEONE, US 20940 4065 3400 177 AKAMAI-ASN1, NL 8551 3903 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 9351 9304 CHINAMOBILE-CN China Mobile Communications Grou 12479 6963 6817 UNI2-AS, ES 9121 6104 6087 TTNET, TR 7545 5940 5242 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7765 4836 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4540 3947 CABLEONE, US 20940 4065 3888 AKAMAI-ASN1, NL 8551 3903 3865 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: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 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: 5511 OPENTRANSIT, FR 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 /13:580 /14:1208 /15:2100 /16:13568 /17:8363 /18:14079 /19:25233 /20:43865 /21:52893 /22:110964 /23:101521 /24:558998 /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 6026 6963 UNI2-AS, ES 9121 5283 6104 TTNET, TR 8151 5009 10995 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3447 4540 CABLEONE, US 8551 3368 3903 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3523 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2728 3697 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2417 2796 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1627 2:1235 3:168 4:7 5:4361 6:110 7:5 8:1572 9:1 11:172 12:1593 13:374 14:2360 15:286 16:79 17:370 18:416 20:247 21:4 22:188 23:6069 24:2528 25:4 27:2729 29:19 31:2529 32:105 34:8 35:100 36:1879 37:4665 38:4069 39:835 40:155 41:4378 42:1042 43:2328 44:307 45:17565 46:4234 47:380 49:1734 50:1929 51:380 52:1543 54:393 55:858 56:8 57:86 58:1743 59:1105 60:1009 61:2462 62:2724 63:1945 64:5668 65:2341 66:4992 67:3085 68:1372 69:4149 70:1256 71:663 72:3052 74:2615 75:1473 76:594 77:2490 78:4007 79:3166 80:2088 81:1854 82:1485 83:1243 84:1508 85:3789 86:744 87:2031 88:2908 89:3597 90:592 91:7766 92:1993 93:2593 94:3586 95:4887 96:1306 97:346 98:1168 99:740 100:75 101:1295 102:2816 103:30953 104:4617 105:897 106:826 107:2533 108:923 109:4394 110:2049 111:3261 112:2045 113:1523 114:1616 115:2092 116:1883 117:2557 118:2284 119:1892 120:1735 121:1058 122:2605 123:2192 124:1550 125:2275 128:1341 129:1125 130:983 131:2196 132:850 133:406 134:1900 135:341 136:894 137:937 138:2862 139:1544 140:1030 141:1480 142:1427 143:1524 144:1193 145:351 146:1906 147:1560 148:2302 149:1880 150:876 151:1133 152:1976 153:561 154:3984 155:1405 156:1664 157:1308 158:1044 159:2267 160:2654 161:1429 162:3574 163:1498 164:1721 165:1712 166:825 167:1760 168:4169 169:950 170:5021 171:885 172:3507 173:3036 174:1026 175:1183 176:3761 177:6088 178:3575 179:2596 180:2383 181:3421 182:3238 183:1912 184:2342 185:20133 186:5121 187:4544 188:4211 189:3895 190:9166 191:1811 192:10985 193:8881 194:7280 195:5195 196:3113 197:2736 198:5998 199:6131 200:8051 201:6126 202:10449 203:10184 204:4619 205:3522 206:3890 207:3411 208:4106 209:4828 210:4240 211:2406 212:4129 213:3605 214:1096 215:55 216:6641 217:2729 218:1273 219:416 220:1781 221:971 222:665 223:1974 End of report