IPv4 R&E Routing Table Report 20:15 GMT Fri 10 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: 189704 Prefixes after maximum aggregation (per Origin AS): 83697 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104316 Number of IPv4 prefixes with a valid ROA: 74118 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 115566 Total ASes present in the Internet Routing Table: 15986 Prefixes per ASN: 11.87 Origin-only ASes present in the Internet Routing Table: 13801 Origin ASes announcing only one prefix: 6334 Transit ASes present in the Internet Routing Table: 2185 Transit-only ASes present in the Internet Routing Table: 600 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 225 Number of instances of unregistered ASNs: 225 Number of 32-bit ASNs allocated by the RIRs: 44442 Number of 32-bit ASNs visible in the Routing Table: 5721 Prefixes from 32-bit ASNs in the Routing Table: 19254 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: 1114012833 Equivalent to 66 /8s, 102 /16s and 124 /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: 55515 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30000 Total APNIC prefixes after maximum aggregation: 6985 APNIC Deaggregation factor: 4.29 Prefixes being announced from the APNIC address blocks: 29577 Unique aggregates announced from the APNIC address blocks: 7997 APNIC Region origin ASes present in the Internet Routing Table: 1152 APNIC Prefixes per ASN: 25.67 APNIC Region origin ASes announcing only one prefix: 464 APNIC Region transit ASes present in the Internet Routing Table: 205 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 22 Number of APNIC region 32-bit ASNs visible in the Routing Table: 499 Number of APNIC addresses announced to Internet: 200254576 Equivalent to 11 /8s, 239 /16s and 164 /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: 88383 Total ARIN prefixes after maximum aggregation: 48179 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87139 Unique aggregates announced from the ARIN address blocks: 54204 ARIN Region origin ASes present in the Internet Routing Table: 7445 ARIN Prefixes per ASN: 11.70 ARIN Region origin ASes announcing only one prefix: 3219 ARIN Region transit ASes present in the Internet Routing Table: 665 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: 1538 Number of ARIN addresses announced to Internet: 653874017 Equivalent to 38 /8s, 249 /16s and 83 /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: 36260 Total RIPE prefixes after maximum aggregation: 17060 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 36986 Unique aggregates announced from the RIPE address blocks: 24552 RIPE Region origin ASes present in the Internet Routing Table: 3470 RIPE Prefixes per ASN: 10.66 RIPE Region origin ASes announcing only one prefix: 1484 RIPE Region transit ASes present in the Internet Routing Table: 545 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1277 Number of RIPE addresses announced to Internet: 160195792 Equivalent to 9 /8s, 140 /16s and 100 /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: 30274 Total LACNIC prefixes after maximum aggregation: 9547 LACNIC Deaggregation factor: 3.17 Prefixes being announced from the LACNIC address blocks: 29972 Unique aggregates announced from the LACNIC address blocks: 14649 LACNIC Region origin ASes present in the Internet Routing Table: 3014 LACNIC Prefixes per ASN: 9.94 LACNIC Region origin ASes announcing only one prefix: 1081 LACNIC Region transit ASes present in the Internet Routing Table: 602 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: 2307 Number of LACNIC addresses announced to Internet: 71807488 Equivalent to 4 /8s, 71 /16s and 178 /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: 4562 Total AfriNIC prefixes after maximum aggregation: 1745 AfriNIC Deaggregation factor: 2.61 Prefixes being announced from the AfriNIC address blocks: 5944 Unique aggregates announced from the AfriNIC address blocks: 2830 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 28.17 AfriNIC Region origin ASes announcing only one prefix: 86 AfriNIC Region transit ASes present in the Internet Routing Table: 65 Average AfriNIC Region AS path length visible: 5.8 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 100 Number of AfriNIC addresses announced to Internet: 27802624 Equivalent to 1 /8s, 168 /16s and 60 /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 9651 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 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 724 10640 154 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 9927 11375 3517 AMAZON-02, US 749 3225 54904 2477 DNIC-AS-00749, US 367 2818 3475 1333 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1785 115 1245 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1596 105 890 CABLEONE, US 5972 1370 390 624 DNIC-ASBLK-05800-06055, US 7979 1008 67 198 SERVERS-COM, US 855 962 255 82 CANET-ASN-4, CA 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 1324 110 1068 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 805 1030 146 SAUDINETSTC-AS, SA 8376 709 60 22 Jordan Data Communications, JO 8452 620 1841 11 TE-AS TE-AS, EG 51167 508 98 213 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 382 382 91 MOBILY-AS Etihad Etisalat Company Mobil 57878 381 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 5253 1445 783 UNINET, MX 3816 1320 789 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1101 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 753 1126 30 TELEFONICA BRASIL S.A, BR 26599 539 2819 83 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 490 66 214 Mega Cable, S.A. de C.V., MX 27983 230 23 124 Red Intercable Digital S.A., AR 22724 229 15 100 PUNTONET S.A., EC 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 29571 719 60 177 ORANGE-COTE-IVOIRE, CI 24863 643 213 260 LINKdotNET-AS, EG 2018 378 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 216 268 175 ETISALAT-MISR, EG 36914 204 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 15706 110 12 26 Sudatel, SD 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 9927 11375 3517 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5253 1445 783 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3225 54904 2477 DNIC-AS-00749, US 367 2818 3475 1333 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1785 115 1245 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1596 105 890 CABLEONE, US 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 9651 9590 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5253 4470 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2818 1485 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1320 1126 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 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 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 /9:6 /10:17 /11:30 /12:92 /13:125 /14:355 /15:690 /16:5933 /17:2498 /18:2578 /19:5374 /20:8771 /21:10614 /22:19800 /23:20582 /24:111978 /25:75 /26:49 /27:69 /28:19 /29:20 /30:14 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2839 5253 UNINET, MX 16509 2110 9927 AMAZON-02, US 11492 1206 1596 CABLEONE, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 883 1042 Instituto Costarricense de Electricidad y Telec 19901 732 873 BRSPD-PUBLIC, US 6147 696 1101 Telefonica del Peru S.A.A., PE 8376 559 709 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:374 3:342 5:1110 6:150 7:5 8:620 11:171 12:657 13:309 14:102 15:282 16:178 17:6 18:740 20:34 21:4 22:188 23:1871 24:729 25:2 27:27 29:19 31:206 32:1 34:11 35:58 36:1174 37:416 38:961 39:524 40:11 41:613 42:13 43:182 44:37 45:2413 46:629 47:102 49:13 50:272 51:472 52:1361 54:275 55:1000 57:16 58:7 59:38 60:19 61:62 62:335 63:496 64:1540 65:818 66:1258 67:819 68:169 69:835 70:148 71:196 72:460 74:731 75:394 76:209 77:324 78:510 79:175 80:195 81:200 82:176 83:107 84:181 85:372 86:156 87:166 88:118 89:529 90:98 91:592 92:420 93:806 94:499 95:1100 96:371 97:31 98:136 99:151 100:23 101:20 102:214 103:1097 104:765 105:130 106:3 107:211 108:310 109:272 110:36 111:1789 112:445 113:47 114:34 115:16 116:30 117:962 118:70 119:103 120:1076 121:18 122:86 123:23 124:58 125:12 128:368 129:292 130:515 131:828 132:501 133:195 134:329 135:72 136:370 137:416 138:784 139:399 140:596 141:307 142:710 143:608 144:332 145:64 146:493 147:393 148:616 149:482 150:291 151:580 152:582 153:119 154:493 155:682 156:443 157:283 158:316 159:687 160:992 161:437 162:701 163:287 164:639 165:391 166:98 167:402 168:917 169:147 170:1270 171:63 172:905 173:798 174:185 175:41 176:415 177:730 178:381 179:539 180:50 181:927 182:16 183:827 184:313 185:2395 186:809 187:753 188:590 189:1120 190:2749 191:180 192:3853 193:1281 194:843 195:571 196:406 197:327 198:1986 199:3621 200:2419 201:2434 202:1071 203:624 204:1762 205:1697 206:1162 207:1156 208:936 209:1447 210:341 211:431 212:693 213:566 214:1006 215:42 216:1775 217:291 218:525 219:24 220:29 221:302 222:22 223:634 End of report