IPv4 R&E Routing Table Report 18:35 GMT Sat 12 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: 931696 Prefixes after maximum aggregation (per Origin AS): 345421 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442027 Number of IPv4 prefixes with a valid ROA: 378427 Number of IPv4 prefixes with an invalid ROA: 2788 Number of IPv4 prefixes with no ROA: 550481 Total ASes present in the Internet Routing Table: 73836 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63334 Origin ASes announcing only one prefix: 25527 Transit ASes present in the Internet Routing Table: 10502 Transit-only ASes present in the Internet Routing Table: 429 Paths with bogon ASNs present in the IPv4 Routing Table: 141 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: 1103 Number of instances of unregistered ASNs: 1107 Number of 32-bit ASNs allocated by the RIRs: 40604 Number of 32-bit ASNs visible in the Routing Table: 33673 Prefixes from 32-bit ASNs in the Routing Table: 170194 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: 513 Number of addresses announced to Internet: 3064542976 Equivalent to 182 /8s, 169 /16s and 55 /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: 321517 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 235967 Total APNIC prefixes after maximum aggregation: 67669 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 230803 Unique aggregates announced from the APNIC address blocks: 96942 APNIC Region origin ASes present in the Internet Routing Table: 13023 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3749 APNIC Region transit ASes present in the Internet Routing Table: 1757 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: 8300 Number of APNIC addresses announced to Internet: 773297152 Equivalent to 46 /8s, 23 /16s and 148 /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: 269067 Total ARIN prefixes after maximum aggregation: 121798 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270574 Unique aggregates announced from the ARIN address blocks: 129050 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 14.17 ARIN Region origin ASes announcing only one prefix: 6996 ARIN Region transit ASes present in the Internet Routing Table: 1959 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4677 Number of ARIN addresses announced to Internet: 1289947392 Equivalent to 76 /8s, 227 /16s and 9 /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: 265746 Total RIPE prefixes after maximum aggregation: 121270 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262492 Unique aggregates announced from the RIPE address blocks: 155039 RIPE Region origin ASes present in the Internet Routing Table: 28171 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11958 RIPE Region transit ASes present in the Internet Routing Table: 3987 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: 10883 Number of RIPE addresses announced to Internet: 716542208 Equivalent to 42 /8s, 181 /16s and 145 /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: 127141 Total LACNIC prefixes after maximum aggregation: 28140 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 126510 Unique aggregates announced from the LACNIC address blocks: 48615 LACNIC Region origin ASes present in the Internet Routing Table: 10996 LACNIC Prefixes per ASN: 11.51 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2266 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: 8764 Number of LACNIC addresses announced to Internet: 176000256 Equivalent to 10 /8s, 125 /16s and 141 /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: 32672 Total AfriNIC prefixes after maximum aggregation: 5726 AfriNIC Deaggregation factor: 5.71 Prefixes being announced from the AfriNIC address blocks: 40804 Unique aggregates announced from the AfriNIC address blocks: 11952 AfriNIC Region origin ASes present in the Internet Routing Table: 1720 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: 323 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: 1049 Number of AfriNIC addresses announced to Internet: 108469504 Equivalent to 6 /8s, 119 /16s and 29 /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 5946 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3611 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3526 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3481 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2526 499 237 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 2155 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 7597 10615 2920 AMAZON-02, US 11492 4586 304 543 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3751 3061 339 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3582 1873 2557 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3055 50656 2322 DNIC-AS-00749, US 30036 2602 372 270 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 6711 1692 17 TTNET, TR 20940 4123 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3984 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 2241 357 614 TELLCOM-AS, TR 47331 2208 338 1675 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 1571 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 613 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 7597 10615 2920 AMAZON-02, US 12479 6936 1730 144 UNI2-AS, ES 9121 6711 1692 17 TTNET, TR 7545 5946 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4586 304 543 CABLEONE, US 20940 4123 3400 178 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3984 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 6711 6694 TTNET, TR 7545 5946 5250 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7597 4677 AMAZON-02, US 11492 4586 4043 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3984 3946 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4123 3945 AKAMAI-ASN1, NL 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 /17:8403 /18:14160 /19:25232 /20:44056 /21:53017 /22:111033 /23:101113 /24:556719 /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 5868 6711 TTNET, TR 8151 4771 10821 Uninet S.A. de C.V., MX 11492 3494 4586 CABLEONE, US 8551 3448 3984 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 3751 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2258 2602 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 5:4218 6:120 7:5 8:1584 9:1 11:173 12:1618 13:353 14:2374 15:288 16:71 17:364 18:382 20:243 21:4 22:188 23:6035 24:2512 25:6 27:2779 29:19 31:2513 32:95 34:8 35:94 36:1821 37:4551 38:3767 39:776 40:154 41:4392 42:1175 43:2266 44:299 45:17506 46:4207 47:377 49:1726 50:1933 51:245 52:1501 54:397 55:844 56:8 57:87 58:1788 59:1114 60:1005 61:2457 62:2666 63:1966 64:5659 65:2323 66:4920 67:3039 68:1409 69:4191 70:1296 71:687 72:3067 74:2672 75:1484 76:598 77:2362 78:4037 79:3155 80:2060 81:1843 82:1499 83:1217 84:1470 85:3772 86:728 87:2022 88:2844 89:3496 90:553 91:7687 92:2050 93:2572 94:3587 95:4857 96:1337 97:349 98:1176 99:740 100:69 101:1309 102:2778 103:30503 104:4562 105:1988 106:888 107:2541 108:931 109:4352 110:2009 111:3272 112:2054 113:1536 114:1611 115:2122 116:1879 117:2486 118:2329 119:1846 120:1682 121:1068 122:2601 123:2158 124:1510 125:2144 128:1300 129:1040 130:990 131:2237 132:862 133:378 134:1919 135:334 136:886 137:923 138:2827 139:1518 140:1110 141:1498 142:1417 143:1468 144:1197 145:352 146:1889 147:1546 148:2264 149:1839 150:887 151:1146 152:1961 153:538 154:3924 155:1433 156:1633 157:1305 158:1042 159:2209 160:2677 161:1394 162:3534 163:1468 164:1729 165:1684 166:828 167:1722 168:4159 169:933 170:4951 171:849 172:3497 173:3134 174:1034 175:1183 176:3670 177:5991 178:3549 179:2587 180:2357 181:3423 182:3206 183:1918 184:2353 185:20076 186:4994 187:4520 188:4128 189:3793 190:9178 191:1708 192:11037 193:8804 194:7263 195:5192 196:3185 197:2851 198:6017 199:6108 200:7980 201:6079 202:10407 203:10253 204:4602 205:3473 206:3889 207:3396 208:4119 209:4833 210:4207 211:2357 212:4080 213:3556 214:1092 215:53 216:6576 217:2721 218:1269 219:412 220:2052 221:927 222:666 223:1994 End of report