IPv4 R&E Routing Table Report 20:15 GMT Mon 03 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: 192678 Prefixes after maximum aggregation (per Origin AS): 85088 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 106199 Number of IPv4 prefixes with a valid ROA: 77314 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 115343 Total ASes present in the Internet Routing Table: 16166 Prefixes per ASN: 11.92 Origin-only ASes present in the Internet Routing Table: 13960 Origin ASes announcing only one prefix: 6425 Transit ASes present in the Internet Routing Table: 2206 Transit-only ASes present in the Internet Routing Table: 613 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: 230 Number of instances of unregistered ASNs: 230 Number of 32-bit ASNs allocated by the RIRs: 44644 Number of 32-bit ASNs visible in the Routing Table: 5854 Prefixes from 32-bit ASNs in the Routing Table: 20066 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: 102 Number of addresses announced to Internet: 1122557341 Equivalent to 66 /8s, 232 /16s and 221 /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: 56937 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30315 Total APNIC prefixes after maximum aggregation: 7176 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29845 Unique aggregates announced from the APNIC address blocks: 8150 APNIC Region origin ASes present in the Internet Routing Table: 1186 APNIC Prefixes per ASN: 25.16 APNIC Region origin ASes announcing only one prefix: 488 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: 531 Number of APNIC addresses announced to Internet: 201635948 Equivalent to 12 /8s, 4 /16s and 184 /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: 89054 Total ARIN prefixes after maximum aggregation: 48626 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87666 Unique aggregates announced from the ARIN address blocks: 54749 ARIN Region origin ASes present in the Internet Routing Table: 7462 ARIN Prefixes per ASN: 11.75 ARIN Region origin ASes announcing only one prefix: 3241 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: 1542 Number of ARIN addresses announced to Internet: 655062113 Equivalent to 39 /8s, 11 /16s and 116 /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: 37399 Total RIPE prefixes after maximum aggregation: 17772 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 38176 Unique aggregates announced from the RIPE address blocks: 25705 RIPE Region origin ASes present in the Internet Routing Table: 3529 RIPE Prefixes per ASN: 10.82 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: 1313 Number of RIPE addresses announced to Internet: 162688464 Equivalent to 9 /8s, 178 /16s and 109 /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: 30670 Total LACNIC prefixes after maximum aggregation: 9518 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 30380 Unique aggregates announced from the LACNIC address blocks: 14592 LACNIC Region origin ASes present in the Internet Routing Table: 3042 LACNIC Prefixes per ASN: 9.99 LACNIC Region origin ASes announcing only one prefix: 1085 LACNIC Region transit ASes present in the Internet Routing Table: 608 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: 2340 Number of LACNIC addresses announced to Internet: 72987392 Equivalent to 4 /8s, 89 /16s and 179 /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: 5010 Total AfriNIC prefixes after maximum aggregation: 1824 AfriNIC Deaggregation factor: 2.75 Prefixes being announced from the AfriNIC address blocks: 6509 Unique aggregates announced from the AfriNIC address blocks: 2908 AfriNIC Region origin ASes present in the Internet Routing Table: 239 AfriNIC Prefixes per ASN: 27.23 AfriNIC Region origin ASes announcing only one prefix: 98 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 128 Number of AfriNIC addresses announced to Internet: 30131200 Equivalent to 1 /8s, 203 /16s and 196 /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 9950 11385 3550 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2793 3388 1316 DNIC-ASBLK-00306-00371, US 4155 1873 120 1267 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 5972 1321 385 596 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 4741 284 62 ALJAWWALSTC-AS, SA 20940 1290 104 1041 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 715 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 1041 324 5 Instituto Costarricense de Electricidad 18881 756 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 493 68 215 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 630 205 255 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 316 44 120 ORANGE-COTE-IVOIRE, CI 36914 250 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 130 38 48 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 9950 11385 3550 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5596 1592 748 UNINET, MX 39891 4741 284 62 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2793 3388 1316 DNIC-ASBLK-00306-00371, US 4155 1873 120 1267 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1697 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 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 4741 4679 ALJAWWALSTC-AS, SA 11776 1862 1642 ATLANTICBB-JOHNSTOWN, US 367 2793 1477 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1697 1387 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 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 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 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 /15:702 /16:5957 /17:2477 /18:2577 /19:5522 /20:8922 /21:10951 /22:20048 /23:20787 /24:113871 /25:67 /26:39 /27:65 /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 4741 ALJAWWALSTC-AS, SA 8151 2982 5596 UNINET, MX 16509 2108 9950 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 960 1697 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1862 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 755 896 BRSPD-PUBLIC, US 6147 681 1088 Telefonica del Peru S.A.A., PE 8376 560 715 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 2:387 3:340 5:1120 6:147 7:5 8:633 11:171 12:661 13:306 14:100 15:283 16:181 17:5 18:738 20:33 21:4 22:188 23:1894 24:736 25:2 27:27 29:19 31:209 32:1 34:10 35:59 36:1179 37:445 38:852 39:527 40:11 41:806 42:13 43:172 44:34 45:2482 46:641 47:98 49:13 50:302 51:477 52:1369 54:275 55:992 57:14 58:6 59:35 60:17 61:64 62:348 63:508 64:1556 65:825 66:1290 67:838 68:176 69:822 70:140 71:191 72:479 74:729 75:390 76:210 77:339 78:579 79:191 80:235 81:198 82:223 83:131 84:208 85:370 86:162 87:164 88:159 89:548 90:97 91:620 92:441 93:826 94:518 95:1124 96:363 97:34 98:139 99:147 100:23 101:21 102:221 103:1160 104:783 105:145 106:3 107:175 108:309 109:279 110:40 111:1785 112:447 113:42 114:34 115:18 116:32 117:963 118:72 119:114 120:1087 121:18 122:86 123:21 124:57 125:14 128:364 129:283 130:503 131:835 132:500 133:195 134:345 135:89 136:378 137:431 138:791 139:397 140:594 141:322 142:705 143:603 144:331 145:64 146:499 147:403 148:589 149:492 150:295 151:564 152:587 153:119 154:602 155:691 156:454 157:281 158:316 159:680 160:724 161:476 162:717 163:287 164:640 165:397 166:104 167:392 168:962 169:152 170:1269 171:66 172:953 173:821 174:194 175:43 176:419 177:741 178:352 179:529 180:57 181:980 182:21 183:832 184:309 185:2531 186:812 187:818 188:633 189:1128 190:2749 191:243 192:3926 193:1321 194:882 195:604 196:445 197:400 198:1999 199:3732 200:2443 201:2391 202:1067 203:640 204:1782 205:1694 206:1200 207:1148 208:943 209:1420 210:341 211:432 212:718 213:594 214:1024 215:42 216:1797 217:337 218:525 219:23 220:29 221:303 222:20 223:635 End of report