IPv4 R&E Routing Table Report 20:15 GMT Sun 11 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: 243310 Prefixes after maximum aggregation (per Origin AS): 109930 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 131324 Number of IPv4 prefixes with a valid ROA: 99329 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 143958 Total ASes present in the Internet Routing Table: 20364 Prefixes per ASN: 11.95 Origin-only ASes present in the Internet Routing Table: 17517 Origin ASes announcing only one prefix: 7896 Transit ASes present in the Internet Routing Table: 2847 Transit-only ASes present in the Internet Routing Table: 720 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: 337 Number of instances of unregistered ASNs: 338 Number of 32-bit ASNs allocated by the RIRs: 45169 Number of 32-bit ASNs visible in the Routing Table: 7829 Prefixes from 32-bit ASNs in the Routing Table: 27824 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: 151 Number of addresses announced to Internet: 1498785693 Equivalent to 89 /8s, 85 /16s and 167 /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: 75057 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31209 Total APNIC prefixes after maximum aggregation: 7741 APNIC Deaggregation factor: 4.03 Prefixes being announced from the APNIC address blocks: 30690 Unique aggregates announced from the APNIC address blocks: 9095 APNIC Region origin ASes present in the Internet Routing Table: 1254 APNIC Prefixes per ASN: 24.47 APNIC Region origin ASes announcing only one prefix: 498 APNIC Region transit ASes present in the Internet Routing Table: 218 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: 560 Number of APNIC addresses announced to Internet: 201614700 Equivalent to 12 /8s, 4 /16s and 101 /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: 110868 Total ARIN prefixes after maximum aggregation: 59656 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110087 Unique aggregates announced from the ARIN address blocks: 61764 ARIN Region origin ASes present in the Internet Routing Table: 8981 ARIN Prefixes per ASN: 12.26 ARIN Region origin ASes announcing only one prefix: 3742 ARIN Region transit ASes present in the Internet Routing Table: 823 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: 1944 Number of ARIN addresses announced to Internet: 870843489 Equivalent to 51 /8s, 232 /16s and 4 /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: 47283 Total RIPE prefixes after maximum aggregation: 26058 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47488 Unique aggregates announced from the RIPE address blocks: 35124 RIPE Region origin ASes present in the Internet Routing Table: 4738 RIPE Prefixes per ASN: 10.02 RIPE Region origin ASes announcing only one prefix: 2061 RIPE Region transit ASes present in the Internet Routing Table: 704 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: 1848 Number of RIPE addresses announced to Internet: 292177104 Equivalent to 17 /8s, 106 /16s and 68 /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: 44032 Total LACNIC prefixes after maximum aggregation: 13579 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 43324 Unique aggregates announced from the LACNIC address blocks: 20490 LACNIC Region origin ASes present in the Internet Routing Table: 4218 LACNIC Prefixes per ASN: 10.27 LACNIC Region origin ASes announcing only one prefix: 1464 LACNIC Region transit ASes present in the Internet Routing Table: 876 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: 3327 Number of LACNIC addresses announced to Internet: 94343680 Equivalent to 5 /8s, 159 /16s and 146 /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: 9581 Total AfriNIC prefixes after maximum aggregation: 2659 AfriNIC Deaggregation factor: 3.60 Prefixes being announced from the AfriNIC address blocks: 11570 Unique aggregates announced from the AfriNIC address blocks: 4727 AfriNIC Region origin ASes present in the Internet Routing Table: 306 AfriNIC Prefixes per ASN: 37.81 AfriNIC Region origin ASes announcing only one prefix: 131 AfriNIC Region transit ASes present in the Internet Routing Table: 84 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: 150 Number of AfriNIC addresses announced to Internet: 39726848 Equivalent to 2 /8s, 94 /16s and 47 /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 9703 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 2154 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 10515 11592 3746 AMAZON-02, US 749 3254 54897 2506 DNIC-AS-00749, US 7018 2895 23672 1813 ATT-INTERNET4, US 367 2489 3086 1167 DNIC-ASBLK-00306-00371, US 4155 2051 132 1333 USDA-1, US 22773 1861 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3324 431 CELLCO-PART, US 209 1691 4898 309 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 1310 104 1074 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 761 60 23 Jordan Data Communications, JO 34984 679 83 428 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 5825 1788 711 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1384 197 1028 Telmex Colombia S.A., CO 3816 1321 777 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1085 2503 53 TIM SA, BR 6147 1067 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 1141 75 248 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 523 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 373 319 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 10515 11592 3746 AMAZON-02, US 9808 9703 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5825 1788 711 UNINET, MX 749 3254 54897 2506 DNIC-AS-00749, US 7018 2895 23672 1813 ATT-INTERNET4, US 367 2489 3086 1167 DNIC-ASBLK-00306-00371, US 4155 2051 132 1333 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 9703 9628 CHINAMOBILE-CN China Mobile Communications Grou 8151 5825 5114 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 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 56046 1546 1374 CMNET-JIANGSU-AP China Mobile communications co 6167 1793 1362 CELLCO-PART, US 367 2489 1322 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 /15:1028 /16:7082 /17:3400 /18:3882 /19:7438 /20:11351 /21:14559 /22:26609 /23:26078 /24:140761 /25:41 /26:52 /27:34 /28:19 /29:16 /30:11 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2919 5825 UNINET, MX 16509 2149 10515 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 2895 ATT-INTERNET4, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 6167 883 1793 CELLCO-PART, US 10620 833 1384 Telmex Colombia S.A., CO 19901 805 954 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) ---------------------------------------------- 1:18 2:302 3:402 4:5 5:670 6:148 7:5 8:700 11:171 12:1024 13:302 14:114 15:290 16:226 17:6 18:829 20:192 21:4 22:188 23:2059 24:657 25:2 27:39 29:19 31:370 32:26 34:10 35:67 36:1196 37:701 38:1415 39:538 40:54 41:1189 42:104 43:188 44:40 45:3719 46:868 47:90 49:19 50:333 51:373 52:1365 54:275 55:942 56:8 57:19 58:33 59:33 60:17 61:58 62:496 63:788 64:1703 65:1039 66:1436 67:877 68:501 69:1037 70:314 71:209 72:535 74:893 75:413 76:219 77:363 78:322 79:220 80:344 81:369 82:336 83:179 84:342 85:466 86:221 87:197 88:249 89:849 90:101 91:1007 92:547 93:424 94:629 95:290 96:217 97:57 98:383 99:161 100:12 101:20 102:402 103:1327 104:916 105:159 106:3 107:797 108:436 109:395 110:24 111:1839 112:456 113:38 114:48 115:25 116:42 117:964 118:88 119:114 120:1106 121:37 122:87 123:77 124:58 125:18 128:482 129:322 130:625 131:942 132:569 133:196 134:450 135:107 136:444 137:534 138:977 139:456 140:653 141:468 142:802 143:752 144:407 145:79 146:597 147:488 148:721 149:656 150:307 151:608 152:672 153:137 154:685 155:736 156:724 157:371 158:427 159:665 160:977 161:625 162:878 163:406 164:726 165:802 166:581 167:638 168:1287 169:165 170:1542 171:103 172:1150 173:772 174:152 175:59 176:650 177:1230 178:427 179:772 180:66 181:1531 182:37 183:833 184:332 185:3251 186:1743 187:1275 188:695 189:1418 190:3954 191:461 192:4753 193:1938 194:1406 195:982 196:858 197:719 198:2471 199:4402 200:3281 201:3032 202:1144 203:684 204:2050 205:1944 206:1548 207:1380 208:1175 209:1777 210:353 211:444 212:974 213:762 214:1016 215:42 216:2373 217:455 218:527 219:38 220:32 221:300 222:20 223:641 End of report