IPv4 R&E Routing Table Report 20:15 GMT Sat 17 Aug, 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: 248498 Prefixes after maximum aggregation (per Origin AS): 111574 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 133276 Number of IPv4 prefixes with a valid ROA: 104074 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 144401 Total ASes present in the Internet Routing Table: 20674 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 17766 Origin ASes announcing only one prefix: 8009 Transit ASes present in the Internet Routing Table: 2908 Transit-only ASes present in the Internet Routing Table: 743 Paths with bogon ASNs present in the IPv4 Routing Table: 0 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 324 Number of instances of unregistered ASNs: 325 Number of 32-bit ASNs allocated by the RIRs: 45200 Number of 32-bit ASNs visible in the Routing Table: 8016 Prefixes from 32-bit ASNs in the Routing Table: 28588 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 149 Number of addresses announced to Internet: 1510290589 Equivalent to 90 /8s, 5 /16s and 52 /24s Percentage of available address space announced: 40.8 Percentage of allocated address space announced: 40.8 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: 77612 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31995 Total APNIC prefixes after maximum aggregation: 7966 APNIC Deaggregation factor: 4.02 Prefixes being announced from the APNIC address blocks: 31348 Unique aggregates announced from the APNIC address blocks: 9226 APNIC Region origin ASes present in the Internet Routing Table: 1269 APNIC Prefixes per ASN: 24.70 APNIC Region origin ASes announcing only one prefix: 511 APNIC Region transit ASes present in the Internet Routing Table: 217 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: 580 Number of APNIC addresses announced to Internet: 202088556 Equivalent to 12 /8s, 11 /16s and 160 /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: 111770 Total ARIN prefixes after maximum aggregation: 60166 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110893 Unique aggregates announced from the ARIN address blocks: 62346 ARIN Region origin ASes present in the Internet Routing Table: 9001 ARIN Prefixes per ASN: 12.32 ARIN Region origin ASes announcing only one prefix: 3747 ARIN Region transit ASes present in the Internet Routing Table: 821 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: 1960 Number of ARIN addresses announced to Internet: 871298401 Equivalent to 51 /8s, 238 /16s and 245 /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: 49574 Total RIPE prefixes after maximum aggregation: 26741 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 49924 Unique aggregates announced from the RIPE address blocks: 36298 RIPE Region origin ASes present in the Internet Routing Table: 4910 RIPE Prefixes per ASN: 10.17 RIPE Region origin ASes announcing only one prefix: 2125 RIPE Region transit ASes present in the Internet Routing Table: 736 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1922 Number of RIPE addresses announced to Internet: 300096976 Equivalent to 17 /8s, 227 /16s and 29 /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: 45506 Total LACNIC prefixes after maximum aggregation: 13770 LACNIC Deaggregation factor: 3.30 Prefixes being announced from the LACNIC address blocks: 44745 Unique aggregates announced from the LACNIC address blocks: 20617 LACNIC Region origin ASes present in the Internet Routing Table: 4301 LACNIC Prefixes per ASN: 10.40 LACNIC Region origin ASes announcing only one prefix: 1489 LACNIC Region transit ASes present in the Internet Routing Table: 895 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3403 Number of LACNIC addresses announced to Internet: 96645376 Equivalent to 5 /8s, 194 /16s and 177 /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: 9329 Total AfriNIC prefixes after maximum aggregation: 2701 AfriNIC Deaggregation factor: 3.45 Prefixes being announced from the AfriNIC address blocks: 11439 Unique aggregates announced from the AfriNIC address blocks: 4667 AfriNIC Region origin ASes present in the Internet Routing Table: 308 AfriNIC Prefixes per ASN: 37.14 AfriNIC Region origin ASes announcing only one prefix: 137 AfriNIC Region transit ASes present in the Internet Routing Table: 89 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 151 Number of AfriNIC addresses announced to Internet: 40081920 Equivalent to 2 /8s, 99 /16s and 154 /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 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1548 788 173 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1479 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 2907 597 2168 464 SINET-AS Research Organization of Informa 55410 518 47 174 VIL-AS-AP Vodafone Idea Ltd, IN 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 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 10475 11596 3814 AMAZON-02, US 749 3256 54898 2508 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2483 3069 1167 DNIC-ASBLK-00306-00371, US 4155 2050 131 1338 USDA-1, US 22773 1864 2028 637 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1792 3363 427 CELLCO-PART, US 209 1688 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1381 1047 108 ATT-MOBILITY-LLC-AS20057, 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 2087 139 45 ALJAWWALSTC-AS, SA 20940 1288 103 1055 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 844 1841 12 TE-AS TE-AS, EG 8376 726 58 23 Jordan Data Communications, JO 34984 719 84 459 TELLCOM-AS, TR 212238 564 41 494 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 547 8318 462 DTAG Internet service provider operations 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 6808 1964 720 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1319 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1062 2503 53 TIM SA, BR 6147 1033 369 22 Telefonica del Peru S.A.A., PE 18881 875 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 537 2893 68 TELEFONICA BRASIL S.A, BR 13999 528 72 228 Mega Cable, S.A. de C.V., MX 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 1302 388 22 LINKdotNET-AS, EG 24835 959 415 140 RAYA-AS, EG 29571 894 65 295 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 681 125 176 Vodafone-, EG 36914 522 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 380 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 6713 179 655 122 IAM-AS, MA 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 10475 11596 3814 AMAZON-02, US 9808 9711 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 6808 1964 720 UNINET, MX 749 3256 54898 2508 DNIC-AS-00749, US 7018 2899 23671 1819 ATT-INTERNET4, US 367 2483 3069 1167 DNIC-ASBLK-00306-00371, US 39891 2087 139 45 ALJAWWALSTC-AS, SA 4155 2050 131 1338 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1864 2028 637 ASN-CXA-ALL-CCI-22773-RDC, 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 9711 9636 CHINAMOBILE-CN China Mobile Communications Grou 8151 6808 6088 UNINET, MX 39891 2087 2042 ALJAWWALSTC-AS, SA 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1479 1404 CMNET-ZHEJIANG-AP China Mobile communications c 209 1688 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1548 1375 CMNET-JIANGSU-AP China Mobile communications co 6167 1792 1365 CELLCO-PART, US 367 2483 1316 DNIC-ASBLK-00306-00371, US 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 /8:13 /9:10 /10:29 /11:41 /12:137 /13:195 /14:523 /15:1034 /16:7144 /17:3392 /18:3929 /19:7596 /20:11698 /21:14983 /22:26956 /23:26597 /24:144045 /25:41 /26:52 /27:34 /28:19 /29:15 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3334 6808 UNINET, MX 16509 2143 10475 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1404 1864 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1312 2899 ATT-INTERNET4, US 39891 1038 2087 ALJAWWALSTC-AS, SA 209 954 1688 CENTURYLINK-US-LEGACY-QWEST, US 6167 887 1792 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 808 957 BRSPD-PUBLIC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:43 2:498 3:409 4:5 5:881 6:148 7:5 8:704 11:171 12:1024 13:304 14:110 15:290 16:226 17:6 18:822 20:173 21:4 22:188 23:2074 24:655 25:2 27:45 29:19 31:420 32:26 34:10 35:70 36:1196 37:733 38:1412 39:538 40:53 41:1177 42:171 43:198 44:46 45:3764 46:869 47:96 49:37 50:335 51:500 52:1366 54:276 55:951 56:8 57:17 58:6 59:33 60:17 61:59 62:487 63:785 64:1794 65:1065 66:1588 67:876 68:500 69:1076 70:313 71:206 72:603 74:927 75:413 76:229 77:393 78:359 79:243 80:329 81:377 82:305 83:180 84:351 85:493 86:218 87:205 88:248 89:849 90:98 91:1073 92:583 93:452 94:705 95:556 96:218 97:57 98:386 99:160 100:12 101:20 102:397 103:1356 104:1004 105:160 106:17 107:803 108:438 109:406 110:24 111:1841 112:449 113:42 114:44 115:25 116:48 117:962 118:209 119:130 120:1104 121:38 122:207 123:197 124:73 125:18 128:482 129:324 130:634 131:940 132:576 133:195 134:467 135:107 136:447 137:533 138:994 139:461 140:665 141:453 142:801 143:760 144:412 145:79 146:603 147:471 148:717 149:659 150:306 151:614 152:677 153:136 154:660 155:730 156:734 157:368 158:434 159:682 160:820 161:669 162:883 163:399 164:730 165:812 166:583 167:661 168:1312 169:168 170:1541 171:107 172:1188 173:790 174:153 175:59 176:646 177:1199 178:530 179:801 180:67 181:1555 182:43 183:832 184:315 185:3400 186:1767 187:1378 188:768 189:1336 190:4004 191:425 192:4766 193:1910 194:1396 195:990 196:863 197:712 198:2473 199:4411 200:3394 201:3254 202:1141 203:693 204:2049 205:1971 206:1581 207:1377 208:1196 209:1836 210:350 211:444 212:997 213:766 214:1021 215:43 216:2384 217:485 218:530 219:38 220:33 221:300 222:20 223:645 End of report