IPv4 R&E Routing Table Report 20:15 GMT Mon 27 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: 191803 Prefixes after maximum aggregation (per Origin AS): 84749 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 105615 Number of IPv4 prefixes with a valid ROA: 75942 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 115845 Total ASes present in the Internet Routing Table: 16039 Prefixes per ASN: 11.96 Origin-only ASes present in the Internet Routing Table: 13835 Origin ASes announcing only one prefix: 6374 Transit ASes present in the Internet Routing Table: 2204 Transit-only ASes present in the Internet Routing Table: 595 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: 28 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 246 Number of instances of unregistered ASNs: 246 Number of 32-bit ASNs allocated by the RIRs: 44590 Number of 32-bit ASNs visible in the Routing Table: 5734 Prefixes from 32-bit ASNs in the Routing Table: 19828 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: 94 Number of addresses announced to Internet: 1123750557 Equivalent to 66 /8s, 251 /16s and 18 /24s Percentage of available address space announced: 30.4 Percentage of allocated address space announced: 30.4 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: 56492 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30378 Total APNIC prefixes after maximum aggregation: 7231 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29909 Unique aggregates announced from the APNIC address blocks: 8190 APNIC Region origin ASes present in the Internet Routing Table: 1156 APNIC Prefixes per ASN: 25.87 APNIC Region origin ASes announcing only one prefix: 473 APNIC Region transit ASes present in the Internet Routing Table: 204 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 504 Number of APNIC addresses announced to Internet: 201602668 Equivalent to 12 /8s, 4 /16s and 54 /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: 88834 Total ARIN prefixes after maximum aggregation: 48532 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87548 Unique aggregates announced from the ARIN address blocks: 54494 ARIN Region origin ASes present in the Internet Routing Table: 7492 ARIN Prefixes per ASN: 11.69 ARIN Region origin ASes announcing only one prefix: 3240 ARIN Region transit ASes present in the Internet Routing Table: 682 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: 1552 Number of ARIN addresses announced to Internet: 655918177 Equivalent to 39 /8s, 24 /16s and 132 /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: 37212 Total RIPE prefixes after maximum aggregation: 17600 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37935 Unique aggregates announced from the RIPE address blocks: 25469 RIPE Region origin ASes present in the Internet Routing Table: 3527 RIPE Prefixes per ASN: 10.76 RIPE Region origin ASes announcing only one prefix: 1510 RIPE Region transit ASes present in the Internet Routing Table: 544 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1313 Number of RIPE addresses announced to Internet: 163419344 Equivalent to 9 /8s, 189 /16s and 148 /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: 30054 Total LACNIC prefixes after maximum aggregation: 9344 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 29739 Unique aggregates announced from the LACNIC address blocks: 14378 LACNIC Region origin ASes present in the Internet Routing Table: 2933 LACNIC Prefixes per ASN: 10.14 LACNIC Region origin ASes announcing only one prefix: 1050 LACNIC Region transit ASes present in the Internet Routing Table: 590 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: 2238 Number of LACNIC addresses announced to Internet: 72540928 Equivalent to 4 /8s, 82 /16s and 227 /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: 5079 Total AfriNIC prefixes after maximum aggregation: 1864 AfriNIC Deaggregation factor: 2.72 Prefixes being announced from the AfriNIC address blocks: 6578 Unique aggregates announced from the AfriNIC address blocks: 2992 AfriNIC Region origin ASes present in the Internet Routing Table: 241 AfriNIC Prefixes per ASN: 27.29 AfriNIC Region origin ASes announcing only one prefix: 101 AfriNIC Region transit ASes present in the Internet Routing Table: 72 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 127 Number of AfriNIC addresses announced to Internet: 30227456 Equivalent to 1 /8s, 205 /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 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1449 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 720 10640 154 GIGAINFRA SoftBank Corp., JP 2907 598 2159 462 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 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 9947 11382 3532 AMAZON-02, US 749 3223 54904 2475 DNIC-AS-00749, US 367 2767 3398 1290 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1823 117 1252 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1594 105 887 CABLEONE, US 5972 1340 387 607 DNIC-ASBLK-05800-06055, US 7979 990 64 201 SERVERS-COM, US 855 954 255 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 1292 105 1045 AKAMAI-ASN1, NL 3215 926 4906 284 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 702 60 23 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 523 100 222 CONTABO, DE 35819 422 420 76 MOBILY-AS Etihad Etisalat Company Mobil 20978 420 196 13 TT_MOBIL Istanbul, TR 57878 382 31 188 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 5579 1585 750 UNINET, MX 3816 1322 789 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 753 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 494 68 215 Mega Cable, S.A. de C.V., MX 10620 381 47 316 Telmex Colombia S.A., CO 27843 229 20 33 WIN EMPRESAS S.A.C., PE 22047 228 342 16 VTR BANDA ANCHA 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 630 209 259 LINKdotNET-AS, EG 24835 385 364 28 RAYA-AS, EG 2018 380 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 305 44 120 ORANGE-COTE-IVOIRE, CI 36914 251 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 146 595 51 TUNISIANA, TN 24757 138 36 52 EthioNet-AS, ET 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 9947 11382 3532 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5579 1585 750 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3223 54904 2475 DNIC-AS-00749, US 367 2767 3398 1290 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1823 117 1252 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1594 105 887 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 8151 5579 4829 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1861 1636 ATLANTICBB-JOHNSTOWN, US 367 2767 1477 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1699 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1449 1376 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 3816 1322 1132 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 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 32282 UNALLOCATED 12.162.231.0/24 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 41.57.124.0/24 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 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.77.208.0/22 Origin: 37475 RESERVED, ZZ 41.77.208.0/22 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 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 /11:31 /12:93 /13:125 /14:359 /15:702 /16:5969 /17:2488 /18:2587 /19:5513 /20:8842 /21:10933 /22:19929 /23:20709 /24:113252 /25:73 /26:48 /27:66 /28:18 /29:16 /30:12 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2969 5579 UNINET, MX 16509 2124 9947 AMAZON-02, US 11492 1206 1594 CABLEONE, US 209 961 1699 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1861 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 747 888 BRSPD-PUBLIC, US 6147 681 1084 Telefonica del Peru S.A.A., PE 8376 547 702 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 2:381 3:344 5:1111 6:146 7:5 8:632 11:171 12:665 13:301 14:120 15:283 16:175 17:6 18:737 20:33 21:4 22:188 23:1889 24:738 25:2 27:49 29:19 31:204 32:1 34:10 35:57 36:1177 37:432 38:881 39:525 40:11 41:805 42:13 43:194 44:35 45:2464 46:634 47:98 49:10 50:299 51:476 52:1370 54:276 55:985 57:14 58:7 59:38 60:19 61:62 62:343 63:508 64:1474 65:821 66:1255 67:841 68:180 69:844 70:142 71:198 72:471 74:732 75:390 76:217 77:333 78:577 79:189 80:225 81:184 82:197 83:128 84:197 85:351 86:160 87:163 88:154 89:531 90:97 91:617 92:427 93:808 94:510 95:1110 96:373 97:34 98:138 99:149 100:23 101:20 102:212 103:1122 104:771 105:156 106:3 107:196 108:310 109:277 110:41 111:1792 112:464 113:46 114:33 115:14 116:31 117:972 118:72 119:108 120:1087 121:39 122:85 123:22 124:59 125:13 128:357 129:281 130:505 131:809 132:511 133:195 134:347 135:89 136:371 137:431 138:768 139:402 140:603 141:324 142:704 143:603 144:332 145:65 146:504 147:391 148:617 149:492 150:291 151:571 152:576 153:118 154:581 155:686 156:443 157:289 158:318 159:690 160:722 161:478 162:699 163:287 164:648 165:398 166:102 167:398 168:900 169:153 170:1249 171:65 172:921 173:825 174:194 175:34 176:423 177:714 178:350 179:498 180:54 181:1003 182:21 183:832 184:311 185:2473 186:766 187:817 188:631 189:1120 190:2745 191:239 192:3907 193:1303 194:864 195:581 196:462 197:427 198:2009 199:3685 200:2464 201:2371 202:1077 203:640 204:1760 205:1675 206:1192 207:1173 208:935 209:1417 210:334 211:432 212:705 213:589 214:1025 215:42 216:1830 217:335 218:525 219:24 220:29 221:302 222:20 223:641 End of report