IPv4 R&E Routing Table Report 20:15 GMT Thu 13 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: 190742 Prefixes after maximum aggregation (per Origin AS): 84070 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104616 Number of IPv4 prefixes with a valid ROA: 77498 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 113229 Total ASes present in the Internet Routing Table: 15808 Prefixes per ASN: 12.07 Origin-only ASes present in the Internet Routing Table: 13661 Origin ASes announcing only one prefix: 6274 Transit ASes present in the Internet Routing Table: 2147 Transit-only ASes present in the Internet Routing Table: 598 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: 228 Number of instances of unregistered ASNs: 228 Number of 32-bit ASNs allocated by the RIRs: 44738 Number of 32-bit ASNs visible in the Routing Table: 5658 Prefixes from 32-bit ASNs in the Routing Table: 19540 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: 90 Number of addresses announced to Internet: 1118555549 Equivalent to 66 /8s, 171 /16s and 205 /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: 56142 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30234 Total APNIC prefixes after maximum aggregation: 7154 APNIC Deaggregation factor: 4.23 Prefixes being announced from the APNIC address blocks: 29778 Unique aggregates announced from the APNIC address blocks: 8130 APNIC Region origin ASes present in the Internet Routing Table: 1166 APNIC Prefixes per ASN: 25.54 APNIC Region origin ASes announcing only one prefix: 483 APNIC Region transit ASes present in the Internet Routing Table: 204 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: 519 Number of APNIC addresses announced to Internet: 202470508 Equivalent to 12 /8s, 17 /16s and 116 /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: 87592 Total ARIN prefixes after maximum aggregation: 48227 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86222 Unique aggregates announced from the ARIN address blocks: 53927 ARIN Region origin ASes present in the Internet Routing Table: 7277 ARIN Prefixes per ASN: 11.85 ARIN Region origin ASes announcing only one prefix: 3173 ARIN Region transit ASes present in the Internet Routing Table: 646 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: 1499 Number of ARIN addresses announced to Internet: 653520481 Equivalent to 38 /8s, 243 /16s and 238 /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: 37080 Total RIPE prefixes after maximum aggregation: 17451 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37964 Unique aggregates announced from the RIPE address blocks: 25451 RIPE Region origin ASes present in the Internet Routing Table: 3497 RIPE Prefixes per ASN: 10.86 RIPE Region origin ASes announcing only one prefix: 1505 RIPE Region transit ASes present in the Internet Routing Table: 546 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: 1289 Number of RIPE addresses announced to Internet: 162909904 Equivalent to 9 /8s, 181 /16s and 206 /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: 31216 Total LACNIC prefixes after maximum aggregation: 9292 LACNIC Deaggregation factor: 3.36 Prefixes being announced from the LACNIC address blocks: 30962 Unique aggregates announced from the LACNIC address blocks: 14282 LACNIC Region origin ASes present in the Internet Routing Table: 2943 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 1021 LACNIC Region transit ASes present in the Internet Routing Table: 576 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: 2234 Number of LACNIC addresses announced to Internet: 73410560 Equivalent to 4 /8s, 96 /16s and 40 /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: 4392 Total AfriNIC prefixes after maximum aggregation: 1768 AfriNIC Deaggregation factor: 2.48 Prefixes being announced from the AfriNIC address blocks: 5726 Unique aggregates announced from the AfriNIC address blocks: 2744 AfriNIC Region origin ASes present in the Internet Routing Table: 228 AfriNIC Prefixes per ASN: 25.11 AfriNIC Region origin ASes announcing only one prefix: 92 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 117 Number of AfriNIC addresses announced to Internet: 26197760 Equivalent to 1 /8s, 143 /16s and 191 /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 1485 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 601 2162 465 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 10072 11411 3554 AMAZON-02, US 749 3251 54901 2503 UNASSIGNED 367 2676 3366 1253 DNIC-ASBLK-00306-00371, US 4155 1911 123 1284 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 11492 1590 105 884 CABLEONE, US 5972 1310 384 586 DNIC-ASBLK-05800-06055, US 7979 995 65 203 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 1290 104 1039 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 712 61 24 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 6215 1764 670 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1092 369 22 Telefonica del Peru S.A.A., PE 11830 1042 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 498 46 228 ORANGE-COTE-IVOIRE, CI 2018 379 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 36914 250 82 3 KENET-AS, KE 24835 151 152 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 10072 11411 3554 AMAZON-02, US 9808 9652 8743 69 CHINAMOBILE-CN China Mobile Communicati 8151 6215 1764 670 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 UNASSIGNED 367 2676 3366 1253 DNIC-ASBLK-00306-00371, US 4155 1911 123 1284 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 11492 1590 105 884 CABLEONE, 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 6215 5545 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2676 1423 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1696 1386 CENTURYLINK-US-LEGACY-QWEST, US 56046 1485 1375 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 23.179.194.0/24 Origin: 23379 UNASSIGNED 23.179.194.0/24 Transit: 12956 TELXIUS TELXIUS Cable, ES 41.74.44.0/24 Origin: 37544 UNASSIGNED 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 UNASSIGNED 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 UNASSIGNED 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 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 /15:697 /16:5934 /17:2474 /18:2577 /19:5540 /20:8864 /21:11093 /22:19588 /23:20663 /24:112433 /25:74 /26:47 /27:68 /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 3209 6215 UNINET, MX 16509 2142 10072 AMAZON-02, US 11492 1206 1590 CABLEONE, US 209 959 1696 CENTURYLINK-US-LEGACY-QWEST, US 11830 881 1042 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 555 712 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 3:345 5:1113 6:146 7:5 8:631 11:171 12:661 13:302 14:102 15:280 16:181 17:5 18:745 20:33 21:4 22:188 23:1824 24:699 25:2 27:28 29:19 31:198 32:1 34:10 35:58 36:1179 37:433 38:768 39:528 40:26 41:670 42:12 43:164 44:34 45:2471 46:633 47:96 49:11 50:275 51:479 52:1367 54:277 55:988 57:18 58:6 59:32 60:17 61:65 62:353 63:496 64:1515 65:811 66:1221 67:849 68:177 69:804 70:141 71:190 72:472 74:718 75:381 76:185 77:339 78:585 79:163 80:226 81:190 82:215 83:129 84:198 85:366 86:160 87:160 88:158 89:534 90:97 91:619 92:446 93:825 94:498 95:1106 96:356 97:34 98:138 99:149 100:11 101:18 102:215 103:1104 104:756 105:74 106:3 107:175 108:302 109:283 110:36 111:1790 112:447 113:42 114:34 115:19 116:32 117:965 118:80 119:111 120:1087 121:19 122:81 123:21 124:59 125:15 128:367 129:279 130:516 131:783 132:494 133:195 134:338 135:89 136:376 137:420 138:749 139:397 140:593 141:324 142:706 143:614 144:328 145:66 146:459 147:415 148:606 149:457 150:293 151:580 152:577 153:117 154:455 155:703 156:430 157:273 158:307 159:673 160:844 161:474 162:702 163:279 164:647 165:397 166:107 167:393 168:963 169:138 170:1268 171:65 172:937 173:774 174:170 175:36 176:410 177:823 178:391 179:487 180:56 181:934 182:18 183:831 184:311 185:2475 186:797 187:1073 188:648 189:1223 190:2711 191:243 192:3855 193:1319 194:868 195:598 196:423 197:397 198:1995 199:3736 200:2439 201:2229 202:1068 203:640 204:1726 205:1671 206:1202 207:1125 208:992 209:1354 210:334 211:432 212:716 213:588 214:1021 215:41 216:1729 217:309 218:524 219:23 220:29 221:303 222:20 223:633 End of report