IPv4 R&E Routing Table Report 18:35 GMT Sat 22 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: 935350 Prefixes after maximum aggregation (per Origin AS): 347984 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448120 Number of IPv4 prefixes with a valid ROA: 403501 Number of IPv4 prefixes with an invalid ROA: 1764 Number of IPv4 prefixes with no ROA: 530085 Total ASes present in the Internet Routing Table: 74361 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63799 Origin ASes announcing only one prefix: 25704 Transit ASes present in the Internet Routing Table: 10562 Transit-only ASes present in the Internet Routing Table: 438 Paths with bogon ASNs present in the IPv4 Routing Table: 131 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: 1395 Number of instances of unregistered ASNs: 1402 Number of 32-bit ASNs allocated by the RIRs: 41710 Number of 32-bit ASNs visible in the Routing Table: 34504 Prefixes from 32-bit ASNs in the Routing Table: 176840 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: 861 Number of addresses announced to Internet: 3060609280 Equivalent to 182 /8s, 109 /16s and 49 /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: 318276 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239200 Total APNIC prefixes after maximum aggregation: 68498 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 233465 Unique aggregates announced from the APNIC address blocks: 97538 APNIC Region origin ASes present in the Internet Routing Table: 13357 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 3921 APNIC Region transit ASes present in the Internet Routing Table: 1798 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: 8687 Number of APNIC addresses announced to Internet: 773176320 Equivalent to 46 /8s, 21 /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, 131072-151865 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: 271148 Total ARIN prefixes after maximum aggregation: 122153 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274101 Unique aggregates announced from the ARIN address blocks: 130818 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6958 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: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4785 Number of ARIN addresses announced to Internet: 1284324864 Equivalent to 76 /8s, 141 /16s and 62 /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: 262947 Total RIPE prefixes after maximum aggregation: 122169 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258507 Unique aggregates announced from the RIPE address blocks: 157607 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: 12008 RIPE Region transit ASes present in the Internet Routing Table: 3948 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: 11166 Number of RIPE addresses announced to Internet: 717999104 Equivalent to 42 /8s, 203 /16s and 204 /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: 128612 Total LACNIC prefixes after maximum aggregation: 28479 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127759 Unique aggregates announced from the LACNIC address blocks: 49225 LACNIC Region origin ASes present in the Internet Routing Table: 10981 LACNIC Prefixes per ASN: 11.63 LACNIC Region origin ASes announcing only one prefix: 2245 LACNIC Region transit ASes present in the Internet Routing Table: 2325 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: 8772 Number of LACNIC addresses announced to Internet: 176801536 Equivalent to 10 /8s, 137 /16s and 199 /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: 32048 Total AfriNIC prefixes after maximum aggregation: 5861 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 40657 Unique aggregates announced from the AfriNIC address blocks: 12338 AfriNIC Region origin ASes present in the Internet Routing Table: 1749 AfriNIC Prefixes per ASN: 23.25 AfriNIC Region origin ASes announcing only one prefix: 572 AfriNIC Region transit ASes present in the Internet Routing Table: 339 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: 1094 Number of AfriNIC addresses announced to Internet: 107634688 Equivalent to 6 /8s, 106 /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 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5727 786 691 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 2942 490 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2380 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2302 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2151 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 8215 10771 2945 AMAZON-02, US 11492 4543 301 602 CABLEONE, US 7155 3970 279 48 VIASAT-SP-BACKBONE, US 22773 3591 3041 282 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 64 SHAW, CA 16625 3168 1585 2359 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2578 24123 1572 ATT-INTERNET4, US 30036 2509 362 445 MEDIACOM-ENTERPRISE-BUSINESS, 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 7218 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4090 3399 167 AKAMAI-ASN1, NL 8551 3892 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2292 909 ROSTELECOM-AS, RU 9009 2674 251 1396 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 11235 3361 590 Uninet S.A. de C.V., MX 10620 3503 507 851 Telmex Colombia S.A., CO 13999 2327 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 1300 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 1097 180 444 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 1578 393 19 LINKdotNET-AS, EG 24835 1553 533 30 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 36935 875 520 42 Vodafone-, EG 37457 820 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 529 54 43 WANANCHI-, KE 36914 506 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 11235 3361 590 Uninet S.A. de C.V., MX 9808 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8215 10771 2945 AMAZON-02, US 12479 7218 1706 140 UNI2-AS, ES 7545 5727 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4543 301 602 CABLEONE, US 20940 4090 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 9461 9424 CHINAMOBILE-CN China Mobile Communications Grou 12479 7218 7078 UNI2-AS, ES 16509 8215 5270 AMAZON-02, US 7545 5727 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4543 3941 CABLEONE, US 20940 4090 3923 AKAMAI-ASN1, NL 7155 3970 3922 VIASAT-SP-BACKBONE, US 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 /16:13519 /17:8287 /18:13990 /19:25188 /20:43883 /21:52146 /22:110409 /23:101219 /24:562349 /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 6275 7218 UNI2-AS, ES 8151 5179 11235 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 2658 3591 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2166 2509 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2057 3503 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) ---------------------------------------------- 1:1779 2:1267 3:175 4:7 5:4596 6:128 7:6 8:1553 9:1 11:172 12:1536 13:386 14:2315 15:299 16:183 17:369 18:414 20:258 21:4 22:188 23:6257 24:2982 25:6 27:2565 29:19 31:2542 32:84 34:12 35:108 36:1934 37:4667 38:4554 39:822 40:151 41:4409 42:1207 43:2357 44:313 45:17677 46:4312 47:361 49:1744 50:1850 51:574 52:1590 54:391 55:855 56:8 57:122 58:1781 59:1098 60:988 61:2526 62:2735 63:1929 64:5829 65:2339 66:5090 67:3034 68:1391 69:4194 70:1413 71:682 72:3055 74:2642 75:1478 76:597 77:2549 78:1915 79:3180 80:2126 81:1777 82:1489 83:1300 84:1522 85:3024 86:766 87:2080 88:1268 89:3692 90:613 91:7820 92:2069 93:2640 94:3666 95:4034 96:1327 97:336 98:1157 99:745 100:73 101:1304 102:3033 103:31390 104:4657 105:881 106:919 107:2527 108:1034 109:4434 110:2077 111:3080 112:2034 113:1574 114:1654 115:2073 116:1910 117:2566 118:2362 119:2019 120:1763 121:1056 122:2641 123:2207 124:1566 125:2463 128:1326 129:1130 130:1031 131:2178 132:861 133:422 134:1898 135:346 136:880 137:955 138:2843 139:1558 140:1236 141:1462 142:1439 143:1575 144:1160 145:348 146:1954 147:1590 148:2354 149:2109 150:877 151:1157 152:1965 153:572 154:4558 155:1439 156:1789 157:1314 158:1058 159:2302 160:2618 161:1534 162:3534 163:1580 164:1678 165:1782 166:1017 167:1746 168:4119 169:964 170:4975 171:881 172:3571 173:2960 174:1070 175:1193 176:3756 177:5993 178:3604 179:2590 180:2578 181:3501 182:3332 183:1949 184:2358 185:20377 186:5188 187:4559 188:4219 189:3976 190:9271 191:1911 192:10954 193:8906 194:7370 195:5207 196:3267 197:2748 198:5936 199:6112 200:8370 201:6120 202:10541 203:10368 204:4610 205:3523 206:4197 207:3451 208:4091 209:4890 210:4233 211:2412 212:4161 213:3599 214:1078 215:59 216:6687 217:2796 218:1279 219:412 220:1765 221:973 222:709 223:2153 End of report