IPv4 R&E Routing Table Report 18:35 GMT Mon 11 Apr, 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: 910355 Prefixes after maximum aggregation (per Origin AS): 337074 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 429563 Number of IPv4 prefixes with a valid ROA: 658090 Number of IPv4 prefixes with an invalid ROA: 5888 Number of IPv4 prefixes with no ROA: 1156732 Total ASes present in the Internet Routing Table: 72989 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62807 Origin ASes announcing only one prefix: 25274 Transit ASes present in the Internet Routing Table: 10182 Transit-only ASes present in the Internet Routing Table: 354 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 833 Number of instances of unregistered ASNs: 836 Number of 32-bit ASNs allocated by the RIRs: 39065 Number of 32-bit ASNs visible in the Routing Table: 32476 Prefixes from 32-bit ASNs in the Routing Table: 159066 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 465 Number of addresses announced to Internet: 3067040256 Equivalent to 182 /8s, 207 /16s and 82 /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: 99.5 Total number of prefixes smaller than registry allocations: 313307 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231941 Total APNIC prefixes after maximum aggregation: 66144 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 226832 Unique aggregates announced from the APNIC address blocks: 94443 APNIC Region origin ASes present in the Internet Routing Table: 12511 APNIC Prefixes per ASN: 18.13 APNIC Region origin ASes announcing only one prefix: 3549 APNIC Region transit ASes present in the Internet Routing Table: 1708 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7745 Number of APNIC addresses announced to Internet: 773530880 Equivalent to 46 /8s, 27 /16s and 37 /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: 262074 Total ARIN prefixes after maximum aggregation: 119846 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262168 Unique aggregates announced from the ARIN address blocks: 124133 ARIN Region origin ASes present in the Internet Routing Table: 19029 ARIN Prefixes per ASN: 13.78 ARIN Region origin ASes announcing only one prefix: 6917 ARIN Region transit ASes present in the Internet Routing Table: 1914 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: 4438 Number of ARIN addresses announced to Internet: 1295312128 Equivalent to 77 /8s, 52 /16s and 229 /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: 260711 Total RIPE prefixes after maximum aggregation: 117357 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 257905 Unique aggregates announced from the RIPE address blocks: 150621 RIPE Region origin ASes present in the Internet Routing Table: 28136 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 11999 RIPE Region transit ASes present in the Internet Routing Table: 3897 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10687 Number of RIPE addresses announced to Internet: 714109696 Equivalent to 42 /8s, 144 /16s and 115 /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: 124799 Total LACNIC prefixes after maximum aggregation: 27527 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124602 Unique aggregates announced from the LACNIC address blocks: 48228 LACNIC Region origin ASes present in the Internet Routing Table: 10955 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2276 LACNIC Region transit ASes present in the Internet Routing Table: 2197 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8643 Number of LACNIC addresses announced to Internet: 176390400 Equivalent to 10 /8s, 131 /16s and 129 /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: 29997 Total AfriNIC prefixes after maximum aggregation: 5552 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 38383 Unique aggregates announced from the AfriNIC address blocks: 11732 AfriNIC Region origin ASes present in the Internet Routing Table: 1634 AfriNIC Prefixes per ASN: 23.49 AfriNIC Region origin ASes announcing only one prefix: 533 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 963 Number of AfriNIC addresses announced to Internet: 107437824 Equivalent to 6 /8s, 103 /16s and 95 /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 9197 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5902 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3586 1330 20 VIETEL-AS-AP Viettel Group, VN 45899 3518 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2395 491 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2255 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2161 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2115 429 197 TATACOMM-AS TATA Communications formerl 24560 2046 855 372 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 6140 10256 2686 AMAZON-02, US 11492 4424 294 762 CABLEONE, US 22773 3920 3058 358 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3624 1858 2555 AKAMAI-AS, US 6327 3430 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2614 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2522 4962 423 CENTURYLINK-US-LEGACY-QWEST, US 20115 2254 3042 494 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 6917 1692 17 TTNET, TR 12479 6823 1730 149 UNI2-AS, ES 8551 4003 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3929 3360 197 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 12389 2931 2274 908 ROSTELECOM-AS, RU 6849 2864 355 21 UKRTELNET, UA 9009 2471 247 1279 M247, GB 34984 2224 356 625 TELLCOM-AS, TR 47331 1885 294 1439 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 10533 3391 555 Uninet S.A. de C.V., MX 10620 3463 517 760 Telmex Colombia S.A., CO 11830 2427 369 63 Instituto Costarricense de Electricidad 13999 1733 294 472 Mega Cable, S.A. de C.V., MX 6503 1447 355 524 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 21 Telefonica del Peru S.A.A., PE 11664 1007 192 448 Techtel LMDS Comunicaciones Interactiva 11172 959 133 63 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 24863 1645 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 902 65 58 ORANGE-COTE-IVOIRE, CI 36935 771 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 499 50 29 WANANCHI-, KE 37342 469 32 1 MOVITEL, MZ 36914 450 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 10533 3391 555 Uninet S.A. de C.V., MX 9808 9197 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6917 1692 17 TTNET, TR 12479 6823 1730 149 UNI2-AS, ES 16509 6140 10256 2686 AMAZON-02, US 7545 5902 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4424 294 762 CABLEONE, US 8551 4003 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3929 3360 197 AKAMAI-ASN1, NL 22773 3920 3058 358 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 9197 9162 CHINAMOBILE-CN China Mobile Communications Grou 9121 6917 6900 TTNET, TR 12479 6823 6674 UNI2-AS, ES 7545 5902 5204 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4003 3964 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 20940 3929 3732 AKAMAI-ASN1, NL 11492 4424 3662 CABLEONE, US 7552 3586 3566 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 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 32306 UNALLOCATED 8.46.80.0/24 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 /11:100 /12:304 /13:586 /14:1209 /15:2112 /16:13589 /17:8285 /18:13991 /19:25224 /20:43254 /21:52673 /22:109225 /23:99308 /24:540427 /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 6035 6917 TTNET, TR 12479 5802 6823 UNI2-AS, ES 8151 4196 10533 Uninet S.A. de C.V., MX 8551 3476 4003 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3356 4424 CABLEONE, US 6327 3243 3430 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2927 3920 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2716 2864 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1916 2:1040 3:154 4:9 5:3848 6:103 7:5 8:1562 9:1 11:172 12:1713 13:281 14:2379 15:191 16:45 17:381 18:146 20:198 21:4 22:188 23:5600 24:2340 25:4 27:2661 29:19 31:2454 32:97 34:1 35:72 36:1779 37:4472 38:2770 39:721 40:161 41:4424 42:1089 43:2179 44:295 45:17006 46:4164 47:348 49:1671 50:1938 51:101 52:1409 53:1 54:362 55:708 56:8 57:65 58:1760 59:1119 60:956 61:2288 62:2581 63:1975 64:5552 65:2322 66:4948 67:3016 68:1212 69:4170 70:1339 71:666 72:3126 74:2693 75:1399 76:588 77:2275 78:3981 79:3113 80:2002 81:1779 82:1490 83:1208 84:1371 85:3686 86:715 87:2062 88:2736 89:3353 90:526 91:7736 92:2007 93:2615 94:3529 95:4801 96:1307 97:349 98:988 99:739 100:74 101:1282 102:2235 103:29012 104:4383 105:564 106:854 107:2539 108:840 109:4248 110:2060 111:3258 112:2033 113:1486 114:1518 115:2076 116:1881 117:2532 118:2333 119:1869 120:1669 121:1037 122:2569 123:2149 124:1543 125:2075 128:1223 129:1288 130:939 131:2252 132:822 133:373 134:1929 135:296 136:870 137:883 138:2738 139:1494 140:862 141:1411 142:1305 143:1540 144:1242 145:344 146:1806 147:1505 148:2235 149:1704 150:867 151:1083 152:1847 153:539 154:3622 155:1440 156:1864 157:1242 158:1034 159:2073 160:2547 161:1330 162:3470 163:1264 164:1677 165:1647 166:705 167:1728 168:4014 169:734 170:4844 171:826 172:3129 173:3098 174:1014 175:1168 176:3535 177:5790 178:3497 179:2438 180:2278 181:2984 182:3207 183:1936 184:2387 185:19669 186:4853 187:4223 188:3985 189:3558 190:9044 191:1768 192:11043 193:8624 194:7020 195:5044 196:3149 197:2779 198:6058 199:6047 200:7859 201:5909 202:10378 203:10215 204:4560 205:3394 206:3806 207:3403 208:4079 209:4715 210:4114 211:2360 212:4048 213:3470 214:1157 215:67 216:6492 217:2773 218:1257 219:411 220:1942 221:983 222:671 223:2129 End of report