IPv4 R&E Routing Table Report 18:35 GMT Thu 20 Apr, 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: 935460 Prefixes after maximum aggregation (per Origin AS): 348017 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448051 Number of IPv4 prefixes with a valid ROA: 402742 Number of IPv4 prefixes with an invalid ROA: 1798 Number of IPv4 prefixes with no ROA: 530920 Total ASes present in the Internet Routing Table: 74382 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63840 Origin ASes announcing only one prefix: 25720 Transit ASes present in the Internet Routing Table: 10542 Transit-only ASes present in the Internet Routing Table: 441 Paths with bogon ASNs present in the IPv4 Routing Table: 146 Average AS path length visible in the Internet Routing Table: 6.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1403 Number of instances of unregistered ASNs: 1410 Number of 32-bit ASNs allocated by the RIRs: 41684 Number of 32-bit ASNs visible in the Routing Table: 34508 Prefixes from 32-bit ASNs in the Routing Table: 176954 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 916 Number of addresses announced to Internet: 3060894720 Equivalent to 182 /8s, 113 /16s and 140 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 318315 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239394 Total APNIC prefixes after maximum aggregation: 68526 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 233595 Unique aggregates announced from the APNIC address blocks: 97510 APNIC Region origin ASes present in the Internet Routing Table: 13364 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 3919 APNIC Region transit ASes present in the Internet Routing Table: 1794 Average APNIC Region AS path length visible: 7.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8694 Number of APNIC addresses announced to Internet: 773168128 Equivalent to 46 /8s, 21 /16s and 156 /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: 271126 Total ARIN prefixes after maximum aggregation: 122120 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274189 Unique aggregates announced from the ARIN address blocks: 130764 ARIN Region origin ASes present in the Internet Routing Table: 19093 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6968 ARIN Region transit ASes present in the Internet Routing Table: 1943 Average ARIN Region AS path length visible: 6.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4788 Number of ARIN addresses announced to Internet: 1284204288 Equivalent to 76 /8s, 139 /16s and 103 /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: 262964 Total RIPE prefixes after maximum aggregation: 122218 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258456 Unique aggregates announced from the RIPE address blocks: 157554 RIPE Region origin ASes present in the Internet Routing Table: 28342 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12012 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 6.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11159 Number of RIPE addresses announced to Internet: 717973760 Equivalent to 42 /8s, 203 /16s and 105 /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: 128658 Total LACNIC prefixes after maximum aggregation: 28462 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127799 Unique aggregates announced from the LACNIC address blocks: 49234 LACNIC Region origin ASes present in the Internet Routing Table: 10982 LACNIC Prefixes per ASN: 11.64 LACNIC Region origin ASes announcing only one prefix: 2248 LACNIC Region transit ASes present in the Internet Routing Table: 2315 Average LACNIC Region AS path length visible: 7.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8775 Number of LACNIC addresses announced to Internet: 176819200 Equivalent to 10 /8s, 138 /16s and 12 /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: 31915 Total AfriNIC prefixes after maximum aggregation: 5860 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 40505 Unique aggregates announced from the AfriNIC address blocks: 12348 AfriNIC Region origin ASes present in the Internet Routing Table: 1748 AfriNIC Prefixes per ASN: 23.17 AfriNIC Region origin ASes announcing only one prefix: 573 AfriNIC Region transit ASes present in the Internet Routing Table: 337 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1092 Number of AfriNIC addresses announced to Internet: 108029184 Equivalent to 6 /8s, 112 /16s and 101 /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 9460 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5726 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3479 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3421 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2940 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2379 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2152 442 196 TATACOMM-AS TATA Communications formerl 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8209 10770 2933 AMAZON-02, US 11492 4543 301 602 CABLEONE, US 7155 3970 279 48 VIASAT-SP-BACKBONE, US 22773 3593 3041 284 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 64 SHAW, CA 16625 3152 1574 2349 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 30036 2510 362 438 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2382 24083 1435 ATT-INTERNET4, 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 7216 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4087 3399 167 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2887 2292 909 ROSTELECOM-AS, RU 9009 2671 251 1393 M247, RO 34984 2275 359 612 TELLCOM-AS, TR 6849 2047 307 18 UKRTELNET, UA 58224 1851 950 543 TCI, IR 13188 1606 100 26 TRIOLAN, UA 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 11230 3361 589 Uninet S.A. de C.V., MX 10620 3502 507 853 Telmex Colombia S.A., CO 13999 2323 357 614 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1334 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1304 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 446 Techtel LMDS Comunicaciones Interactiva 26615 1032 2498 45 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 24863 1577 393 19 LINKdotNET-AS, EG 24835 1354 533 28 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1025 67 51 ORANGE-COTE-IVOIRE, CI 37457 820 325 49 Telkom-Internet, ZA 36935 814 519 33 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 531 53 42 WANANCHI-, KE 36914 511 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 11230 3361 589 Uninet S.A. de C.V., MX 9808 9460 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8209 10770 2933 AMAZON-02, US 12479 7216 1706 140 UNI2-AS, ES 7545 5726 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4543 301 602 CABLEONE, US 20940 4087 3399 167 AKAMAI-ASN1, NL 7155 3970 279 48 VIASAT-SP-BACKBONE, US 8551 3892 370 37 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 9460 9423 CHINAMOBILE-CN China Mobile Communications Grou 12479 7216 7076 UNI2-AS, ES 16509 8209 5276 AMAZON-02, US 7545 5726 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4543 3941 CABLEONE, US 7155 3970 3922 VIASAT-SP-BACKBONE, US 20940 4087 3920 AKAMAI-ASN1, NL 8551 3892 3855 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3676 3655 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.137.120.0/22 Origin: 53698 NINJA-IX-TRANSIT-CONNECTION, US 23.137.120.0/22 Transit: 6939 HURRICANE, US 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 /11:103 /12:298 /13:576 /14:1205 /15:2110 /16:13532 /17:8292 /18:13997 /19:25211 /20:43862 /21:52147 /22:110359 /23:101284 /24:562416 /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 6273 7216 UNI2-AS, ES 8151 5172 11230 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3452 4543 CABLEONE, US 8551 3364 3892 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3522 SHAW, CA 7155 3040 3970 VIASAT-SP-BACKBONE, US 22773 2659 3593 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2167 2510 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2056 3502 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) ---------------------------------------------- 1:1776 2:1267 3:175 4:7 5:4593 6:128 7:6 8:1552 9:1 11:172 12:1547 13:386 14:2310 15:299 16:183 17:370 18:413 20:260 21:4 22:188 23:6253 24:2983 25:6 27:2566 29:19 31:2531 32:93 34:12 35:107 36:1934 37:4674 38:4547 39:822 40:151 41:4435 42:1206 43:2356 44:312 45:17668 46:4301 47:362 49:1746 50:1851 51:574 52:1590 54:390 55:844 56:8 57:122 58:1781 59:1101 60:988 61:2524 62:2735 63:1928 64:5827 65:2337 66:5087 67:3039 68:1390 69:4193 70:1413 71:680 72:3055 74:2646 75:1478 76:608 77:2549 78:1915 79:3169 80:2122 81:1768 82:1485 83:1296 84:1522 85:3032 86:765 87:2077 88:1270 89:3692 90:613 91:7813 92:2066 93:2640 94:3660 95:4032 96:1327 97:336 98:1158 99:745 100:73 101:1304 102:3018 103:31419 104:4651 105:864 106:917 107:2526 108:1036 109:4445 110:2079 111:3085 112:2034 113:1564 114:1656 115:2082 116:1919 117:2567 118:2355 119:2018 120:1769 121:1056 122:2645 123:2209 124:1568 125:2463 128:1327 129:1130 130:1031 131:2171 132:863 133:422 134:1903 135:348 136:879 137:963 138:2839 139:1553 140:1237 141:1461 142:1439 143:1583 144:1165 145:348 146:1957 147:1593 148:2343 149:2095 150:895 151:1160 152:1965 153:572 154:4562 155:1440 156:1812 157:1318 158:1055 159:2301 160:2610 161:1515 162:3537 163:1575 164:1677 165:1781 166:1015 167:1750 168:4128 169:964 170:4975 171:878 172:3570 173:2962 174:1070 175:1182 176:3751 177:6016 178:3602 179:2587 180:2570 181:3489 182:3328 183:1948 184:2360 185:20364 186:5184 187:4549 188:4220 189:3983 190:9292 191:1926 192:10953 193:8907 194:7377 195:5222 196:3285 197:2767 198:5934 199:6107 200:8365 201:6117 202:10545 203:10370 204:4613 205:3529 206:4195 207:3456 208:4093 209:4884 210:4240 211:2417 212:4164 213:3590 214:1084 215:59 216:6692 217:2787 218:1283 219:412 220:1764 221:973 222:709 223:2151 End of report