IPv4 R&E Routing Table Report 20:15 GMT Mon 10 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: 189375 Prefixes after maximum aggregation (per Origin AS): 83561 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 103983 Number of IPv4 prefixes with a valid ROA: 76540 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 112820 Total ASes present in the Internet Routing Table: 15806 Prefixes per ASN: 11.98 Origin-only ASes present in the Internet Routing Table: 13654 Origin ASes announcing only one prefix: 6310 Transit ASes present in the Internet Routing Table: 2152 Transit-only ASes present in the Internet Routing Table: 613 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: 224 Number of instances of unregistered ASNs: 224 Number of 32-bit ASNs allocated by the RIRs: 44722 Number of 32-bit ASNs visible in the Routing Table: 5647 Prefixes from 32-bit ASNs in the Routing Table: 19271 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: 88 Number of addresses announced to Internet: 1119109277 Equivalent to 66 /8s, 180 /16s and 64 /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: 55245 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30250 Total APNIC prefixes after maximum aggregation: 7195 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29756 Unique aggregates announced from the APNIC address blocks: 8116 APNIC Region origin ASes present in the Internet Routing Table: 1162 APNIC Prefixes per ASN: 25.61 APNIC Region origin ASes announcing only one prefix: 480 APNIC Region transit ASes present in the Internet Routing Table: 205 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: 514 Number of APNIC addresses announced to Internet: 201611884 Equivalent to 12 /8s, 4 /16s and 90 /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: 87041 Total ARIN prefixes after maximum aggregation: 47841 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85707 Unique aggregates announced from the ARIN address blocks: 53468 ARIN Region origin ASes present in the Internet Routing Table: 7278 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 3183 ARIN Region transit ASes present in the Internet Routing Table: 642 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: 1494 Number of ARIN addresses announced to Internet: 653035105 Equivalent to 38 /8s, 236 /16s and 134 /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: 36977 Total RIPE prefixes after maximum aggregation: 17383 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37833 Unique aggregates announced from the RIPE address blocks: 25344 RIPE Region origin ASes present in the Internet Routing Table: 3483 RIPE Prefixes per ASN: 10.86 RIPE Region origin ASes announcing only one prefix: 1511 RIPE Region transit ASes present in the Internet Routing Table: 539 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: 1275 Number of RIPE addresses announced to Internet: 162827472 Equivalent to 9 /8s, 180 /16s and 140 /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: 30056 Total LACNIC prefixes after maximum aggregation: 9268 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 29812 Unique aggregates announced from the LACNIC address blocks: 14284 LACNIC Region origin ASes present in the Internet Routing Table: 2955 LACNIC Prefixes per ASN: 10.09 LACNIC Region origin ASes announcing only one prefix: 1044 LACNIC Region transit ASes present in the Internet Routing Table: 583 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: 2251 Number of LACNIC addresses announced to Internet: 72429824 Equivalent to 4 /8s, 81 /16s and 49 /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: 4827 Total AfriNIC prefixes after maximum aggregation: 1707 AfriNIC Deaggregation factor: 2.83 Prefixes being announced from the AfriNIC address blocks: 6179 Unique aggregates announced from the AfriNIC address blocks: 2691 AfriNIC Region origin ASes present in the Internet Routing Table: 221 AfriNIC Prefixes per ASN: 27.96 AfriNIC Region origin ASes announcing only one prefix: 92 AfriNIC Region transit ASes present in the Internet Routing Table: 69 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: 113 Number of AfriNIC addresses announced to Internet: 29159168 Equivalent to 1 /8s, 188 /16s and 239 /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 10015 11395 3563 AMAZON-02, US 749 3251 54901 2503 DNIC-AS-00749, US 367 2703 3367 1275 DNIC-ASBLK-00306-00371, US 4155 1890 121 1273 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 1309 384 589 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 957 255 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 103 1026 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 742 61 24 Jordan Data Communications, JO 8452 619 1841 10 TE-AS TE-AS, EG 51167 541 102 236 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 5468 1573 753 UNINET, MX 3816 1323 784 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1090 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 549 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 343 42 281 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 721 219 286 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 24835 393 396 29 RAYA-AS, EG 2018 379 319 71 TENET-1, ZA 36935 318 518 26 Vodafone-, EG 36914 251 82 3 KENET-AS, KE 36992 160 228 139 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 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 10015 11395 3563 AMAZON-02, US 9808 9651 8743 66 CHINAMOBILE-CN China Mobile Communicati 8151 5468 1573 753 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 DNIC-AS-00749, US 367 2703 3367 1275 DNIC-ASBLK-00306-00371, US 4155 1890 121 1273 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 8151 5468 4715 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2703 1428 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 1323 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 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 41.57.124.0/24 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 41.74.44.0/24 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 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 /14:358 /15:701 /16:5943 /17:2452 /18:2561 /19:5434 /20:8900 /21:10800 /22:19626 /23:20289 /24:111790 /25:72 /26:47 /27:68 /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 2879 5468 UNINET, MX 16509 2118 10015 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 683 1090 Telefonica del Peru S.A.A., PE 8376 583 742 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 2:381 3:344 5:1113 6:146 7:5 8:623 11:171 12:661 13:304 14:102 15:283 16:181 17:5 18:735 20:28 21:4 22:188 23:1819 24:711 25:2 27:27 29:19 31:207 32:1 34:10 35:58 36:1178 37:421 38:784 39:527 40:18 41:720 42:12 43:172 44:33 45:2450 46:634 47:98 49:11 50:277 51:479 52:1365 54:275 55:976 57:14 58:6 59:34 60:17 61:66 62:349 63:497 64:1531 65:813 66:1209 67:833 68:176 69:782 70:138 71:192 72:461 74:710 75:382 76:185 77:342 78:582 79:165 80:233 81:190 82:217 83:129 84:197 85:377 86:165 87:159 88:157 89:515 90:97 91:617 92:450 93:825 94:500 95:1109 96:358 97:34 98:137 99:146 100:11 101:18 102:198 103:1104 104:756 105:88 106:3 107:169 108:295 109:284 110:40 111:1789 112:446 113:42 114:33 115:19 116:31 117:963 118:73 119:114 120:1087 121:19 122:81 123:20 124:59 125:15 128:359 129:280 130:516 131:792 132:488 133:195 134:335 135:88 136:375 137:432 138:751 139:394 140:595 141:323 142:709 143:626 144:327 145:64 146:465 147:404 148:591 149:457 150:296 151:581 152:583 153:117 154:458 155:702 156:440 157:272 158:307 159:679 160:893 161:472 162:696 163:278 164:641 165:389 166:107 167:391 168:961 169:134 170:1277 171:63 172:918 173:776 174:169 175:36 176:412 177:758 178:391 179:502 180:56 181:922 182:18 183:832 184:309 185:2442 186:774 187:754 188:634 189:1106 190:2690 191:222 192:3851 193:1305 194:870 195:606 196:424 197:398 198:1987 199:3704 200:2482 201:2379 202:1063 203:639 204:1722 205:1668 206:1169 207:1116 208:915 209:1348 210:333 211:432 212:711 213:585 214:1018 215:42 216:1725 217:316 218:525 219:23 220:29 221:303 222:20 223:634 End of report