IPv4 R&E Routing Table Report 20:15 GMT Sun 07 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: 182563 Prefixes after maximum aggregation (per Origin AS): 79669 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 99845 Number of IPv4 prefixes with a valid ROA: 69715 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 112829 Total ASes present in the Internet Routing Table: 15658 Prefixes per ASN: 11.66 Origin-only ASes present in the Internet Routing Table: 13538 Origin ASes announcing only one prefix: 6144 Transit ASes present in the Internet Routing Table: 2120 Transit-only ASes present in the Internet Routing Table: 574 Paths with bogon ASNs present in the IPv4 Routing Table: 0 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 28 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 213 Number of instances of unregistered ASNs: 213 Number of 32-bit ASNs allocated by the RIRs: 44056 Number of 32-bit ASNs visible in the Routing Table: 5682 Prefixes from 32-bit ASNs in the Routing Table: 19012 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: 86 Number of addresses announced to Internet: 1062484153 Equivalent to 63 /8s, 84 /16s and 56 /24s Percentage of available address space announced: 28.7 Percentage of allocated address space announced: 28.7 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: 52941 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29748 Total APNIC prefixes after maximum aggregation: 6823 APNIC Deaggregation factor: 4.36 Prefixes being announced from the APNIC address blocks: 29450 Unique aggregates announced from the APNIC address blocks: 7886 APNIC Region origin ASes present in the Internet Routing Table: 1133 APNIC Prefixes per ASN: 25.99 APNIC Region origin ASes announcing only one prefix: 448 APNIC Region transit ASes present in the Internet Routing Table: 183 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: 490 Number of APNIC addresses announced to Internet: 198848904 Equivalent to 11 /8s, 218 /16s and 49 /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: 82226 Total ARIN prefixes after maximum aggregation: 44852 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 80962 Unique aggregates announced from the ARIN address blocks: 50658 ARIN Region origin ASes present in the Internet Routing Table: 7207 ARIN Prefixes per ASN: 11.23 ARIN Region origin ASes announcing only one prefix: 3076 ARIN Region transit ASes present in the Internet Routing Table: 636 Average ARIN Region AS path length visible: 5.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1469 Number of ARIN addresses announced to Internet: 604491873 Equivalent to 36 /8s, 7 /16s and 208 /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: 34678 Total RIPE prefixes after maximum aggregation: 16320 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 35300 Unique aggregates announced from the RIPE address blocks: 23166 RIPE Region origin ASes present in the Internet Routing Table: 3332 RIPE Prefixes per ASN: 10.59 RIPE Region origin ASes announcing only one prefix: 1437 RIPE Region transit ASes present in the Internet Routing Table: 513 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1221 Number of RIPE addresses announced to Internet: 157173968 Equivalent to 9 /8s, 94 /16s and 72 /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: 31825 Total LACNIC prefixes after maximum aggregation: 9969 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 31512 Unique aggregates announced from the LACNIC address blocks: 15513 LACNIC Region origin ASes present in the Internet Routing Table: 3127 LACNIC Prefixes per ASN: 10.08 LACNIC Region origin ASes announcing only one prefix: 1108 LACNIC Region transit ASes present in the Internet Routing Table: 622 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: 2407 Number of LACNIC addresses announced to Internet: 72895744 Equivalent to 4 /8s, 88 /16s and 77 /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: 3873 Total AfriNIC prefixes after maximum aggregation: 1530 AfriNIC Deaggregation factor: 2.53 Prefixes being announced from the AfriNIC address blocks: 5253 Unique aggregates announced from the AfriNIC address blocks: 2540 AfriNIC Region origin ASes present in the Internet Routing Table: 195 AfriNIC Prefixes per ASN: 26.94 AfriNIC Region origin ASes announcing only one prefix: 75 AfriNIC Region transit ASes present in the Internet Routing Table: 59 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 95 Number of AfriNIC addresses announced to Internet: 29016064 Equivalent to 1 /8s, 186 /16s and 192 /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 9652 8741 60 CHINAMOBILE-CN China Mobile Communicati 56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1472 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1446 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 786 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 736 10656 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 442 180 24 CSTNET-AS-AP Computer Network Informati 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 9811 11368 3398 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2871 3568 1359 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1691 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1572 101 1156 USDA-1, US 5972 1403 393 639 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 957 255 82 CANET-ASN-4, CA 19901 845 553 628 BRSPD-PUBLIC, 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 4758 286 60 ALJAWWALSTC-AS, SA 20940 1269 108 1038 AKAMAI-ASN1, NL 3215 899 4829 296 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 714 60 21 Jordan Data Communications, JO 8452 544 1841 11 TE-AS TE-AS, EG 51167 438 81 185 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 381 34 5 ASN-ISKON, HR 57878 380 31 187 PRAGER-IT, AT 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 5195 1395 851 UNINET, MX 3816 1313 788 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 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 589 106 223 Techtel LMDS Comunicaciones Interactiva 26599 572 2945 46 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 484 65 207 Mega Cable, S.A. de C.V., MX 14117 231 39 9 Telefonica del Sur S.A., CL 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 668 241 201 LINKdotNET-AS, EG 36992 411 656 267 ETISALAT-MISR, EG 2018 379 319 71 TENET-1, ZA 36914 204 82 3 KENET-AS, KE 37492 156 471 44 ORANGE-, TN 24835 150 80 100 RAYA-AS, EG 37693 145 595 51 TUNISIANA, TN 36935 141 35 37 Vodafone-, EG 15706 110 12 26 Sudatel, SD 37504 94 24 41 EODATACENTER, TN 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 9811 11368 3398 AMAZON-02, US 9808 9652 8741 60 CHINAMOBILE-CN China Mobile Communicati 8151 5195 1395 851 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2871 3568 1359 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1691 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1572 101 1156 USDA-1, US 56047 1504 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 9652 9592 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5195 4344 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2871 1512 DNIC-ASBLK-00306-00371, US 56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp 209 1691 1377 CENTURYLINK-US-LEGACY-QWEST, US 56041 1446 1373 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1472 1362 CMNET-JIANGSU-AP China Mobile communications co 3816 1313 1119 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 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 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 41.74.44.0/24 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 41.204.248.0/24 Origin: 36911 RESERVED, ZZ 41.204.248.0/24 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 /9:4 /10:17 /11:28 /12:79 /13:115 /14:338 /15:673 /16:5874 /17:2462 /18:2571 /19:5169 /20:8439 /21:10595 /22:19424 /23:20049 /24:106470 /25:75 /26:43 /27:64 /28:19 /29:21 /30:18 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2869 5195 UNINET, MX 16509 2077 9811 AMAZON-02, US 209 954 1691 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1857 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 704 845 BRSPD-PUBLIC, US 6147 678 1080 Telefonica del Peru S.A.A., PE 8376 559 714 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 2:373 3:290 5:1056 6:148 7:5 8:621 11:171 12:259 13:318 14:101 15:281 16:174 17:6 18:706 20:34 21:4 22:188 23:1755 24:402 25:2 27:25 29:19 31:176 32:1 34:5 35:53 36:1152 37:481 38:830 39:523 40:8 41:525 42:22 43:183 44:28 45:2313 46:576 47:99 49:11 50:250 51:470 52:1353 54:267 55:998 57:16 58:4 59:32 60:19 61:67 62:334 63:468 64:1443 65:794 66:1222 67:666 68:164 69:722 70:147 71:190 72:353 74:728 75:391 76:208 77:284 78:487 79:163 80:200 81:186 82:165 83:96 84:177 85:319 86:145 87:142 88:120 89:466 90:97 91:546 92:396 93:783 94:527 95:1084 96:163 97:31 98:126 99:146 100:23 101:23 102:172 103:1088 104:689 105:26 106:3 107:205 108:298 109:233 110:26 111:1794 112:447 113:40 114:32 115:12 116:31 117:950 118:64 119:97 120:1091 121:32 122:85 123:23 124:57 125:13 128:365 129:274 130:476 131:781 132:500 133:267 134:341 135:66 136:354 137:402 138:772 139:379 140:586 141:321 142:681 143:605 144:317 145:59 146:475 147:315 148:597 149:508 150:291 151:484 152:361 153:116 154:486 155:664 156:371 157:269 158:311 159:523 160:341 161:412 162:680 163:287 164:632 165:370 166:98 167:379 168:1012 169:151 170:1229 171:65 172:897 173:619 174:103 175:46 176:402 177:744 178:322 179:502 180:50 181:979 182:20 183:854 184:201 185:2229 186:1025 187:775 188:477 189:1101 190:2899 191:198 192:3651 193:1214 194:789 195:558 196:368 197:344 198:1830 199:3360 200:2739 201:2536 202:1062 203:584 204:1731 205:1634 206:1125 207:984 208:961 209:1407 210:339 211:431 212:672 213:532 214:1038 215:43 216:1679 217:278 218:516 219:21 220:29 221:302 222:22 223:632 End of report