IPv4 R&E Routing Table Report 20:15 GMT Sat 08 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: 188558 Prefixes after maximum aggregation (per Origin AS): 83455 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 103640 Number of IPv4 prefixes with a valid ROA: 75455 Number of IPv4 prefixes with an invalid ROA: 17 Number of IPv4 prefixes with no ROA: 113086 Total ASes present in the Internet Routing Table: 15775 Prefixes per ASN: 11.95 Origin-only ASes present in the Internet Routing Table: 13621 Origin ASes announcing only one prefix: 6286 Transit ASes present in the Internet Routing Table: 2154 Transit-only ASes present in the Internet Routing Table: 625 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: 28 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 230 Number of instances of unregistered ASNs: 230 Number of 32-bit ASNs allocated by the RIRs: 44715 Number of 32-bit ASNs visible in the Routing Table: 5644 Prefixes from 32-bit ASNs in the Routing Table: 19196 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: 94 Number of addresses announced to Internet: 1117613469 Equivalent to 66 /8s, 157 /16s and 109 /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: 54874 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30244 Total APNIC prefixes after maximum aggregation: 7179 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29765 Unique aggregates announced from the APNIC address blocks: 8119 APNIC Region origin ASes present in the Internet Routing Table: 1155 APNIC Prefixes per ASN: 25.77 APNIC Region origin ASes announcing only one prefix: 473 APNIC Region transit ASes present in the Internet Routing Table: 204 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 507 Number of APNIC addresses announced to Internet: 201620332 Equivalent to 12 /8s, 4 /16s and 123 /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: 87112 Total ARIN prefixes after maximum aggregation: 47891 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85762 Unique aggregates announced from the ARIN address blocks: 53477 ARIN Region origin ASes present in the Internet Routing Table: 7276 ARIN Prefixes per ASN: 11.79 ARIN Region origin ASes announcing only one prefix: 3183 ARIN Region transit ASes present in the Internet Routing Table: 647 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: 1495 Number of ARIN addresses announced to Internet: 653184097 Equivalent to 38 /8s, 238 /16s and 204 /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: 36592 Total RIPE prefixes after maximum aggregation: 17206 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37446 Unique aggregates announced from the RIPE address blocks: 25046 RIPE Region origin ASes present in the Internet Routing Table: 3441 RIPE Prefixes per ASN: 10.88 RIPE Region origin ASes announcing only one prefix: 1483 RIPE Region transit ASes present in the Internet Routing Table: 533 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1262 Number of RIPE addresses announced to Internet: 162073296 Equivalent to 9 /8s, 169 /16s and 10 /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: 29490 Total LACNIC prefixes after maximum aggregation: 9274 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 29254 Unique aggregates announced from the LACNIC address blocks: 14148 LACNIC Region origin ASes present in the Internet Routing Table: 2959 LACNIC Prefixes per ASN: 9.89 LACNIC Region origin ASes announcing only one prefix: 1053 LACNIC Region transit ASes present in the Internet Routing Table: 587 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: 2263 Number of LACNIC addresses announced to Internet: 71586048 Equivalent to 4 /8s, 68 /16s and 81 /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: 4890 Total AfriNIC prefixes after maximum aggregation: 1736 AfriNIC Deaggregation factor: 2.82 Prefixes being announced from the AfriNIC address blocks: 6237 Unique aggregates announced from the AfriNIC address blocks: 2768 AfriNIC Region origin ASes present in the Internet Routing Table: 224 AfriNIC Prefixes per ASN: 27.84 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 68 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 117 Number of AfriNIC addresses announced to Internet: 29102592 Equivalent to 1 /8s, 188 /16s and 18 /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 9651 8743 66 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1457 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 714 10639 151 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 10022 11396 3565 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2684 3346 1272 DNIC-ASBLK-00306-00371, US 4155 1868 120 1267 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1596 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1320 384 595 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 956 255 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 1273 103 1031 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 744 60 23 Jordan Data Communications, JO 8452 613 1841 10 TE-AS TE-AS, EG 51167 541 102 236 CONTABO, DE 212238 422 31 367 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 417 421 65 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 4917 1382 733 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1087 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 762 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 504 68 216 Mega Cable, S.A. de C.V., MX 22047 403 342 16 VTR BANDA ANCHA S.A., CL 10620 381 47 316 Telmex Colombia S.A., CO 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 720 219 285 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 24835 393 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 316 518 26 Vodafone-, EG 36914 251 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 133 209 114 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 10022 11396 3565 AMAZON-02, US 9808 9651 8743 66 CHINAMOBILE-CN China Mobile Communicati 8151 4917 1382 733 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2684 3346 1272 DNIC-ASBLK-00306-00371, US 4155 1868 120 1267 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1596 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 9651 9585 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 4917 4184 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2684 1412 DNIC-ASBLK-00306-00371, US 209 1696 1386 CENTURYLINK-US-LEGACY-QWEST, US 56041 1457 1384 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 11776 1596 1327 ATLANTICBB-JOHNSTOWN, US 3816 1322 1126 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 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 /10:17 /11:31 /12:93 /13:125 /14:357 /15:701 /16:5939 /17:2447 /18:2555 /19:5346 /20:8713 /21:10736 /22:19603 /23:20157 /24:111484 /25:72 /26:47 /27:67 /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 2583 4917 UNINET, MX 16509 2126 10022 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 959 1696 CENTURYLINK-US-LEGACY-QWEST, US 11830 882 1042 Instituto Costarricense de Electricidad y Telec 19901 758 900 BRSPD-PUBLIC, US 11776 740 1596 ATLANTICBB-JOHNSTOWN, US 6147 680 1087 Telefonica del Peru S.A.A., PE 8376 585 744 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 2:380 3:344 5:1104 6:148 7:5 8:622 11:171 12:661 13:306 14:102 15:283 16:181 17:5 18:735 20:33 21:4 22:188 23:1832 24:712 25:2 27:27 29:19 31:201 32:1 34:10 35:58 36:1178 37:416 38:779 39:527 40:18 41:802 42:13 43:171 44:33 45:2394 46:635 47:98 49:11 50:279 51:475 52:1366 54:276 55:996 57:14 58:6 59:34 60:17 61:65 62:345 63:496 64:1546 65:809 66:1216 67:833 68:175 69:782 70:138 71:191 72:461 74:710 75:386 76:185 77:333 78:582 79:166 80:234 81:195 82:214 83:129 84:197 85:350 86:162 87:159 88:157 89:496 90:96 91:610 92:454 93:819 94:499 95:1093 96:363 97:34 98:137 99:147 100:11 101:18 102:204 103:1107 104:758 105:88 106:3 107:156 108:303 109:274 110:40 111:1790 112:446 113:42 114:33 115:19 116:32 117:964 118:72 119:114 120:1087 121:19 122:82 123:20 124:59 125:15 128:361 129:280 130:513 131:786 132:492 133:195 134:338 135:88 136:374 137:432 138:758 139:394 140:595 141:321 142:709 143:609 144:328 145:64 146:463 147:405 148:593 149:460 150:296 151:580 152:583 153:117 154:450 155:705 156:454 157:274 158:307 159:661 160:897 161:472 162:699 163:278 164:638 165:387 166:106 167:392 168:936 169:134 170:1267 171:63 172:923 173:776 174:169 175:36 176:409 177:753 178:337 179:499 180:56 181:933 182:19 183:832 184:309 185:2417 186:771 187:723 188:632 189:1088 190:2694 191:232 192:3855 193:1305 194:871 195:608 196:422 197:405 198:1987 199:3692 200:2475 201:2254 202:1066 203:640 204:1731 205:1669 206:1170 207:1116 208:915 209:1349 210:331 211:433 212:708 213:582 214:1014 215:42 216:1727 217:314 218:525 219:23 220:31 221:303 222:20 223:634 End of report