IPv4 R&E Routing Table Report 20:15 GMT Fri 03 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: 185712 Prefixes after maximum aggregation (per Origin AS): 81533 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 101625 Number of IPv4 prefixes with a valid ROA: 72467 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 113224 Total ASes present in the Internet Routing Table: 15739 Prefixes per ASN: 11.80 Origin-only ASes present in the Internet Routing Table: 13603 Origin ASes announcing only one prefix: 6213 Transit ASes present in the Internet Routing Table: 2136 Transit-only ASes present in the Internet Routing Table: 578 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: 235 Number of instances of unregistered ASNs: 235 Number of 32-bit ASNs allocated by the RIRs: 44363 Number of 32-bit ASNs visible in the Routing Table: 5669 Prefixes from 32-bit ASNs in the Routing Table: 18917 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: 95 Number of addresses announced to Internet: 1111279009 Equivalent to 66 /8s, 60 /16s and 197 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 53292 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29781 Total APNIC prefixes after maximum aggregation: 6933 APNIC Deaggregation factor: 4.30 Prefixes being announced from the APNIC address blocks: 29455 Unique aggregates announced from the APNIC address blocks: 7936 APNIC Region origin ASes present in the Internet Routing Table: 1143 APNIC Prefixes per ASN: 25.77 APNIC Region origin ASes announcing only one prefix: 460 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: 491 Number of APNIC addresses announced to Internet: 198975856 Equivalent to 11 /8s, 220 /16s and 33 /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: 85080 Total ARIN prefixes after maximum aggregation: 46402 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83703 Unique aggregates announced from the ARIN address blocks: 51445 ARIN Region origin ASes present in the Internet Routing Table: 7303 ARIN Prefixes per ASN: 11.46 ARIN Region origin ASes announcing only one prefix: 3148 ARIN Region transit ASes present in the Internet Routing Table: 635 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: 1502 Number of ARIN addresses announced to Internet: 651102817 Equivalent to 38 /8s, 207 /16s and 10 /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: 35196 Total RIPE prefixes after maximum aggregation: 16540 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 35990 Unique aggregates announced from the RIPE address blocks: 23774 RIPE Region origin ASes present in the Internet Routing Table: 3378 RIPE Prefixes per ASN: 10.65 RIPE Region origin ASes announcing only one prefix: 1442 RIPE Region transit ASes present in the Internet Routing Table: 524 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: 1258 Number of RIPE addresses announced to Internet: 159919568 Equivalent to 9 /8s, 136 /16s and 45 /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: 30816 Total LACNIC prefixes after maximum aggregation: 9669 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 30510 Unique aggregates announced from the LACNIC address blocks: 15457 LACNIC Region origin ASes present in the Internet Routing Table: 3024 LACNIC Prefixes per ASN: 10.09 LACNIC Region origin ASes announcing only one prefix: 1077 LACNIC Region transit ASes present in the Internet Routing Table: 600 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: 2314 Number of LACNIC addresses announced to Internet: 73028096 Equivalent to 4 /8s, 90 /16s and 82 /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: 4604 Total AfriNIC prefixes after maximum aggregation: 1804 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 5959 Unique aggregates announced from the AfriNIC address blocks: 2925 AfriNIC Region origin ASes present in the Internet Routing Table: 217 AfriNIC Prefixes per ASN: 27.46 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: 28203776 Equivalent to 1 /8s, 174 /16s and 91 /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 9809 11355 3512 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2809 3544 1345 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1735 112 1222 USDA-1, US 209 1700 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1396 393 636 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 579 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 392 34 5 ASN-ISKON, HR 35819 382 382 91 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 5749 1700 913 UNINET, MX 3816 1314 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 521 53 160 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 9809 11355 3512 AMAZON-02, US 9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5749 1700 913 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2809 3544 1345 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1735 112 1222 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 5749 4836 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2809 1464 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 1314 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 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 41.57.124.0/24 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 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 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 /12:92 /13:125 /14:364 /15:705 /16:5912 /17:2490 /18:2569 /19:5345 /20:8617 /21:10713 /22:19497 /23:20239 /24:108744 /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 3075 5749 UNINET, MX 16509 2088 9809 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 727 868 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 5:1067 6:149 7:5 8:612 11:171 12:655 13:305 14:101 15:282 16:174 17:6 18:737 20:34 21:4 22:188 23:1776 24:391 25:2 27:27 29:19 31:181 32:1 34:11 35:57 36:1173 37:413 38:923 39:525 40:11 41:617 42:13 43:176 44:28 45:2398 46:615 47:94 49:11 50:265 51:473 52:1362 54:272 55:999 57:16 58:7 59:38 60:19 61:65 62:339 63:480 64:1499 65:791 66:1242 67:663 68:166 69:744 70:147 71:190 72:371 74:721 75:394 76:203 77:308 78:488 79:171 80:215 81:179 82:181 83:100 84:179 85:343 86:153 87:159 88:118 89:521 90:98 91:546 92:392 93:793 94:503 95:1074 96:162 97:32 98:130 99:150 100:23 101:20 102:227 103:1057 104:727 105:130 106:3 107:207 108:297 109:260 110:34 111:1790 112:445 113:45 114:32 115:15 116:29 117:959 118:70 119:100 120:1075 121:18 122:89 123:20 124:57 125:12 128:354 129:288 130:506 131:769 132:492 133:195 134:337 135:68 136:365 137:415 138:761 139:389 140:600 141:320 142:697 143:611 144:328 145:65 146:471 147:321 148:611 149:480 150:292 151:565 152:537 153:118 154:561 155:674 156:443 157:276 158:315 159:584 160:633 161:425 162:676 163:278 164:638 165:381 166:98 167:404 168:949 169:158 170:1250 171:62 172:887 173:630 174:110 175:41 176:402 177:730 178:319 179:506 180:49 181:931 182:24 183:827 184:204 185:2362 186:836 187:777 188:492 189:1161 190:2752 191:194 192:3846 193:1259 194:834 195:557 196:418 197:392 198:1938 199:3552 200:2399 201:2455 202:1050 203:621 204:1757 205:1679 206:1118 207:1086 208:895 209:1432 210:345 211:431 212:695 213:557 214:1016 215:42 216:1698 217:278 218:526 219:24 220:29 221:302 222:22 223:634 End of report