IPv4 R&E Routing Table Report 18:35 GMT Mon 15 Aug, 2022 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: 922956 Prefixes after maximum aggregation (per Origin AS): 341366 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438212 Number of IPv4 prefixes with a valid ROA: 362087 Number of IPv4 prefixes with an invalid ROA: 2918 Number of IPv4 prefixes with no ROA: 557951 Total ASes present in the Internet Routing Table: 73630 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63157 Origin ASes announcing only one prefix: 25575 Transit ASes present in the Internet Routing Table: 10473 Transit-only ASes present in the Internet Routing Table: 397 Paths with bogon ASNs present in the IPv4 Routing Table: 122 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1011 Number of instances of unregistered ASNs: 1013 Number of 32-bit ASNs allocated by the RIRs: 39988 Number of 32-bit ASNs visible in the Routing Table: 33231 Prefixes from 32-bit ASNs in the Routing Table: 164760 Number of bogon 32-bit ASNs visible in the Routing Table: 26 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3071169280 Equivalent to 183 /8s, 14 /16s and 83 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 318601 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233637 Total APNIC prefixes after maximum aggregation: 66806 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228716 Unique aggregates announced from the APNIC address blocks: 96073 APNIC Region origin ASes present in the Internet Routing Table: 12845 APNIC Prefixes per ASN: 17.81 APNIC Region origin ASes announcing only one prefix: 3711 APNIC Region transit ASes present in the Internet Routing Table: 1759 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8109 Number of APNIC addresses announced to Internet: 772797440 Equivalent to 46 /8s, 15 /16s and 244 /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: 266504 Total ARIN prefixes after maximum aggregation: 120886 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 266823 Unique aggregates announced from the ARIN address blocks: 127571 ARIN Region origin ASes present in the Internet Routing Table: 19080 ARIN Prefixes per ASN: 13.98 ARIN Region origin ASes announcing only one prefix: 6949 ARIN Region transit ASes present in the Internet Routing Table: 1924 Average ARIN Region AS path length visible: 5.6 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4589 Number of ARIN addresses announced to Internet: 1295899392 Equivalent to 77 /8s, 61 /16s and 219 /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: 264124 Total RIPE prefixes after maximum aggregation: 119454 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 261258 Unique aggregates announced from the RIPE address blocks: 153358 RIPE Region origin ASes present in the Internet Routing Table: 28237 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12058 RIPE Region transit ASes present in the Internet Routing Table: 4012 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10814 Number of RIPE addresses announced to Internet: 717897216 Equivalent to 42 /8s, 202 /16s and 62 /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: 125711 Total LACNIC prefixes after maximum aggregation: 27784 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 125310 Unique aggregates announced from the LACNIC address blocks: 48936 LACNIC Region origin ASes present in the Internet Routing Table: 10988 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2315 LACNIC Region transit ASes present in the Internet Routing Table: 2255 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8716 Number of LACNIC addresses announced to Internet: 176402688 Equivalent to 10 /8s, 131 /16s and 177 /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: 31969 Total AfriNIC prefixes after maximum aggregation: 5662 AfriNIC Deaggregation factor: 5.65 Prefixes being announced from the AfriNIC address blocks: 40328 Unique aggregates announced from the AfriNIC address blocks: 11828 AfriNIC Region origin ASes present in the Internet Routing Table: 1678 AfriNIC Prefixes per ASN: 24.03 AfriNIC Region origin ASes announcing only one prefix: 542 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1003 Number of AfriNIC addresses announced to Internet: 107876864 Equivalent to 6 /8s, 110 /16s and 18 /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 9072 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5917 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3518 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3461 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2429 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2260 11124 598 KIXS-AS-KR Korea Telecom, KR 45090 2176 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2159 851 401 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2125 425 216 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 6834 10399 2716 AMAZON-02, US 11492 4549 301 570 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3828 3048 348 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3482 1793 2510 AKAMAI-AS, US 6327 3448 1319 62 SHAW, CA 749 3027 50729 2285 DNIC-AS-00749, US 30036 2609 372 257 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2524 3385 361 GOOGLE-CLOUD-PLATFORM, US 209 2370 4936 407 CENTURYLINK-US-LEGACY-QWEST, 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 6861 1730 144 UNI2-AS, ES 9121 6758 1692 17 TTNET, TR 20940 4057 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2789 355 21 UKRTELNET, UA 9009 2607 254 1333 M247, GB 34984 2246 358 631 TELLCOM-AS, TR 47331 1864 290 1406 TTNET, TR 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 10822 3399 557 Uninet S.A. de C.V., MX 10620 3486 515 778 Telmex Colombia S.A., CO 11830 2381 369 64 Instituto Costarricense de Electricidad 13999 1953 320 522 Mega Cable, S.A. de C.V., MX 28573 1362 2329 265 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1272 697 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1124 369 21 Telefonica del Peru S.A.A., PE 11664 1046 176 460 Techtel LMDS Comunicaciones Interactiva 26615 976 2466 43 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 37457 1954 326 58 Telkom-Internet, ZA 24835 1546 521 31 RAYA-AS, EG 24863 1544 393 21 LINKdotNET-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 975 66 51 ORANGE-COTE-IVOIRE, CI 36935 801 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 498 50 31 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 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 10822 3399 557 Uninet S.A. de C.V., MX 9808 9072 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6861 1730 144 UNI2-AS, ES 16509 6834 10399 2716 AMAZON-02, US 9121 6758 1692 17 TTNET, TR 7545 5917 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4549 301 570 CABLEONE, US 20940 4057 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3996 374 39 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 9072 9025 CHINAMOBILE-CN China Mobile Communications Grou 9121 6758 6741 TTNET, TR 12479 6861 6717 UNI2-AS, ES 7545 5917 5218 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6834 4118 AMAZON-02, US 11492 4549 3979 CABLEONE, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3996 3957 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4057 3855 AKAMAI-ASN1, NL 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 18604 UNALLOCATED 8.25.204.0/24 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 394856 UNALLOCATED 8.40.216.0/24 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 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /9:13 /10:39 /11:101 /12:304 /13:594 /14:1213 /15:2125 /16:13598 /17:8382 /18:14114 /19:25141 /20:44110 /21:52952 /22:110133 /23:100293 /24:549828 /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 9121 5882 6758 TTNET, TR 12479 5848 6861 UNI2-AS, ES 8151 4547 10822 Uninet S.A. de C.V., MX 11492 3464 4549 CABLEONE, US 8551 3459 3996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3260 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2842 3828 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2641 2789 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1952 2:1050 3:157 4:7 5:3986 6:113 7:6 8:1592 9:1 11:172 12:1645 13:336 14:2355 15:243 16:44 17:383 18:191 20:246 21:4 22:188 23:5837 24:2453 25:6 27:2692 29:19 31:2443 32:96 34:7 35:87 36:1844 37:4516 38:3412 39:723 40:162 41:4402 42:1136 43:2230 44:293 45:17040 46:4198 47:332 49:1717 50:1957 51:237 52:1460 54:384 55:845 56:8 57:67 58:1792 59:1120 60:965 61:2333 62:2627 63:1947 64:5608 65:2380 66:4973 67:3025 68:1235 69:4169 70:1315 71:690 72:3084 74:2667 75:1408 76:580 77:2367 78:4010 79:3127 80:2044 81:1814 82:1507 83:1225 84:1381 85:3740 86:745 87:2012 88:2820 89:3466 90:549 91:7747 92:2064 93:2565 94:3572 95:4813 96:1297 97:351 98:1026 99:725 100:77 101:1296 102:2498 103:29823 104:4562 105:2062 106:877 107:2546 108:889 109:4356 110:1996 111:3287 112:2045 113:1510 114:1517 115:2132 116:1891 117:2460 118:2309 119:1855 120:1759 121:1031 122:2526 123:2115 124:1536 125:2065 128:1280 129:1111 130:1024 131:2252 132:831 133:378 134:1943 135:342 136:856 137:885 138:2763 139:1510 140:941 141:1452 142:1336 143:1493 144:1203 145:342 146:1865 147:1514 148:2226 149:1781 150:874 151:1072 152:1875 153:546 154:3770 155:1460 156:1741 157:1283 158:1034 159:2215 160:2568 161:1333 162:3523 163:1384 164:1686 165:1680 166:783 167:1766 168:4101 169:909 170:4886 171:839 172:3328 173:3150 174:1030 175:1166 176:3723 177:5827 178:3570 179:2611 180:2334 181:3324 182:3197 183:1916 184:2380 185:19789 186:4905 187:4416 188:4097 189:3742 190:9116 191:1753 192:11004 193:8731 194:7167 195:5167 196:3206 197:2843 198:6034 199:6070 200:7953 201:6018 202:10335 203:10235 204:4524 205:3449 206:3793 207:3443 208:4072 209:4751 210:4225 211:2318 212:4089 213:3502 214:1141 215:65 216:6446 217:2738 218:1265 219:412 220:2014 221:951 222:654 223:2004 End of report