IPv4 R&E Routing Table Report 20:15 GMT Fri 09 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: 242810 Prefixes after maximum aggregation (per Origin AS): 110127 Deaggregation factor: 2.20 Unique aggregates announced (without unneeded subnets): 131288 Number of IPv4 prefixes with a valid ROA: 98928 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 143857 Total ASes present in the Internet Routing Table: 20366 Prefixes per ASN: 11.92 Origin-only ASes present in the Internet Routing Table: 17535 Origin ASes announcing only one prefix: 7888 Transit ASes present in the Internet Routing Table: 2831 Transit-only ASes present in the Internet Routing Table: 717 Paths with bogon ASNs present in the IPv4 Routing Table: 3 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: 334 Number of instances of unregistered ASNs: 335 Number of 32-bit ASNs allocated by the RIRs: 45142 Number of 32-bit ASNs visible in the Routing Table: 7832 Prefixes from 32-bit ASNs in the Routing Table: 27726 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: 152 Number of addresses announced to Internet: 1498652317 Equivalent to 89 /8s, 83 /16s and 158 /24s Percentage of available address space announced: 40.5 Percentage of allocated address space announced: 40.5 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: 74717 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31242 Total APNIC prefixes after maximum aggregation: 7782 APNIC Deaggregation factor: 4.01 Prefixes being announced from the APNIC address blocks: 30765 Unique aggregates announced from the APNIC address blocks: 9142 APNIC Region origin ASes present in the Internet Routing Table: 1278 APNIC Prefixes per ASN: 24.07 APNIC Region origin ASes announcing only one prefix: 514 APNIC Region transit ASes present in the Internet Routing Table: 222 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 574 Number of APNIC addresses announced to Internet: 201554028 Equivalent to 12 /8s, 3 /16s and 120 /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: 111101 Total ARIN prefixes after maximum aggregation: 59764 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110204 Unique aggregates announced from the ARIN address blocks: 61813 ARIN Region origin ASes present in the Internet Routing Table: 8981 ARIN Prefixes per ASN: 12.27 ARIN Region origin ASes announcing only one prefix: 3728 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: 1948 Number of ARIN addresses announced to Internet: 871939937 Equivalent to 51 /8s, 248 /16s and 191 /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: 47314 Total RIPE prefixes after maximum aggregation: 26073 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47536 Unique aggregates announced from the RIPE address blocks: 35167 RIPE Region origin ASes present in the Internet Routing Table: 4736 RIPE Prefixes per ASN: 10.04 RIPE Region origin ASes announcing only one prefix: 2061 RIPE Region transit ASes present in the Internet Routing Table: 699 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1847 Number of RIPE addresses announced to Internet: 292105680 Equivalent to 17 /8s, 105 /16s and 45 /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: 43389 Total LACNIC prefixes after maximum aggregation: 13557 LACNIC Deaggregation factor: 3.20 Prefixes being announced from the LACNIC address blocks: 42692 Unique aggregates announced from the LACNIC address blocks: 20436 LACNIC Region origin ASes present in the Internet Routing Table: 4205 LACNIC Prefixes per ASN: 10.15 LACNIC Region origin ASes announcing only one prefix: 1455 LACNIC Region transit ASes present in the Internet Routing Table: 866 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: 3310 Number of LACNIC addresses announced to Internet: 93345024 Equivalent to 5 /8s, 144 /16s and 85 /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: 9430 Total AfriNIC prefixes after maximum aggregation: 2717 AfriNIC Deaggregation factor: 3.47 Prefixes being announced from the AfriNIC address blocks: 11461 Unique aggregates announced from the AfriNIC address blocks: 4605 AfriNIC Region origin ASes present in the Internet Routing Table: 303 AfriNIC Prefixes per ASN: 37.83 AfriNIC Region origin ASes announcing only one prefix: 130 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 153 Number of AfriNIC addresses announced to Internet: 39627520 Equivalent to 2 /8s, 92 /16s and 171 /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 9701 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1546 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1476 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 805 176 48 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 598 2138 464 SINET-AS Research Organization of Informa 56040 485 490 108 CMNET-GUANGDONG-AP China Mobile communica 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 10514 11593 3747 AMAZON-02, US 749 3254 54897 2506 DNIC-AS-00749, US 7018 2896 23672 1814 ATT-INTERNET4, US 367 2517 3091 1181 DNIC-ASBLK-00306-00371, US 4155 2040 131 1326 USDA-1, US 22773 1861 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3324 431 CELLCO-PART, US 209 1689 4898 308 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1384 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 20940 1311 104 1075 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 857 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 769 61 24 Jordan Data Communications, JO 34984 694 85 443 TELLCOM-AS, TR 212238 566 41 496 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 550 8319 461 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 5267 1541 708 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1384 197 1028 Telmex Colombia S.A., CO 3816 1320 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1085 2503 53 TIM SA, BR 6147 1068 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 2891 72 TELEFONICA BRASIL S.A, BR 13999 531 72 230 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 1300 388 22 LINKdotNET-AS, EG 29571 1005 69 309 ORANGE-COTE-IVOIRE, CI 24835 966 416 140 RAYA-AS, EG 36992 821 1037 347 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 525 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 381 319 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 10514 11593 3747 AMAZON-02, US 9808 9701 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5267 1541 708 UNINET, MX 749 3254 54897 2506 DNIC-AS-00749, US 7018 2896 23672 1814 ATT-INTERNET4, US 367 2517 3091 1181 DNIC-ASBLK-00306-00371, US 4155 2040 131 1326 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1861 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3324 431 CELLCO-PART, 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 9701 9626 CHINAMOBILE-CN China Mobile Communications Grou 8151 5267 4559 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1476 1403 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1546 1374 CMNET-JIANGSU-AP China Mobile communications co 6167 1793 1362 CELLCO-PART, US 367 2517 1336 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, 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 23.142.96.0/24 Origin: 40501 AS-COLOIP, US 23.142.96.0/24 Transit: 20326 TERASWITCH, 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 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 /11:40 /12:137 /13:193 /14:522 /15:1030 /16:7092 /17:3399 /18:3878 /19:7329 /20:11311 /21:14507 /22:26626 /23:25958 /24:140560 /25:41 /26:51 /27:34 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2631 5267 UNINET, MX 16509 2147 10514 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1401 1861 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1314 2896 ATT-INTERNET4, US 209 955 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 883 1793 CELLCO-PART, US 10620 833 1384 Telmex Colombia S.A., CO 19901 804 952 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:19 2:301 3:402 4:5 5:669 6:148 7:5 8:696 11:171 12:1027 13:302 14:112 15:290 16:225 17:6 18:829 20:202 21:4 22:188 23:2061 24:657 25:2 27:39 29:19 31:372 32:26 34:10 35:68 36:1197 37:689 38:1367 39:538 40:54 41:1152 42:104 43:188 44:40 45:3692 46:868 47:90 49:19 50:338 51:373 52:1366 54:275 55:949 56:8 57:19 58:33 59:33 60:17 61:55 62:496 63:788 64:1697 65:1037 66:1439 67:878 68:501 69:1036 70:314 71:209 72:534 74:903 75:413 76:217 77:362 78:322 79:228 80:343 81:370 82:336 83:178 84:342 85:466 86:222 87:198 88:249 89:851 90:101 91:1010 92:559 93:429 94:626 95:269 96:220 97:57 98:384 99:162 100:12 101:21 102:406 103:1358 104:916 105:159 106:5 107:799 108:436 109:395 110:24 111:1836 112:456 113:39 114:48 115:26 116:43 117:964 118:88 119:115 120:1107 121:37 122:86 123:76 124:58 125:20 128:482 129:323 130:625 131:948 132:569 133:196 134:447 135:122 136:444 137:535 138:984 139:459 140:651 141:465 142:802 143:752 144:408 145:79 146:598 147:489 148:724 149:654 150:309 151:612 152:675 153:137 154:664 155:742 156:724 157:371 158:426 159:663 160:919 161:627 162:878 163:406 164:730 165:804 166:581 167:639 168:1291 169:165 170:1535 171:105 172:1150 173:773 174:153 175:60 176:655 177:1192 178:427 179:779 180:66 181:1534 182:42 183:834 184:332 185:3252 186:1731 187:1130 188:694 189:1361 190:3967 191:449 192:4761 193:1941 194:1400 195:983 196:853 197:717 198:2473 199:4403 200:3300 201:3104 202:1144 203:696 204:2051 205:1930 206:1547 207:1378 208:1173 209:1784 210:357 211:444 212:972 213:761 214:1018 215:42 216:2377 217:455 218:529 219:38 220:33 221:300 222:20 223:641 End of report