IPv4 R&E Routing Table Report 20:15 GMT Mon 24 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: 191484 Prefixes after maximum aggregation (per Origin AS): 84377 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 105187 Number of IPv4 prefixes with a valid ROA: 77117 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 114349 Total ASes present in the Internet Routing Table: 16006 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 13799 Origin ASes announcing only one prefix: 6353 Transit ASes present in the Internet Routing Table: 2207 Transit-only ASes present in the Internet Routing Table: 618 Paths with bogon ASNs present in the IPv4 Routing Table: 2 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 220 Number of instances of unregistered ASNs: 220 Number of 32-bit ASNs allocated by the RIRs: 44848 Number of 32-bit ASNs visible in the Routing Table: 5812 Prefixes from 32-bit ASNs in the Routing Table: 19942 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: 86 Number of addresses announced to Internet: 1122973853 Equivalent to 66 /8s, 239 /16s and 56 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 56344 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30334 Total APNIC prefixes after maximum aggregation: 7228 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29841 Unique aggregates announced from the APNIC address blocks: 8244 APNIC Region origin ASes present in the Internet Routing Table: 1173 APNIC Prefixes per ASN: 25.44 APNIC Region origin ASes announcing only one prefix: 477 APNIC Region transit ASes present in the Internet Routing Table: 211 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 517 Number of APNIC addresses announced to Internet: 202543468 Equivalent to 12 /8s, 18 /16s and 145 /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: 87297 Total ARIN prefixes after maximum aggregation: 48124 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 85910 Unique aggregates announced from the ARIN address blocks: 53817 ARIN Region origin ASes present in the Internet Routing Table: 7310 ARIN Prefixes per ASN: 11.75 ARIN Region origin ASes announcing only one prefix: 3189 ARIN Region transit ASes present in the Internet Routing Table: 661 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: 1506 Number of ARIN addresses announced to Internet: 658102625 Equivalent to 39 /8s, 57 /16s and 217 /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: 36793 Total RIPE prefixes after maximum aggregation: 17449 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37742 Unique aggregates announced from the RIPE address blocks: 25286 RIPE Region origin ASes present in the Internet Routing Table: 3450 RIPE Prefixes per ASN: 10.94 RIPE Region origin ASes announcing only one prefix: 1481 RIPE Region transit ASes present in the Internet Routing Table: 553 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1271 Number of RIPE addresses announced to Internet: 161258704 Equivalent to 9 /8s, 156 /16s and 156 /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: 32277 Total LACNIC prefixes after maximum aggregation: 9631 LACNIC Deaggregation factor: 3.35 Prefixes being announced from the LACNIC address blocks: 31979 Unique aggregates announced from the LACNIC address blocks: 14955 LACNIC Region origin ASes present in the Internet Routing Table: 3145 LACNIC Prefixes per ASN: 10.17 LACNIC Region origin ASes announcing only one prefix: 1119 LACNIC Region transit ASes present in the Internet Routing Table: 605 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: 2410 Number of LACNIC addresses announced to Internet: 74055424 Equivalent to 4 /8s, 105 /16s and 255 /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: 4563 Total AfriNIC prefixes after maximum aggregation: 1774 AfriNIC Deaggregation factor: 2.57 Prefixes being announced from the AfriNIC address blocks: 5926 Unique aggregates announced from the AfriNIC address blocks: 2801 AfriNIC Region origin ASes present in the Internet Routing Table: 214 AfriNIC Prefixes per ASN: 27.69 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 108 Number of AfriNIC addresses announced to Internet: 26958848 Equivalent to 1 /8s, 155 /16s and 92 /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 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1487 875 111 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 795 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 704 10639 150 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 CMNET-V4HENAN-AS-AP Henan Mobile Commun 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 10085 11454 3600 AMAZON-02, US 749 3249 54900 2501 DNIC-AS-00749, US 367 2645 3323 1235 DNIC-ASBLK-00306-00371, US 4155 1936 124 1290 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1308 384 584 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 1271 101 1025 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 690 60 22 Jordan Data Communications, JO 8452 580 1841 11 TE-AS TE-AS, EG 51167 544 104 238 CONTABO, DE 35819 465 472 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 5322 1568 762 UNINET, MX 3816 1322 778 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19037 1210 278 33 AMX Argentina S.A., AR 6147 1094 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 541 2859 75 TELEFONICA BRASIL S.A, BR 13999 514 69 219 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 351 44 290 Telmex Colombia S.A., CO 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 801 239 308 LINKdotNET-AS, EG 36914 455 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 29571 353 40 194 ORANGE-COTE-IVOIRE, CI 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 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 10085 11454 3600 AMAZON-02, US 9808 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5322 1568 762 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3249 54900 2501 DNIC-AS-00749, US 367 2645 3323 1235 DNIC-ASBLK-00306-00371, US 4155 1936 124 1290 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 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 9669 9598 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5322 4560 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2645 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 1487 1376 CMNET-JIANGSU-AP China Mobile communications co 11776 1593 1324 ATLANTICBB-JOHNSTOWN, US 19037 1210 1177 AMX Argentina S.A., AR 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 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 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 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 /10:18 /11:30 /12:93 /13:125 /14:357 /15:699 /16:5952 /17:2462 /18:2573 /19:5465 /20:8768 /21:10971 /22:19727 /23:20739 /24:113277 /25:43 /26:48 /27:69 /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 2757 5322 UNINET, MX 16509 2135 10085 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 CENTURYLINK-US-LEGACY-QWEST, US 11830 881 1042 Instituto Costarricense de Electricidad y Telec 19901 776 918 BRSPD-PUBLIC, US 19037 762 1210 AMX Argentina S.A., AR 11776 740 1593 ATLANTICBB-JOHNSTOWN, US 6147 687 1094 Telefonica del Peru S.A.A., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:394 3:348 5:949 6:147 7:5 8:634 11:171 12:659 13:304 14:100 15:280 16:181 17:6 18:745 20:34 21:4 22:188 23:1830 24:692 25:2 27:27 29:19 31:197 32:1 34:10 35:58 36:1192 37:430 38:804 39:528 40:26 41:628 42:13 43:177 44:33 45:2568 46:631 47:93 49:12 50:268 51:481 52:1367 54:277 55:910 57:22 58:6 59:35 60:17 61:66 62:347 63:492 64:1540 65:804 66:1218 67:831 68:177 69:812 70:141 71:191 72:464 74:712 75:382 76:183 77:324 78:590 79:161 80:225 81:188 82:218 83:121 84:201 85:385 86:163 87:162 88:156 89:533 90:97 91:613 92:450 93:819 94:518 95:1103 96:363 97:34 98:137 99:149 100:11 101:15 102:203 103:1135 104:756 105:76 106:3 107:161 108:300 109:272 110:39 111:1795 112:443 113:46 114:36 115:19 116:29 117:967 118:75 119:108 120:1085 121:19 122:82 123:21 124:56 125:15 128:361 129:277 130:520 131:806 132:523 133:196 134:339 135:88 136:388 137:447 138:774 139:390 140:614 141:339 142:713 143:610 144:326 145:70 146:458 147:413 148:590 149:464 150:293 151:583 152:586 153:116 154:505 155:693 156:436 157:272 158:310 159:666 160:747 161:459 162:693 163:277 164:652 165:403 166:114 167:405 168:997 169:137 170:1313 171:65 172:936 173:781 174:170 175:42 176:401 177:790 178:388 179:565 180:56 181:1057 182:19 183:829 184:310 185:2444 186:1202 187:777 188:635 189:1141 190:2947 191:231 192:3859 193:1301 194:882 195:592 196:403 197:560 198:1977 199:3754 200:2650 201:2433 202:1077 203:635 204:1712 205:1672 206:1184 207:1117 208:913 209:1351 210:349 211:431 212:712 213:589 214:1016 215:42 216:1719 217:309 218:525 219:23 220:30 221:303 222:20 223:635 End of report