IPv4 R&E Routing Table Report 20:15 GMT Wed 29 May, 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: 192655 Prefixes after maximum aggregation (per Origin AS): 85042 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 106043 Number of IPv4 prefixes with a valid ROA: 77050 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 115586 Total ASes present in the Internet Routing Table: 16155 Prefixes per ASN: 11.93 Origin-only ASes present in the Internet Routing Table: 13942 Origin ASes announcing only one prefix: 6426 Transit ASes present in the Internet Routing Table: 2213 Transit-only ASes present in the Internet Routing Table: 602 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) 23 Prefixes from unregistered ASNs in the Routing Table: 244 Number of instances of unregistered ASNs: 244 Number of 32-bit ASNs allocated by the RIRs: 44579 Number of 32-bit ASNs visible in the Routing Table: 5833 Prefixes from 32-bit ASNs in the Routing Table: 20103 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: 97 Number of addresses announced to Internet: 1123177885 Equivalent to 66 /8s, 242 /16s and 85 /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: 56700 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30658 Total APNIC prefixes after maximum aggregation: 7399 APNIC Deaggregation factor: 4.14 Prefixes being announced from the APNIC address blocks: 30211 Unique aggregates announced from the APNIC address blocks: 8390 APNIC Region origin ASes present in the Internet Routing Table: 1195 APNIC Prefixes per ASN: 25.28 APNIC Region origin ASes announcing only one prefix: 494 APNIC Region transit ASes present in the Internet Routing Table: 206 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: 532 Number of APNIC addresses announced to Internet: 201765996 Equivalent to 12 /8s, 6 /16s and 180 /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: 88865 Total ARIN prefixes after maximum aggregation: 48484 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87578 Unique aggregates announced from the ARIN address blocks: 54484 ARIN Region origin ASes present in the Internet Routing Table: 7473 ARIN Prefixes per ASN: 11.72 ARIN Region origin ASes announcing only one prefix: 3241 ARIN Region transit ASes present in the Internet Routing Table: 681 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: 1549 Number of ARIN addresses announced to Internet: 655845985 Equivalent to 39 /8s, 23 /16s and 106 /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: 36990 Total RIPE prefixes after maximum aggregation: 17555 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 37713 Unique aggregates announced from the RIPE address blocks: 25415 RIPE Region origin ASes present in the Internet Routing Table: 3520 RIPE Prefixes per ASN: 10.71 RIPE Region origin ASes announcing only one prefix: 1510 RIPE Region transit ASes present in the Internet Routing Table: 543 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1304 Number of RIPE addresses announced to Internet: 162522064 Equivalent to 9 /8s, 175 /16s and 227 /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: 30851 Total LACNIC prefixes after maximum aggregation: 9597 LACNIC Deaggregation factor: 3.21 Prefixes being announced from the LACNIC address blocks: 30534 Unique aggregates announced from the LACNIC address blocks: 14749 LACNIC Region origin ASes present in the Internet Routing Table: 3031 LACNIC Prefixes per ASN: 10.07 LACNIC Region origin ASes announcing only one prefix: 1080 LACNIC Region transit ASes present in the Internet Routing Table: 607 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: 2319 Number of LACNIC addresses announced to Internet: 72819456 Equivalent to 4 /8s, 87 /16s and 35 /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: 5047 Total AfriNIC prefixes after maximum aggregation: 1831 AfriNIC Deaggregation factor: 2.76 Prefixes being announced from the AfriNIC address blocks: 6522 Unique aggregates announced from the AfriNIC address blocks: 2911 AfriNIC Region origin ASes present in the Internet Routing Table: 239 AfriNIC Prefixes per ASN: 27.29 AfriNIC Region origin ASes announcing only one prefix: 101 AfriNIC Region transit ASes present in the Internet Routing Table: 70 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: 129 Number of AfriNIC addresses announced to Internet: 30174208 Equivalent to 1 /8s, 204 /16s and 108 /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 9653 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 1449 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 719 10640 153 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 9974 11387 3550 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2780 3370 1305 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1845 122 1259 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 891 CABLEONE, US 5972 1335 387 602 DNIC-ASBLK-05800-06055, US 7979 990 64 201 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 1294 105 1047 AKAMAI-ASN1, NL 3215 898 4830 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 710 60 22 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 527 101 226 CONTABO, DE 35819 438 426 77 MOBILY-AS Etihad Etisalat Company Mobil 20978 420 196 13 TT_MOBIL Istanbul, TR 212238 388 29 342 CDNEXT, GB 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 5590 1585 750 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 752 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 494 68 215 Mega Cable, S.A. de C.V., MX 10620 381 47 316 Telmex Colombia S.A., CO 22047 359 342 16 VTR BANDA ANCHA S.A., CL 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 634 205 258 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 375 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 305 44 120 ORANGE-COTE-IVOIRE, CI 36914 251 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 139 37 52 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 9974 11387 3550 AMAZON-02, US 9808 9653 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5590 1585 750 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2780 3370 1305 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1845 122 1259 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 891 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 9653 9590 CHINAMOBILE-CN China Mobile Communications Grou 8151 5590 4840 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1861 1636 ATLANTICBB-JOHNSTOWN, US 367 2780 1475 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1699 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1449 1376 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 1835 FSKNET-DK Forskningsnettet - Danish network for 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 /15:703 /16:5960 /17:2480 /18:2578 /19:5503 /20:8933 /21:10973 /22:20028 /23:20804 /24:113814 /25:73 /26:48 /27:66 /28:18 /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 2979 5590 UNINET, MX 16509 2114 9974 AMAZON-02, US 11492 1208 1598 CABLEONE, US 209 961 1699 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1861 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 749 890 BRSPD-PUBLIC, US 6147 682 1085 Telefonica del Peru S.A.A., PE 8376 555 710 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:12 2:382 3:344 5:1112 6:148 7:5 8:631 11:171 12:662 13:308 14:120 15:283 16:175 17:6 18:738 20:33 21:4 22:188 23:1890 24:737 25:2 27:49 29:19 31:200 32:1 34:10 35:58 36:1177 37:430 38:885 39:526 40:11 41:787 42:24 43:195 44:35 45:2495 46:637 47:98 49:10 50:298 51:479 52:1372 54:275 55:969 57:14 58:6 59:38 60:18 61:64 62:335 63:506 64:1497 65:826 66:1269 67:837 68:177 69:896 70:142 71:197 72:479 74:732 75:390 76:222 77:330 78:575 79:189 80:213 81:187 82:196 83:124 84:201 85:355 86:162 87:163 88:155 89:527 90:96 91:623 92:427 93:805 94:506 95:1104 96:372 97:33 98:138 99:147 100:23 101:20 102:206 103:1177 104:764 105:156 106:3 107:198 108:309 109:278 110:40 111:1787 112:465 113:42 114:33 115:16 116:30 117:972 118:123 119:108 120:1087 121:39 122:114 123:57 124:59 125:13 128:359 129:282 130:503 131:828 132:515 133:195 134:348 135:89 136:372 137:434 138:785 139:402 140:594 141:319 142:706 143:605 144:334 145:65 146:497 147:399 148:625 149:490 150:291 151:569 152:576 153:119 154:566 155:684 156:441 157:276 158:318 159:688 160:726 161:478 162:706 163:288 164:645 165:397 166:102 167:393 168:975 169:151 170:1264 171:65 172:921 173:818 174:192 175:41 176:415 177:762 178:342 179:516 180:55 181:1001 182:76 183:832 184:311 185:2462 186:805 187:866 188:626 189:1146 190:2753 191:242 192:3913 193:1307 194:853 195:593 196:457 197:424 198:2003 199:3697 200:2464 201:2399 202:1084 203:642 204:1770 205:1657 206:1192 207:1157 208:941 209:1423 210:350 211:432 212:701 213:583 214:1027 215:42 216:1795 217:336 218:525 219:23 220:29 221:305 222:20 223:641 End of report