IPv4 R&E Routing Table Report 20:15 GMT Tue 23 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: 186076 Prefixes after maximum aggregation (per Origin AS): 81803 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 101485 Number of IPv4 prefixes with a valid ROA: 71946 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 114111 Total ASes present in the Internet Routing Table: 15784 Prefixes per ASN: 11.79 Origin-only ASes present in the Internet Routing Table: 13640 Origin ASes announcing only one prefix: 6235 Transit ASes present in the Internet Routing Table: 2144 Transit-only ASes present in the Internet Routing Table: 578 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: 219 Number of instances of unregistered ASNs: 219 Number of 32-bit ASNs allocated by the RIRs: 44226 Number of 32-bit ASNs visible in the Routing Table: 5693 Prefixes from 32-bit ASNs in the Routing Table: 19171 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: 99 Number of addresses announced to Internet: 1111115169 Equivalent to 66 /8s, 58 /16s and 69 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 53720 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30115 Total APNIC prefixes after maximum aggregation: 7062 APNIC Deaggregation factor: 4.26 Prefixes being announced from the APNIC address blocks: 29760 Unique aggregates announced from the APNIC address blocks: 8102 APNIC Region origin ASes present in the Internet Routing Table: 1144 APNIC Prefixes per ASN: 26.01 APNIC Region origin ASes announcing only one prefix: 466 APNIC Region transit ASes present in the Internet Routing Table: 204 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 496 Number of APNIC addresses announced to Internet: 199162992 Equivalent to 11 /8s, 222 /16s and 252 /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: 85146 Total ARIN prefixes after maximum aggregation: 46377 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 83743 Unique aggregates announced from the ARIN address blocks: 51323 ARIN Region origin ASes present in the Internet Routing Table: 7303 ARIN Prefixes per ASN: 11.47 ARIN Region origin ASes announcing only one prefix: 3153 ARIN Region transit ASes present in the Internet Routing Table: 626 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: 1494 Number of ARIN addresses announced to Internet: 650471265 Equivalent to 38 /8s, 197 /16s and 103 /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: 35350 Total RIPE prefixes after maximum aggregation: 16641 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 36168 Unique aggregates announced from the RIPE address blocks: 23871 RIPE Region origin ASes present in the Internet Routing Table: 3408 RIPE Prefixes per ASN: 10.61 RIPE Region origin ASes announcing only one prefix: 1471 RIPE Region transit ASes present in the Internet Routing Table: 530 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: 1263 Number of RIPE addresses announced to Internet: 160835536 Equivalent to 9 /8s, 150 /16s and 39 /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: 31159 Total LACNIC prefixes after maximum aggregation: 9883 LACNIC Deaggregation factor: 3.15 Prefixes being announced from the LACNIC address blocks: 30849 Unique aggregates announced from the LACNIC address blocks: 15328 LACNIC Region origin ASes present in the Internet Routing Table: 3047 LACNIC Prefixes per ASN: 10.12 LACNIC Region origin ASes announcing only one prefix: 1059 LACNIC Region transit ASes present in the Internet Routing Table: 610 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: 2336 Number of LACNIC addresses announced to Internet: 72159232 Equivalent to 4 /8s, 77 /16s and 16 /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: 4087 Total AfriNIC prefixes after maximum aggregation: 1664 AfriNIC Deaggregation factor: 2.46 Prefixes being announced from the AfriNIC address blocks: 5457 Unique aggregates announced from the AfriNIC address blocks: 2769 AfriNIC Region origin ASes present in the Internet Routing Table: 209 AfriNIC Prefixes per ASN: 26.11 AfriNIC Region origin ASes announcing only one prefix: 86 AfriNIC Region transit ASes present in the Internet Routing Table: 62 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: 104 Number of AfriNIC addresses announced to Internet: 28429056 Equivalent to 1 /8s, 177 /16s and 203 /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 9693 8743 62 CHINAMOBILE-CN China Mobile Communicati 56047 1505 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1489 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 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 726 10656 150 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 9826 11360 3493 AMAZON-02, US 749 3201 54912 2453 DNIC-AS-00749, US 367 2846 3552 1367 DNIC-ASBLK-00306-00371, US 11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US 209 1704 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1652 106 1190 USDA-1, US 5972 1398 393 635 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 960 255 82 CANET-ASN-4, CA 14618 895 4164 676 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 1326 112 1079 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 727 60 21 Jordan Data Communications, JO 8452 511 1841 11 TE-AS TE-AS, EG 51167 500 96 207 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 397 34 5 ASN-ISKON, HR 35819 397 390 99 MOBILY-AS Etihad Etisalat Company Mobil 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 5006 1300 865 UNINET, MX 3816 1313 788 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 920 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 485 68 210 Mega Cable, S.A. de C.V., MX 27843 229 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 622 209 252 LINKdotNET-AS, EG 2018 379 319 71 TENET-1, ZA 36992 330 500 240 ETISALAT-MISR, EG 36935 266 66 79 Vodafone-, EG 36914 207 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 9826 11360 3493 AMAZON-02, US 9808 9693 8743 62 CHINAMOBILE-CN China Mobile Communicati 8151 5006 1300 865 UNINET, MX 39891 4741 285 59 ALJAWWALSTC-AS, SA 749 3201 54912 2453 DNIC-AS-00749, US 367 2846 3552 1367 DNIC-ASBLK-00306-00371, US 11776 1858 256 220 ATLANTICBB-JOHNSTOWN, US 209 1704 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1652 106 1190 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 9693 9631 CHINAMOBILE-CN China Mobile Communications Grou 39891 4741 4682 ALJAWWALSTC-AS, SA 8151 5006 4141 UNINET, MX 11776 1858 1638 ATLANTICBB-JOHNSTOWN, US 367 2846 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 1489 1379 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 /14:365 /15:707 /16:5924 /17:2478 /18:2610 /19:5149 /20:8563 /21:10653 /22:19526 /23:20419 /24:109143 /25:76 /26:50 /27:71 /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 2845 5006 UNINET, MX 16509 2098 9826 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 718 859 BRSPD-PUBLIC, US 6147 698 1102 Telefonica del Peru S.A.A., PE 8376 572 727 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 2:367 3:325 5:1065 6:149 7:5 8:618 11:171 12:653 13:310 14:100 15:282 16:174 17:6 18:736 20:34 21:4 22:188 23:1788 24:398 25:2 27:27 29:19 31:177 32:1 34:11 35:58 36:1177 37:418 38:840 39:522 40:11 41:507 42:23 43:181 44:29 45:2374 46:614 47:94 49:11 50:261 51:475 52:1361 54:271 55:981 57:16 58:5 59:38 60:19 61:65 62:342 63:472 64:1507 65:799 66:1238 67:681 68:165 69:751 70:147 71:190 72:389 74:741 75:394 76:202 77:315 78:485 79:173 80:213 81:182 82:186 83:96 84:182 85:332 86:155 87:163 88:120 89:526 90:98 91:565 92:394 93:792 94:521 95:1082 96:166 97:31 98:129 99:151 100:22 101:20 102:211 103:1097 104:713 105:100 106:3 107:213 108:298 109:266 110:34 111:1792 112:448 113:43 114:35 115:15 116:32 117:957 118:109 119:100 120:1090 121:17 122:108 123:49 124:58 125:13 128:353 129:276 130:492 131:790 132:501 133:195 134:337 135:68 136:365 137:409 138:774 139:388 140:591 141:323 142:697 143:601 144:329 145:63 146:464 147:318 148:595 149:498 150:292 151:566 152:536 153:118 154:570 155:677 156:443 157:267 158:320 159:594 160:325 161:420 162:689 163:293 164:632 165:383 166:96 167:394 168:962 169:152 170:1295 171:65 172:893 173:624 174:105 175:41 176:400 177:731 178:311 179:516 180:49 181:978 182:68 183:854 184:198 185:2361 186:1027 187:740 188:502 189:1084 190:2894 191:195 192:3829 193:1267 194:821 195:562 196:371 197:394 198:1944 199:3458 200:2625 201:2470 202:1067 203:630 204:1756 205:1676 206:1147 207:1087 208:980 209:1455 210:344 211:431 212:709 213:567 214:1020 215:42 216:1698 217:281 218:525 219:22 220:29 221:302 222:22 223:636 End of report