IPv4 R&E Routing Table Report 18:35 GMT Sun 13 Nov, 2022 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: 932028 Prefixes after maximum aggregation (per Origin AS): 345448 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442117 Number of IPv4 prefixes with a valid ROA: 378553 Number of IPv4 prefixes with an invalid ROA: 2796 Number of IPv4 prefixes with no ROA: 550679 Total ASes present in the Internet Routing Table: 73846 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63333 Origin ASes announcing only one prefix: 25539 Transit ASes present in the Internet Routing Table: 10513 Transit-only ASes present in the Internet Routing Table: 428 Paths with bogon ASNs present in the IPv4 Routing Table: 136 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1107 Number of instances of unregistered ASNs: 1111 Number of 32-bit ASNs allocated by the RIRs: 40609 Number of 32-bit ASNs visible in the Routing Table: 33676 Prefixes from 32-bit ASNs in the Routing Table: 170227 Number of bogon 32-bit ASNs visible in the Routing Table: 58 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 514 Number of addresses announced to Internet: 3064686080 Equivalent to 182 /8s, 171 /16s and 102 /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: 321826 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235992 Total APNIC prefixes after maximum aggregation: 67686 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230826 Unique aggregates announced from the APNIC address blocks: 96951 APNIC Region origin ASes present in the Internet Routing Table: 13030 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3756 APNIC Region transit ASes present in the Internet Routing Table: 1759 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8307 Number of APNIC addresses announced to Internet: 773363200 Equivalent to 46 /8s, 24 /16s and 150 /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: 269001 Total ARIN prefixes after maximum aggregation: 121818 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270565 Unique aggregates announced from the ARIN address blocks: 129032 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.17 ARIN Region origin ASes announcing only one prefix: 6990 ARIN Region transit ASes present in the Internet Routing Table: 1957 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4674 Number of ARIN addresses announced to Internet: 1289901312 Equivalent to 76 /8s, 226 /16s and 85 /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: 265774 Total RIPE prefixes after maximum aggregation: 121273 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262503 Unique aggregates announced from the RIPE address blocks: 155059 RIPE Region origin ASes present in the Internet Routing Table: 28177 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11964 RIPE Region transit ASes present in the Internet Routing Table: 3992 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 61 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10887 Number of RIPE addresses announced to Internet: 716588288 Equivalent to 42 /8s, 182 /16s and 69 /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: 127332 Total LACNIC prefixes after maximum aggregation: 28130 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126665 Unique aggregates announced from the LACNIC address blocks: 48694 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2270 LACNIC Region transit ASes present in the Internet Routing Table: 2270 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: 8760 Number of LACNIC addresses announced to Internet: 176062720 Equivalent to 10 /8s, 126 /16s and 129 /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: 32822 Total AfriNIC prefixes after maximum aggregation: 5724 AfriNIC Deaggregation factor: 5.73 Prefixes being announced from the AfriNIC address blocks: 40955 Unique aggregates announced from the AfriNIC address blocks: 11952 AfriNIC Region origin ASes present in the Internet Routing Table: 1722 AfriNIC Prefixes per ASN: 23.78 AfriNIC Region origin ASes announcing only one prefix: 559 AfriNIC Region transit ASes present in the Internet Routing Table: 324 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1048 Number of AfriNIC addresses announced to Internet: 108484096 Equivalent to 6 /8s, 119 /16s and 86 /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 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5947 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3482 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2537 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11250 593 KIXS-AS-KR Korea Telecom, KR 24560 2275 849 418 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2160 440 214 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 7590 10614 2931 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3750 3061 339 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3583 1874 2558 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3065 50657 2332 DNIC-AS-00749, US 30036 2600 371 282 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2586 24058 1558 ATT-INTERNET4, US 396982 2562 3481 356 GOOGLE-CLOUD-PLATFORM, 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 6936 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 20940 4127 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2629 252 1355 M247, RO 6849 2387 339 20 UKRTELNET, UA 34984 2240 357 615 TELLCOM-AS, TR 47331 2207 338 1674 TTNET, 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 10821 3347 600 Uninet S.A. de C.V., MX 10620 3476 511 837 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2112 343 548 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 726 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 474 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 992 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 1887 326 57 Telkom-Internet, ZA 24863 1572 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 68 37 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 504 51 34 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 10821 3347 600 Uninet S.A. de C.V., MX 9808 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7590 10614 2931 AMAZON-02, US 12479 6936 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 7545 5947 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4127 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3983 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 9123 9076 CHINAMOBILE-CN China Mobile Communications Grou 12479 6936 6792 UNI2-AS, ES 9121 6709 6692 TTNET, TR 7545 5947 5251 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7590 4659 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4127 3947 AKAMAI-ASN1, NL 8551 3983 3945 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 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 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 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 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 /11:100 /12:296 /13:586 /14:1204 /15:2105 /16:13605 /17:8413 /18:14167 /19:25231 /20:44068 /21:53021 /22:111059 /23:101193 /24:556913 /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 5949 6936 UNI2-AS, ES 9121 5866 6709 TTNET, TR 8151 4771 10821 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3447 3983 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2772 3750 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2256 2600 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1896 2:1040 3:166 4:7 5:4219 6:120 7:5 8:1573 9:1 11:173 12:1617 13:353 14:2376 15:288 16:71 17:364 18:380 20:243 21:4 22:188 23:6034 24:2512 25:6 27:2778 29:19 31:2508 32:95 34:8 35:94 36:1821 37:4550 38:3768 39:776 40:154 41:4441 42:1175 43:2258 44:299 45:17478 46:4209 47:377 49:1726 50:1927 51:245 52:1501 54:397 55:843 56:8 57:87 58:1788 59:1113 60:1007 61:2462 62:2667 63:1966 64:5659 65:2341 66:4927 67:3045 68:1409 69:4190 70:1297 71:686 72:3067 74:2673 75:1484 76:598 77:2350 78:4040 79:3154 80:2056 81:1842 82:1500 83:1217 84:1470 85:3769 86:728 87:2021 88:2844 89:3514 90:553 91:7696 92:2050 93:2572 94:3600 95:4857 96:1336 97:350 98:1177 99:740 100:69 101:1309 102:2778 103:30510 104:4556 105:1988 106:888 107:2541 108:931 109:4365 110:2009 111:3272 112:2054 113:1536 114:1613 115:2121 116:1884 117:2494 118:2329 119:1848 120:1682 121:1065 122:2601 123:2157 124:1510 125:2145 128:1300 129:1040 130:990 131:2236 132:862 133:378 134:1921 135:334 136:886 137:924 138:2824 139:1519 140:1110 141:1489 142:1423 143:1475 144:1201 145:352 146:1887 147:1520 148:2264 149:1839 150:888 151:1146 152:1963 153:538 154:3922 155:1434 156:1633 157:1307 158:1038 159:2210 160:2677 161:1394 162:3539 163:1470 164:1729 165:1686 166:822 167:1718 168:4146 169:933 170:4950 171:850 172:3497 173:3135 174:1035 175:1183 176:3667 177:5987 178:3549 179:2589 180:2358 181:3421 182:3208 183:1918 184:2353 185:20075 186:5024 187:4520 188:4141 189:3793 190:9198 191:1744 192:11040 193:8800 194:7255 195:5191 196:3232 197:2853 198:6016 199:6107 200:7984 201:6078 202:10408 203:10253 204:4605 205:3483 206:3886 207:3400 208:4119 209:4835 210:4207 211:2355 212:4080 213:3551 214:1095 215:53 216:6574 217:2721 218:1269 219:414 220:2053 221:927 222:666 223:1993 End of report