IPv4 R&E Routing Table Report 20:15 GMT Wed 12 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: 189593 Prefixes after maximum aggregation (per Origin AS): 83968 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104532 Number of IPv4 prefixes with a valid ROA: 76978 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 112600 Total ASes present in the Internet Routing Table: 15842 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 13696 Origin ASes announcing only one prefix: 6309 Transit ASes present in the Internet Routing Table: 2146 Transit-only ASes present in the Internet Routing Table: 602 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: 229 Number of instances of unregistered ASNs: 229 Number of 32-bit ASNs allocated by the RIRs: 44714 Number of 32-bit ASNs visible in the Routing Table: 5676 Prefixes from 32-bit ASNs in the Routing Table: 19307 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: 1117942941 Equivalent to 66 /8s, 162 /16s and 116 /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: 55565 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30256 Total APNIC prefixes after maximum aggregation: 7190 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29801 Unique aggregates announced from the APNIC address blocks: 8157 APNIC Region origin ASes present in the Internet Routing Table: 1165 APNIC Prefixes per ASN: 25.58 APNIC Region origin ASes announcing only one prefix: 482 APNIC Region transit ASes present in the Internet Routing Table: 202 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: 515 Number of APNIC addresses announced to Internet: 202548844 Equivalent to 12 /8s, 18 /16s and 166 /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: 87190 Total ARIN prefixes after maximum aggregation: 47988 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85848 Unique aggregates announced from the ARIN address blocks: 53703 ARIN Region origin ASes present in the Internet Routing Table: 7273 ARIN Prefixes per ASN: 11.80 ARIN Region origin ASes announcing only one prefix: 3170 ARIN Region transit ASes present in the Internet Routing Table: 643 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: 1495 Number of ARIN addresses announced to Internet: 653307489 Equivalent to 38 /8s, 240 /16s and 174 /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: 37159 Total RIPE prefixes after maximum aggregation: 17524 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 38020 Unique aggregates announced from the RIPE address blocks: 25496 RIPE Region origin ASes present in the Internet Routing Table: 3506 RIPE Prefixes per ASN: 10.84 RIPE Region origin ASes announcing only one prefix: 1516 RIPE Region transit ASes present in the Internet Routing Table: 543 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: 162980560 Equivalent to 9 /8s, 182 /16s and 226 /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: 30252 Total LACNIC prefixes after maximum aggregation: 9290 LACNIC Deaggregation factor: 3.26 Prefixes being announced from the LACNIC address blocks: 29996 Unique aggregates announced from the LACNIC address blocks: 14294 LACNIC Region origin ASes present in the Internet Routing Table: 2969 LACNIC Prefixes per ASN: 10.10 LACNIC Region origin ASes announcing only one prefix: 1044 LACNIC Region transit ASes present in the Internet Routing Table: 585 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2257 Number of LACNIC addresses announced to Internet: 72508160 Equivalent to 4 /8s, 82 /16s and 99 /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: 4507 Total AfriNIC prefixes after maximum aggregation: 1797 AfriNIC Deaggregation factor: 2.51 Prefixes being announced from the AfriNIC address blocks: 5838 Unique aggregates announced from the AfriNIC address blocks: 2800 AfriNIC Region origin ASes present in the Internet Routing Table: 228 AfriNIC Prefixes per ASN: 25.61 AfriNIC Region origin ASes announcing only one prefix: 97 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: 120 Number of AfriNIC addresses announced to Internet: 26551552 Equivalent to 1 /8s, 149 /16s and 37 /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 67 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 1457 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 10062 11405 3546 AMAZON-02, US 749 3250 54901 2502 UNASSIGNED 367 2691 3365 1262 DNIC-ASBLK-00306-00371, US 4155 1903 122 1288 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 1311 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 1289 104 1040 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 715 61 24 Jordan Data Communications, JO 8452 621 1841 11 TE-AS TE-AS, EG 51167 541 102 236 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 422 31 367 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 5491 1581 757 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 762 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 504 68 216 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 27843 229 20 33 WIN EMPRESAS S.A.C., PE 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 723 218 284 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 2018 380 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 36914 257 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 10062 11405 3546 AMAZON-02, US 9808 9652 8743 67 CHINAMOBILE-CN China Mobile Communicati 8151 5491 1581 757 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 UNASSIGNED 367 2691 3365 1262 DNIC-ASBLK-00306-00371, US 4155 1903 122 1288 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 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5491 4734 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2691 1429 DNIC-ASBLK-00306-00371, US 209 1696 1386 CENTURYLINK-US-LEGACY-QWEST, US 56041 1457 1384 CMNET-ZHEJIANG-AP China Mobile communications c 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 /16:5938 /17:2477 /18:2572 /19:5441 /20:8861 /21:10809 /22:19524 /23:20384 /24:112013 /25:72 /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 2887 5491 UNINET, MX 16509 2137 10062 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 763 905 BRSPD-PUBLIC, US 11776 740 1595 ATLANTICBB-JOHNSTOWN, US 6147 685 1092 Telefonica del Peru S.A.A., PE 8376 557 715 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 2:393 3:346 5:1124 6:145 7:5 8:628 11:171 12:661 13:300 14:102 15:283 16:181 17:5 18:746 20:33 21:4 22:188 23:1819 24:698 25:2 27:27 29:19 31:207 32:1 34:10 35:58 36:1178 37:423 38:776 39:527 40:26 41:698 42:12 43:166 44:33 45:2468 46:633 47:96 49:11 50:274 51:479 52:1366 54:277 55:994 57:16 58:6 59:36 60:17 61:64 62:352 63:497 64:1522 65:810 66:1217 67:803 68:176 69:803 70:138 71:190 72:462 74:710 75:382 76:185 77:343 78:585 79:170 80:229 81:208 82:213 83:129 84:198 85:378 86:162 87:158 88:158 89:526 90:97 91:623 92:445 93:827 94:502 95:1110 96:357 97:34 98:137 99:149 100:11 101:19 102:204 103:1101 104:757 105:74 106:3 107:174 108:299 109:283 110:36 111:1791 112:446 113:42 114:33 115:19 116:31 117:965 118:73 119:111 120:1087 121:19 122:81 123:20 124:59 125:15 128:355 129:279 130:515 131:784 132:490 133:195 134:338 135:88 136:377 137:419 138:746 139:397 140:595 141:321 142:709 143:619 144:329 145:66 146:441 147:415 148:595 149:455 150:297 151:581 152:581 153:117 154:454 155:701 156:426 157:273 158:309 159:679 160:887 161:473 162:697 163:280 164:649 165:394 166:107 167:390 168:965 169:138 170:1272 171:65 172:936 173:773 174:169 175:36 176:411 177:781 178:391 179:524 180:56 181:930 182:18 183:831 184:309 185:2471 186:778 187:829 188:646 189:1157 190:2691 191:248 192:3856 193:1312 194:869 195:601 196:426 197:405 198:1984 199:3726 200:2407 201:2378 202:1066 203:640 204:1715 205:1663 206:1172 207:1119 208:910 209:1351 210:333 211:432 212:716 213:586 214:1022 215:42 216:1705 217:312 218:525 219:23 220:29 221:303 222:20 223:634 End of report