IPv4 R&E Routing Table Report 20:15 GMT Thu 02 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: 185449 Prefixes after maximum aggregation (per Origin AS): 81414 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 101382 Number of IPv4 prefixes with a valid ROA: 72546 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 112882 Total ASes present in the Internet Routing Table: 15764 Prefixes per ASN: 11.76 Origin-only ASes present in the Internet Routing Table: 13622 Origin ASes announcing only one prefix: 6218 Transit ASes present in the Internet Routing Table: 2142 Transit-only ASes present in the Internet Routing Table: 588 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: 26 Max AS path prepend of ASN (265990) 21 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: 44352 Number of 32-bit ASNs visible in the Routing Table: 5700 Prefixes from 32-bit ASNs in the Routing Table: 19003 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: 95 Number of addresses announced to Internet: 1111031969 Equivalent to 66 /8s, 57 /16s and 0 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 53209 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29802 Total APNIC prefixes after maximum aggregation: 6967 APNIC Deaggregation factor: 4.28 Prefixes being announced from the APNIC address blocks: 29468 Unique aggregates announced from the APNIC address blocks: 7939 APNIC Region origin ASes present in the Internet Routing Table: 1144 APNIC Prefixes per ASN: 25.76 APNIC Region origin ASes announcing only one prefix: 461 APNIC Region transit ASes present in the Internet Routing Table: 202 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 494 Number of APNIC addresses announced to Internet: 198963056 Equivalent to 11 /8s, 219 /16s and 239 /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: 85064 Total ARIN prefixes after maximum aggregation: 46352 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 83670 Unique aggregates announced from the ARIN address blocks: 51377 ARIN Region origin ASes present in the Internet Routing Table: 7305 ARIN Prefixes per ASN: 11.45 ARIN Region origin ASes announcing only one prefix: 3150 ARIN Region transit ASes present in the Internet Routing Table: 633 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: 1501 Number of ARIN addresses announced to Internet: 650949985 Equivalent to 38 /8s, 204 /16s and 181 /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: 35198 Total RIPE prefixes after maximum aggregation: 16509 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 35961 Unique aggregates announced from the RIPE address blocks: 23748 RIPE Region origin ASes present in the Internet Routing Table: 3369 RIPE Prefixes per ASN: 10.67 RIPE Region origin ASes announcing only one prefix: 1436 RIPE Region transit ASes present in the Internet Routing Table: 526 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1257 Number of RIPE addresses announced to Internet: 159885264 Equivalent to 9 /8s, 135 /16s and 167 /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: 30947 Total LACNIC prefixes after maximum aggregation: 9705 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 30627 Unique aggregates announced from the LACNIC address blocks: 15462 LACNIC Region origin ASes present in the Internet Routing Table: 3049 LACNIC Prefixes per ASN: 10.04 LACNIC Region origin ASes announcing only one prefix: 1084 LACNIC Region transit ASes present in the Internet Routing Table: 609 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: 2346 Number of LACNIC addresses announced to Internet: 73035520 Equivalent to 4 /8s, 90 /16s and 111 /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: 4209 Total AfriNIC prefixes after maximum aggregation: 1698 AfriNIC Deaggregation factor: 2.48 Prefixes being announced from the AfriNIC address blocks: 5628 Unique aggregates announced from the AfriNIC address blocks: 2768 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 26.18 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 102 Number of AfriNIC addresses announced to Internet: 28149248 Equivalent to 1 /8s, 173 /16s and 134 /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 61 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 725 10640 155 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi 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 9806 11355 3499 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2826 3546 1353 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1728 111 1217 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1397 393 634 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 960 255 82 CANET-ASN-4, CA 14618 903 4165 683 AMAZON-AES, US 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 1251 105 1020 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 713 60 24 Jordan Data Communications, JO 8452 613 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 393 34 5 ASN-ISKON, HR 35819 382 382 91 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 5756 1700 915 UNINET, MX 3816 1314 788 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1098 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 922 1128 28 TELEFONICA BRASIL S.A, BR 26599 570 2961 47 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 488 66 213 Mega Cable, S.A. de C.V., MX 22724 229 15 99 PUNTONET S.A., EC 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 615 209 253 LINKdotNET-AS, EG 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 239 278 184 ETISALAT-MISR, EG 36914 175 82 3 KENET-AS, KE 29571 167 41 63 ORANGE-COTE-IVOIRE, CI 37282 157 20 54 MAINONE, NG 37492 156 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 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 9806 11355 3499 AMAZON-02, US 9808 9648 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5756 1700 915 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2826 3546 1353 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1728 111 1217 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 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 9587 CHINAMOBILE-CN China Mobile Communications Grou 8151 5756 4841 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2826 1473 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1314 1119 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 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 /11:30 /12:92 /13:125 /14:364 /15:705 /16:5912 /17:2490 /18:2569 /19:5354 /20:8612 /21:10722 /22:19537 /23:20285 /24:108382 /25:69 /26:40 /27:69 /28:19 /29:20 /30:15 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 3074 5756 UNINET, MX 16509 2095 9806 AMAZON-02, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 727 868 BRSPD-PUBLIC, US 6147 693 1098 Telefonica del Peru S.A.A., PE 8376 560 713 Jordan Data Communications, JO 7979 451 1002 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:10 2:368 3:330 5:1068 6:149 7:5 8:612 11:171 12:656 13:305 14:102 15:282 16:174 17:6 18:740 20:34 21:4 22:188 23:1767 24:391 25:2 27:27 29:19 31:180 32:1 34:11 35:56 36:1173 37:413 38:893 39:525 40:11 41:557 42:14 43:178 44:28 45:2423 46:607 47:93 49:11 50:266 51:473 52:1356 54:272 55:994 57:16 58:7 59:38 60:19 61:65 62:339 63:479 64:1494 65:794 66:1243 67:671 68:166 69:760 70:145 71:191 72:367 74:723 75:394 76:202 77:308 78:488 79:171 80:215 81:179 82:187 83:100 84:177 85:341 86:152 87:159 88:115 89:517 90:98 91:542 92:392 93:793 94:503 95:1075 96:161 97:31 98:130 99:151 100:22 101:19 102:223 103:1065 104:728 105:130 106:3 107:208 108:297 109:259 110:36 111:1790 112:446 113:45 114:32 115:15 116:29 117:959 118:70 119:100 120:1075 121:18 122:87 123:23 124:57 125:12 128:354 129:287 130:504 131:775 132:492 133:195 134:337 135:68 136:365 137:414 138:761 139:388 140:602 141:320 142:696 143:609 144:328 145:65 146:467 147:322 148:590 149:481 150:293 151:565 152:537 153:118 154:554 155:675 156:440 157:280 158:316 159:585 160:396 161:427 162:681 163:282 164:641 165:381 166:98 167:401 168:947 169:158 170:1255 171:63 172:887 173:629 174:108 175:41 176:402 177:752 178:319 179:514 180:57 181:938 182:24 183:827 184:196 185:2354 186:834 187:775 188:492 189:1156 190:2749 191:189 192:3839 193:1262 194:831 195:552 196:408 197:366 198:1936 199:3545 200:2388 201:2442 202:1053 203:626 204:1754 205:1682 206:1119 207:1092 208:906 209:1430 210:349 211:431 212:694 213:556 214:1019 215:42 216:1700 217:276 218:526 219:24 220:29 221:302 222:22 223:634 End of report