IPv4 R&E Routing Table Report 18:35 GMT Wed 20 Dec, 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: 956672 Prefixes after maximum aggregation (per Origin AS): 357425 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 455909 Number of IPv4 prefixes with a valid ROA: 446432 Number of IPv4 prefixes with an invalid ROA: 2696 Number of IPv4 prefixes with no ROA: 507544 Total ASes present in the Internet Routing Table: 75200 Prefixes per ASN: 12.72 Origin-only ASes present in the Internet Routing Table: 64738 Origin ASes announcing only one prefix: 26069 Transit ASes present in the Internet Routing Table: 10462 Transit-only ASes present in the Internet Routing Table: 466 Paths with bogon ASNs present in the IPv4 Routing Table: 96 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1077 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 43244 Number of 32-bit ASNs visible in the Routing Table: 35607 Prefixes from 32-bit ASNs in the Routing Table: 184425 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 525 Number of addresses announced to Internet: 3048646144 Equivalent to 181 /8s, 182 /16s and 166 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 322070 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247943 Total APNIC prefixes after maximum aggregation: 71749 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 240990 Unique aggregates announced from the APNIC address blocks: 99584 APNIC Region origin ASes present in the Internet Routing Table: 13818 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 4157 APNIC Region transit ASes present in the Internet Routing Table: 1854 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9195 Number of APNIC addresses announced to Internet: 770817024 Equivalent to 45 /8s, 241 /16s and 188 /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: 277570 Total ARIN prefixes after maximum aggregation: 124590 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282713 Unique aggregates announced from the ARIN address blocks: 132738 ARIN Region origin ASes present in the Internet Routing Table: 19063 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6936 ARIN Region transit ASes present in the Internet Routing Table: 1881 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4825 Number of ARIN addresses announced to Internet: 1276150784 Equivalent to 76 /8s, 16 /16s and 132 /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: 266407 Total RIPE prefixes after maximum aggregation: 125315 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260618 Unique aggregates announced from the RIPE address blocks: 160842 RIPE Region origin ASes present in the Internet Routing Table: 28560 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12100 RIPE Region transit ASes present in the Internet Routing Table: 3849 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11516 Number of RIPE addresses announced to Internet: 714904064 Equivalent to 42 /8s, 156 /16s and 146 /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: 129216 Total LACNIC prefixes after maximum aggregation: 28916 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 127787 Unique aggregates announced from the LACNIC address blocks: 49391 LACNIC Region origin ASes present in the Internet Routing Table: 11061 LACNIC Prefixes per ASN: 11.55 LACNIC Region origin ASes announcing only one prefix: 2282 LACNIC Region transit ASes present in the Internet Routing Table: 2378 Average LACNIC Region AS path length visible: 8.5 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8905 Number of LACNIC addresses announced to Internet: 178448896 Equivalent to 10 /8s, 162 /16s and 234 /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: 34459 Total AfriNIC prefixes after maximum aggregation: 6119 AfriNIC Deaggregation factor: 5.63 Prefixes being announced from the AfriNIC address blocks: 44039 Unique aggregates announced from the AfriNIC address blocks: 12917 AfriNIC Region origin ASes present in the Internet Routing Table: 1824 AfriNIC Prefixes per ASN: 24.14 AfriNIC Region origin ASes announcing only one prefix: 594 AfriNIC Region transit ASes present in the Internet Routing Table: 347 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166 Number of AfriNIC addresses announced to Internet: 107962368 Equivalent to 6 /8s, 111 /16s and 96 /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 9768 8734 47 CHINAMOBILE-CN China Mobile Communicati 7545 5673 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4481 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3796 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3602 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3403 495 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3355 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2655 855 373 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2232 11258 588 KIXS-AS-KR Korea Telecom, KR 4755 2188 442 199 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 9457 11200 3350 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4176 288 96 VIASAT-SP-BACKBONE, US 174 4011 6658 652 COGENT-174, US 6327 3564 1320 69 SHAW, CA 22773 3478 3054 299 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3236 1434 2349 AKAMAI-AS, US 749 3162 54930 2414 DNIC-AS-00749, US 367 2963 3852 1418 DNIC-ASBLK-00306-00371, US 396982 2739 3638 385 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 7574 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4047 3397 141 AKAMAI-ASN1, NL 9009 3504 301 1641 M247, RO 8551 3368 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2963 2301 911 ROSTELECOM-AS, RU 34984 2331 360 594 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1529 875 581 TCI, IR 44477 1450 95 718 STARK-INDUSTRIES, GB 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 12152 3382 599 UNINET, MX 10620 3519 497 886 Telmex Colombia S.A., CO 13999 2492 339 635 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1345 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1308 788 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1246 341 504 Axtel, S.A.B. de C.V., MX 28202 1102 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1097 177 429 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 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 1631 316 48 Telkom-Internet, ZA 24863 1596 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1053 68 50 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 6713 552 1861 34 IAM-AS, MA 36914 543 82 3 KENET-AS, KE 15399 542 55 49 WANANCHI-, 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 12152 3382 599 UNINET, MX 9808 9768 8734 47 CHINAMOBILE-CN China Mobile Communicati 16509 9457 11200 3350 AMAZON-02, US 12479 7574 1714 146 UNI2-AS, ES 7545 5673 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4562 303 680 CABLEONE, US 18403 4481 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4176 288 96 VIASAT-SP-BACKBONE, US 20940 4047 3397 141 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 9768 9721 CHINAMOBILE-CN China Mobile Communications Grou 12479 7574 7428 UNI2-AS, ES 16509 9457 6107 AMAZON-02, US 7545 5673 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4481 4456 FPT-AS-AP FPT Telecom Company, VN 7155 4176 4080 VIASAT-SP-BACKBONE, US 20940 4047 3906 AKAMAI-ASN1, NL 11492 4562 3882 CABLEONE, US 7552 3796 3776 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, 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 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 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 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 /10:37 /11:99 /12:299 /13:579 /14:1201 /15:2114 /16:13525 /17:8343 /18:14018 /19:25258 /20:44198 /21:52429 /22:112060 /23:103644 /24:578838 /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 6660 7574 UNI2-AS, ES 8151 6155 12152 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3370 3564 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3120 4176 VIASAT-SP-BACKBONE, US 8551 2845 3368 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2532 3478 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2130 2475 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2122 3519 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) ---------------------------------------------- 1:2271 2:1423 3:283 4:7 5:4488 6:163 7:6 8:1539 9:1 11:172 12:1490 13:376 14:2330 15:308 16:206 17:359 18:707 20:359 21:4 22:188 23:6591 24:3001 25:2 27:2644 29:19 31:2580 32:62 34:37 35:118 36:2104 37:4516 38:6842 39:883 40:147 41:4459 42:2161 43:2334 44:330 45:17469 46:4459 47:286 49:1906 50:1910 51:577 52:1597 54:385 55:889 56:5 57:137 58:1936 59:1119 60:1012 61:2655 62:2834 63:1922 64:5673 65:2368 66:5124 67:3091 68:1339 69:4088 70:1336 71:618 72:3001 74:2662 75:1585 76:625 77:2463 78:1836 79:3019 80:2142 81:1899 82:1538 83:1341 84:1622 85:3034 86:786 87:2073 88:1278 89:3996 90:658 91:8017 92:2184 93:2655 94:3638 95:4026 96:1299 97:316 98:1019 99:737 100:94 101:1151 102:3516 103:32622 104:4809 105:2108 106:978 107:2759 108:1153 109:4214 110:2137 111:3164 112:2085 113:1725 114:1753 115:2090 116:1981 117:2577 118:2756 119:1965 120:1771 121:1263 122:2664 123:2206 124:1598 125:2763 128:1511 129:1002 130:1094 131:2084 132:890 133:411 134:1723 135:336 136:917 137:993 138:2905 139:1552 140:1339 141:1366 142:1561 143:1583 144:1001 145:337 146:2015 147:1645 148:2499 149:2464 150:1025 151:1312 152:1970 153:599 154:5693 155:1380 156:2136 157:1379 158:1078 159:2209 160:2707 161:1629 162:3609 163:1656 164:1687 165:1914 166:1077 167:1764 168:4030 169:819 170:4955 171:970 172:3777 173:3045 174:894 175:1237 176:3677 177:5562 178:3564 179:2479 180:2355 181:3722 182:3411 183:2002 184:2270 185:20745 186:5173 187:4740 188:4067 189:4316 190:9517 191:1981 192:11028 193:9029 194:7412 195:5310 196:3465 197:2760 198:5978 199:6828 200:8488 201:6368 202:10481 203:10228 204:4608 205:3676 206:4477 207:3488 208:4126 209:4962 210:4438 211:2496 212:4269 213:3436 214:1118 215:49 216:6815 217:2876 218:1308 219:416 220:2026 221:1022 222:702 223:2199 End of report