IPv4 R&E Routing Table Report 20:15 GMT Sat 01 Jun, 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: 193482 Prefixes after maximum aggregation (per Origin AS): 85232 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 106705 Number of IPv4 prefixes with a valid ROA: 77749 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 115713 Total ASes present in the Internet Routing Table: 16203 Prefixes per ASN: 11.94 Origin-only ASes present in the Internet Routing Table: 13989 Origin ASes announcing only one prefix: 6426 Transit ASes present in the Internet Routing Table: 2214 Transit-only ASes present in the Internet Routing Table: 614 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: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 256 Number of instances of unregistered ASNs: 256 Number of 32-bit ASNs allocated by the RIRs: 44632 Number of 32-bit ASNs visible in the Routing Table: 5844 Prefixes from 32-bit ASNs in the Routing Table: 20349 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: 113 Number of addresses announced to Internet: 1124013981 Equivalent to 66 /8s, 255 /16s and 23 /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: 57225 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30597 Total APNIC prefixes after maximum aggregation: 7316 APNIC Deaggregation factor: 4.18 Prefixes being announced from the APNIC address blocks: 30071 Unique aggregates announced from the APNIC address blocks: 8295 APNIC Region origin ASes present in the Internet Routing Table: 1200 APNIC Prefixes per ASN: 25.06 APNIC Region origin ASes announcing only one prefix: 495 APNIC Region transit ASes present in the Internet Routing Table: 209 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: 538 Number of APNIC addresses announced to Internet: 201721452 Equivalent to 12 /8s, 6 /16s and 6 /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: 89143 Total ARIN prefixes after maximum aggregation: 48597 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87790 Unique aggregates announced from the ARIN address blocks: 54827 ARIN Region origin ASes present in the Internet Routing Table: 7495 ARIN Prefixes per ASN: 11.71 ARIN Region origin ASes announcing only one prefix: 3249 ARIN Region transit ASes present in the Internet Routing Table: 673 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: 655923041 Equivalent to 39 /8s, 24 /16s and 151 /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: 37605 Total RIPE prefixes after maximum aggregation: 17782 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 38381 Unique aggregates announced from the RIPE address blocks: 25832 RIPE Region origin ASes present in the Internet Routing Table: 3532 RIPE Prefixes per ASN: 10.87 RIPE Region origin ASes announcing only one prefix: 1513 RIPE Region transit ASes present in the Internet Routing Table: 547 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1306 Number of RIPE addresses announced to Internet: 163205328 Equivalent to 9 /8s, 186 /16s and 80 /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: 30807 Total LACNIC prefixes after maximum aggregation: 9526 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 30548 Unique aggregates announced from the LACNIC address blocks: 14684 LACNIC Region origin ASes present in the Internet Routing Table: 3031 LACNIC Prefixes per ASN: 10.08 LACNIC Region origin ASes announcing only one prefix: 1075 LACNIC Region transit ASes present in the Internet Routing Table: 603 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: 2325 Number of LACNIC addresses announced to Internet: 72951808 Equivalent to 4 /8s, 89 /16s and 40 /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: 5074 Total AfriNIC prefixes after maximum aggregation: 1835 AfriNIC Deaggregation factor: 2.77 Prefixes being announced from the AfriNIC address blocks: 6579 Unique aggregates announced from the AfriNIC address blocks: 2968 AfriNIC Region origin ASes present in the Internet Routing Table: 234 AfriNIC Prefixes per ASN: 28.12 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 71 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: 126 Number of AfriNIC addresses announced to Internet: 30151424 Equivalent to 1 /8s, 204 /16s and 19 /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 9968 11390 3525 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2837 3383 1288 DNIC-ASBLK-00306-00371, US 4155 1867 120 1266 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1601 106 892 CABLEONE, US 5972 1330 386 602 DNIC-ASBLK-05800-06055, US 7979 995 65 203 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 926 4906 284 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 712 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 417 421 65 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 5596 1592 748 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1038 324 5 Instituto Costarricense de Electricidad 18881 758 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 481 65 211 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 619 206 256 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 365 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 316 44 120 ORANGE-COTE-IVOIRE, CI 36914 247 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 24757 138 37 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 9968 11390 3525 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5596 1592 748 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2837 3383 1288 DNIC-ASBLK-00306-00371, US 4155 1867 120 1266 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1601 106 892 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 5596 4848 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1862 1642 ATLANTICBB-JOHNSTOWN, US 367 2837 1549 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 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 396993 UNALLOCATED 12.175.111.0/24 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 41.78.60.0/22 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 /15:704 /16:5966 /17:2480 /18:2585 /19:5549 /20:8925 /21:10973 /22:20062 /23:20865 /24:114493 /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 2982 5596 UNINET, MX 16509 2101 9968 AMAZON-02, US 11492 1210 1601 CABLEONE, US 209 961 1699 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1862 ATLANTICBB-JOHNSTOWN, US 11830 879 1038 Instituto Costarricense de Electricidad y Telec 19901 750 891 BRSPD-PUBLIC, US 6147 681 1088 Telefonica del Peru S.A.A., PE 8376 557 712 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 2:382 3:339 5:1121 6:149 7:5 8:635 11:171 12:665 13:307 14:120 15:283 16:181 17:6 18:741 20:33 21:4 22:188 23:1901 24:737 25:2 27:50 29:19 31:210 32:1 34:10 35:58 36:1179 37:437 38:854 39:527 40:11 41:812 42:13 43:189 44:34 45:2481 46:645 47:98 49:10 50:298 51:478 52:1369 54:276 55:980 57:14 58:6 59:38 60:17 61:64 62:348 63:507 64:1566 65:825 66:1282 67:839 68:178 69:844 70:139 71:193 72:475 74:732 75:390 76:211 77:340 78:579 79:190 80:244 81:190 82:221 83:131 84:208 85:369 86:163 87:187 88:159 89:558 90:97 91:683 92:439 93:826 94:517 95:1119 96:371 97:34 98:138 99:147 100:23 101:19 102:208 103:1195 104:787 105:145 106:3 107:172 108:309 109:283 110:40 111:1785 112:466 113:46 114:34 115:16 116:31 117:972 118:73 119:113 120:1087 121:39 122:85 123:21 124:59 125:15 128:362 129:280 130:503 131:833 132:516 133:195 134:349 135:89 136:373 137:431 138:793 139:404 140:593 141:323 142:708 143:593 144:330 145:64 146:502 147:402 148:586 149:507 150:329 151:578 152:582 153:119 154:592 155:686 156:454 157:273 158:318 159:681 160:732 161:481 162:719 163:289 164:644 165:403 166:104 167:391 168:955 169:158 170:1273 171:66 172:947 173:821 174:194 175:41 176:417 177:768 178:351 179:528 180:56 181:996 182:21 183:832 184:309 185:2519 186:806 187:820 188:633 189:1129 190:2777 191:246 192:3935 193:1322 194:894 195:599 196:463 197:461 198:1995 199:3731 200:2514 201:2400 202:1086 203:649 204:1789 205:1681 206:1198 207:1149 208:945 209:1422 210:350 211:433 212:719 213:611 214:1027 215:42 216:1803 217:335 218:525 219:23 220:29 221:303 222:20 223:642 End of report