IPv4 R&E Routing Table Report 18:35 GMT Mon 14 Aug, 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: 942776 Prefixes after maximum aggregation (per Origin AS): 351168 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452040 Number of IPv4 prefixes with a valid ROA: 427508 Number of IPv4 prefixes with an invalid ROA: 1427 Number of IPv4 prefixes with no ROA: 513838 Total ASes present in the Internet Routing Table: 74657 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64330 Origin ASes announcing only one prefix: 25887 Transit ASes present in the Internet Routing Table: 10327 Transit-only ASes present in the Internet Routing Table: 437 Paths with bogon ASNs present in the IPv4 Routing Table: 74 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1044 Number of instances of unregistered ASNs: 1046 Number of 32-bit ASNs allocated by the RIRs: 42430 Number of 32-bit ASNs visible in the Routing Table: 34934 Prefixes from 32-bit ASNs in the Routing Table: 178699 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3051817472 Equivalent to 181 /8s, 231 /16s and 10 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 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: 318485 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243458 Total APNIC prefixes after maximum aggregation: 69647 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 237107 Unique aggregates announced from the APNIC address blocks: 98545 APNIC Region origin ASes present in the Internet Routing Table: 13544 APNIC Prefixes per ASN: 17.51 APNIC Region origin ASes announcing only one prefix: 3985 APNIC Region transit ASes present in the Internet Routing Table: 1787 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8890 Number of APNIC addresses announced to Internet: 772995840 Equivalent to 46 /8s, 18 /16s and 251 /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, 131072-153913 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: 276236 Total ARIN prefixes after maximum aggregation: 123654 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278655 Unique aggregates announced from the ARIN address blocks: 130853 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6960 ARIN Region transit ASes present in the Internet Routing Table: 1889 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4812 Number of ARIN addresses announced to Internet: 1276397568 Equivalent to 76 /8s, 20 /16s and 72 /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: 263601 Total RIPE prefixes after maximum aggregation: 122639 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260156 Unique aggregates announced from the RIPE address blocks: 159836 RIPE Region origin ASes present in the Internet Routing Table: 28416 RIPE Prefixes per ASN: 9.16 RIPE Region origin ASes announcing only one prefix: 12019 RIPE Region transit ASes present in the Internet Routing Table: 3825 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11300 Number of RIPE addresses announced to Internet: 716606464 Equivalent to 42 /8s, 182 /16s and 140 /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 196608-216475 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: 126000 Total LACNIC prefixes after maximum aggregation: 28572 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 124973 Unique aggregates announced from the LACNIC address blocks: 49816 LACNIC Region origin ASes present in the Internet Routing Table: 11000 LACNIC Prefixes per ASN: 11.36 LACNIC Region origin ASes announcing only one prefix: 2342 LACNIC Region transit ASes present in the Internet Routing Table: 2321 Average LACNIC Region AS path length visible: 8.6 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8813 Number of LACNIC addresses announced to Internet: 178309120 Equivalent to 10 /8s, 160 /16s and 200 /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: 32437 Total AfriNIC prefixes after maximum aggregation: 5940 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 41334 Unique aggregates announced from the AfriNIC address blocks: 12531 AfriNIC Region origin ASes present in the Internet Routing Table: 1777 AfriNIC Prefixes per ASN: 23.26 AfriNIC Region origin ASes announcing only one prefix: 581 AfriNIC Region transit ASes present in the Internet Routing Table: 340 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1119 Number of AfriNIC addresses announced to Internet: 107111936 Equivalent to 6 /8s, 98 /16s and 102 /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 9513 8705 38 CHINAMOBILE-CN China Mobile Communicati 7545 5704 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4317 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3726 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3552 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3436 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3078 498 250 BBIL-AP BHARTI Airtel Ltd., IN 24560 2481 843 410 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2154 442 200 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 8813 10963 3179 AMAZON-02, US 11492 4522 300 622 CABLEONE, US 7155 4193 288 100 VIASAT-SP-BACKBONE, US 174 3594 6654 602 COGENT-174, US 22773 3560 3054 297 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3150 54961 2402 DNIC-AS-00749, US 16625 3056 1491 2303 AKAMAI-AS, US 367 2969 3827 1409 DNIC-ASBLK-00306-00371, US 396982 2684 3596 387 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 7338 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4068 3398 151 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2294 913 ROSTELECOM-AS, RU 9009 2673 248 1394 M247, RO 34984 2317 362 605 TELLCOM-AS, TR 58224 1819 944 536 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1558 104 1213 ASDETUK www.heficed.com, US 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 11481 3358 606 UNINET, MX 10620 3534 507 832 Telmex Colombia S.A., CO 13999 2430 362 637 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad 28573 1314 2324 233 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 767 173 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1300 344 508 Axtel, S.A.B. de C.V., MX 6147 1123 370 22 Telefonica del Peru S.A.A., PE 28202 1122 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1112 181 434 Techtel LMDS Comunicaciones Interactiva 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 24863 1588 393 19 LINKdotNET-AS, EG 24835 1517 533 27 RAYA-AS, EG 36992 1356 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 922 521 43 Vodafone-, EG 37457 817 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 531 54 43 WANANCHI-, KE 36914 526 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 11481 3358 606 UNINET, MX 9808 9513 8705 38 CHINAMOBILE-CN China Mobile Communicati 16509 8813 10963 3179 AMAZON-02, US 12479 7338 1713 145 UNI2-AS, ES 7545 5704 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4522 300 622 CABLEONE, US 18403 4317 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4193 288 100 VIASAT-SP-BACKBONE, US 20940 4068 3398 151 AKAMAI-ASN1, NL 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 9513 9475 CHINAMOBILE-CN China Mobile Communications Grou 12479 7338 7193 UNI2-AS, ES 16509 8813 5634 AMAZON-02, US 7545 5704 5017 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4317 4292 FPT-AS-AP FPT Telecom Company, VN 7155 4193 4093 VIASAT-SP-BACKBONE, US 20940 4068 3917 AKAMAI-ASN1, NL 11492 4522 3900 CABLEONE, US 7552 3726 3705 VIETEL-AS-AP Viettel Group, VN 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 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 19695 UNALLOCATED 8.20.161.0/24 7015 COMCAST-7015, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 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 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 /9:14 /10:38 /11:102 /12:295 /13:573 /14:1204 /15:2128 /16:13574 /17:8346 /18:14043 /19:25225 /20:44186 /21:52310 /22:111100 /23:102425 /24:567197 /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 6424 7338 UNI2-AS, ES 8151 5513 11481 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3432 4522 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3139 4193 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2606 3560 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2154 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2092 3534 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2211 2:1350 3:230 4:5 5:4610 6:134 7:6 8:1540 9:1 11:172 12:1511 13:380 14:2306 15:302 16:198 17:372 18:592 20:284 21:4 22:188 23:6390 24:3029 25:6 27:2610 29:19 31:2548 32:85 34:25 35:115 36:1977 37:4636 38:6164 39:851 40:147 41:4512 42:2085 43:2328 44:321 45:17166 46:4359 47:384 49:1778 50:1878 51:585 52:1598 54:391 55:964 56:8 57:126 58:1893 59:1118 60:996 61:2569 62:2782 63:1929 64:5741 65:2336 66:5070 67:3044 68:1337 69:4121 70:1369 71:689 72:3047 74:2662 75:1610 76:617 77:2560 78:1846 79:2984 80:2141 81:1827 82:1513 83:1295 84:1533 85:3015 86:764 87:2080 88:1228 89:3870 90:618 91:7929 92:2069 93:2609 94:3572 95:4023 96:1296 97:316 98:1104 99:735 100:90 101:1316 102:3243 103:32095 104:4582 105:730 106:880 107:2561 108:1124 109:4297 110:2111 111:3143 112:2062 113:1762 114:1656 115:2064 116:1923 117:2535 118:2690 119:1975 120:1784 121:1100 122:2604 123:2173 124:1568 125:2477 128:1459 129:1114 130:1053 131:2054 132:857 133:422 134:1794 135:349 136:902 137:984 138:2782 139:1575 140:1253 141:1298 142:1478 143:1524 144:1002 145:343 146:1969 147:1619 148:2449 149:2179 150:896 151:1185 152:1998 153:584 154:4974 155:1387 156:1940 157:1329 158:1080 159:2229 160:2681 161:1557 162:3536 163:1603 164:1742 165:1893 166:983 167:1739 168:4008 169:946 170:4816 171:907 172:3631 173:2994 174:994 175:1203 176:3835 177:5467 178:3568 179:2410 180:2438 181:3537 182:3408 183:1984 184:2314 185:20724 186:5012 187:4478 188:4270 189:4004 190:9284 191:1840 192:10952 193:8983 194:7371 195:5250 196:3369 197:2766 198:5987 199:6100 200:8087 201:6046 202:10465 203:10177 204:4558 205:3661 206:4353 207:3467 208:4175 209:4946 210:4282 211:2455 212:4296 213:3613 214:1092 215:60 216:6769 217:2865 218:1284 219:419 220:1794 221:978 222:664 223:2163 End of report