IPv4 R&E Routing Table Report 20:15 GMT Fri 07 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: 189215 Prefixes after maximum aggregation (per Origin AS): 83585 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 103920 Number of IPv4 prefixes with a valid ROA: 76194 Number of IPv4 prefixes with an invalid ROA: 17 Number of IPv4 prefixes with no ROA: 113004 Total ASes present in the Internet Routing Table: 15785 Prefixes per ASN: 11.99 Origin-only ASes present in the Internet Routing Table: 13639 Origin ASes announcing only one prefix: 6289 Transit ASes present in the Internet Routing Table: 2146 Transit-only ASes present in the Internet Routing Table: 612 Paths with bogon ASNs present in the IPv4 Routing Table: 2 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: 237 Number of instances of unregistered ASNs: 237 Number of 32-bit ASNs allocated by the RIRs: 44691 Number of 32-bit ASNs visible in the Routing Table: 5650 Prefixes from 32-bit ASNs in the Routing Table: 19277 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: 1118637981 Equivalent to 66 /8s, 173 /16s and 15 /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: 55308 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30265 Total APNIC prefixes after maximum aggregation: 7184 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29756 Unique aggregates announced from the APNIC address blocks: 8113 APNIC Region origin ASes present in the Internet Routing Table: 1152 APNIC Prefixes per ASN: 25.83 APNIC Region origin ASes announcing only one prefix: 473 APNIC Region transit ASes present in the Internet Routing Table: 203 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: 505 Number of APNIC addresses announced to Internet: 201585260 Equivalent to 12 /8s, 3 /16s and 242 /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: 87141 Total ARIN prefixes after maximum aggregation: 47946 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85792 Unique aggregates announced from the ARIN address blocks: 53520 ARIN Region origin ASes present in the Internet Routing Table: 7286 ARIN Prefixes per ASN: 11.77 ARIN Region origin ASes announcing only one prefix: 3185 ARIN Region transit ASes present in the Internet Routing Table: 645 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: 1495 Number of ARIN addresses announced to Internet: 653234017 Equivalent to 38 /8s, 239 /16s and 143 /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: 36786 Total RIPE prefixes after maximum aggregation: 17319 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37654 Unique aggregates announced from the RIPE address blocks: 25215 RIPE Region origin ASes present in the Internet Routing Table: 3453 RIPE Prefixes per ASN: 10.90 RIPE Region origin ASes announcing only one prefix: 1488 RIPE Region transit ASes present in the Internet Routing Table: 533 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: 1268 Number of RIPE addresses announced to Internet: 162423248 Equivalent to 9 /8s, 174 /16s and 97 /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: 29914 Total LACNIC prefixes after maximum aggregation: 9232 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 29671 Unique aggregates announced from the LACNIC address blocks: 14203 LACNIC Region origin ASes present in the Internet Routing Table: 2966 LACNIC Prefixes per ASN: 10.00 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: 2268 Number of LACNIC addresses announced to Internet: 72249856 Equivalent to 4 /8s, 78 /16s and 114 /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: 4872 Total AfriNIC prefixes after maximum aggregation: 1730 AfriNIC Deaggregation factor: 2.82 Prefixes being announced from the AfriNIC address blocks: 6244 Unique aggregates announced from the AfriNIC address blocks: 2784 AfriNIC Region origin ASes present in the Internet Routing Table: 220 AfriNIC Prefixes per ASN: 28.38 AfriNIC Region origin ASes announcing only one prefix: 93 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: 114 Number of AfriNIC addresses announced to Internet: 29097472 Equivalent to 1 /8s, 187 /16s and 254 /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 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 9998 11394 3566 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2691 3349 1280 DNIC-ASBLK-00306-00371, US 4155 1870 124 1272 USDA-1, US 209 1696 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 1283 104 1036 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 819 1044 145 SAUDINETSTC-AS, SA 8376 744 60 23 Jordan Data Communications, JO 8452 613 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 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 5470 1573 750 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 762 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 504 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 708 219 285 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 24835 393 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 316 518 26 Vodafone-, EG 36914 252 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 133 209 114 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 9998 11394 3566 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5470 1573 750 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3250 54901 2502 DNIC-AS-00749, US 367 2691 3349 1280 DNIC-ASBLK-00306-00371, US 4155 1870 124 1272 USDA-1, US 209 1696 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 9648 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5470 4720 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2691 1411 DNIC-ASBLK-00306-00371, US 209 1696 1386 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 /15:702 /16:5941 /17:2448 /18:2562 /19:5436 /20:8761 /21:10788 /22:19580 /23:20270 /24:111850 /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 5470 UNINET, MX 16509 2117 9998 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 959 1696 CENTURYLINK-US-LEGACY-QWEST, US 11830 882 1042 Instituto Costarricense de Electricidad y Telec 19901 758 900 BRSPD-PUBLIC, US 11776 740 1596 ATLANTICBB-JOHNSTOWN, US 6147 682 1089 Telefonica del Peru S.A.A., PE 8376 585 744 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:387 3:345 5:1115 6:148 7:5 8:623 11:171 12:660 13:305 14:102 15:283 16:181 17:5 18:732 20:33 21:4 22:188 23:1829 24:712 25:2 27:27 29:19 31:204 32:1 34:10 35:59 36:1178 37:421 38:782 39:527 40:18 41:806 42:12 43:174 44:33 45:2403 46:635 47:97 49:11 50:279 51:475 52:1364 54:275 55:997 57:14 58:6 59:34 60:17 61:64 62:348 63:495 64:1544 65:809 66:1212 67:832 68:176 69:788 70:137 71:191 72:461 74:714 75:386 76:185 77:341 78:582 79:166 80:242 81:195 82:215 83:129 84:198 85:350 86:164 87:159 88:158 89:535 90:96 91:613 92:456 93:828 94:507 95:1107 96:363 97:34 98:137 99:146 100:11 101:18 102:198 103:1105 104:758 105:89 106:3 107:157 108:303 109:277 110:40 111:1790 112:446 113:42 114:33 115:19 116:32 117:965 118:72 119:114 120:1087 121:19 122:82 123:20 124:59 125:16 128:362 129:280 130:508 131:784 132:492 133:195 134:337 135:88 136:376 137:433 138:757 139:391 140:595 141:326 142:709 143:603 144:327 145:64 146:461 147:405 148:583 149:463 150:296 151:578 152:584 153:117 154:468 155:703 156:456 157:275 158:307 159:673 160:897 161:472 162:700 163:278 164:645 165:390 166:106 167:385 168:952 169:134 170:1259 171:63 172:929 173:776 174:173 175:36 176:407 177:745 178:337 179:503 180:56 181:931 182:18 183:832 184:309 185:2437 186:759 187:754 188:633 189:1118 190:2699 191:218 192:3859 193:1307 194:869 195:609 196:422 197:400 198:1989 199:3698 200:2466 201:2373 202:1067 203:639 204:1732 205:1668 206:1173 207:1121 208:920 209:1360 210:331 211:432 212:711 213:583 214:1019 215:42 216:1726 217:314 218:525 219:23 220:29 221:303 222:20 223:634 End of report