IPv4 R&E Routing Table Report 20:15 GMT Mon 05 Feb, 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: 189369 Prefixes after maximum aggregation (per Origin AS): 82964 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 103947 Number of IPv4 prefixes with a valid ROA: 72307 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 117037 Total ASes present in the Internet Routing Table: 16108 Prefixes per ASN: 11.76 Origin-only ASes present in the Internet Routing Table: 13966 Origin ASes announcing only one prefix: 6402 Transit ASes present in the Internet Routing Table: 2142 Transit-only ASes present in the Internet Routing Table: 578 Paths with bogon ASNs present in the IPv4 Routing Table: 11 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 28 Max AS path prepend of ASN ( 11816) 21 Prefixes from unregistered ASNs in the Routing Table: 235 Number of instances of unregistered ASNs: 235 Number of 32-bit ASNs allocated by the RIRs: 43573 Number of 32-bit ASNs visible in the Routing Table: 5820 Prefixes from 32-bit ASNs in the Routing Table: 19526 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: 79 Number of addresses announced to Internet: 1072018233 Equivalent to 63 /8s, 229 /16s and 179 /24s Percentage of available address space announced: 29.0 Percentage of allocated address space announced: 29.0 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: 56476 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28744 Total APNIC prefixes after maximum aggregation: 6546 APNIC Deaggregation factor: 4.39 Prefixes being announced from the APNIC address blocks: 28634 Unique aggregates announced from the APNIC address blocks: 7729 APNIC Region origin ASes present in the Internet Routing Table: 1058 APNIC Prefixes per ASN: 27.06 APNIC Region origin ASes announcing only one prefix: 433 APNIC Region transit ASes present in the Internet Routing Table: 176 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 13 Number of APNIC region 32-bit ASNs visible in the Routing Table: 451 Number of APNIC addresses announced to Internet: 172647048 Equivalent to 10 /8s, 74 /16s and 98 /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: 83112 Total ARIN prefixes after maximum aggregation: 45582 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 82504 Unique aggregates announced from the ARIN address blocks: 51670 ARIN Region origin ASes present in the Internet Routing Table: 7365 ARIN Prefixes per ASN: 11.20 ARIN Region origin ASes announcing only one prefix: 3158 ARIN Region transit ASes present in the Internet Routing Table: 651 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: 606331873 Equivalent to 36 /8s, 35 /16s and 227 /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, 393216-401308 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: 39393 Total RIPE prefixes after maximum aggregation: 18412 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 39383 Unique aggregates announced from the RIPE address blocks: 25622 RIPE Region origin ASes present in the Internet Routing Table: 3595 RIPE Prefixes per ASN: 10.95 RIPE Region origin ASes announcing only one prefix: 1579 RIPE Region transit ASes present in the Internet Routing Table: 532 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1309 Number of RIPE addresses announced to Internet: 190753232 Equivalent to 11 /8s, 94 /16s and 169 /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: 33120 Total LACNIC prefixes after maximum aggregation: 10408 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 32860 Unique aggregates announced from the LACNIC address blocks: 16000 LACNIC Region origin ASes present in the Internet Routing Table: 3212 LACNIC Prefixes per ASN: 10.23 LACNIC Region origin ASes announcing only one prefix: 1148 LACNIC Region transit ASes present in the Internet Routing Table: 625 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2471 Number of LACNIC addresses announced to Internet: 73819648 Equivalent to 4 /8s, 102 /16s and 102 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 4765 Total AfriNIC prefixes after maximum aggregation: 1826 AfriNIC Deaggregation factor: 2.61 Prefixes being announced from the AfriNIC address blocks: 5909 Unique aggregates announced from the AfriNIC address blocks: 2849 AfriNIC Region origin ASes present in the Internet Routing Table: 206 AfriNIC Prefixes per ASN: 28.68 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 55 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 95 Number of AfriNIC addresses announced to Internet: 28423936 Equivalent to 1 /8s, 177 /16s and 183 /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 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati 56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati 56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic 56046 1435 842 107 CMNET-JIANGSU-AP China Mobile communica 24547 777 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 439 180 23 CSTNET-AS-AP Computer Network Informati 56040 438 488 106 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 9601 11215 3372 AMAZON-02, US 749 3185 54927 2437 DNIC-AS-00749, US 367 2925 3724 1421 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1701 4898 319 CENTURYLINK-US-LEGACY-QWEST, US 5972 1477 395 656 DNIC-ASBLK-05800-06055, US 4155 1120 73 911 USDA-1, US 7979 978 65 194 SERVERS-COM, US 855 960 255 83 CANET-ASN-4, CA 16625 950 450 871 AKAMAI-AS, 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 4658 280 55 ALJAWWALSTC-AS, SA 20940 1403 119 1138 AKAMAI-ASN1, NL 3215 897 4811 301 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 720 60 22 Jordan Data Communications, JO 8452 631 1841 12 TE-AS TE-AS, EG 15897 559 183 28 VODAFONETURKEY, TR 29580 481 52 202 A1BG_RSG A1 EAD, BG 35819 439 440 74 MOBILY-AS Etihad Etisalat Company Mobil 51167 435 77 184 CONTABO, DE 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 5244 1528 952 UNINET, MX 3816 1306 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1044 324 7 Instituto Costarricense de Electricidad 18881 987 1120 28 TELEFONICA BRASIL S.A, BR 11664 583 107 218 Techtel LMDS Comunicaciones Interactiva 26599 549 2941 45 TELEFONICA BRASIL S.A, BR 10620 513 69 429 Telmex Colombia S.A., CO 13999 430 65 173 Mega Cable, S.A. de C.V., MX 27775 297 15 9 Telecommunicationcompany Suriname - Tel 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 525 272 156 LINKdotNET-AS, EG 36992 488 772 269 ETISALAT-MISR, EG 36914 485 82 3 KENET-AS, KE 29571 413 30 213 ORANGE-COTE-IVOIRE, CI 2018 381 319 71 TENET-1, ZA 36935 261 67 77 Vodafone-, EG 24835 212 166 119 RAYA-AS, EG 37492 170 471 44 ORANGE-, TN 327687 163 28 3 RENU, UG 37480 141 9 23 Cobranet, NG 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 9808 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati 16509 9601 11215 3372 AMAZON-02, US 8151 5244 1528 952 UNINET, MX 39891 4658 280 55 ALJAWWALSTC-AS, SA 749 3185 54927 2437 DNIC-AS-00749, US 367 2925 3724 1421 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1701 4898 319 CENTURYLINK-US-LEGACY-QWEST, US 5972 1477 395 656 DNIC-ASBLK-05800-06055, US 56047 1469 188 34 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 16509 9601 6229 AMAZON-02, US 39891 4658 4603 ALJAWWALSTC-AS, SA 8151 5244 4292 UNINET, MX 11776 1854 1632 ATLANTICBB-JOHNSTOWN, US 367 2925 1504 DNIC-ASBLK-00306-00371, US 56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1382 CENTURYLINK-US-LEGACY-QWEST, US 56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1435 1328 CMNET-JIANGSU-AP China Mobile communications co 3816 1306 1109 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 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.180.92.0/22 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 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.77.208.0/22 Origin: 37475 RESERVED, ZZ 41.77.208.0/22 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 /9:4 /10:14 /11:29 /12:77 /13:130 /14:361 /15:740 /16:5559 /17:2658 /18:2777 /19:5721 /20:9139 /21:11327 /22:20655 /23:20972 /24:108914 /25:85 /26:60 /27:74 /28:19 /29:21 /30:15 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3340 4658 ALJAWWALSTC-AS, SA 8151 2844 5244 UNINET, MX 16509 2025 9601 AMAZON-02, US 209 965 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 893 1854 ATLANTICBB-JOHNSTOWN, US 11830 884 1044 Instituto Costarricense de Electricidad y Telec 6147 686 1088 Telefonica del Peru S.A.A., PE 19901 672 809 BRSPD-PUBLIC, US 8376 570 720 Jordan Data Communications, JO 15897 479 559 VODAFONETURKEY, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:8 2:484 3:261 5:1098 6:150 7:5 8:617 11:171 12:252 13:315 14:101 15:280 16:168 17:6 18:674 20:30 21:4 22:188 23:1879 24:538 25:2 27:16 29:19 31:235 32:2 34:2 35:53 36:1110 37:506 38:851 39:523 40:8 41:650 42:14 43:173 44:36 45:2408 46:607 47:148 49:10 50:262 51:468 52:1365 54:320 55:885 57:18 58:5 59:31 60:19 61:61 62:341 63:480 64:1541 65:823 66:1314 67:725 68:152 69:759 70:153 71:194 72:379 74:762 75:392 76:207 77:246 78:553 79:166 80:195 81:210 82:174 83:94 84:187 85:326 86:151 87:160 88:140 89:327 90:97 91:572 92:394 93:802 94:543 95:1128 96:170 97:35 98:133 99:147 100:42 101:25 102:189 103:930 104:714 105:16 106:2 107:298 108:329 109:222 110:30 111:1742 112:446 113:40 114:31 115:10 116:31 117:951 118:45 119:98 120:1088 121:32 122:85 123:20 124:55 125:11 128:416 129:286 130:505 131:786 132:507 133:264 134:333 135:69 136:368 137:447 138:738 139:439 140:532 141:187 142:723 143:623 144:322 145:85 146:488 147:325 148:590 149:510 150:278 151:548 152:354 153:113 154:369 155:656 156:304 157:234 158:320 159:520 160:540 161:455 162:686 163:286 164:596 165:390 166:126 167:390 168:974 169:150 170:1235 171:60 172:967 173:643 174:108 175:37 176:421 177:790 178:289 179:518 180:46 181:960 182:8 183:853 184:211 185:2308 186:1041 187:765 188:544 189:1029 190:2982 191:241 192:3739 193:1376 194:911 195:664 196:445 197:638 198:1947 199:2950 200:2791 201:2586 202:895 203:593 204:1761 205:1626 206:1089 207:1085 208:997 209:1392 210:305 211:445 212:750 213:661 214:1064 215:37 216:1718 217:363 218:515 219:29 220:28 221:292 222:23 223:621 End of report