IPv4 R&E Routing Table Report 20:15 GMT Thu 20 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: 190069 Prefixes after maximum aggregation (per Origin AS): 83927 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104508 Number of IPv4 prefixes with a valid ROA: 76195 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 113858 Total ASes present in the Internet Routing Table: 15826 Prefixes per ASN: 12.01 Origin-only ASes present in the Internet Routing Table: 13641 Origin ASes announcing only one prefix: 6283 Transit ASes present in the Internet Routing Table: 2185 Transit-only ASes present in the Internet Routing Table: 605 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: 219 Number of instances of unregistered ASNs: 219 Number of 32-bit ASNs allocated by the RIRs: 44805 Number of 32-bit ASNs visible in the Routing Table: 5706 Prefixes from 32-bit ASNs in the Routing Table: 19472 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: 78 Number of addresses announced to Internet: 1116322461 Equivalent to 66 /8s, 137 /16s and 186 /24s Percentage of available address space announced: 30.2 Percentage of allocated address space announced: 30.2 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: 55724 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30141 Total APNIC prefixes after maximum aggregation: 7124 APNIC Deaggregation factor: 4.23 Prefixes being announced from the APNIC address blocks: 29679 Unique aggregates announced from the APNIC address blocks: 8104 APNIC Region origin ASes present in the Internet Routing Table: 1130 APNIC Prefixes per ASN: 26.26 APNIC Region origin ASes announcing only one prefix: 461 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: 494 Number of APNIC addresses announced to Internet: 202484076 Equivalent to 12 /8s, 17 /16s and 169 /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: 87315 Total ARIN prefixes after maximum aggregation: 48112 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 85942 Unique aggregates announced from the ARIN address blocks: 53757 ARIN Region origin ASes present in the Internet Routing Table: 7323 ARIN Prefixes per ASN: 11.74 ARIN Region origin ASes announcing only one prefix: 3190 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: 1511 Number of ARIN addresses announced to Internet: 653962593 Equivalent to 38 /8s, 250 /16s and 173 /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: 36611 Total RIPE prefixes after maximum aggregation: 17231 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37509 Unique aggregates announced from the RIPE address blocks: 25163 RIPE Region origin ASes present in the Internet Routing Table: 3392 RIPE Prefixes per ASN: 11.06 RIPE Region origin ASes announcing only one prefix: 1450 RIPE Region transit ASes present in the Internet Routing Table: 540 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: 1251 Number of RIPE addresses announced to Internet: 159876304 Equivalent to 9 /8s, 135 /16s and 132 /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: 31335 Total LACNIC prefixes after maximum aggregation: 9550 LACNIC Deaggregation factor: 3.28 Prefixes being announced from the LACNIC address blocks: 31052 Unique aggregates announced from the LACNIC address blocks: 14719 LACNIC Region origin ASes present in the Internet Routing Table: 3076 LACNIC Prefixes per ASN: 10.09 LACNIC Region origin ASes announcing only one prefix: 1102 LACNIC Region transit ASes present in the Internet Routing Table: 604 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: 2352 Number of LACNIC addresses announced to Internet: 73408512 Equivalent to 4 /8s, 96 /16s and 32 /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: 4448 Total AfriNIC prefixes after maximum aggregation: 1737 AfriNIC Deaggregation factor: 2.56 Prefixes being announced from the AfriNIC address blocks: 5809 Unique aggregates announced from the AfriNIC address blocks: 2688 AfriNIC Region origin ASes present in the Internet Routing Table: 203 AfriNIC Prefixes per ASN: 28.62 AfriNIC Region origin ASes announcing only one prefix: 80 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: 98 Number of AfriNIC addresses announced to Internet: 26552832 Equivalent to 1 /8s, 149 /16s and 42 /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 1486 875 110 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 709 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 10064 11452 3588 AMAZON-02, US 749 3249 54900 2501 DNIC-AS-00749, US 367 2669 3341 1249 DNIC-ASBLK-00306-00371, US 4155 1926 124 1286 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 1267 101 1025 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 689 60 22 Jordan Data Communications, JO 8452 623 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 4664 1383 730 UNINET, MX 3816 1322 784 196 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 719 218 283 LINKdotNET-AS, EG 36914 441 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 29571 352 40 191 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 147 236 124 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 10064 11452 3588 AMAZON-02, US 9808 9669 8744 71 CHINAMOBILE-CN China Mobile Communicati 39891 4758 286 60 ALJAWWALSTC-AS, SA 8151 4664 1383 730 UNINET, MX 749 3249 54900 2501 DNIC-AS-00749, US 367 2669 3341 1249 DNIC-ASBLK-00306-00371, US 4155 1926 124 1286 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 4664 3934 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2669 1420 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1486 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 41.57.124.0/24 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 /10:17 /11:30 /12:93 /13:124 /14:357 /15:698 /16:5936 /17:2450 /18:2556 /19:5388 /20:8611 /21:10907 /22:19625 /23:20322 /24:112678 /25:79 /26:50 /27:80 /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 2314 4664 UNINET, MX 16509 2124 10064 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 770 912 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 2:388 3:347 5:1099 6:148 7:5 8:626 11:171 12:659 13:301 14:101 15:280 16:181 17:6 18:742 20:33 21:4 22:188 23:1822 24:700 25:2 27:27 29:19 31:201 32:1 34:10 35:58 36:1192 37:422 38:787 39:528 40:26 41:619 42:13 43:171 44:33 45:2498 46:628 47:93 49:12 50:269 51:481 52:1367 54:278 55:914 57:22 58:6 59:35 60:17 61:66 62:351 63:498 64:1538 65:808 66:1218 67:831 68:178 69:811 70:137 71:190 72:466 74:705 75:381 76:183 77:313 78:560 79:161 80:228 81:183 82:214 83:122 84:197 85:439 86:162 87:161 88:156 89:529 90:96 91:619 92:449 93:821 94:496 95:1083 96:363 97:34 98:142 99:149 100:11 101:15 102:196 103:1061 104:758 105:76 106:3 107:170 108:300 109:265 110:37 111:1795 112:443 113:46 114:34 115:19 116:29 117:967 118:75 119:107 120:1085 121:20 122:81 123:21 124:58 125:15 128:360 129:277 130:521 131:785 132:517 133:195 134:340 135:88 136:376 137:420 138:741 139:391 140:605 141:324 142:704 143:608 144:330 145:66 146:463 147:435 148:591 149:463 150:292 151:582 152:584 153:116 154:531 155:693 156:429 157:271 158:308 159:666 160:750 161:491 162:696 163:278 164:645 165:397 166:107 167:403 168:977 169:137 170:1328 171:65 172:954 173:780 174:169 175:35 176:397 177:784 178:384 179:519 180:56 181:1053 182:20 183:831 184:311 185:2398 186:1201 187:678 188:642 189:1053 190:2932 191:225 192:3859 193:1299 194:869 195:600 196:417 197:555 198:1962 199:3748 200:2671 201:2328 202:1065 203:630 204:1723 205:1684 206:1181 207:1119 208:910 209:1356 210:334 211:431 212:716 213:587 214:1021 215:42 216:1717 217:283 218:525 219:23 220:29 221:303 222:20 223:635 End of report