IPv4 R&E Routing Table Report 20:15 GMT Tue 04 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: 194263 Prefixes after maximum aggregation (per Origin AS): 85195 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 106297 Number of IPv4 prefixes with a valid ROA: 79914 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 114331 Total ASes present in the Internet Routing Table: 16094 Prefixes per ASN: 12.07 Origin-only ASes present in the Internet Routing Table: 13921 Origin ASes announcing only one prefix: 6447 Transit ASes present in the Internet Routing Table: 2173 Transit-only ASes present in the Internet Routing Table: 619 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: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 226 Number of instances of unregistered ASNs: 226 Number of 32-bit ASNs allocated by the RIRs: 44651 Number of 32-bit ASNs visible in the Routing Table: 5762 Prefixes from 32-bit ASNs in the Routing Table: 19500 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: 84 Number of addresses announced to Internet: 1155195037 Equivalent to 68 /8s, 218 /16s and 224 /24s Percentage of available address space announced: 31.2 Percentage of allocated address space announced: 31.2 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: 57626 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30345 Total APNIC prefixes after maximum aggregation: 7188 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29874 Unique aggregates announced from the APNIC address blocks: 8188 APNIC Region origin ASes present in the Internet Routing Table: 1179 APNIC Prefixes per ASN: 25.34 APNIC Region origin ASes announcing only one prefix: 481 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: 520 Number of APNIC addresses announced to Internet: 201717356 Equivalent to 12 /8s, 5 /16s and 246 /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: 87239 Total ARIN prefixes after maximum aggregation: 47958 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86062 Unique aggregates announced from the ARIN address blocks: 53693 ARIN Region origin ASes present in the Internet Routing Table: 7306 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 3193 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: 1499 Number of ARIN addresses announced to Internet: 653493857 Equivalent to 38 /8s, 243 /16s and 134 /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: 40819 Total RIPE prefixes after maximum aggregation: 18886 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 41586 Unique aggregates announced from the RIPE address blocks: 27156 RIPE Region origin ASes present in the Internet Routing Table: 3690 RIPE Prefixes per ASN: 11.27 RIPE Region origin ASes announcing only one prefix: 1614 RIPE Region transit ASes present in the Internet Routing Table: 561 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1351 Number of RIPE addresses announced to Internet: 197743824 Equivalent to 11 /8s, 201 /16s and 84 /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: 30447 Total LACNIC prefixes after maximum aggregation: 9321 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 30185 Unique aggregates announced from the LACNIC address blocks: 14402 LACNIC Region origin ASes present in the Internet Routing Table: 2983 LACNIC Prefixes per ASN: 10.12 LACNIC Region origin ASes announcing only one prefix: 1066 LACNIC Region transit ASes present in the Internet Routing Table: 593 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: 2289 Number of LACNIC addresses announced to Internet: 72697856 Equivalent to 4 /8s, 85 /16s and 72 /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: 5187 Total AfriNIC prefixes after maximum aggregation: 1668 AfriNIC Deaggregation factor: 3.11 Prefixes being announced from the AfriNIC address blocks: 6472 Unique aggregates announced from the AfriNIC address blocks: 2779 AfriNIC Region origin ASes present in the Internet Routing Table: 222 AfriNIC Prefixes per ASN: 29.15 AfriNIC Region origin ASes announcing only one prefix: 93 AfriNIC Region transit ASes present in the Internet Routing Table: 63 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: 103 Number of AfriNIC addresses announced to Internet: 29496576 Equivalent to 1 /8s, 194 /16s and 21 /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 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1482 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1453 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 714 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 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 9962 11388 3535 AMAZON-02, US 749 3218 54903 2470 DNIC-AS-00749, US 367 2800 3389 1311 DNIC-ASBLK-00306-00371, US 4155 1865 120 1270 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1594 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1321 385 596 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 955 255 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 1280 103 1033 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 746 60 23 Jordan Data Communications, JO 8452 601 1841 10 TE-AS TE-AS, EG 15897 536 183 25 VODAFONETURKEY, TR 51167 534 102 230 CONTABO, DE 35819 432 430 74 MOBILY-AS Etihad Etisalat Company Mobil 212238 423 31 369 CDNEXT, GB 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 5476 1578 746 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1039 324 5 Instituto Costarricense de Electricidad 18881 758 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 464 63 190 Mega Cable, S.A. de C.V., MX 22047 403 342 16 VTR BANDA ANCHA S.A., CL 10620 381 47 316 Telmex Colombia S.A., CO 27983 232 23 125 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 29571 911 67 182 ORANGE-COTE-IVOIRE, CI 24863 550 242 208 LINKdotNET-AS, EG 24835 397 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 36914 248 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 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 9962 11388 3535 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5476 1578 746 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3218 54903 2470 DNIC-AS-00749, US 367 2800 3389 1311 DNIC-ASBLK-00306-00371, US 4155 1865 120 1270 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1594 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 9648 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5476 4730 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 367 2800 1489 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1697 1387 CENTURYLINK-US-LEGACY-QWEST, US 56041 1453 1380 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1482 1373 CMNET-JIANGSU-AP China Mobile communications co 11776 1594 1325 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 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 30442 UNALLOCATED 12.155.208.0/24 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 41.74.44.0/24 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 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 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 /11:33 /12:95 /13:144 /14:387 /15:774 /16:6134 /17:2619 /18:2732 /19:5788 /20:9019 /21:10997 /22:20292 /23:20909 /24:114068 /25:73 /26:48 /27:66 /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 2883 5476 UNINET, MX 16509 2125 9962 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 960 1697 CENTURYLINK-US-LEGACY-QWEST, US 11830 880 1039 Instituto Costarricense de Electricidad y Telec 19901 754 895 BRSPD-PUBLIC, US 11776 740 1594 ATLANTICBB-JOHNSTOWN, US 6147 681 1088 Telefonica del Peru S.A.A., PE 8376 587 746 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 2:392 3:338 5:1120 6:148 7:5 8:626 11:171 12:666 13:304 14:102 15:283 16:181 17:5 18:729 20:33 21:4 22:188 23:1815 24:714 25:2 27:27 29:19 31:277 32:1 34:10 35:60 36:1178 37:456 38:889 39:527 40:10 41:822 42:13 43:174 44:33 45:2415 46:696 47:145 49:11 50:281 51:475 52:1369 54:275 55:995 57:14 58:6 59:34 60:17 61:64 62:387 63:497 64:1540 65:810 66:1237 67:835 68:176 69:789 70:143 71:191 72:462 74:716 75:388 76:185 77:345 78:582 79:178 80:257 81:219 82:214 83:150 84:212 85:437 86:169 87:158 88:161 89:587 90:97 91:659 92:452 93:834 94:521 95:1135 96:362 97:35 98:137 99:147 100:11 101:21 102:193 103:1154 104:761 105:114 106:3 107:165 108:304 109:277 110:40 111:1789 112:446 113:42 114:33 115:20 116:32 117:964 118:72 119:114 120:1087 121:19 122:86 123:21 124:59 125:14 128:363 129:282 130:502 131:785 132:497 133:195 134:346 135:89 136:382 137:426 138:774 139:403 140:592 141:321 142:705 143:607 144:328 145:77 146:493 147:402 148:588 149:465 150:294 151:576 152:585 153:117 154:492 155:688 156:455 157:274 158:309 159:688 160:1121 161:472 162:704 163:282 164:642 165:387 166:102 167:392 168:952 169:145 170:1287 171:64 172:930 173:774 174:169 175:43 176:417 177:779 178:344 179:551 180:57 181:925 182:22 183:832 184:309 185:2580 186:796 187:788 188:698 189:1131 190:2697 191:218 192:3883 193:1410 194:1004 195:687 196:430 197:362 198:1991 199:3694 200:2478 201:2384 202:1075 203:638 204:1729 205:1664 206:1180 207:1122 208:919 209:1357 210:346 211:432 212:760 213:727 214:1022 215:42 216:1734 217:376 218:525 219:23 220:29 221:303 222:20 223:635 End of report