IPv4 R&E Routing Table Report 18:35 GMT Sun 01 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: 935294 Prefixes after maximum aggregation (per Origin AS): 347358 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444420 Number of IPv4 prefixes with a valid ROA: 384542 Number of IPv4 prefixes with an invalid ROA: 2685 Number of IPv4 prefixes with no ROA: 548067 Total ASes present in the Internet Routing Table: 74058 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63462 Origin ASes announcing only one prefix: 25641 Transit ASes present in the Internet Routing Table: 10596 Transit-only ASes present in the Internet Routing Table: 430 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1063 Number of instances of unregistered ASNs: 1074 Number of 32-bit ASNs allocated by the RIRs: 41005 Number of 32-bit ASNs visible in the Routing Table: 33978 Prefixes from 32-bit ASNs in the Routing Table: 172808 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3065766144 Equivalent to 182 /8s, 187 /16s and 225 /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: 323343 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236568 Total APNIC prefixes after maximum aggregation: 68156 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231426 Unique aggregates announced from the APNIC address blocks: 97574 APNIC Region origin ASes present in the Internet Routing Table: 13177 APNIC Prefixes per ASN: 17.56 APNIC Region origin ASes announcing only one prefix: 3849 APNIC Region transit ASes present in the Internet Routing Table: 1779 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8464 Number of APNIC addresses announced to Internet: 773373696 Equivalent to 46 /8s, 24 /16s and 191 /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: 269410 Total ARIN prefixes after maximum aggregation: 122048 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271053 Unique aggregates announced from the ARIN address blocks: 129551 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6987 ARIN Region transit ASes present in the Internet Routing Table: 1971 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4707 Number of ARIN addresses announced to Internet: 1287986944 Equivalent to 76 /8s, 197 /16s and 31 /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: 267323 Total RIPE prefixes after maximum aggregation: 122227 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264001 Unique aggregates announced from the RIPE address blocks: 155902 RIPE Region origin ASes present in the Internet Routing Table: 28227 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11987 RIPE Region transit ASes present in the Internet Routing Table: 4010 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10969 Number of RIPE addresses announced to Internet: 719634176 Equivalent to 42 /8s, 228 /16s and 191 /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: 128211 Total LACNIC prefixes after maximum aggregation: 28347 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127403 Unique aggregates announced from the LACNIC address blocks: 48928 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2260 LACNIC Region transit ASes present in the Internet Routing Table: 2309 Average LACNIC Region AS path length visible: 6.1 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: 176023040 Equivalent to 10 /8s, 125 /16s and 230 /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: 32719 Total AfriNIC prefixes after maximum aggregation: 5792 AfriNIC Deaggregation factor: 5.65 Prefixes being announced from the AfriNIC address blocks: 40887 Unique aggregates announced from the AfriNIC address blocks: 12040 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 23.72 AfriNIC Region origin ASes announcing only one prefix: 558 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1064 Number of AfriNIC addresses announced to Internet: 108448512 Equivalent to 6 /8s, 118 /16s and 203 /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 9217 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5946 787 702 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3522 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3373 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2687 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2349 848 439 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2283 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2197 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2163 440 215 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 7757 10638 2925 AMAZON-02, US 11492 4546 301 565 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3691 3062 318 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3477 1801 2515 AKAMAI-AS, US 749 3025 50577 2292 DNIC-AS-00749, US 7018 2629 24135 1594 ATT-INTERNET4, US 396982 2574 3493 369 GOOGLE-CLOUD-PLATFORM, US 30036 2563 368 393 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 6946 1706 146 UNI2-AS, ES 9121 6117 1692 17 TTNET, TR 39891 4556 268 59 ALJAWWALSTC-AS, SA 20940 4065 3400 181 AKAMAI-ASN1, NL 8551 3701 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2919 2290 908 ROSTELECOM-AS, RU 47331 2812 412 2119 TTNET, TR 9009 2647 252 1355 M247, RO 34984 2255 358 611 TELLCOM-AS, TR 6849 2248 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 10934 3340 591 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2197 360 590 Mega Cable, S.A. de C.V., MX 28573 1341 2328 258 Claro NXT Telecomunicacoes Ltda, BR 6503 1296 339 518 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1152 370 22 Telefonica del Peru S.A.A., PE 11664 1133 186 466 Techtel LMDS Comunicaciones Interactiva 26615 991 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 37457 1895 326 57 Telkom-Internet, ZA 24835 1538 535 31 RAYA-AS, EG 24863 1467 393 21 LINKdotNET-AS, EG 36992 1319 1517 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 67 43 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 6713 611 1861 34 IAM-AS, MA 15399 503 51 35 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 10934 3340 591 Uninet S.A. de C.V., MX 9808 9217 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7757 10638 2925 AMAZON-02, US 12479 6946 1706 146 UNI2-AS, ES 9121 6117 1692 17 TTNET, TR 7545 5946 787 702 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4556 268 59 ALJAWWALSTC-AS, SA 11492 4546 301 565 CABLEONE, US 20940 4065 3400 181 AKAMAI-ASN1, NL 7155 3894 265 33 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 9217 9170 CHINAMOBILE-CN China Mobile Communications Grou 12479 6946 6800 UNI2-AS, ES 9121 6117 6100 TTNET, TR 7545 5946 5244 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7757 4832 AMAZON-02, US 39891 4556 4497 ALJAWWALSTC-AS, SA 11492 4546 3981 CABLEONE, US 20940 4065 3884 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3701 3663 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 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 /12:297 /13:586 /14:1207 /15:2101 /16:13578 /17:8386 /18:14083 /19:25169 /20:43870 /21:53009 /22:111097 /23:101444 /24:560299 /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 5993 6946 UNI2-AS, ES 9121 5293 6117 TTNET, TR 8151 4920 10934 Uninet S.A. de C.V., MX 39891 3547 4556 ALJAWWALSTC-AS, SA 11492 3453 4546 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3166 3701 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2723 3691 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2432 2812 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1626 2:1246 3:168 4:7 5:4342 6:110 7:5 8:1575 9:1 11:172 12:1593 13:372 14:2367 15:282 16:76 17:369 18:410 20:247 21:4 22:188 23:6032 24:2521 25:4 27:2790 29:19 31:2529 32:107 34:8 35:95 36:1853 37:4654 38:4012 39:823 40:154 41:4397 42:1046 43:2335 44:311 45:17666 46:4280 47:380 49:1720 50:1942 51:375 52:1542 54:396 55:827 56:8 57:89 58:1748 59:1111 60:1007 61:2471 62:2694 63:1945 64:5671 65:2341 66:4992 67:3074 68:1393 69:4167 70:1255 71:664 72:3068 74:2616 75:1473 76:595 77:2474 78:4030 79:2950 80:2084 81:1863 82:1487 83:1241 84:1516 85:3781 86:743 87:2023 88:2913 89:3594 90:589 91:7747 92:1988 93:2588 94:3585 95:4874 96:1315 97:345 98:1180 99:741 100:75 101:1295 102:2887 103:30895 104:4628 105:1993 106:846 107:2544 108:924 109:4425 110:2043 111:3270 112:2027 113:1526 114:1611 115:2135 116:1877 117:2490 118:2291 119:1887 120:1715 121:1064 122:2606 123:2181 124:1527 125:2282 128:1328 129:1139 130:986 131:2195 132:858 133:404 134:1898 135:339 136:886 137:928 138:2865 139:1504 140:1029 141:1489 142:1422 143:1517 144:1194 145:353 146:1896 147:1551 148:2301 149:1861 150:873 151:1139 152:1974 153:559 154:3926 155:1414 156:1658 157:1309 158:1049 159:2250 160:2669 161:1436 162:3581 163:1511 164:1733 165:1706 166:827 167:1752 168:4182 169:949 170:5001 171:887 172:3523 173:3084 174:1025 175:1181 176:3737 177:6118 178:3548 179:2605 180:2382 181:3440 182:3242 183:1912 184:2365 185:20135 186:5097 187:4545 188:4218 189:3847 190:9159 191:1838 192:10998 193:8866 194:7265 195:5182 196:3217 197:2767 198:6005 199:6133 200:8106 201:6128 202:10468 203:10213 204:4609 205:3475 206:3880 207:3406 208:4130 209:4861 210:4234 211:2398 212:4132 213:3582 214:1101 215:55 216:6642 217:2742 218:1267 219:414 220:2032 221:962 222:663 223:1982 End of report