IPv4 R&E Routing Table Report 18:35 GMT Mon 14 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: 932356 Prefixes after maximum aggregation (per Origin AS): 345578 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442275 Number of IPv4 prefixes with a valid ROA: 378931 Number of IPv4 prefixes with an invalid ROA: 2771 Number of IPv4 prefixes with no ROA: 550654 Total ASes present in the Internet Routing Table: 73862 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63333 Origin ASes announcing only one prefix: 25557 Transit ASes present in the Internet Routing Table: 10529 Transit-only ASes present in the Internet Routing Table: 428 Paths with bogon ASNs present in the IPv4 Routing Table: 132 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: 1108 Number of instances of unregistered ASNs: 1112 Number of 32-bit ASNs allocated by the RIRs: 40611 Number of 32-bit ASNs visible in the Routing Table: 33692 Prefixes from 32-bit ASNs in the Routing Table: 170360 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: 3064757760 Equivalent to 182 /8s, 172 /16s and 126 /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: 321871 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236152 Total APNIC prefixes after maximum aggregation: 67707 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 231003 Unique aggregates announced from the APNIC address blocks: 97050 APNIC Region origin ASes present in the Internet Routing Table: 13039 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3765 APNIC Region transit ASes present in the Internet Routing Table: 1758 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: 8314 Number of APNIC addresses announced to Internet: 773393920 Equivalent to 46 /8s, 25 /16s and 14 /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: 269076 Total ARIN prefixes after maximum aggregation: 121908 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270614 Unique aggregates announced from the ARIN address blocks: 129082 ARIN Region origin ASes present in the Internet Routing Table: 19091 ARIN Prefixes per ASN: 14.17 ARIN Region origin ASes announcing only one prefix: 6994 ARIN Region transit ASes present in the Internet Routing Table: 1960 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: 4679 Number of ARIN addresses announced to Internet: 1290072576 Equivalent to 76 /8s, 228 /16s and 242 /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: 265859 Total RIPE prefixes after maximum aggregation: 121281 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262570 Unique aggregates announced from the RIPE address blocks: 155098 RIPE Region origin ASes present in the Internet Routing Table: 28180 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11969 RIPE Region transit ASes present in the Internet Routing Table: 3996 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10894 Number of RIPE addresses announced to Internet: 716468480 Equivalent to 42 /8s, 180 /16s and 113 /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: 127342 Total LACNIC prefixes after maximum aggregation: 28111 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126685 Unique aggregates announced from the LACNIC address blocks: 48683 LACNIC Region origin ASes present in the Internet Routing Table: 10990 LACNIC Prefixes per ASN: 11.53 LACNIC Region origin ASes announcing only one prefix: 2267 LACNIC Region transit ASes present in the Internet Routing Table: 2279 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: 8757 Number of LACNIC addresses announced to Internet: 176040192 Equivalent to 10 /8s, 126 /16s and 41 /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: 32819 Total AfriNIC prefixes after maximum aggregation: 5756 AfriNIC Deaggregation factor: 5.70 Prefixes being announced from the AfriNIC address blocks: 40970 Unique aggregates announced from the AfriNIC address blocks: 11933 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.75 AfriNIC Region origin ASes announcing only one prefix: 562 AfriNIC Region transit ASes present in the Internet Routing Table: 325 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: 108496128 Equivalent to 6 /8s, 119 /16s and 133 /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 5944 786 694 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 3483 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 2282 848 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2159 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 7601 10615 2923 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3753 3063 341 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3582 1873 2561 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3065 50657 2332 DNIC-AS-00749, US 30036 2590 370 311 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2584 24059 1556 ATT-INTERNET4, US 396982 2563 3481 357 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 6935 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 20940 4129 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2638 253 1359 M247, RO 6849 2387 339 20 UKRTELNET, UA 34984 2240 357 615 TELLCOM-AS, TR 47331 2205 338 1672 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 10824 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 1113 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 987 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 1570 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 1008 67 53 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 10824 3347 600 Uninet S.A. de C.V., MX 9808 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7601 10615 2923 AMAZON-02, US 12479 6935 1730 144 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 7545 5944 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4129 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3986 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 6935 6791 UNI2-AS, ES 9121 6709 6692 TTNET, TR 7545 5944 5250 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7601 4678 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4129 3949 AKAMAI-ASN1, NL 8551 3986 3948 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 /15:2104 /16:13609 /17:8411 /18:14165 /19:25224 /20:44060 /21:53033 /22:111111 /23:101218 /24:557168 /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 5954 6935 UNI2-AS, ES 9121 5866 6709 TTNET, TR 8151 4774 10824 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3450 3986 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 2773 3753 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2246 2590 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1897 2:1042 3:166 4:7 5:4220 6:118 7:5 8:1584 9:1 11:173 12:1618 13:353 14:2377 15:288 16:71 17:364 18:382 20:243 21:4 22:188 23:6034 24:2512 25:4 27:2784 29:19 31:2506 32:95 34:8 35:94 36:1821 37:4550 38:3765 39:776 40:154 41:4432 42:1175 43:2265 44:299 45:17483 46:4209 47:377 49:1727 50:1933 51:238 52:1501 54:397 55:845 56:8 57:87 58:1788 59:1111 60:1008 61:2461 62:2668 63:1964 64:5661 65:2340 66:4928 67:3039 68:1410 69:4190 70:1297 71:688 72:3065 74:2672 75:1485 76:598 77:2355 78:4038 79:3153 80:2065 81:1844 82:1500 83:1218 84:1472 85:3776 86:732 87:2025 88:2844 89:3508 90:553 91:7713 92:2047 93:2573 94:3600 95:4862 96:1337 97:349 98:1177 99:740 100:69 101:1308 102:2779 103:30531 104:4566 105:1988 106:888 107:2542 108:931 109:4361 110:2009 111:3273 112:2054 113:1535 114:1611 115:2119 116:1885 117:2494 118:2330 119:1856 120:1684 121:1069 122:2598 123:2158 124:1530 125:2146 128:1304 129:1040 130:992 131:2230 132:862 133:401 134:1918 135:332 136:885 137:926 138:2820 139:1519 140:1100 141:1491 142:1423 143:1485 144:1203 145:351 146:1890 147:1522 148:2265 149:1835 150:888 151:1147 152:1964 153:538 154:3917 155:1435 156:1633 157:1301 158:1043 159:2211 160:2673 161:1393 162:3536 163:1474 164:1727 165:1687 166:829 167:1728 168:4160 169:932 170:4948 171:849 172:3513 173:3130 174:1033 175:1182 176:3659 177:5987 178:3559 179:2590 180:2356 181:3406 182:3208 183:1918 184:2354 185:20073 186:5021 187:4528 188:4140 189:3810 190:9188 191:1771 192:11038 193:8806 194:7261 195:5195 196:3236 197:2851 198:6012 199:6113 200:7985 201:6079 202:10418 203:10251 204:4606 205:3472 206:3889 207:3400 208:4119 209:4827 210:4228 211:2355 212:4082 213:3558 214:1090 215:53 216:6574 217:2726 218:1268 219:414 220:2052 221:950 222:666 223:1994 End of report