IPv4 R&E Routing Table Report 20:15 GMT Fri 21 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: 190574 Prefixes after maximum aggregation (per Origin AS): 83997 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104502 Number of IPv4 prefixes with a valid ROA: 76507 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 114052 Total ASes present in the Internet Routing Table: 15856 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 13660 Origin ASes announcing only one prefix: 6300 Transit ASes present in the Internet Routing Table: 2196 Transit-only ASes present in the Internet Routing Table: 625 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: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 221 Number of instances of unregistered ASNs: 221 Number of 32-bit ASNs allocated by the RIRs: 44824 Number of 32-bit ASNs visible in the Routing Table: 5728 Prefixes from 32-bit ASNs in the Routing Table: 19559 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: 81 Number of addresses announced to Internet: 1121274525 Equivalent to 66 /8s, 213 /16s and 74 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 55908 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30271 Total APNIC prefixes after maximum aggregation: 7173 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29786 Unique aggregates announced from the APNIC address blocks: 8201 APNIC Region origin ASes present in the Internet Routing Table: 1137 APNIC Prefixes per ASN: 26.20 APNIC Region origin ASes announcing only one prefix: 465 APNIC Region transit ASes present in the Internet Routing Table: 203 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: 498 Number of APNIC addresses announced to Internet: 202573420 Equivalent to 12 /8s, 19 /16s and 6 /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: 87449 Total ARIN prefixes after maximum aggregation: 48194 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 86046 Unique aggregates announced from the ARIN address blocks: 53807 ARIN Region origin ASes present in the Internet Routing Table: 7329 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3205 ARIN Region transit ASes present in the Internet Routing Table: 661 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: 1513 Number of ARIN addresses announced to Internet: 657959777 Equivalent to 39 /8s, 55 /16s and 171 /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: 36391 Total RIPE prefixes after maximum aggregation: 17178 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37349 Unique aggregates announced from the RIPE address blocks: 24962 RIPE Region origin ASes present in the Internet Routing Table: 3381 RIPE Prefixes per ASN: 11.05 RIPE Region origin ASes announcing only one prefix: 1451 RIPE Region transit ASes present in the Internet Routing Table: 545 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1248 Number of RIPE addresses announced to Internet: 160555984 Equivalent to 9 /8s, 145 /16s and 227 /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: 31792 Total LACNIC prefixes after maximum aggregation: 9550 LACNIC Deaggregation factor: 3.33 Prefixes being announced from the LACNIC address blocks: 31510 Unique aggregates announced from the LACNIC address blocks: 14752 LACNIC Region origin ASes present in the Internet Routing Table: 3082 LACNIC Prefixes per ASN: 10.22 LACNIC Region origin ASes announcing only one prefix: 1095 LACNIC Region transit ASes present in the Internet Routing Table: 606 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: 2367 Number of LACNIC addresses announced to Internet: 73949696 Equivalent to 4 /8s, 104 /16s and 98 /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: 4450 Total AfriNIC prefixes after maximum aggregation: 1730 AfriNIC Deaggregation factor: 2.57 Prefixes being announced from the AfriNIC address blocks: 5802 Unique aggregates announced from the AfriNIC address blocks: 2700 AfriNIC Region origin ASes present in the Internet Routing Table: 206 AfriNIC Prefixes per ASN: 28.17 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 102 Number of AfriNIC addresses announced to Internet: 26189568 Equivalent to 1 /8s, 143 /16s and 159 /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 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 56047 1505 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1487 875 111 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 795 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 708 10639 150 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 10042 11448 3588 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2663 3326 1244 DNIC-ASBLK-00306-00371, US 4155 1939 124 1289 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1308 384 584 DNIC-ASBLK-05800-06055, US 7979 993 65 201 SERVERS-COM, US 855 958 255 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 1271 101 1025 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 687 60 22 Jordan Data Communications, JO 8452 571 1841 11 TE-AS TE-AS, EG 51167 544 104 238 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 422 31 367 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 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 5322 1568 762 UNINET, MX 3816 1323 778 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19037 1210 278 33 AMX Argentina S.A., AR 6147 1093 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 779 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2859 75 TELEFONICA BRASIL S.A, BR 13999 514 69 219 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 351 44 290 Telmex Colombia S.A., CO 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 740 221 292 LINKdotNET-AS, EG 36914 454 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 29571 353 40 192 ORANGE-COTE-IVOIRE, CI 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 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 10042 11448 3588 AMAZON-02, US 9808 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5322 1568 762 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2663 3326 1244 DNIC-ASBLK-00306-00371, US 4155 1939 124 1289 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1593 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 9669 9598 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5322 4560 UNINET, MX 56047 1505 1457 CMNET-HUNAN-AP China Mobile communications corp 367 2663 1419 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1487 1376 CMNET-JIANGSU-AP China Mobile communications co 11776 1593 1324 ATLANTICBB-JOHNSTOWN, US 19037 1210 1177 AMX Argentina S.A., AR 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 14652 UNALLOCATED 8.39.162.0/24 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 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 /10:18 /11:30 /12:93 /13:124 /14:357 /15:698 /16:5938 /17:2456 /18:2551 /19:5452 /20:8771 /21:10963 /22:19581 /23:20553 /24:112730 /25:72 /26:41 /27:78 /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 2757 5322 UNINET, MX 16509 2122 10042 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 CENTURYLINK-US-LEGACY-QWEST, US 11830 881 1042 Instituto Costarricense de Electricidad y Telec 19901 771 913 BRSPD-PUBLIC, US 19037 762 1210 AMX Argentina S.A., AR 11776 740 1593 ATLANTICBB-JOHNSTOWN, US 6147 686 1093 Telefonica del Peru S.A.A., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:387 3:347 5:934 6:148 7:5 8:629 11:171 12:660 13:294 14:99 15:280 16:181 17:6 18:744 20:33 21:4 22:188 23:1830 24:700 25:2 27:27 29:19 31:189 32:1 34:10 35:58 36:1192 37:421 38:793 39:528 40:26 41:626 42:13 43:172 44:33 45:2525 46:627 47:92 49:12 50:269 51:481 52:1367 54:277 55:909 57:22 58:6 59:43 60:17 61:66 62:346 63:497 64:1537 65:807 66:1218 67:835 68:177 69:856 70:138 71:191 72:467 74:718 75:382 76:192 77:314 78:559 79:159 80:220 81:196 82:218 83:122 84:197 85:373 86:163 87:159 88:156 89:531 90:96 91:608 92:448 93:822 94:516 95:1084 96:363 97:34 98:137 99:148 100:11 101:15 102:200 103:1099 104:757 105:76 106:3 107:168 108:299 109:266 110:37 111:1793 112:443 113:46 114:36 115:19 116:32 117:967 118:75 119:109 120:1085 121:19 122:81 123:21 124:57 125:14 128:360 129:277 130:519 131:785 132:516 133:195 134:339 135:88 136:383 137:419 138:749 139:389 140:606 141:327 142:714 143:608 144:330 145:66 146:464 147:435 148:593 149:462 150:292 151:582 152:586 153:116 154:509 155:697 156:435 157:268 158:308 159:673 160:748 161:492 162:694 163:278 164:645 165:399 166:115 167:403 168:979 169:137 170:1335 171:65 172:942 173:780 174:169 175:35 176:396 177:769 178:383 179:511 180:55 181:1054 182:20 183:831 184:311 185:2403 186:1202 187:748 188:633 189:1108 190:2928 191:230 192:3859 193:1300 194:869 195:590 196:416 197:563 198:1961 199:3760 200:2610 201:2420 202:1066 203:631 204:1715 205:1678 206:1180 207:1119 208:912 209:1356 210:333 211:431 212:709 213:589 214:1014 215:42 216:1717 217:278 218:525 219:23 220:30 221:303 222:20 223:635 End of report