IPv4 R&E Routing Table Report 20:15 GMT Sun 23 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: 191129 Prefixes after maximum aggregation (per Origin AS): 84236 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 105140 Number of IPv4 prefixes with a valid ROA: 77168 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 113946 Total ASes present in the Internet Routing Table: 15894 Prefixes per ASN: 12.03 Origin-only ASes present in the Internet Routing Table: 13700 Origin ASes announcing only one prefix: 6308 Transit ASes present in the Internet Routing Table: 2194 Transit-only ASes present in the Internet Routing Table: 624 Paths with bogon ASNs present in the IPv4 Routing Table: 2 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 219 Number of instances of unregistered ASNs: 219 Number of 32-bit ASNs allocated by the RIRs: 44848 Number of 32-bit ASNs visible in the Routing Table: 5736 Prefixes from 32-bit ASNs in the Routing Table: 19814 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: 82 Number of addresses announced to Internet: 1121713565 Equivalent to 66 /8s, 219 /16s and 253 /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: 56532 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30197 Total APNIC prefixes after maximum aggregation: 7142 APNIC Deaggregation factor: 4.23 Prefixes being announced from the APNIC address blocks: 29720 Unique aggregates announced from the APNIC address blocks: 8149 APNIC Region origin ASes present in the Internet Routing Table: 1137 APNIC Prefixes per ASN: 26.14 APNIC Region origin ASes announcing only one prefix: 462 APNIC Region transit ASes present in the Internet Routing Table: 202 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: 497 Number of APNIC addresses announced to Internet: 202321004 Equivalent to 12 /8s, 15 /16s and 44 /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: 87292 Total ARIN prefixes after maximum aggregation: 48123 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 85905 Unique aggregates announced from the ARIN address blocks: 53777 ARIN Region origin ASes present in the Internet Routing Table: 7310 ARIN Prefixes per ASN: 11.75 ARIN Region origin ASes announcing only one prefix: 3188 ARIN Region transit ASes present in the Internet Routing Table: 659 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: 1506 Number of ARIN addresses announced to Internet: 658031713 Equivalent to 39 /8s, 56 /16s and 196 /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: 36760 Total RIPE prefixes after maximum aggregation: 17441 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37710 Unique aggregates announced from the RIPE address blocks: 25308 RIPE Region origin ASes present in the Internet Routing Table: 3435 RIPE Prefixes per ASN: 10.98 RIPE Region origin ASes announcing only one prefix: 1469 RIPE Region transit ASes present in the Internet Routing Table: 553 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1265 Number of RIPE addresses announced to Internet: 160970192 Equivalent to 9 /8s, 152 /16s and 53 /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: 32114 Total LACNIC prefixes after maximum aggregation: 9603 LACNIC Deaggregation factor: 3.34 Prefixes being announced from the LACNIC address blocks: 31823 Unique aggregates announced from the LACNIC address blocks: 15026 LACNIC Region origin ASes present in the Internet Routing Table: 3084 LACNIC Prefixes per ASN: 10.32 LACNIC Region origin ASes announcing only one prefix: 1102 LACNIC Region transit ASes present in the Internet Routing Table: 598 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: 2363 Number of LACNIC addresses announced to Internet: 74083072 Equivalent to 4 /8s, 106 /16s and 107 /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: 4547 Total AfriNIC prefixes after maximum aggregation: 1757 AfriNIC Deaggregation factor: 2.59 Prefixes being announced from the AfriNIC address blocks: 5889 Unique aggregates announced from the AfriNIC address blocks: 2799 AfriNIC Region origin ASes present in the Internet Routing Table: 209 AfriNIC Prefixes per ASN: 28.18 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 65 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: 105 Number of AfriNIC addresses announced to Internet: 26261248 Equivalent to 1 /8s, 144 /16s and 183 /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 1507 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 10040 11448 3606 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2652 3323 1238 DNIC-ASBLK-00306-00371, US 4155 1937 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 896 4814 290 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 692 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 421 31 366 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 5326 1576 763 UNINET, MX 3816 1322 778 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19037 1210 278 33 AMX Argentina S.A., AR 6147 1092 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 706 217 283 LINKdotNET-AS, EG 36914 447 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 37480 126 8 35 Cobranet, NG 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 10040 11448 3606 AMAZON-02, US 9808 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5326 1576 763 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2652 3323 1238 DNIC-ASBLK-00306-00371, US 4155 1937 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 5326 4563 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2652 1414 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 /16:5941 /17:2459 /18:2560 /19:5459 /20:8741 /21:10958 /22:19551 /23:20733 /24:113179 /25:43 /26:48 /27:69 /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 5326 UNINET, MX 16509 2126 10040 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 772 914 BRSPD-PUBLIC, US 19037 762 1210 AMX Argentina S.A., AR 11776 740 1593 ATLANTICBB-JOHNSTOWN, US 6147 685 1092 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 2:394 3:349 5:949 6:148 7:5 8:615 11:171 12:658 13:294 14:99 15:280 16:181 17:6 18:744 20:33 21:4 22:188 23:1829 24:701 25:2 27:27 29:19 31:188 32:1 34:10 35:58 36:1192 37:436 38:797 39:528 40:26 41:650 42:13 43:175 44:33 45:2518 46:632 47:93 49:12 50:268 51:481 52:1366 54:277 55:908 57:22 58:6 59:34 60:17 61:66 62:346 63:492 64:1547 65:804 66:1217 67:830 68:177 69:857 70:138 71:191 72:465 74:717 75:382 76:190 77:323 78:591 79:159 80:227 81:189 82:220 83:122 84:197 85:374 86:162 87:161 88:156 89:534 90:96 91:616 92:455 93:822 94:518 95:1107 96:363 97:34 98:137 99:149 100:11 101:15 102:203 103:1095 104:758 105:76 106:3 107:162 108:299 109:275 110:36 111:1795 112:443 113:46 114:36 115:20 116:32 117:966 118:75 119:107 120:1085 121:19 122:81 123:21 124:57 125:15 128:365 129:277 130:516 131:794 132:520 133:195 134:340 135:88 136:386 137:422 138:766 139:390 140:606 141:330 142:713 143:608 144:326 145:67 146:461 147:435 148:586 149:464 150:292 151:584 152:586 153:116 154:506 155:698 156:434 157:273 158:307 159:666 160:749 161:460 162:695 163:276 164:647 165:401 166:115 167:404 168:984 169:136 170:1312 171:65 172:932 173:780 174:170 175:35 176:402 177:771 178:389 179:526 180:56 181:1059 182:20 183:831 184:310 185:2456 186:1253 187:751 188:635 189:1112 190:2954 191:242 192:3854 193:1305 194:874 195:591 196:414 197:662 198:1974 199:3760 200:2654 201:2411 202:1069 203:631 204:1721 205:1678 206:1170 207:1117 208:906 209:1346 210:333 211:431 212:715 213:586 214:1016 215:42 216:1716 217:310 218:525 219:23 220:30 221:303 222:20 223:635 End of report