IPv4 R&E Routing Table Report 20:15 GMT Sat 04 May, 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: 185975 Prefixes after maximum aggregation (per Origin AS): 81547 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 101660 Number of IPv4 prefixes with a valid ROA: 72697 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 113257 Total ASes present in the Internet Routing Table: 15752 Prefixes per ASN: 11.81 Origin-only ASes present in the Internet Routing Table: 13607 Origin ASes announcing only one prefix: 6201 Transit ASes present in the Internet Routing Table: 2145 Transit-only ASes present in the Internet Routing Table: 581 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: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 232 Number of instances of unregistered ASNs: 232 Number of 32-bit ASNs allocated by the RIRs: 44381 Number of 32-bit ASNs visible in the Routing Table: 5675 Prefixes from 32-bit ASNs in the Routing Table: 19051 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: 93 Number of addresses announced to Internet: 1112849825 Equivalent to 66 /8s, 84 /16s and 189 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 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: 53360 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29810 Total APNIC prefixes after maximum aggregation: 6934 APNIC Deaggregation factor: 4.30 Prefixes being announced from the APNIC address blocks: 29487 Unique aggregates announced from the APNIC address blocks: 7943 APNIC Region origin ASes present in the Internet Routing Table: 1145 APNIC Prefixes per ASN: 25.75 APNIC Region origin ASes announcing only one prefix: 461 APNIC Region transit ASes present in the Internet Routing Table: 198 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 496 Number of APNIC addresses announced to Internet: 200207472 Equivalent to 11 /8s, 238 /16s and 236 /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: 85087 Total ARIN prefixes after maximum aggregation: 46422 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83725 Unique aggregates announced from the ARIN address blocks: 51477 ARIN Region origin ASes present in the Internet Routing Table: 7305 ARIN Prefixes per ASN: 11.46 ARIN Region origin ASes announcing only one prefix: 3142 ARIN Region transit ASes present in the Internet Routing Table: 637 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: 1498 Number of ARIN addresses announced to Internet: 650962529 Equivalent to 38 /8s, 204 /16s and 230 /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: 35260 Total RIPE prefixes after maximum aggregation: 16529 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 36051 Unique aggregates announced from the RIPE address blocks: 23765 RIPE Region origin ASes present in the Internet Routing Table: 3371 RIPE Prefixes per ASN: 10.69 RIPE Region origin ASes announcing only one prefix: 1436 RIPE Region transit ASes present in the Internet Routing Table: 525 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1252 Number of RIPE addresses announced to Internet: 160254672 Equivalent to 9 /8s, 141 /16s and 74 /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: 31017 Total LACNIC prefixes after maximum aggregation: 9687 LACNIC Deaggregation factor: 3.20 Prefixes being announced from the LACNIC address blocks: 30697 Unique aggregates announced from the LACNIC address blocks: 15502 LACNIC Region origin ASes present in the Internet Routing Table: 3040 LACNIC Prefixes per ASN: 10.10 LACNIC Region origin ASes announcing only one prefix: 1076 LACNIC Region transit ASes present in the Internet Routing Table: 607 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: 2325 Number of LACNIC addresses announced to Internet: 73191936 Equivalent to 4 /8s, 92 /16s and 210 /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: 4569 Total AfriNIC prefixes after maximum aggregation: 1791 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 5922 Unique aggregates announced from the AfriNIC address blocks: 2885 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 27.54 AfriNIC Region origin ASes announcing only one prefix: 86 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 104 Number of AfriNIC addresses announced to Internet: 28183296 Equivalent to 1 /8s, 174 /16s and 11 /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 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 725 10640 155 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 9804 11354 3521 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2834 3543 1339 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1737 112 1219 USDA-1, US 209 1700 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1397 393 634 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 961 255 82 CANET-ASN-4, CA 14618 904 4165 684 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 4758 286 60 ALJAWWALSTC-AS, SA 20940 1262 106 1028 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 713 60 24 Jordan Data Communications, JO 8452 581 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 382 382 91 MOBILY-AS Etihad Etisalat Company Mobil 13046 381 34 5 ASN-ISKON, HR 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 5853 1732 917 UNINET, MX 3816 1315 788 195 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 897 1128 28 TELEFONICA BRASIL S.A, BR 26599 570 2961 47 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 489 66 214 Mega Cable, S.A. de C.V., MX 22724 229 15 99 PUNTONET S.A., EC 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 615 209 253 LINKdotNET-AS, EG 29571 523 53 162 ORANGE-COTE-IVOIRE, CI 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 239 278 184 ETISALAT-MISR, EG 36914 202 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 146 595 51 TUNISIANA, 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 9804 11354 3521 AMAZON-02, US 9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5853 1732 917 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2834 3543 1339 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1737 112 1219 USDA-1, US 209 1700 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1506 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 9648 9587 CHINAMOBILE-CN China Mobile Communications Grou 8151 5853 4936 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2834 1495 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1700 1387 CENTURYLINK-US-LEGACY-QWEST, US 56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1315 1120 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 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 /12:93 /13:125 /14:365 /15:705 /16:5925 /17:2496 /18:2577 /19:5364 /20:8676 /21:10769 /22:19489 /23:20326 /24:108765 /25:69 /26:40 /27:69 /28:19 /29:20 /30:15 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 3104 5853 UNINET, MX 16509 2084 9804 AMAZON-02, US 209 959 1700 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 728 869 BRSPD-PUBLIC, US 6147 697 1102 Telefonica del Peru S.A.A., PE 8376 560 713 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) ---------------------------------------------- 1:11 2:368 3:330 5:1065 6:150 7:5 8:613 11:171 12:654 13:306 14:101 15:282 16:174 17:6 18:737 20:34 21:4 22:188 23:1777 24:390 25:2 27:27 29:19 31:180 32:1 34:11 35:57 36:1173 37:413 38:931 39:525 40:11 41:609 42:13 43:176 44:28 45:2376 46:614 47:94 49:14 50:265 51:473 52:1362 54:271 55:995 57:16 58:7 59:38 60:19 61:65 62:340 63:481 64:1500 65:792 66:1239 67:662 68:166 69:744 70:147 71:190 72:372 74:721 75:394 76:203 77:308 78:487 79:171 80:214 81:178 82:189 83:100 84:179 85:343 86:153 87:158 88:118 89:509 90:98 91:547 92:391 93:794 94:500 95:1074 96:161 97:31 98:130 99:150 100:23 101:20 102:223 103:1064 104:723 105:130 106:3 107:205 108:296 109:260 110:34 111:1790 112:445 113:45 114:33 115:15 116:29 117:959 118:70 119:101 120:1075 121:18 122:89 123:20 124:57 125:12 128:355 129:288 130:506 131:772 132:495 133:195 134:336 135:68 136:365 137:413 138:771 139:389 140:599 141:324 142:697 143:611 144:328 145:65 146:463 147:320 148:613 149:480 150:293 151:565 152:537 153:118 154:565 155:674 156:443 157:277 158:315 159:584 160:636 161:427 162:664 163:282 164:637 165:382 166:98 167:402 168:941 169:157 170:1243 171:62 172:888 173:630 174:110 175:41 176:401 177:757 178:318 179:513 180:49 181:933 182:24 183:827 184:205 185:2359 186:848 187:792 188:501 189:1161 190:2755 191:192 192:3851 193:1257 194:829 195:555 196:407 197:373 198:1938 199:3562 200:2397 201:2457 202:1054 203:626 204:1757 205:1679 206:1119 207:1094 208:897 209:1431 210:345 211:431 212:696 213:557 214:1012 215:42 216:1701 217:278 218:526 219:24 220:29 221:302 222:22 223:634 End of report