IPv4 R&E Routing Table Report 20:15 GMT Thu 11 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: 182495 Prefixes after maximum aggregation (per Origin AS): 80399 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 101291 Number of IPv4 prefixes with a valid ROA: 68945 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 113528 Total ASes present in the Internet Routing Table: 15716 Prefixes per ASN: 11.61 Origin-only ASes present in the Internet Routing Table: 13601 Origin ASes announcing only one prefix: 6194 Transit ASes present in the Internet Routing Table: 2115 Transit-only ASes present in the Internet Routing Table: 570 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 228 Number of instances of unregistered ASNs: 228 Number of 32-bit ASNs allocated by the RIRs: 44090 Number of 32-bit ASNs visible in the Routing Table: 5682 Prefixes from 32-bit ASNs in the Routing Table: 18862 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: 1061913273 Equivalent to 63 /8s, 75 /16s and 130 /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: 52229 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30034 Total APNIC prefixes after maximum aggregation: 6983 APNIC Deaggregation factor: 4.30 Prefixes being announced from the APNIC address blocks: 29710 Unique aggregates announced from the APNIC address blocks: 8068 APNIC Region origin ASes present in the Internet Routing Table: 1151 APNIC Prefixes per ASN: 25.81 APNIC Region origin ASes announcing only one prefix: 456 APNIC Region transit ASes present in the Internet Routing Table: 186 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: 504 Number of APNIC addresses announced to Internet: 199740040 Equivalent to 11 /8s, 231 /16s and 202 /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: 83352 Total ARIN prefixes after maximum aggregation: 45337 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 82075 Unique aggregates announced from the ARIN address blocks: 51190 ARIN Region origin ASes present in the Internet Routing Table: 7324 ARIN Prefixes per ASN: 11.21 ARIN Region origin ASes announcing only one prefix: 3154 ARIN Region transit ASes present in the Internet Routing Table: 634 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: 1504 Number of ARIN addresses announced to Internet: 605239393 Equivalent to 36 /8s, 19 /16s and 56 /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: 33626 Total RIPE prefixes after maximum aggregation: 16282 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 34264 Unique aggregates announced from the RIPE address blocks: 23703 RIPE Region origin ASes present in the Internet Routing Table: 3295 RIPE Prefixes per ASN: 10.40 RIPE Region origin ASes announcing only one prefix: 1424 RIPE Region transit ASes present in the Internet Routing Table: 508 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1215 Number of RIPE addresses announced to Internet: 154897104 Equivalent to 9 /8s, 59 /16s and 138 /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: 31036 Total LACNIC prefixes after maximum aggregation: 9932 LACNIC Deaggregation factor: 3.12 Prefixes being announced from the LACNIC address blocks: 30727 Unique aggregates announced from the LACNIC address blocks: 15443 LACNIC Region origin ASes present in the Internet Routing Table: 3052 LACNIC Prefixes per ASN: 10.07 LACNIC Region origin ASes announcing only one prefix: 1068 LACNIC Region transit ASes present in the Internet Routing Table: 617 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: 2345 Number of LACNIC addresses announced to Internet: 72233984 Equivalent to 4 /8s, 78 /16s and 52 /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: 4219 Total AfriNIC prefixes after maximum aggregation: 1675 AfriNIC Deaggregation factor: 2.52 Prefixes being announced from the AfriNIC address blocks: 5626 Unique aggregates announced from the AfriNIC address blocks: 2798 AfriNIC Region origin ASes present in the Internet Routing Table: 221 AfriNIC Prefixes per ASN: 25.46 AfriNIC Region origin ASes announcing only one prefix: 92 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: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 114 Number of AfriNIC addresses announced to Internet: 29742336 Equivalent to 1 /8s, 197 /16s and 213 /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 9659 8742 62 CHINAMOBILE-CN China Mobile Communicati 56047 1503 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 732 10656 150 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 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 9870 11375 3454 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2818 3549 1340 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1595 103 1161 USDA-1, US 5972 1403 393 638 DNIC-ASBLK-05800-06055, US 7979 1001 66 199 SERVERS-COM, US 855 959 255 82 CANET-ASN-4, CA 19901 851 554 633 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 4214 252 54 ALJAWWALSTC-AS, SA 20940 1311 111 1066 AKAMAI-ASN1, NL 3215 899 4829 296 France Telecom - Orange, FR 8376 719 60 21 Jordan Data Communications, JO 25019 712 630 283 SAUDINETSTC-AS, SA 8452 544 1841 11 TE-AS TE-AS, EG 51167 439 82 186 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 387 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 5026 1301 869 UNINET, MX 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1081 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 587 105 225 Techtel LMDS Comunicaciones Interactiva 26599 572 2945 46 TELEFONICA BRASIL S.A, BR 10620 500 64 421 Telmex Colombia S.A., CO 13999 483 66 207 Mega Cable, S.A. de C.V., MX 27843 226 20 32 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 668 241 201 LINKdotNET-AS, EG 36992 411 656 267 ETISALAT-MISR, EG 2018 380 319 71 TENET-1, ZA 36935 266 66 79 Vodafone-, EG 36914 200 82 3 KENET-AS, KE 24835 199 162 115 RAYA-AS, EG 37282 157 20 53 MAINONE, NG 37492 156 471 44 ORANGE-, TN 37693 145 595 51 TUNISIANA, TN 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 9870 11375 3454 AMAZON-02, US 9808 9659 8742 62 CHINAMOBILE-CN China Mobile Communicati 8151 5026 1301 869 UNINET, MX 39891 4214 252 54 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2818 3549 1340 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1595 103 1161 USDA-1, US 56047 1503 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 9659 9597 CHINAMOBILE-CN China Mobile Communications Grou 39891 4214 4160 ALJAWWALSTC-AS, SA 8151 5026 4157 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2818 1478 DNIC-ASBLK-00306-00371, US 56047 1503 1456 CMNET-HUNAN-AP China Mobile communications corp 209 1694 1380 CENTURYLINK-US-LEGACY-QWEST, US 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1371 CMNET-JIANGSU-AP China Mobile communications co 3816 1312 1113 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 41.74.44.0/24 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 /13:114 /14:335 /15:669 /16:5877 /17:2446 /18:2572 /19:5085 /20:8412 /21:10569 /22:19459 /23:20086 /24:106472 /25:76 /26:50 /27:71 /28:19 /29:21 /30:18 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3344 4214 ALJAWWALSTC-AS, SA 8151 2857 5026 UNINET, MX 16509 2091 9870 AMAZON-02, US 209 957 1694 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1857 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 710 851 BRSPD-PUBLIC, US 6147 679 1081 Telefonica del Peru S.A.A., PE 8376 564 719 Jordan Data Communications, JO 7979 451 1001 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 2:385 3:291 5:997 6:147 7:5 8:622 11:171 12:657 13:321 14:100 15:281 16:174 17:6 18:705 20:34 21:4 22:188 23:1757 24:400 25:2 27:26 29:19 31:175 32:1 34:5 35:54 36:1158 37:458 38:841 39:522 40:9 41:498 42:23 43:184 44:27 45:2343 46:555 47:99 49:10 50:252 51:150 52:1354 54:273 55:997 57:16 58:4 59:32 60:19 61:67 62:345 63:476 64:1438 65:796 66:1218 67:670 68:166 69:728 70:147 71:189 72:354 74:730 75:392 76:204 77:282 78:462 79:180 80:202 81:183 82:170 83:80 84:165 85:283 86:141 87:147 88:120 89:489 90:97 91:541 92:394 93:774 94:487 95:1074 96:167 97:32 98:125 99:145 100:22 101:22 102:220 103:1101 104:701 105:31 106:3 107:203 108:301 109:231 110:26 111:1800 112:448 113:41 114:32 115:12 116:31 117:948 118:101 119:97 120:1092 121:32 122:107 123:49 124:57 125:13 128:299 129:211 130:479 131:771 132:499 133:267 134:337 135:67 136:359 137:404 138:765 139:383 140:587 141:326 142:684 143:592 144:319 145:61 146:473 147:319 148:623 149:514 150:290 151:492 152:356 153:117 154:579 155:667 156:451 157:262 158:312 159:526 160:339 161:414 162:675 163:289 164:636 165:373 166:99 167:381 168:991 169:157 170:1231 171:65 172:901 173:618 174:99 175:46 176:394 177:676 178:285 179:486 180:48 181:972 182:67 183:852 184:198 185:2212 186:1025 187:707 188:441 189:1058 190:2889 191:177 192:3650 193:1217 194:806 195:549 196:351 197:381 198:1910 199:3390 200:2667 201:2450 202:1068 203:599 204:1738 205:1671 206:1134 207:1051 208:960 209:1430 210:340 211:430 212:641 213:540 214:1040 215:43 216:1671 217:283 218:519 219:21 220:30 221:302 222:22 223:633 End of report