IPv4 R&E Routing Table Report 20:15 GMT Wed 05 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: 189505 Prefixes after maximum aggregation (per Origin AS): 83751 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104149 Number of IPv4 prefixes with a valid ROA: 76510 Number of IPv4 prefixes with an invalid ROA: 17 Number of IPv4 prefixes with no ROA: 112978 Total ASes present in the Internet Routing Table: 15868 Prefixes per ASN: 11.94 Origin-only ASes present in the Internet Routing Table: 13716 Origin ASes announcing only one prefix: 6326 Transit ASes present in the Internet Routing Table: 2152 Transit-only ASes present in the Internet Routing Table: 623 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: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 224 Number of instances of unregistered ASNs: 224 Number of 32-bit ASNs allocated by the RIRs: 44662 Number of 32-bit ASNs visible in the Routing Table: 5706 Prefixes from 32-bit ASNs in the Routing Table: 19431 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: 83 Number of addresses announced to Internet: 1119398301 Equivalent to 66 /8s, 184 /16s and 169 /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: 55493 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30378 Total APNIC prefixes after maximum aggregation: 7234 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29860 Unique aggregates announced from the APNIC address blocks: 8175 APNIC Region origin ASes present in the Internet Routing Table: 1184 APNIC Prefixes per ASN: 25.22 APNIC Region origin ASes announcing only one prefix: 487 APNIC Region transit ASes present in the Internet Routing Table: 204 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: 522 Number of APNIC addresses announced to Internet: 201701740 Equivalent to 12 /8s, 5 /16s and 185 /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: 87300 Total ARIN prefixes after maximum aggregation: 48017 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85924 Unique aggregates announced from the ARIN address blocks: 53628 ARIN Region origin ASes present in the Internet Routing Table: 7298 ARIN Prefixes per ASN: 11.77 ARIN Region origin ASes announcing only one prefix: 3190 ARIN Region transit ASes present in the Internet Routing Table: 644 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: 1498 Number of ARIN addresses announced to Internet: 653180257 Equivalent to 38 /8s, 238 /16s and 189 /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: 36836 Total RIPE prefixes after maximum aggregation: 17333 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37698 Unique aggregates announced from the RIPE address blocks: 25214 RIPE Region origin ASes present in the Internet Routing Table: 3456 RIPE Prefixes per ASN: 10.91 RIPE Region origin ASes announcing only one prefix: 1490 RIPE Region transit ASes present in the Internet Routing Table: 538 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: 1278 Number of RIPE addresses announced to Internet: 162720208 Equivalent to 9 /8s, 178 /16s and 233 /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: 30293 Total LACNIC prefixes after maximum aggregation: 9401 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 30050 Unique aggregates announced from the LACNIC address blocks: 14520 LACNIC Region origin ASes present in the Internet Routing Table: 3002 LACNIC Prefixes per ASN: 10.01 LACNIC Region origin ASes announcing only one prefix: 1071 LACNIC Region transit ASes present in the Internet Routing Table: 593 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: 2302 Number of LACNIC addresses announced to Internet: 72755456 Equivalent to 4 /8s, 86 /16s and 41 /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: 4474 Total AfriNIC prefixes after maximum aggregation: 1593 AfriNIC Deaggregation factor: 2.81 Prefixes being announced from the AfriNIC address blocks: 5890 Unique aggregates announced from the AfriNIC address blocks: 2532 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 27.91 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 106 Number of AfriNIC addresses announced to Internet: 28995584 Equivalent to 1 /8s, 186 /16s and 112 /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 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 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 9985 11391 3533 AMAZON-02, US 749 3251 54901 2503 DNIC-AS-00749, US 367 2716 3370 1280 DNIC-ASBLK-00306-00371, US 4155 1874 124 1269 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1594 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1321 385 596 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 955 255 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 1284 104 1035 AKAMAI-ASN1, NL 3215 925 4890 284 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 745 60 23 Jordan Data Communications, JO 8452 613 1841 10 TE-AS TE-AS, EG 51167 534 102 230 CONTABO, DE 212238 429 32 374 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 5476 1578 746 UNINET, MX 3816 1323 784 191 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 27983 233 23 125 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 614 207 260 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 363 319 70 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 298 38 162 ORANGE-COTE-IVOIRE, CI 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 9985 11391 3533 AMAZON-02, US 9808 9647 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5476 1578 746 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 DNIC-AS-00749, US 367 2716 3370 1280 DNIC-ASBLK-00306-00371, US 4155 1874 124 1269 USDA-1, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 11776 1594 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 5476 4730 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2716 1436 DNIC-ASBLK-00306-00371, US 209 1697 1387 CENTURYLINK-US-LEGACY-QWEST, US 56041 1453 1380 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 11776 1594 1325 ATLANTICBB-JOHNSTOWN, US 3816 1323 1132 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 /16:5947 /17:2452 /18:2568 /19:5449 /20:8838 /21:10796 /22:19586 /23:20319 /24:111984 /25:67 /26:39 /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 2883 5476 UNINET, MX 16509 2122 9985 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 756 897 BRSPD-PUBLIC, US 11776 740 1594 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) ---------------------------------------------- 1:13 2:386 3:340 5:1108 6:148 7:5 8:628 11:171 12:664 13:304 14:102 15:283 16:181 17:5 18:731 20:33 21:4 22:188 23:1830 24:739 25:2 27:27 29:19 31:205 32:1 34:10 35:59 36:1178 37:428 38:769 39:527 40:18 41:734 42:12 43:174 44:33 45:2416 46:636 47:97 49:14 50:280 51:475 52:1367 54:275 55:997 57:14 58:6 59:34 60:17 61:64 62:349 63:496 64:1538 65:810 66:1235 67:835 68:176 69:794 70:139 71:191 72:461 74:722 75:386 76:185 77:341 78:581 79:166 80:240 81:193 82:212 83:129 84:198 85:366 86:161 87:159 88:158 89:543 90:97 91:595 92:448 93:825 94:512 95:1121 96:363 97:34 98:138 99:145 100:11 101:18 102:195 103:1159 104:757 105:88 106:3 107:162 108:304 109:273 110:40 111:1789 112:446 113:42 114:33 115:19 116:32 117:965 118:72 119:114 120:1087 121:19 122:85 123:20 124:60 125:14 128:363 129:280 130:504 131:783 132:494 133:195 134:337 135:88 136:378 137:428 138:774 139:391 140:595 141:319 142:705 143:610 144:326 145:66 146:463 147:407 148:588 149:461 150:296 151:580 152:584 153:117 154:491 155:699 156:450 157:274 158:308 159:681 160:723 161:471 162:703 163:279 164:642 165:388 166:102 167:391 168:939 169:146 170:1266 171:63 172:934 173:774 174:169 175:43 176:412 177:782 178:337 179:519 180:57 181:929 182:18 183:832 184:309 185:2444 186:791 187:788 188:630 189:1123 190:2717 191:222 192:3863 193:1304 194:879 195:595 196:404 197:372 198:1991 199:3699 200:2468 201:2415 202:1073 203:638 204:1730 205:1666 206:1185 207:1124 208:920 209:1354 210:347 211:434 212:711 213:591 214:1021 215:42 216:1734 217:310 218:525 219:23 220:31 221:303 222:20 223:634 End of report