IPv4 R&E Routing Table Report 20:15 GMT Mon 06 May, 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: 186851 Prefixes after maximum aggregation (per Origin AS): 82160 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 102489 Number of IPv4 prefixes with a valid ROA: 73356 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 113475 Total ASes present in the Internet Routing Table: 15971 Prefixes per ASN: 11.70 Origin-only ASes present in the Internet Routing Table: 13791 Origin ASes announcing only one prefix: 6310 Transit ASes present in the Internet Routing Table: 2180 Transit-only ASes present in the Internet Routing Table: 593 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 234 Number of instances of unregistered ASNs: 234 Number of 32-bit ASNs allocated by the RIRs: 44392 Number of 32-bit ASNs visible in the Routing Table: 5801 Prefixes from 32-bit ASNs in the Routing Table: 19081 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: 94 Number of addresses announced to Internet: 1112448417 Equivalent to 66 /8s, 78 /16s and 157 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 54135 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29784 Total APNIC prefixes after maximum aggregation: 6935 APNIC Deaggregation factor: 4.29 Prefixes being announced from the APNIC address blocks: 29449 Unique aggregates announced from the APNIC address blocks: 7912 APNIC Region origin ASes present in the Internet Routing Table: 1138 APNIC Prefixes per ASN: 25.88 APNIC Region origin ASes announcing only one prefix: 458 APNIC Region transit ASes present in the Internet Routing Table: 198 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: 488 Number of APNIC addresses announced to Internet: 200189552 Equivalent to 11 /8s, 238 /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: 85056 Total ARIN prefixes after maximum aggregation: 46382 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83659 Unique aggregates announced from the ARIN address blocks: 51455 ARIN Region origin ASes present in the Internet Routing Table: 7311 ARIN Prefixes per ASN: 11.44 ARIN Region origin ASes announcing only one prefix: 3156 ARIN Region transit ASes present in the Internet Routing Table: 637 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1501 Number of ARIN addresses announced to Internet: 651108449 Equivalent to 38 /8s, 207 /16s and 32 /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: 35914 Total RIPE prefixes after maximum aggregation: 16958 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 36702 Unique aggregates announced from the RIPE address blocks: 24438 RIPE Region origin ASes present in the Internet Routing Table: 3463 RIPE Prefixes per ASN: 10.60 RIPE Region origin ASes announcing only one prefix: 1475 RIPE Region transit ASes present in the Internet Routing Table: 531 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1271 Number of RIPE addresses announced to Internet: 159925712 Equivalent to 9 /8s, 136 /16s and 69 /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: 31292 Total LACNIC prefixes after maximum aggregation: 9915 LACNIC Deaggregation factor: 3.16 Prefixes being announced from the LACNIC address blocks: 30993 Unique aggregates announced from the LACNIC address blocks: 15730 LACNIC Region origin ASes present in the Internet Routing Table: 3160 LACNIC Prefixes per ASN: 9.81 LACNIC Region origin ASes announcing only one prefix: 1137 LACNIC Region transit ASes present in the Internet Routing Table: 640 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: 2437 Number of LACNIC addresses announced to Internet: 73000960 Equivalent to 4 /8s, 89 /16s and 232 /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: 4571 Total AfriNIC prefixes after maximum aggregation: 1786 AfriNIC Deaggregation factor: 2.56 Prefixes being announced from the AfriNIC address blocks: 5954 Unique aggregates announced from the AfriNIC address blocks: 2867 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 28.22 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 104 Number of AfriNIC addresses announced to Internet: 28175872 Equivalent to 1 /8s, 173 /16s and 238 /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 61 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 725 10640 155 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi 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 9811 11354 3484 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2834 3546 1347 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1746 112 1226 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1370 390 624 DNIC-ASBLK-05800-06055, US 7979 1008 67 198 SERVERS-COM, US 855 961 255 82 CANET-ASN-4, CA 14618 906 4165 686 AMAZON-AES, US 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 1256 105 1022 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 712 60 24 Jordan Data Communications, JO 8452 616 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 58224 507 242 365 TCI, IR 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 393 34 5 ASN-ISKON, HR 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 5490 1613 895 UNINET, MX 3816 1316 788 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 897 1128 28 TELEFONICA BRASIL S.A, BR 26599 570 2961 47 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 489 66 214 Mega Cable, S.A. de C.V., MX 27983 230 23 124 Red Intercable Digital S.A., AR 22724 229 15 99 PUNTONET S.A., EC 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 614 209 253 LINKdotNET-AS, EG 29571 523 53 162 ORANGE-COTE-IVOIRE, CI 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 239 278 184 ETISALAT-MISR, EG 36914 200 82 3 KENET-AS, KE 37282 157 20 54 MAINONE, NG 37492 156 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 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 9811 11354 3484 AMAZON-02, US 9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5490 1613 895 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2834 3546 1347 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1746 112 1226 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 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 9587 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5490 4595 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2834 1487 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1316 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 1835 FSKNET-DK Forskningsnettet - Danish network for 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 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 RESERVED, ZZ 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 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 /13:125 /14:365 /15:705 /16:5925 /17:2481 /18:2556 /19:5351 /20:8534 /21:10668 /22:19751 /23:20557 /24:109440 /25:69 /26:40 /27:69 /28:19 /29:20 /30:15 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2960 5490 UNINET, MX 16509 2091 9811 AMAZON-02, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 728 869 BRSPD-PUBLIC, US 6147 697 1102 Telefonica del Peru S.A.A., PE 8376 560 712 Jordan Data Communications, JO 7979 451 1008 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:379 3:331 5:1087 6:150 7:5 8:610 11:171 12:654 13:302 14:102 15:282 16:174 17:6 18:738 20:34 21:4 22:188 23:1779 24:396 25:2 27:27 29:19 31:204 32:1 34:11 35:57 36:1173 37:417 38:893 39:525 40:11 41:616 42:13 43:172 44:28 45:2433 46:626 47:91 49:14 50:264 51:473 52:1359 54:273 55:999 57:16 58:7 59:38 60:19 61:65 62:337 63:483 64:1497 65:797 66:1241 67:663 68:166 69:745 70:148 71:191 72:375 74:718 75:394 76:204 77:318 78:520 79:172 80:221 81:203 82:173 83:100 84:183 85:352 86:154 87:149 88:117 89:513 90:98 91:552 92:403 93:794 94:491 95:1106 96:161 97:31 98:130 99:150 100:23 101:20 102:220 103:1052 104:724 105:130 106:3 107:206 108:299 109:274 110:34 111:1789 112:444 113:44 114:32 115:15 116:29 117:959 118:70 119:101 120:1075 121:18 122:87 123:20 124:57 125:12 128:358 129:288 130:513 131:773 132:494 133:195 134:336 135:68 136:366 137:415 138:774 139:390 140:598 141:330 142:697 143:600 144:330 145:64 146:471 147:388 148:612 149:478 150:291 151:573 152:538 153:118 154:560 155:681 156:443 157:275 158:315 159:584 160:632 161:432 162:666 163:283 164:644 165:382 166:98 167:402 168:953 169:154 170:1250 171:62 172:899 173:628 174:110 175:41 176:408 177:803 178:325 179:553 180:57 181:936 182:16 183:827 184:197 185:2386 186:842 187:800 188:577 189:1205 190:2758 191:195 192:3843 193:1268 194:837 195:562 196:405 197:372 198:1932 199:3572 200:2425 201:2471 202:1055 203:624 204:1754 205:1685 206:1117 207:1092 208:892 209:1430 210:344 211:431 212:695 213:553 214:1010 215:42 216:1698 217:322 218:525 219:24 220:29 221:302 222:22 223:634 End of report