IPv4 R&E Routing Table Report 18:35 GMT Mon 10 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: 933732 Prefixes after maximum aggregation (per Origin AS): 347470 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447305 Number of IPv4 prefixes with a valid ROA: 395122 Number of IPv4 prefixes with an invalid ROA: 1376 Number of IPv4 prefixes with no ROA: 537234 Total ASes present in the Internet Routing Table: 74263 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 64025 Origin ASes announcing only one prefix: 25704 Transit ASes present in the Internet Routing Table: 10238 Transit-only ASes present in the Internet Routing Table: 432 Paths with bogon ASNs present in the IPv4 Routing Table: 150 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1122 Number of instances of unregistered ASNs: 1125 Number of 32-bit ASNs allocated by the RIRs: 41638 Number of 32-bit ASNs visible in the Routing Table: 34428 Prefixes from 32-bit ASNs in the Routing Table: 176242 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 728 Number of addresses announced to Internet: 3062150400 Equivalent to 182 /8s, 132 /16s and 181 /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: 318190 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238224 Total APNIC prefixes after maximum aggregation: 68500 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232529 Unique aggregates announced from the APNIC address blocks: 97353 APNIC Region origin ASes present in the Internet Routing Table: 13342 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 3907 APNIC Region transit ASes present in the Internet Routing Table: 1786 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8667 Number of APNIC addresses announced to Internet: 773193984 Equivalent to 46 /8s, 22 /16s and 1 /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: 271511 Total ARIN prefixes after maximum aggregation: 122051 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274339 Unique aggregates announced from the ARIN address blocks: 130649 ARIN Region origin ASes present in the Internet Routing Table: 19079 ARIN Prefixes per ASN: 14.38 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1871 Average ARIN Region AS path length visible: 7.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4779 Number of ARIN addresses announced to Internet: 1285682688 Equivalent to 76 /8s, 161 /16s and 246 /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: 262491 Total RIPE prefixes after maximum aggregation: 122007 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258019 Unique aggregates announced from the RIPE address blocks: 157253 RIPE Region origin ASes present in the Internet Routing Table: 28299 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 11989 RIPE Region transit ASes present in the Internet Routing Table: 3798 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11119 Number of RIPE addresses announced to Internet: 717955328 Equivalent to 42 /8s, 203 /16s and 33 /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: 128251 Total LACNIC prefixes after maximum aggregation: 28262 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127439 Unique aggregates announced from the LACNIC address blocks: 49076 LACNIC Region origin ASes present in the Internet Routing Table: 10973 LACNIC Prefixes per ASN: 11.61 LACNIC Region origin ASes announcing only one prefix: 2254 LACNIC Region transit ASes present in the Internet Routing Table: 2280 Average LACNIC Region AS path length visible: 8.2 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: 176671488 Equivalent to 10 /8s, 135 /16s and 203 /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: 32133 Total AfriNIC prefixes after maximum aggregation: 5862 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40678 Unique aggregates announced from the AfriNIC address blocks: 12348 AfriNIC Region origin ASes present in the Internet Routing Table: 1744 AfriNIC Prefixes per ASN: 23.32 AfriNIC Region origin ASes announcing only one prefix: 572 AfriNIC Region transit ASes present in the Internet Routing Table: 336 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1088 Number of AfriNIC addresses announced to Internet: 108181248 Equivalent to 6 /8s, 114 /16s and 183 /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 9434 8704 36 CHINAMOBILE-CN China Mobile Communicati 7545 5744 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3473 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3419 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2928 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2367 836 445 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2305 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2148 439 212 TATACOMM-AS TATA Communications formerl 45090 2148 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 8247 10779 2886 AMAZON-02, US 11492 4536 300 620 CABLEONE, US 7155 3966 279 46 VIASAT-SP-BACKBONE, US 22773 3610 3057 283 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3163 1590 2343 AKAMAI-AS, US 749 3054 50541 2321 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2571 24118 1568 ATT-INTERNET4, US 30036 2488 359 526 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 7250 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4070 3399 167 AKAMAI-ASN1, NL 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2889 2292 911 ROSTELECOM-AS, RU 9009 2664 250 1387 M247, RO 34984 2270 359 611 TELLCOM-AS, TR 6849 2103 307 18 UKRTELNET, UA 58224 1850 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 11220 3343 582 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2312 371 610 Mega Cable, S.A. de C.V., MX 11830 2265 369 64 Instituto Costarricense de Electricidad 28573 1331 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 11664 1099 180 447 Techtel LMDS Comunicaciones Interactiva 6147 1069 370 22 Telefonica del Peru S.A.A., PE 26615 1028 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 1575 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1356 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1016 67 48 ORANGE-COTE-IVOIRE, CI 36935 872 520 42 Vodafone-, EG 37457 839 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 527 53 42 WANANCHI-, KE 36914 507 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 11220 3343 582 Uninet S.A. de C.V., MX 9808 9434 8704 36 CHINAMOBILE-CN China Mobile Communicati 16509 8247 10779 2886 AMAZON-02, US 12479 7250 1705 149 UNI2-AS, ES 7545 5744 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4536 300 620 CABLEONE, US 20940 4070 3399 167 AKAMAI-ASN1, NL 7155 3966 279 46 VIASAT-SP-BACKBONE, US 8551 3887 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 9434 9398 CHINAMOBILE-CN China Mobile Communications Grou 12479 7250 7101 UNI2-AS, ES 16509 8247 5361 AMAZON-02, US 7545 5744 5055 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3966 3920 VIASAT-SP-BACKBONE, US 11492 4536 3916 CABLEONE, US 20940 4070 3903 AKAMAI-ASN1, NL 8551 3887 3850 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3682 3661 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., 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /11:103 /12:299 /13:576 /14:1206 /15:2094 /16:13531 /17:8299 /18:14000 /19:25225 /20:43951 /21:52085 /22:110360 /23:101131 /24:560805 /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 6309 7250 UNI2-AS, ES 8151 5177 11220 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3446 4536 CABLEONE, US 8551 3359 3887 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3039 3966 VIASAT-SP-BACKBONE, US 22773 2675 3610 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2145 2488 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 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) ---------------------------------------------- 1:1675 2:1228 3:173 4:7 5:4585 6:121 7:6 8:1552 9:1 11:172 12:1561 13:392 14:2305 15:299 16:185 17:371 18:416 20:252 21:4 22:188 23:6186 24:2999 25:6 27:2550 29:19 31:2560 32:101 34:10 35:106 36:1925 37:4680 38:4548 39:806 40:151 41:4448 42:976 43:2353 44:310 45:17652 46:4281 47:361 49:1747 50:1852 51:572 52:1596 54:388 55:851 56:8 57:99 58:1758 59:1077 60:976 61:2482 62:2726 63:1930 64:5836 65:2343 66:5064 67:3051 68:1390 69:4202 70:1419 71:675 72:3048 74:2634 75:1499 76:606 77:2535 78:1907 79:3166 80:2117 81:1767 82:1482 83:1293 84:1521 85:3034 86:757 87:2080 88:1277 89:3658 90:616 91:7780 92:2061 93:2625 94:3660 95:4024 96:1327 97:335 98:1161 99:747 100:73 101:1303 102:2987 103:31371 104:4663 105:897 106:879 107:2507 108:1031 109:4438 110:2078 111:3186 112:2061 113:1530 114:1651 115:2085 116:1919 117:2568 118:2285 119:2027 120:1768 121:1059 122:2631 123:2155 124:1562 125:2475 128:1337 129:1125 130:1017 131:2175 132:851 133:422 134:1905 135:348 136:873 137:957 138:2835 139:1551 140:1237 141:1462 142:1435 143:1563 144:1169 145:348 146:1946 147:1583 148:2348 149:2008 150:877 151:1157 152:1962 153:571 154:4511 155:1434 156:1812 157:1315 158:1051 159:2284 160:2605 161:1536 162:3562 163:1554 164:1632 165:1782 166:1014 167:1747 168:4129 169:969 170:5012 171:869 172:3552 173:2943 174:1070 175:1182 176:3739 177:5988 178:3647 179:2568 180:2409 181:3481 182:3333 183:1910 184:2354 185:20354 186:5142 187:4548 188:4218 189:3991 190:9243 191:1922 192:10939 193:8883 194:7357 195:5218 196:3287 197:2758 198:5964 199:6119 200:8151 201:6130 202:10548 203:10355 204:4642 205:3553 206:4178 207:3480 208:4109 209:4910 210:4236 211:2401 212:4145 213:3580 214:1084 215:59 216:6691 217:2783 218:1283 219:412 220:1765 221:973 222:713 223:2156 End of report