IPv4 R&E Routing Table Report 18:35 GMT Thu 16 Feb, 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: 935005 Prefixes after maximum aggregation (per Origin AS): 348269 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 445850 Number of IPv4 prefixes with a valid ROA: 391756 Number of IPv4 prefixes with an invalid ROA: 1260 Number of IPv4 prefixes with no ROA: 541989 Total ASes present in the Internet Routing Table: 74121 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63886 Origin ASes announcing only one prefix: 25650 Transit ASes present in the Internet Routing Table: 10235 Transit-only ASes present in the Internet Routing Table: 431 Paths with bogon ASNs present in the IPv4 Routing Table: 133 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1147 Number of instances of unregistered ASNs: 1159 Number of 32-bit ASNs allocated by the RIRs: 41182 Number of 32-bit ASNs visible in the Routing Table: 34168 Prefixes from 32-bit ASNs in the Routing Table: 174252 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 659 Number of addresses announced to Internet: 3063133952 Equivalent to 182 /8s, 147 /16s and 183 /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: 322600 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236837 Total APNIC prefixes after maximum aggregation: 68397 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 231716 Unique aggregates announced from the APNIC address blocks: 97632 APNIC Region origin ASes present in the Internet Routing Table: 13257 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 3832 APNIC Region transit ASes present in the Internet Routing Table: 1770 Average APNIC Region AS path length visible: 7.8 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8563 Number of APNIC addresses announced to Internet: 773153536 Equivalent to 46 /8s, 21 /16s and 99 /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: 269258 Total ARIN prefixes after maximum aggregation: 121755 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271513 Unique aggregates announced from the ARIN address blocks: 130220 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 6995 ARIN Region transit ASes present in the Internet Routing Table: 1896 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4738 Number of ARIN addresses announced to Internet: 1286178048 Equivalent to 76 /8s, 169 /16s and 133 /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: 268243 Total RIPE prefixes after maximum aggregation: 123161 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264609 Unique aggregates announced from the RIPE address blocks: 156540 RIPE Region origin ASes present in the Internet Routing Table: 28239 RIPE Prefixes per ASN: 9.37 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 3801 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: 11020 Number of RIPE addresses announced to Internet: 718563072 Equivalent to 42 /8s, 212 /16s and 103 /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: 127514 Total LACNIC prefixes after maximum aggregation: 28326 LACNIC Deaggregation factor: 4.50 Prefixes being announced from the LACNIC address blocks: 126612 Unique aggregates announced from the LACNIC address blocks: 48928 LACNIC Region origin ASes present in the Internet Routing Table: 10958 LACNIC Prefixes per ASN: 11.55 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2256 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: 8774 Number of LACNIC addresses announced to Internet: 176395008 Equivalent to 10 /8s, 131 /16s and 147 /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: 32006 Total AfriNIC prefixes after maximum aggregation: 5833 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 39896 Unique aggregates announced from the AfriNIC address blocks: 12059 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 22.99 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 338 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073 Number of AfriNIC addresses announced to Internet: 108483328 Equivalent to 6 /8s, 119 /16s and 83 /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 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5821 787 693 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3661 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3465 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3410 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2780 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2355 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2148 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2139 439 210 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 7955 10729 2875 AMAZON-02, US 11492 4536 300 597 CABLEONE, US 7155 3952 279 45 VIASAT-SP-BACKBONE, US 22773 3654 3048 287 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3338 1689 2429 AKAMAI-AS, US 749 3036 50571 2303 DNIC-AS-00749, US 396982 2605 3583 352 GOOGLE-CLOUD-PLATFORM, US 7018 2604 24127 1581 ATT-INTERNET4, US 30036 2546 365 385 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 7075 1706 146 UNI2-AS, ES 9121 5877 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4050 3399 171 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2890 2292 910 ROSTELECOM-AS, RU 47331 2681 411 2022 TTNET, TR 9009 2658 254 1380 M247, RO 6849 2273 339 19 UKRTELNET, UA 34984 2265 359 609 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 10810 3346 593 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2263 369 64 Instituto Costarricense de Electricidad 13999 2252 374 601 Mega Cable, S.A. de C.V., MX 28573 1348 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1094 179 458 Techtel LMDS Comunicaciones Interactiva 26615 1019 2498 45 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 1542 533 30 RAYA-AS, EG 24863 1506 393 21 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1000 67 53 ORANGE-COTE-IVOIRE, CI 36935 886 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 514 53 40 WANANCHI-, KE 36914 514 82 3 KENET-AS, KE 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 10810 3346 593 Uninet S.A. de C.V., MX 9808 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7955 10729 2875 AMAZON-02, US 12479 7075 1706 146 UNI2-AS, ES 9121 5877 1692 17 TTNET, TR 7545 5821 787 693 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4536 300 597 CABLEONE, US 20940 4050 3399 171 AKAMAI-ASN1, NL 7155 3952 279 45 VIASAT-SP-BACKBONE, US 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 9444 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 7075 6929 UNI2-AS, ES 9121 5877 5860 TTNET, TR 7545 5821 5128 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7955 5080 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4536 3939 CABLEONE, US 7155 3952 3907 VIASAT-SP-BACKBONE, US 20940 4050 3879 AKAMAI-ASN1, NL 8551 3892 3855 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 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 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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: 5511 OPENTRANSIT, FR 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 /11:103 /12:300 /13:579 /14:1212 /15:2100 /16:13552 /17:8333 /18:14009 /19:25222 /20:43881 /21:52868 /22:111042 /23:101401 /24:560336 /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 6135 7075 UNI2-AS, ES 9121 5091 5877 TTNET, TR 8151 4937 10810 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3452 4536 CABLEONE, US 8551 3364 3892 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 3027 3952 VIASAT-SP-BACKBONE, US 22773 2704 3654 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2280 2681 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1654 2:1226 3:169 4:7 5:4421 6:114 7:5 8:1556 9:1 11:172 12:1587 13:391 14:2336 15:290 16:103 17:365 18:390 20:252 21:4 22:188 23:6082 24:2569 25:4 27:2600 29:19 31:2535 32:112 34:9 35:106 36:1909 37:4648 38:4236 39:842 40:154 41:4493 42:1057 43:2345 44:307 45:17546 46:4262 47:379 49:1740 50:1841 51:384 52:1579 54:397 55:837 56:8 57:96 58:1741 59:1111 60:985 61:2506 62:2722 63:1938 64:5683 65:2338 66:5015 67:3077 68:1379 69:4181 70:1265 71:668 72:3063 74:2620 75:1466 76:603 77:2511 78:3934 79:3180 80:2100 81:1890 82:1499 83:1252 84:1518 85:3759 86:756 87:2066 88:2860 89:3657 90:611 91:7767 92:2017 93:2609 94:3588 95:4875 96:1335 97:346 98:1165 99:744 100:75 101:1298 102:2930 103:31072 104:4606 105:891 106:829 107:2524 108:924 109:4420 110:2074 111:3284 112:2042 113:1516 114:1611 115:2088 116:1890 117:2560 118:2293 119:1958 120:1740 121:1065 122:2616 123:2179 124:1556 125:2340 128:1345 129:1132 130:1011 131:2170 132:852 133:412 134:1909 135:339 136:864 137:945 138:2843 139:1545 140:1184 141:1478 142:1427 143:1558 144:1216 145:350 146:1901 147:1572 148:2280 149:1913 150:879 151:1144 152:1964 153:564 154:3985 155:1426 156:1690 157:1307 158:1003 159:2260 160:2635 161:1412 162:3574 163:1549 164:1613 165:1719 166:844 167:1742 168:4127 169:948 170:4996 171:883 172:3525 173:2997 174:1028 175:1185 176:3783 177:5978 178:3596 179:2546 180:2381 181:3465 182:3250 183:1911 184:2345 185:20218 186:5113 187:4547 188:4239 189:3921 190:9224 191:1859 192:10986 193:8857 194:7308 195:5206 196:3173 197:2803 198:5954 199:6134 200:8006 201:5976 202:10476 203:10161 204:4611 205:3522 206:3922 207:3437 208:4101 209:4853 210:4266 211:2401 212:4140 213:3578 214:1092 215:55 216:6649 217:2736 218:1272 219:406 220:1761 221:975 222:666 223:2124 End of report