IPv4 R&E Routing Table Report 20:15 GMT Fri 31 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: 193431 Prefixes after maximum aggregation (per Origin AS): 85227 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 106348 Number of IPv4 prefixes with a valid ROA: 77404 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 116006 Total ASes present in the Internet Routing Table: 16250 Prefixes per ASN: 11.90 Origin-only ASes present in the Internet Routing Table: 14008 Origin ASes announcing only one prefix: 6452 Transit ASes present in the Internet Routing Table: 2242 Transit-only ASes present in the Internet Routing Table: 625 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: 258 Number of instances of unregistered ASNs: 258 Number of 32-bit ASNs allocated by the RIRs: 44611 Number of 32-bit ASNs visible in the Routing Table: 5857 Prefixes from 32-bit ASNs in the Routing Table: 20421 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: 111 Number of addresses announced to Internet: 1122041245 Equivalent to 66 /8s, 224 /16s and 253 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 57374 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30294 Total APNIC prefixes after maximum aggregation: 7139 APNIC Deaggregation factor: 4.24 Prefixes being announced from the APNIC address blocks: 29785 Unique aggregates announced from the APNIC address blocks: 8013 APNIC Region origin ASes present in the Internet Routing Table: 1164 APNIC Prefixes per ASN: 25.59 APNIC Region origin ASes announcing only one prefix: 477 APNIC Region transit ASes present in the Internet Routing Table: 207 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 514 Number of APNIC addresses announced to Internet: 201589100 Equivalent to 12 /8s, 4 /16s and 1 /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: 89161 Total ARIN prefixes after maximum aggregation: 48620 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87861 Unique aggregates announced from the ARIN address blocks: 54774 ARIN Region origin ASes present in the Internet Routing Table: 7492 ARIN Prefixes per ASN: 11.73 ARIN Region origin ASes announcing only one prefix: 3245 ARIN Region transit ASes present in the Internet Routing Table: 680 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: 1549 Number of ARIN addresses announced to Internet: 655894625 Equivalent to 39 /8s, 24 /16s and 40 /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: 37529 Total RIPE prefixes after maximum aggregation: 17882 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 38301 Unique aggregates announced from the RIPE address blocks: 25823 RIPE Region origin ASes present in the Internet Routing Table: 3582 RIPE Prefixes per ASN: 10.69 RIPE Region origin ASes announcing only one prefix: 1542 RIPE Region transit ASes present in the Internet Routing Table: 566 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: 1327 Number of RIPE addresses announced to Internet: 161170640 Equivalent to 9 /8s, 155 /16s and 68 /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: 30996 Total LACNIC prefixes after maximum aggregation: 9566 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 30680 Unique aggregates announced from the LACNIC address blocks: 14658 LACNIC Region origin ASes present in the Internet Routing Table: 3049 LACNIC Prefixes per ASN: 10.06 LACNIC Region origin ASes announcing only one prefix: 1089 LACNIC Region transit ASes present in the Internet Routing Table: 606 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: 2336 Number of LACNIC addresses announced to Internet: 73114624 Equivalent to 4 /8s, 91 /16s and 164 /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: 5193 Total AfriNIC prefixes after maximum aggregation: 1842 AfriNIC Deaggregation factor: 2.82 Prefixes being announced from the AfriNIC address blocks: 6693 Unique aggregates announced from the AfriNIC address blocks: 2983 AfriNIC Region origin ASes present in the Internet Routing Table: 240 AfriNIC Prefixes per ASN: 27.89 AfriNIC Region origin ASes announcing only one prefix: 99 AfriNIC Region transit ASes present in the Internet Routing Table: 72 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 131 Number of AfriNIC addresses announced to Internet: 30214400 Equivalent to 1 /8s, 205 /16s and 9 /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 63 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1482 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1453 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 717 10639 152 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 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 9973 11390 3521 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2773 3386 1297 DNIC-ASBLK-00306-00371, US 4155 1865 120 1267 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 5972 1335 387 602 DNIC-ASBLK-05800-06055, US 7979 993 65 201 SERVERS-COM, US 855 956 271 83 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 1282 104 1038 AKAMAI-ASN1, NL 3215 898 4830 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 713 60 22 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 534 102 230 CONTABO, DE 212238 508 37 441 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 387 391 70 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 5707 1603 768 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 757 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 493 68 215 Mega Cable, S.A. de C.V., MX 22047 403 342 16 VTR BANDA ANCHA S.A., CL 10620 381 47 316 Telmex Colombia S.A., CO 27983 237 23 127 Red Intercable Digital S.A., AR 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 630 205 255 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 316 44 120 ORANGE-COTE-IVOIRE, CI 36914 251 82 3 KENET-AS, KE 24757 208 48 57 EthioNet-AS, ET 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 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 9973 11390 3521 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5707 1603 768 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2773 3386 1297 DNIC-ASBLK-00306-00371, US 4155 1865 120 1267 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 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 9648 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5707 4939 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1862 1642 ATLANTICBB-JOHNSTOWN, US 367 2773 1476 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1699 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1453 1380 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1482 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1322 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 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 13342 UNALLOCATED 12.164.235.0/24 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 6939 HURRICANE, US 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 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 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 /11:31 /12:93 /13:125 /14:356 /15:701 /16:5959 /17:2462 /18:2568 /19:5546 /20:8869 /21:10987 /22:20110 /23:20873 /24:114479 /25:73 /26:48 /27:66 /28:19 /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 3071 5707 UNINET, MX 16509 2105 9973 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 961 1699 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1862 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 750 891 BRSPD-PUBLIC, US 6147 681 1088 Telefonica del Peru S.A.A., PE 8376 558 713 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:10 2:384 3:339 5:1121 6:148 7:5 8:637 11:171 12:663 13:307 14:120 15:283 16:181 17:7 18:741 20:33 21:4 22:188 23:1897 24:737 25:2 27:50 29:19 31:211 32:1 34:10 35:59 36:1179 37:435 38:878 39:527 40:11 41:818 42:13 43:169 44:35 45:2517 46:647 47:98 49:10 50:297 51:478 52:1371 54:276 55:985 57:14 58:6 59:35 60:17 61:64 62:349 63:509 64:1566 65:830 66:1292 67:839 68:178 69:843 70:139 71:193 72:482 74:733 75:390 76:211 77:341 78:580 79:192 80:234 81:206 82:225 83:132 84:208 85:376 86:163 87:164 88:159 89:564 90:97 91:634 92:436 93:825 94:519 95:1121 96:371 97:34 98:138 99:147 100:23 101:18 102:217 103:1021 104:789 105:156 106:3 107:177 108:309 109:285 110:39 111:1784 112:466 113:46 114:33 115:16 116:31 117:972 118:72 119:108 120:1087 121:39 122:85 123:20 124:55 125:14 128:361 129:280 130:504 131:836 132:514 133:195 134:350 135:89 136:378 137:433 138:791 139:402 140:596 141:328 142:708 143:592 144:327 145:65 146:505 147:400 148:591 149:500 150:294 151:576 152:581 153:119 154:582 155:686 156:454 157:275 158:314 159:682 160:729 161:480 162:718 163:288 164:649 165:402 166:104 167:391 168:969 169:157 170:1273 171:66 172:945 173:820 174:194 175:41 176:422 177:762 178:354 179:531 180:56 181:992 182:17 183:832 184:309 185:2548 186:799 187:818 188:626 189:1209 190:2770 191:258 192:3946 193:1333 194:890 195:603 196:485 197:475 198:1997 199:3727 200:2515 201:2394 202:1075 203:637 204:1795 205:1696 206:1199 207:1151 208:942 209:1423 210:350 211:432 212:720 213:611 214:1029 215:42 216:1802 217:339 218:524 219:23 220:29 221:303 222:20 223:642 End of report