IPv4 R&E Routing Table Report 20:15 GMT Tue 25 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: 190208 Prefixes after maximum aggregation (per Origin AS): 84262 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104901 Number of IPv4 prefixes with a valid ROA: 76919 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 113271 Total ASes present in the Internet Routing Table: 16161 Prefixes per ASN: 11.77 Origin-only ASes present in the Internet Routing Table: 13901 Origin ASes announcing only one prefix: 6411 Transit ASes present in the Internet Routing Table: 2260 Transit-only ASes present in the Internet Routing Table: 649 Paths with bogon ASNs present in the IPv4 Routing Table: 4 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: 228 Number of instances of unregistered ASNs: 228 Number of 32-bit ASNs allocated by the RIRs: 44852 Number of 32-bit ASNs visible in the Routing Table: 5973 Prefixes from 32-bit ASNs in the Routing Table: 20223 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: 92 Number of addresses announced to Internet: 1121132189 Equivalent to 66 /8s, 211 /16s and 30 /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: 55599 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30278 Total APNIC prefixes after maximum aggregation: 7205 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29809 Unique aggregates announced from the APNIC address blocks: 8218 APNIC Region origin ASes present in the Internet Routing Table: 1173 APNIC Prefixes per ASN: 25.41 APNIC Region origin ASes announcing only one prefix: 477 APNIC Region transit ASes present in the Internet Routing Table: 208 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: 513 Number of APNIC addresses announced to Internet: 202742380 Equivalent to 12 /8s, 21 /16s and 154 /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: 87296 Total ARIN prefixes after maximum aggregation: 48074 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85901 Unique aggregates announced from the ARIN address blocks: 53712 ARIN Region origin ASes present in the Internet Routing Table: 7314 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3184 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: 1512 Number of ARIN addresses announced to Internet: 658178145 Equivalent to 39 /8s, 59 /16s and 0 /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: 36648 Total RIPE prefixes after maximum aggregation: 17393 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37555 Unique aggregates announced from the RIPE address blocks: 25175 RIPE Region origin ASes present in the Internet Routing Table: 3440 RIPE Prefixes per ASN: 10.92 RIPE Region origin ASes announcing only one prefix: 1475 RIPE Region transit ASes present in the Internet Routing Table: 552 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: 1267 Number of RIPE addresses announced to Internet: 160918736 Equivalent to 9 /8s, 151 /16s and 108 /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: 31011 Total LACNIC prefixes after maximum aggregation: 9709 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 30730 Unique aggregates announced from the LACNIC address blocks: 14976 LACNIC Region origin ASes present in the Internet Routing Table: 3274 LACNIC Prefixes per ASN: 9.39 LACNIC Region origin ASes announcing only one prefix: 1193 LACNIC Region transit ASes present in the Internet Routing Table: 658 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2569 Number of LACNIC addresses announced to Internet: 72941312 Equivalent to 4 /8s, 88 /16s and 255 /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: 4747 Total AfriNIC prefixes after maximum aggregation: 1705 AfriNIC Deaggregation factor: 2.78 Prefixes being announced from the AfriNIC address blocks: 6121 Unique aggregates announced from the AfriNIC address blocks: 2730 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 29.01 AfriNIC Region origin ASes announcing only one prefix: 82 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 112 Number of AfriNIC addresses announced to Internet: 26294528 Equivalent to 1 /8s, 145 /16s and 57 /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 9680 8745 72 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 704 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 10067 11482 3617 AMAZON-02, US 749 3248 54900 2500 DNIC-AS-00749, US 367 2669 3327 1248 DNIC-ASBLK-00306-00371, US 4155 1938 124 1287 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 1279 103 1032 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 690 60 22 Jordan Data Communications, JO 8452 581 1841 11 TE-AS TE-AS, EG 51167 546 105 239 CONTABO, DE 35819 465 472 60 MOBILY-AS Etihad Etisalat Company Mobil 20978 420 196 13 TT_MOBIL Istanbul, TR 212238 420 31 365 CDNEXT, GB 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 5323 1568 763 UNINET, MX 3816 1325 778 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1094 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 27843 231 20 33 WIN EMPRESAS S.A.C., PE 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 643 210 264 LINKdotNET-AS, EG 36914 449 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 29571 353 40 194 ORANGE-COTE-IVOIRE, CI 15399 337 33 27 WANANCHI-, KE 36935 260 65 79 Vodafone-, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 24835 129 147 75 RAYA-AS, EG 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 10067 11482 3617 AMAZON-02, US 9808 9680 8745 72 CHINAMOBILE-CN China Mobile Communicati 8151 5323 1568 763 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3248 54900 2500 DNIC-AS-00749, US 367 2669 3327 1248 DNIC-ASBLK-00306-00371, US 4155 1938 124 1287 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 9680 9608 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5323 4560 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2669 1421 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 3816 1325 1132 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 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 /16:5928 /17:2458 /18:2564 /19:5445 /20:8809 /21:10853 /22:19516 /23:20769 /24:112318 /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 2758 5323 UNINET, MX 16509 2132 10067 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 776 918 BRSPD-PUBLIC, US 11776 740 1593 ATLANTICBB-JOHNSTOWN, US 6147 687 1094 Telefonica del Peru S.A.A., PE 8376 539 690 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:390 3:347 5:949 6:147 7:5 8:634 11:171 12:655 13:301 14:100 15:281 16:181 17:6 18:741 20:34 21:4 22:188 23:1823 24:715 25:2 27:27 29:19 31:186 32:1 34:10 35:58 36:1192 37:429 38:761 39:528 40:26 41:740 42:13 43:173 44:33 45:2594 46:629 47:93 49:12 50:266 51:481 52:1367 54:275 55:915 57:22 58:6 59:35 60:17 61:51 62:342 63:496 64:1538 65:808 66:1217 67:829 68:177 69:810 70:138 71:191 72:468 74:703 75:382 76:183 77:324 78:590 79:159 80:228 81:204 82:218 83:119 84:200 85:347 86:163 87:162 88:156 89:526 90:97 91:615 92:450 93:816 94:511 95:1101 96:363 97:34 98:137 99:148 100:11 101:15 102:216 103:1131 104:745 105:76 106:3 107:174 108:301 109:280 110:37 111:1797 112:444 113:46 114:37 115:19 116:29 117:968 118:75 119:108 120:1087 121:19 122:69 123:21 124:56 125:15 128:361 129:277 130:521 131:817 132:523 133:196 134:342 135:88 136:384 137:426 138:776 139:389 140:614 141:333 142:711 143:606 144:325 145:67 146:462 147:413 148:586 149:460 150:293 151:584 152:586 153:116 154:551 155:695 156:435 157:271 158:310 159:667 160:742 161:455 162:698 163:278 164:647 165:400 166:114 167:407 168:989 169:136 170:1291 171:64 172:918 173:778 174:170 175:42 176:401 177:837 178:379 179:521 180:57 181:905 182:20 183:831 184:309 185:2438 186:784 187:750 188:634 189:1115 190:2631 191:255 192:3862 193:1307 194:881 195:588 196:419 197:681 198:1976 199:3760 200:2526 201:2457 202:1078 203:623 204:1716 205:1656 206:1178 207:1118 208:910 209:1348 210:348 211:431 212:712 213:583 214:1012 215:42 216:1709 217:310 218:522 219:23 220:29 221:303 222:20 223:634 End of report