IPv4 R&E Routing Table Report 20:15 GMT Sun 09 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: 189561 Prefixes after maximum aggregation (per Origin AS): 83613 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104030 Number of IPv4 prefixes with a valid ROA: 76564 Number of IPv4 prefixes with an invalid ROA: 17 Number of IPv4 prefixes with no ROA: 112980 Total ASes present in the Internet Routing Table: 15826 Prefixes per ASN: 11.98 Origin-only ASes present in the Internet Routing Table: 13663 Origin ASes announcing only one prefix: 6299 Transit ASes present in the Internet Routing Table: 2163 Transit-only ASes present in the Internet Routing Table: 624 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: 229 Number of instances of unregistered ASNs: 229 Number of 32-bit ASNs allocated by the RIRs: 44722 Number of 32-bit ASNs visible in the Routing Table: 5667 Prefixes from 32-bit ASNs in the Routing Table: 19273 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: 93 Number of addresses announced to Internet: 1121065117 Equivalent to 66 /8s, 210 /16s and 24 /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: 55288 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30250 Total APNIC prefixes after maximum aggregation: 7182 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29767 Unique aggregates announced from the APNIC address blocks: 8120 APNIC Region origin ASes present in the Internet Routing Table: 1156 APNIC Prefixes per ASN: 25.75 APNIC Region origin ASes announcing only one prefix: 474 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: 511 Number of APNIC addresses announced to Internet: 201621612 Equivalent to 12 /8s, 4 /16s and 128 /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: 87079 Total ARIN prefixes after maximum aggregation: 47891 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85739 Unique aggregates announced from the ARIN address blocks: 53473 ARIN Region origin ASes present in the Internet Routing Table: 7283 ARIN Prefixes per ASN: 11.77 ARIN Region origin ASes announcing only one prefix: 3189 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: 653176161 Equivalent to 38 /8s, 238 /16s and 173 /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: 36789 Total RIPE prefixes after maximum aggregation: 17311 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37627 Unique aggregates announced from the RIPE address blocks: 25192 RIPE Region origin ASes present in the Internet Routing Table: 3470 RIPE Prefixes per ASN: 10.84 RIPE Region origin ASes announcing only one prefix: 1496 RIPE Region transit ASes present in the Internet Routing Table: 540 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: 1268 Number of RIPE addresses announced to Internet: 162475216 Equivalent to 9 /8s, 175 /16s and 44 /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: 30154 Total LACNIC prefixes after maximum aggregation: 9322 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 29915 Unique aggregates announced from the LACNIC address blocks: 14347 LACNIC Region origin ASes present in the Internet Routing Table: 2973 LACNIC Prefixes per ASN: 10.06 LACNIC Region origin ASes announcing only one prefix: 1046 LACNIC Region transit ASes present in the Internet Routing Table: 592 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: 2277 Number of LACNIC addresses announced to Internet: 72507648 Equivalent to 4 /8s, 82 /16s and 97 /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: 5060 Total AfriNIC prefixes after maximum aggregation: 1739 AfriNIC Deaggregation factor: 2.91 Prefixes being announced from the AfriNIC address blocks: 6420 Unique aggregates announced from the AfriNIC address blocks: 2817 AfriNIC Region origin ASes present in the Internet Routing Table: 225 AfriNIC Prefixes per ASN: 28.53 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 69 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: 116 Number of AfriNIC addresses announced to Internet: 31237632 Equivalent to 1 /8s, 220 /16s and 166 /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 8743 66 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 10016 11395 3564 AMAZON-02, US 749 3250 54901 2502 DNIC-AS-00749, US 367 2697 3362 1269 DNIC-ASBLK-00306-00371, US 4155 1876 120 1267 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 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 1273 103 1031 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 810 1039 146 SAUDINETSTC-AS, SA 8376 744 60 23 Jordan Data Communications, JO 8452 627 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 1087 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 721 219 286 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 24835 398 396 29 RAYA-AS, EG 36992 378 737 159 ETISALAT-MISR, EG 2018 375 319 71 TENET-1, ZA 36935 318 518 26 Vodafone-, EG 36914 252 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 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 10016 11395 3564 AMAZON-02, US 9808 9651 8743 66 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 2697 3362 1269 DNIC-ASBLK-00306-00371, US 4155 1876 120 1267 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 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 9651 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 2697 1428 DNIC-ASBLK-00306-00371, US 209 1695 1385 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 /13:126 /14:358 /15:702 /16:5948 /17:2459 /18:2644 /19:5457 /20:8805 /21:10898 /22:19659 /23:20305 /24:111806 /25:72 /26:47 /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 2881 5470 UNINET, MX 16509 2126 10016 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 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 680 1087 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) ---------------------------------------------- 1:14 2:383 3:343 5:1107 6:145 7:5 8:623 11:171 12:661 13:303 14:102 15:283 16:181 17:5 18:735 20:33 21:4 22:188 23:1825 24:712 25:2 27:27 29:19 31:204 32:1 34:10 35:58 36:1178 37:422 38:779 39:527 40:18 41:738 42:13 43:171 44:34 45:2400 46:634 47:98 49:11 50:277 51:475 52:1366 54:275 55:995 57:14 58:6 59:34 60:17 61:65 62:347 63:497 64:1543 65:809 66:1213 67:833 68:176 69:783 70:138 71:191 72:461 74:710 75:385 76:185 77:333 78:582 79:166 80:233 81:211 82:216 83:128 84:197 85:376 86:163 87:159 88:157 89:506 90:96 91:615 92:454 93:818 94:497 95:1096 96:363 97:34 98:137 99:147 100:11 101:18 102:201 103:1111 104:757 105:94 106:3 107:156 108:299 109:279 110:40 111:1790 112:446 113:42 114:33 115:19 116:32 117:964 118:72 119:113 120:1087 121:19 122:82 123:20 124:59 125:15 128:360 129:280 130:513 131:790 132:492 133:195 134:338 135:88 136:374 137:433 138:759 139:394 140:595 141:326 142:709 143:596 144:327 145:64 146:464 147:404 148:591 149:458 150:296 151:580 152:583 153:117 154:454 155:704 156:451 157:272 158:307 159:668 160:897 161:473 162:697 163:280 164:639 165:389 166:106 167:393 168:958 169:134 170:1272 171:63 172:922 173:776 174:169 175:36 176:406 177:756 178:392 179:506 180:56 181:930 182:18 183:832 184:309 185:2428 186:778 187:755 188:630 189:1116 190:2695 191:221 192:3859 193:1305 194:873 195:609 196:423 197:415 198:1988 199:3700 200:2484 201:2386 202:1066 203:640 204:1731 205:1671 206:1171 207:1103 208:915 209:1348 210:331 211:433 212:708 213:587 214:1018 215:42 216:1729 217:313 218:525 219:23 220:31 221:303 222:20 223:634 End of report