IPv4 R&E Routing Table Report 20:15 GMT Wed 24 Apr, 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: 186773 Prefixes after maximum aggregation (per Origin AS): 81700 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 101606 Number of IPv4 prefixes with a valid ROA: 72675 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 114080 Total ASes present in the Internet Routing Table: 15713 Prefixes per ASN: 11.89 Origin-only ASes present in the Internet Routing Table: 13584 Origin ASes announcing only one prefix: 6221 Transit ASes present in the Internet Routing Table: 2129 Transit-only ASes present in the Internet Routing Table: 580 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 231 Number of instances of unregistered ASNs: 231 Number of 32-bit ASNs allocated by the RIRs: 44237 Number of 32-bit ASNs visible in the Routing Table: 5664 Prefixes from 32-bit ASNs in the Routing Table: 19045 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: 96 Number of addresses announced to Internet: 1112599201 Equivalent to 66 /8s, 80 /16s and 234 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 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: 53850 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30006 Total APNIC prefixes after maximum aggregation: 7032 APNIC Deaggregation factor: 4.27 Prefixes being announced from the APNIC address blocks: 29668 Unique aggregates announced from the APNIC address blocks: 8050 APNIC Region origin ASes present in the Internet Routing Table: 1111 APNIC Prefixes per ASN: 26.70 APNIC Region origin ASes announcing only one prefix: 447 APNIC Region transit ASes present in the Internet Routing Table: 200 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 478 Number of APNIC addresses announced to Internet: 198891632 Equivalent to 11 /8s, 218 /16s and 216 /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: 85230 Total ARIN prefixes after maximum aggregation: 46416 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 83829 Unique aggregates announced from the ARIN address blocks: 51367 ARIN Region origin ASes present in the Internet Routing Table: 7304 ARIN Prefixes per ASN: 11.48 ARIN Region origin ASes announcing only one prefix: 3151 ARIN Region transit ASes present in the Internet Routing Table: 625 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1496 Number of ARIN addresses announced to Internet: 650423905 Equivalent to 38 /8s, 196 /16s and 174 /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: 35262 Total RIPE prefixes after maximum aggregation: 16458 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 36003 Unique aggregates announced from the RIPE address blocks: 23728 RIPE Region origin ASes present in the Internet Routing Table: 3374 RIPE Prefixes per ASN: 10.67 RIPE Region origin ASes announcing only one prefix: 1456 RIPE Region transit ASes present in the Internet Routing Table: 520 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1250 Number of RIPE addresses announced to Internet: 160877008 Equivalent to 9 /8s, 150 /16s and 201 /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: 31979 Total LACNIC prefixes after maximum aggregation: 9956 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 31676 Unique aggregates announced from the LACNIC address blocks: 15636 LACNIC Region origin ASes present in the Internet Routing Table: 3035 LACNIC Prefixes per ASN: 10.44 LACNIC Region origin ASes announcing only one prefix: 1080 LACNIC Region transit ASes present in the Internet Routing Table: 608 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: 2333 Number of LACNIC addresses announced to Internet: 74080000 Equivalent to 4 /8s, 106 /16s and 95 /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: 4065 Total AfriNIC prefixes after maximum aggregation: 1653 AfriNIC Deaggregation factor: 2.46 Prefixes being announced from the AfriNIC address blocks: 5501 Unique aggregates announced from the AfriNIC address blocks: 2735 AfriNIC Region origin ASes present in the Internet Routing Table: 213 AfriNIC Prefixes per ASN: 25.83 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 63 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 107 Number of AfriNIC addresses announced to Internet: 28277760 Equivalent to 1 /8s, 175 /16s and 124 /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 9696 8743 62 CHINAMOBILE-CN China Mobile Communicati 56047 1505 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1490 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 725 10640 155 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi 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 9824 11360 3487 AMAZON-02, US 749 3201 54912 2453 DNIC-AS-00749, US 367 2840 3552 1361 DNIC-ASBLK-00306-00371, US 11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US 209 1704 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1666 107 1194 USDA-1, US 5972 1400 393 637 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 960 255 82 CANET-ASN-4, CA 14618 897 4164 678 AMAZON-AES, 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 39891 4741 285 59 ALJAWWALSTC-AS, SA 20940 1319 112 1073 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 724 60 21 Jordan Data Communications, JO 8452 595 1841 11 TE-AS TE-AS, EG 51167 500 96 207 CONTABO, DE 35819 478 471 67 MOBILY-AS Etihad Etisalat Company Mobil 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 393 34 5 ASN-ISKON, HR 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 5592 1478 899 UNINET, MX 3816 1313 788 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1104 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 915 1128 28 TELEFONICA BRASIL S.A, BR 11664 589 103 223 Techtel LMDS Comunicaciones Interactiva 26599 570 2961 47 TELEFONICA BRASIL S.A, BR 10620 501 64 422 Telmex Colombia S.A., CO 13999 486 68 211 Mega Cable, S.A. de C.V., MX 23201 268 193 13 Telecel S.A., PY 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 622 209 252 LINKdotNET-AS, EG 2018 379 319 71 TENET-1, ZA 36992 322 477 236 ETISALAT-MISR, EG 36935 266 66 79 Vodafone-, EG 36914 201 82 3 KENET-AS, KE 37282 157 20 54 MAINONE, NG 37492 156 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 145 595 51 TUNISIANA, TN 15706 110 12 26 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 9824 11360 3487 AMAZON-02, US 9808 9696 8743 62 CHINAMOBILE-CN China Mobile Communicati 8151 5592 1478 899 UNINET, MX 39891 4741 285 59 ALJAWWALSTC-AS, SA 749 3201 54912 2453 DNIC-AS-00749, US 367 2840 3552 1361 DNIC-ASBLK-00306-00371, US 11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US 209 1704 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1666 107 1194 USDA-1, US 56047 1505 192 47 CMNET-HUNAN-AP China Mobile communicati 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 9696 9634 CHINAMOBILE-CN China Mobile Communications Grou 8151 5592 4693 UNINET, MX 39891 4741 4682 ALJAWWALSTC-AS, SA 11776 1858 1638 ATLANTICBB-JOHNSTOWN, US 367 2840 1479 DNIC-ASBLK-00306-00371, US 56047 1505 1458 CMNET-HUNAN-AP China Mobile communications corp 209 1704 1390 CENTURYLINK-US-LEGACY-QWEST, US 56046 1490 1380 CMNET-JIANGSU-AP China Mobile communications co 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 3816 1313 1116 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 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 30442 UNALLOCATED 12.155.208.0/24 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 1835 FSKNET-DK Forskningsnettet - Danish network for Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 RESERVED, ZZ 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 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 /8:11 /9:6 /10:17 /11:30 /12:92 /13:125 /14:367 /15:707 /16:5929 /17:2480 /18:2596 /19:5233 /20:8728 /21:10897 /22:19694 /23:20546 /24:109058 /25:76 /26:50 /27:70 /28:19 /29:20 /30:17 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3424 4741 ALJAWWALSTC-AS, SA 8151 3071 5592 UNINET, MX 16509 2095 9824 AMAZON-02, US 209 962 1704 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1858 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 721 862 BRSPD-PUBLIC, US 6147 699 1104 Telefonica del Peru S.A.A., PE 8376 569 724 Jordan Data Communications, JO 7979 451 1002 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:10 2:365 3:326 5:1048 6:149 7:5 8:617 11:171 12:650 13:309 14:101 15:282 16:174 17:6 18:737 20:34 21:4 22:188 23:1791 24:399 25:2 27:27 29:19 31:172 32:1 34:11 35:58 36:1177 37:419 38:849 39:524 40:11 41:506 42:23 43:180 44:30 45:2345 46:611 47:94 49:11 50:260 51:475 52:1360 54:271 55:1000 57:16 58:5 59:38 60:19 61:64 62:341 63:478 64:1505 65:797 66:1238 67:682 68:165 69:752 70:146 71:189 72:386 74:735 75:394 76:202 77:308 78:486 79:174 80:210 81:181 82:181 83:100 84:180 85:331 86:152 87:149 88:119 89:518 90:98 91:553 92:391 93:786 94:515 95:1081 96:163 97:31 98:132 99:151 100:22 101:20 102:228 103:1056 104:734 105:100 106:3 107:226 108:297 109:259 110:34 111:1793 112:449 113:44 114:34 115:15 116:31 117:958 118:110 119:100 120:1089 121:17 122:111 123:51 124:58 125:12 128:353 129:276 130:493 131:792 132:500 133:195 134:337 135:68 136:365 137:408 138:776 139:389 140:595 141:321 142:696 143:606 144:328 145:63 146:464 147:320 148:595 149:495 150:292 151:567 152:536 153:118 154:539 155:676 156:438 157:274 158:317 159:593 160:324 161:422 162:687 163:293 164:631 165:382 166:96 167:398 168:953 169:160 170:1308 171:64 172:892 173:620 174:105 175:34 176:398 177:739 178:301 179:498 180:49 181:1024 182:60 183:855 184:198 185:2324 186:1054 187:801 188:495 189:1144 190:2876 191:192 192:3826 193:1258 194:820 195:560 196:368 197:382 198:1954 199:3469 200:2613 201:2471 202:1055 203:628 204:1757 205:1682 206:1149 207:1088 208:974 209:1454 210:330 211:431 212:702 213:556 214:1018 215:42 216:1702 217:276 218:526 219:22 220:29 221:302 222:22 223:635 End of report