IPv4 R&E Routing Table Report 18:35 GMT Mon 30 May, 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: 915504 Prefixes after maximum aggregation (per Origin AS): 338751 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 433417 Number of IPv4 prefixes with a valid ROA: 343053 Number of IPv4 prefixes with an invalid ROA: 2819 Number of IPv4 prefixes with no ROA: 569632 Total ASes present in the Internet Routing Table: 73208 Prefixes per ASN: 12.51 Origin-only ASes present in the Internet Routing Table: 63013 Origin ASes announcing only one prefix: 25324 Transit ASes present in the Internet Routing Table: 10195 Transit-only ASes present in the Internet Routing Table: 360 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 68 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 921 Number of instances of unregistered ASNs: 924 Number of 32-bit ASNs allocated by the RIRs: 39501 Number of 32-bit ASNs visible in the Routing Table: 32757 Prefixes from 32-bit ASNs in the Routing Table: 161095 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 509 Number of addresses announced to Internet: 3065771776 Equivalent to 182 /8s, 187 /16s and 247 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 316299 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232168 Total APNIC prefixes after maximum aggregation: 66493 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 227429 Unique aggregates announced from the APNIC address blocks: 95088 APNIC Region origin ASes present in the Internet Routing Table: 12647 APNIC Prefixes per ASN: 17.98 APNIC Region origin ASes announcing only one prefix: 3608 APNIC Region transit ASes present in the Internet Routing Table: 1740 Average APNIC Region AS path length visible: 6.4 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7887 Number of APNIC addresses announced to Internet: 773483776 Equivalent to 46 /8s, 26 /16s and 109 /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: 263876 Total ARIN prefixes after maximum aggregation: 120501 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263667 Unique aggregates announced from the ARIN address blocks: 126240 ARIN Region origin ASes present in the Internet Routing Table: 19064 ARIN Prefixes per ASN: 13.83 ARIN Region origin ASes announcing only one prefix: 6929 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4506 Number of ARIN addresses announced to Internet: 1293464576 Equivalent to 77 /8s, 24 /16s and 180 /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: 262006 Total RIPE prefixes after maximum aggregation: 117959 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 259379 Unique aggregates announced from the RIPE address blocks: 151241 RIPE Region origin ASes present in the Internet Routing Table: 28138 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 11970 RIPE Region transit ASes present in the Internet Routing Table: 3875 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10715 Number of RIPE addresses announced to Internet: 714220544 Equivalent to 42 /8s, 146 /16s and 36 /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: 124731 Total LACNIC prefixes after maximum aggregation: 27551 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124458 Unique aggregates announced from the LACNIC address blocks: 48636 LACNIC Region origin ASes present in the Internet Routing Table: 10970 LACNIC Prefixes per ASN: 11.35 LACNIC Region origin ASes announcing only one prefix: 2291 LACNIC Region transit ASes present in the Internet Routing Table: 2209 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8676 Number of LACNIC addresses announced to Internet: 176552448 Equivalent to 10 /8s, 133 /16s and 250 /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: 31802 Total AfriNIC prefixes after maximum aggregation: 5560 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40062 Unique aggregates announced from the AfriNIC address blocks: 11790 AfriNIC Region origin ASes present in the Internet Routing Table: 1645 AfriNIC Prefixes per ASN: 24.35 AfriNIC Region origin ASes announcing only one prefix: 526 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 68 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 973 Number of AfriNIC addresses announced to Internet: 107762688 Equivalent to 6 /8s, 108 /16s and 84 /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 9190 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5927 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3513 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3493 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2413 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2251 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2121 424 213 TATACOMM-AS TATA Communications formerl 24560 2053 853 384 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6501 10363 2823 AMAZON-02, US 11492 4515 299 659 CABLEONE, US 22773 3909 3054 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3540 1825 2528 AKAMAI-AS, US 6327 3439 1319 63 SHAW, CA 749 2867 50793 2125 DNIC-AS-00749, US 30036 2625 374 158 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2447 4961 419 CENTURYLINK-US-LEGACY-QWEST, US 20115 2250 3050 492 CHARTER-20115, 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 9121 6899 1692 17 TTNET, TR 12479 6829 1730 150 UNI2-AS, ES 20940 3979 3360 198 AKAMAI-ASN1, NL 8551 3975 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3819 220 34 ALJAWWALSTC-AS, SA 12389 2920 2273 906 ROSTELECOM-AS, RU 6849 2908 355 21 UKRTELNET, UA 9009 2473 246 1277 M247, GB 34984 2241 357 629 TELLCOM-AS, TR 47331 1885 294 1442 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 10660 3404 554 Uninet S.A. de C.V., MX 10620 3483 519 736 Telmex Colombia S.A., CO 11830 2438 369 63 Instituto Costarricense de Electricidad 13999 1835 303 473 Mega Cable, S.A. de C.V., MX 6503 1450 355 528 Axtel, S.A.B. de C.V., MX 28573 1366 2333 255 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1024 192 443 Techtel LMDS Comunicaciones Interactiva 11172 958 133 61 Alestra, S. de R.L. de C.V., MX 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 1948 327 63 Telkom-Internet, ZA 24863 1655 393 21 LINKdotNET-AS, EG 24835 1472 519 32 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 954 65 62 ORANGE-COTE-IVOIRE, CI 36935 775 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 29 WANANCHI-, KE 37342 464 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 10660 3404 554 Uninet S.A. de C.V., MX 9808 9190 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6899 1692 17 TTNET, TR 12479 6829 1730 150 UNI2-AS, ES 16509 6501 10363 2823 AMAZON-02, US 7545 5927 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 659 CABLEONE, US 20940 3979 3360 198 AKAMAI-ASN1, NL 8551 3975 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3909 3054 359 ASN-CXA-ALL-CCI-22773-RDC, US 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 9190 9155 CHINAMOBILE-CN China Mobile Communications Grou 9121 6899 6882 TTNET, TR 12479 6829 6679 UNI2-AS, ES 7545 5927 5234 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3975 3936 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4515 3856 CABLEONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3979 3781 AKAMAI-ASN1, NL 16509 6501 3678 AMAZON-02, US 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 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 17033 UNALLOCATED 8.48.225.0/24 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 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 23.185.16.0/24 Origin: 399244 BLOOM-HOST, US 23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US 23.185.17.0/24 Origin: 399244 BLOOM-HOST, US 23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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 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 /10:40 /11:99 /12:302 /13:588 /14:1212 /15:2114 /16:13593 /17:8343 /18:14093 /19:25222 /20:43551 /21:52593 /22:109354 /23:99696 /24:544675 /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 6019 6899 TTNET, TR 12479 5802 6829 UNI2-AS, ES 8151 4381 10660 Uninet S.A. de C.V., MX 8551 3441 3975 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3418 4515 CABLEONE, US 6327 3249 3439 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2915 3909 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2758 2908 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1923 2:1026 3:156 4:8 5:3966 6:104 7:5 8:1568 9:1 11:172 12:1705 13:295 14:2375 15:202 16:42 17:382 18:164 20:216 21:4 22:188 23:5669 24:2376 25:6 27:2681 29:19 31:2463 32:96 34:4 35:82 36:1807 37:4503 38:2927 39:708 40:162 41:4428 42:1114 43:2209 44:294 45:17080 46:4188 47:330 49:1686 50:2172 51:109 52:1436 54:372 55:752 56:8 57:67 58:1755 59:1115 60:956 61:2285 62:2626 63:1957 64:5561 65:2355 66:4957 67:3018 68:1223 69:4190 70:1332 71:693 72:3119 74:2677 75:1403 76:586 77:2304 78:3984 79:3146 80:2011 81:1777 82:1501 83:1218 84:1372 85:3709 86:713 87:2075 88:2757 89:3377 90:537 91:7702 92:2023 93:2612 94:3555 95:4835 96:1309 97:350 98:1001 99:737 100:77 101:1276 102:2313 103:29284 104:4442 105:2045 106:875 107:2524 108:855 109:4289 110:2029 111:3266 112:2034 113:1505 114:1519 115:2134 116:1897 117:2518 118:2324 119:1838 120:1667 121:1046 122:2586 123:2133 124:1540 125:2087 128:1256 129:1157 130:994 131:2224 132:823 133:378 134:1907 135:297 136:885 137:874 138:2686 139:1511 140:865 141:1436 142:1295 143:1519 144:1208 145:348 146:1823 147:1480 148:2233 149:1731 150:861 151:1079 152:1855 153:540 154:3548 155:1426 156:1851 157:1248 158:1048 159:2218 160:2600 161:1278 162:3493 163:1293 164:1698 165:1654 166:724 167:1723 168:4048 169:869 170:4849 171:832 172:3194 173:3148 174:1025 175:1157 176:3647 177:5766 178:3584 179:2498 180:2292 181:3049 182:3216 183:1935 184:2372 185:19699 186:4701 187:4365 188:4008 189:3648 190:9024 191:1734 192:11048 193:8668 194:7069 195:5043 196:3147 197:2799 198:6020 199:6068 200:7913 201:5935 202:10315 203:10238 204:4554 205:3433 206:3786 207:3394 208:4046 209:4711 210:4174 211:2367 212:4069 213:3456 214:1150 215:67 216:6515 217:2777 218:1272 219:411 220:1949 221:982 222:670 223:2136 End of report