IPv4 R&E Routing Table Report 20:15 GMT Thu 06 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: 189581 Prefixes after maximum aggregation (per Origin AS): 83647 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104072 Number of IPv4 prefixes with a valid ROA: 76492 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 113071 Total ASes present in the Internet Routing Table: 15858 Prefixes per ASN: 11.95 Origin-only ASes present in the Internet Routing Table: 13699 Origin ASes announcing only one prefix: 6321 Transit ASes present in the Internet Routing Table: 2159 Transit-only ASes present in the Internet Routing Table: 619 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 28 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 238 Number of instances of unregistered ASNs: 238 Number of 32-bit ASNs allocated by the RIRs: 44674 Number of 32-bit ASNs visible in the Routing Table: 5701 Prefixes from 32-bit ASNs in the Routing Table: 19399 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: 98 Number of addresses announced to Internet: 1118770333 Equivalent to 66 /8s, 175 /16s and 20 /24s Percentage of available address space announced: 30.2 Percentage of allocated address space announced: 30.2 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: 55420 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30347 Total APNIC prefixes after maximum aggregation: 7208 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29805 Unique aggregates announced from the APNIC address blocks: 8125 APNIC Region origin ASes present in the Internet Routing Table: 1176 APNIC Prefixes per ASN: 25.34 APNIC Region origin ASes announcing only one prefix: 480 APNIC Region transit ASes present in the Internet Routing Table: 202 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: 518 Number of APNIC addresses announced to Internet: 201776748 Equivalent to 12 /8s, 6 /16s and 222 /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: 87154 Total ARIN prefixes after maximum aggregation: 47906 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85835 Unique aggregates announced from the ARIN address blocks: 53557 ARIN Region origin ASes present in the Internet Routing Table: 7287 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 3187 ARIN Region transit ASes present in the Internet Routing Table: 649 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1497 Number of ARIN addresses announced to Internet: 653133665 Equivalent to 38 /8s, 238 /16s and 7 /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: 36740 Total RIPE prefixes after maximum aggregation: 17299 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37590 Unique aggregates announced from the RIPE address blocks: 25173 RIPE Region origin ASes present in the Internet Routing Table: 3460 RIPE Prefixes per ASN: 10.86 RIPE Region origin ASes announcing only one prefix: 1494 RIPE Region transit ASes present in the Internet Routing Table: 534 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1275 Number of RIPE addresses announced to Internet: 162033872 Equivalent to 9 /8s, 168 /16s and 112 /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: 30324 Total LACNIC prefixes after maximum aggregation: 9363 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 30073 Unique aggregates announced from the LACNIC address blocks: 14390 LACNIC Region origin ASes present in the Internet Routing Table: 3001 LACNIC Prefixes per ASN: 10.02 LACNIC Region origin ASes announcing only one prefix: 1071 LACNIC Region transit ASes present in the Internet Routing Table: 598 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: 2299 Number of LACNIC addresses announced to Internet: 72653824 Equivalent to 4 /8s, 84 /16s and 156 /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: 4778 Total AfriNIC prefixes after maximum aggregation: 1694 AfriNIC Deaggregation factor: 2.82 Prefixes being announced from the AfriNIC address blocks: 6180 Unique aggregates announced from the AfriNIC address blocks: 2741 AfriNIC Region origin ASes present in the Internet Routing Table: 218 AfriNIC Prefixes per ASN: 28.35 AfriNIC Region origin ASes announcing only one prefix: 89 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 112 Number of AfriNIC addresses announced to Internet: 29116928 Equivalent to 1 /8s, 188 /16s and 74 /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 9647 8742 63 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1457 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 714 10639 151 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 9988 11392 3538 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2696 3349 1283 DNIC-ASBLK-00306-00371, US 4155 1867 124 1268 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1596 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1320 384 595 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 956 255 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 1276 103 1029 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 817 1044 145 SAUDINETSTC-AS, SA 8376 745 60 23 Jordan Data Communications, JO 8452 619 1841 10 TE-AS TE-AS, EG 51167 541 102 236 CONTABO, DE 212238 422 31 367 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 413 417 66 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 5532 1571 749 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 759 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 503 68 216 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 27843 229 20 33 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 710 219 286 LINKdotNET-AS, EG 29571 483 46 213 ORANGE-COTE-IVOIRE, CI 24835 393 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 36914 250 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 135 213 116 ETISALAT-MISR, EG 15706 106 12 24 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 9988 11392 3538 AMAZON-02, US 9808 9647 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5532 1571 749 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2696 3349 1283 DNIC-ASBLK-00306-00371, US 4155 1867 124 1268 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1596 222 269 ATLANTICBB-JOHNSTOWN, 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 9647 9584 CHINAMOBILE-CN China Mobile Communications Grou 8151 5532 4783 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2696 1413 DNIC-ASBLK-00306-00371, US 209 1697 1387 CENTURYLINK-US-LEGACY-QWEST, US 56041 1457 1384 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 11776 1596 1327 ATLANTICBB-JOHNSTOWN, US 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 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 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 41.78.60.0/22 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 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 /14:357 /15:701 /16:5942 /17:2448 /18:2565 /19:5439 /20:8826 /21:10857 /22:19641 /23:20320 /24:111965 /25:72 /26:47 /27:67 /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 2881 5532 UNINET, MX 16509 2127 9988 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 960 1697 CENTURYLINK-US-LEGACY-QWEST, US 11830 882 1042 Instituto Costarricense de Electricidad y Telec 19901 757 898 BRSPD-PUBLIC, US 11776 740 1596 ATLANTICBB-JOHNSTOWN, US 6147 682 1089 Telefonica del Peru S.A.A., PE 8376 586 745 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 2:385 3:340 5:1104 6:148 7:5 8:626 11:171 12:663 13:303 14:102 15:283 16:181 17:5 18:731 20:33 21:4 22:188 23:1843 24:712 25:2 27:27 29:19 31:205 32:1 34:10 35:59 36:1178 37:418 38:781 39:527 40:18 41:788 42:12 43:175 44:33 45:2409 46:636 47:98 49:11 50:280 51:475 52:1367 54:275 55:996 57:14 58:6 59:34 60:17 61:64 62:347 63:496 64:1537 65:810 66:1226 67:832 68:176 69:830 70:139 71:191 72:459 74:723 75:386 76:192 77:339 78:580 79:166 80:230 81:192 82:214 83:129 84:195 85:355 86:162 87:158 88:158 89:531 90:97 91:615 92:456 93:824 94:508 95:1114 96:363 97:34 98:137 99:146 100:11 101:18 102:203 103:1147 104:756 105:88 106:3 107:155 108:304 109:272 110:40 111:1790 112:446 113:42 114:33 115:19 116:29 117:961 118:72 119:114 120:1087 121:19 122:83 123:19 124:60 125:14 128:363 129:279 130:507 131:786 132:495 133:195 134:337 135:88 136:377 137:431 138:752 139:391 140:594 141:325 142:706 143:605 144:329 145:64 146:465 147:406 148:582 149:461 150:296 151:578 152:584 153:117 154:478 155:698 156:451 157:275 158:307 159:674 160:855 161:472 162:695 163:280 164:645 165:390 166:106 167:394 168:960 169:134 170:1270 171:63 172:933 173:777 174:169 175:41 176:412 177:749 178:337 179:517 180:55 181:932 182:16 183:832 184:309 185:2440 186:789 187:755 188:630 189:1113 190:2714 191:218 192:3850 193:1304 194:868 195:602 196:418 197:399 198:1976 199:3691 200:2497 201:2383 202:1062 203:634 204:1732 205:1660 206:1173 207:1120 208:921 209:1354 210:348 211:432 212:710 213:583 214:1023 215:42 216:1735 217:311 218:525 219:23 220:29 221:303 222:20 223:634 End of report