IPv4 R&E Routing Table Report 20:15 GMT Sat 15 Jun, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 189766 Prefixes after maximum aggregation (per Origin AS): 83888 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104526 Number of IPv4 prefixes with a valid ROA: 76880 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 112870 Total ASes present in the Internet Routing Table: 15860 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 13697 Origin ASes announcing only one prefix: 6295 Transit ASes present in the Internet Routing Table: 2163 Transit-only ASes present in the Internet Routing Table: 607 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 230 Number of instances of unregistered ASNs: 230 Number of 32-bit ASNs allocated by the RIRs: 44765 Number of 32-bit ASNs visible in the Routing Table: 5685 Prefixes from 32-bit ASNs in the Routing Table: 19640 Number of bogon 32-bit ASNs visible in the Routing Table: 0 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 93 Number of addresses announced to Internet: 1117730973 Equivalent to 66 /8s, 159 /16s and 56 /24s Percentage of available address space announced: 30.2 Percentage of allocated address space announced: 30.2 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: 55644 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30243 Total APNIC prefixes after maximum aggregation: 7172 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29786 Unique aggregates announced from the APNIC address blocks: 8127 APNIC Region origin ASes present in the Internet Routing Table: 1159 APNIC Prefixes per ASN: 25.70 APNIC Region origin ASes announcing only one prefix: 482 APNIC Region transit ASes present in the Internet Routing Table: 201 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 513 Number of APNIC addresses announced to Internet: 202525804 Equivalent to 12 /8s, 18 /16s and 76 /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, 131072-153913 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: 87105 Total ARIN prefixes after maximum aggregation: 47974 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85761 Unique aggregates announced from the ARIN address blocks: 53585 ARIN Region origin ASes present in the Internet Routing Table: 7304 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3187 ARIN Region transit ASes present in the Internet Routing Table: 650 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1503 Number of ARIN addresses announced to Internet: 653491041 Equivalent to 38 /8s, 243 /16s and 123 /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, 393216-402332 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: 36998 Total RIPE prefixes after maximum aggregation: 17392 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37927 Unique aggregates announced from the RIPE address blocks: 25417 RIPE Region origin ASes present in the Internet Routing Table: 3494 RIPE Prefixes per ASN: 10.85 RIPE Region origin ASes announcing only one prefix: 1507 RIPE Region transit ASes present in the Internet Routing Table: 547 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1284 Number of RIPE addresses announced to Internet: 162834128 Equivalent to 9 /8s, 180 /16s and 166 /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 196608-216475 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: 30656 Total LACNIC prefixes after maximum aggregation: 9341 LACNIC Deaggregation factor: 3.28 Prefixes being announced from the LACNIC address blocks: 30392 Unique aggregates announced from the LACNIC address blocks: 14490 LACNIC Region origin ASes present in the Internet Routing Table: 2982 LACNIC Prefixes per ASN: 10.19 LACNIC Region origin ASes announcing only one prefix: 1036 LACNIC Region transit ASes present in the Internet Routing Table: 589 Average LACNIC Region AS path length visible: 5.8 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2274 Number of LACNIC addresses announced to Internet: 72819456 Equivalent to 4 /8s, 87 /16s and 35 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 4534 Total AfriNIC prefixes after maximum aggregation: 1833 AfriNIC Deaggregation factor: 2.47 Prefixes being announced from the AfriNIC address blocks: 5807 Unique aggregates announced from the AfriNIC address blocks: 2827 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 27.01 AfriNIC Region origin ASes announcing only one prefix: 83 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 111 Number of AfriNIC addresses announced to Internet: 26012160 Equivalent to 1 /8s, 140 /16s and 234 /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 9652 8743 69 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1484 875 110 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 793 176 57 UNASSIGNED 24444 762 501 72 UNASSIGNED 17676 713 10639 151 GIGAINFRA SoftBank Corp., JP 2907 600 2162 466 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 UNASSIGNED Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10040 11412 3563 AMAZON-02, US 749 3251 54901 2503 UNASSIGNED 367 2653 3329 1243 DNIC-ASBLK-00306-00371, US 4155 1919 123 1286 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1308 384 589 DNIC-ASBLK-05800-06055, US 7979 993 65 201 SERVERS-COM, US 855 958 255 82 CANET-ASN-4, CA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 1286 104 1038 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 708 60 23 Jordan Data Communications, JO 8452 621 1841 11 TE-AS TE-AS, EG 51167 543 103 237 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 421 31 366 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5516 1599 760 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1092 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 778 1128 28 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 505 69 217 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 343 42 281 Telmex Colombia S.A., CO 27983 237 23 119 Red Intercable Digital S.A., AR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 720 218 281 LINKdotNET-AS, EG 29571 499 47 229 ORANGE-COTE-IVOIRE, CI 2018 381 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 36914 253 82 3 KENET-AS, KE 24835 152 152 89 RAYA-AS, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 147 236 124 ETISALAT-MISR, EG 15706 106 12 24 Sudatel, SD Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10040 11412 3563 AMAZON-02, US 9808 9652 8743 69 CHINAMOBILE-CN China Mobile Communicati 8151 5516 1599 760 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 UNASSIGNED 367 2653 3329 1243 DNIC-ASBLK-00306-00371, US 4155 1919 123 1286 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9652 9583 CHINAMOBILE-CN China Mobile Communications Grou 8151 5516 4756 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2653 1410 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1484 1374 CMNET-JIANGSU-AP China Mobile communications co 11776 1595 1326 ATLANTICBB-JOHNSTOWN, US 3816 1322 1126 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 41.57.125.0/24 Origin: 37442 UNASSIGNED 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 UNASSIGNED 41.57.126.0/24 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:11 /9:6 /10:17 /11:30 /12:93 /13:124 /14:358 /15:698 /16:5938 /17:2471 /18:2566 /19:5446 /20:8779 /21:10865 /22:19560 /23:20454 /24:112089 /25:80 /26:50 /27:80 /28:19 /29:16 /30:12 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2887 5516 UNINET, MX 16509 2139 10040 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 CENTURYLINK-US-LEGACY-QWEST, US 11830 880 1041 Instituto Costarricense de Electricidad y Telec 19901 766 908 BRSPD-PUBLIC, US 11776 740 1595 ATLANTICBB-JOHNSTOWN, US 6147 685 1092 Telefonica del Peru S.A.A., PE 8376 552 708 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:394 3:344 5:1110 6:148 7:5 8:626 11:171 12:663 13:301 14:102 15:280 16:181 17:6 18:743 20:33 21:4 22:188 23:1823 24:694 25:2 27:27 29:19 31:198 32:1 34:10 35:58 36:1179 37:435 38:777 39:528 40:26 41:678 42:12 43:167 44:33 45:2474 46:638 47:96 49:11 50:277 51:479 52:1365 54:276 55:916 57:20 58:6 59:35 60:17 61:64 62:349 63:496 64:1512 65:805 66:1214 67:833 68:177 69:795 70:138 71:190 72:466 74:711 75:381 76:185 77:330 78:585 79:162 80:226 81:206 82:212 83:130 84:198 85:369 86:162 87:160 88:157 89:524 90:97 91:622 92:448 93:823 94:493 95:1099 96:357 97:34 98:137 99:149 100:11 101:16 102:206 103:1097 104:757 105:74 106:3 107:171 108:300 109:280 110:36 111:1790 112:446 113:46 114:34 115:19 116:31 117:964 118:73 119:108 120:1087 121:19 122:80 123:21 124:59 125:14 128:356 129:279 130:509 131:782 132:507 133:195 134:338 135:89 136:378 137:416 138:747 139:397 140:601 141:322 142:705 143:618 144:331 145:66 146:460 147:414 148:582 149:452 150:293 151:581 152:582 153:116 154:503 155:698 156:429 157:272 158:309 159:659 160:854 161:471 162:701 163:280 164:647 165:398 166:107 167:393 168:960 169:143 170:1269 171:65 172:935 173:776 174:169 175:36 176:411 177:810 178:390 179:486 180:56 181:938 182:18 183:831 184:311 185:2460 186:793 187:815 188:635 189:1156 190:2711 191:245 192:3844 193:1320 194:869 195:593 196:424 197:445 198:1987 199:3740 200:2501 201:2421 202:1075 203:640 204:1727 205:1687 206:1171 207:1115 208:910 209:1352 210:334 211:431 212:711 213:581 214:1018 215:42 216:1723 217:312 218:525 219:23 220:29 221:303 222:20 223:633 End of report