IPv4 R&E Routing Table Report 20:15 GMT Wed 10 Apr, 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: 189430 Prefixes after maximum aggregation (per Origin AS): 82654 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 104006 Number of IPv4 prefixes with a valid ROA: 73726 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 115681 Total ASes present in the Internet Routing Table: 16104 Prefixes per ASN: 11.76 Origin-only ASes present in the Internet Routing Table: 13938 Origin ASes announcing only one prefix: 6355 Transit ASes present in the Internet Routing Table: 2166 Transit-only ASes present in the Internet Routing Table: 585 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 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: 44067 Number of 32-bit ASNs visible in the Routing Table: 5832 Prefixes from 32-bit ASNs in the Routing Table: 19480 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: 92 Number of addresses announced to Internet: 1101519801 Equivalent to 65 /8s, 167 /16s and 219 /24s Percentage of available address space announced: 29.8 Percentage of allocated address space announced: 29.8 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: 55028 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30010 Total APNIC prefixes after maximum aggregation: 6965 APNIC Deaggregation factor: 4.31 Prefixes being announced from the APNIC address blocks: 29681 Unique aggregates announced from the APNIC address blocks: 8055 APNIC Region origin ASes present in the Internet Routing Table: 1144 APNIC Prefixes per ASN: 25.94 APNIC Region origin ASes announcing only one prefix: 454 APNIC Region transit ASes present in the Internet Routing Table: 185 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 497 Number of APNIC addresses announced to Internet: 199074184 Equivalent to 11 /8s, 221 /16s and 161 /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: 83485 Total ARIN prefixes after maximum aggregation: 45419 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 82425 Unique aggregates announced from the ARIN address blocks: 51427 ARIN Region origin ASes present in the Internet Routing Table: 7353 ARIN Prefixes per ASN: 11.21 ARIN Region origin ASes announcing only one prefix: 3166 ARIN Region transit ASes present in the Internet Routing Table: 637 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: 1509 Number of ARIN addresses announced to Internet: 605921889 Equivalent to 36 /8s, 29 /16s and 162 /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, 393216-401308 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: 38686 Total RIPE prefixes after maximum aggregation: 17908 RIPE Deaggregation factor: 2.16 Prefixes being announced from the RIPE address blocks: 39216 Unique aggregates announced from the RIPE address blocks: 25189 RIPE Region origin ASes present in the Internet Routing Table: 3548 RIPE Prefixes per ASN: 11.05 RIPE Region origin ASes announcing only one prefix: 1550 RIPE Region transit ASes present in the Internet Routing Table: 539 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1297 Number of RIPE addresses announced to Internet: 192694736 Equivalent to 11 /8s, 124 /16s and 73 /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: 31865 Total LACNIC prefixes after maximum aggregation: 10148 LACNIC Deaggregation factor: 3.14 Prefixes being announced from the LACNIC address blocks: 31531 Unique aggregates announced from the LACNIC address blocks: 15752 LACNIC Region origin ASes present in the Internet Routing Table: 3131 LACNIC Prefixes per ASN: 10.07 LACNIC Region origin ASes announcing only one prefix: 1087 LACNIC Region transit ASes present in the Internet Routing Table: 632 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: 2409 Number of LACNIC addresses announced to Internet: 73428992 Equivalent to 4 /8s, 96 /16s and 112 /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: 5155 Total AfriNIC prefixes after maximum aggregation: 2023 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 6485 Unique aggregates announced from the AfriNIC address blocks: 3495 AfriNIC Region origin ASes present in the Internet Routing Table: 239 AfriNIC Prefixes per ASN: 27.13 AfriNIC Region origin ASes announcing only one prefix: 98 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 120 Number of AfriNIC addresses announced to Internet: 30339840 Equivalent to 1 /8s, 206 /16s and 243 /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 9655 8741 61 CHINAMOBILE-CN China Mobile Communicati 56047 1503 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1446 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 732 10656 150 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 442 180 24 CSTNET-AS-AP Computer Network Informati 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 9834 11368 3448 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2811 3538 1336 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1584 102 1156 USDA-1, US 5972 1403 393 638 DNIC-ASBLK-05800-06055, US 7979 1001 66 199 SERVERS-COM, US 855 959 255 82 CANET-ASN-4, CA 16625 852 391 779 AKAMAI-AS, 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 1315 111 1070 AKAMAI-ASN1, NL 3215 899 4829 296 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 719 60 21 Jordan Data Communications, JO 8452 544 1841 11 TE-AS TE-AS, EG 15897 533 183 24 VODAFONETURKEY, TR 51167 439 82 186 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 3329 391 271 80 HOL-GR Athens, Greece, GR 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 5355 1548 884 UNINET, MX 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1081 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 919 1128 28 TELEFONICA BRASIL S.A, BR 11664 589 106 225 Techtel LMDS Comunicaciones Interactiva 26599 572 2945 46 TELEFONICA BRASIL S.A, BR 10620 500 64 421 Telmex Colombia S.A., CO 13999 483 66 207 Mega Cable, S.A. de C.V., MX 27843 224 20 32 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 29571 824 54 327 ORANGE-COTE-IVOIRE, CI 24863 668 241 201 LINKdotNET-AS, EG 36992 411 656 267 ETISALAT-MISR, EG 2018 379 319 71 TENET-1, ZA 36935 266 66 79 Vodafone-, EG 24835 204 165 113 RAYA-AS, EG 36914 200 82 3 KENET-AS, KE 37282 157 20 53 MAINONE, NG 37492 156 471 44 ORANGE-, TN 37693 145 595 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 9834 11368 3448 AMAZON-02, US 9808 9655 8741 61 CHINAMOBILE-CN China Mobile Communicati 8151 5355 1548 884 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2811 3538 1336 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1694 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1584 102 1156 USDA-1, US 56047 1503 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 9655 9594 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5355 4471 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2811 1475 DNIC-ASBLK-00306-00371, US 56047 1503 1456 CMNET-HUNAN-AP China Mobile communications corp 209 1694 1380 CENTURYLINK-US-LEGACY-QWEST, US 56041 1446 1373 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1371 CMNET-JIANGSU-AP China Mobile communications co 3816 1312 1113 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 41.74.44.0/24 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 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 41.204.248.0/24 Origin: 36911 RESERVED, ZZ 41.204.248.0/24 Transit: 328766 RESERVED, ZZ 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 /9:4 /10:17 /11:30 /12:82 /13:134 /14:368 /15:744 /16:6078 /17:2637 /18:2770 /19:5574 /20:8749 /21:10912 /22:20361 /23:20652 /24:110049 /25:76 /26:49 /27:70 /28:19 /29:21 /30:18 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2933 5355 UNINET, MX 16509 2086 9834 AMAZON-02, US 209 957 1694 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1857 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 708 849 BRSPD-PUBLIC, US 6147 679 1081 Telefonica del Peru S.A.A., PE 8376 564 719 Jordan Data Communications, JO 15897 459 533 VODAFONETURKEY, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:10 2:394 3:290 5:1073 6:147 7:5 8:617 11:171 12:656 13:318 14:100 15:281 16:174 17:6 18:705 20:34 21:4 22:188 23:1763 24:402 25:2 27:25 29:19 31:246 32:1 34:5 35:53 36:1157 37:492 38:923 39:522 40:9 41:647 42:23 43:182 44:28 45:2399 46:635 47:148 49:10 50:251 51:470 52:1352 54:272 55:985 57:16 58:4 59:32 60:19 61:67 62:382 63:471 64:1449 65:796 66:1237 67:665 68:163 69:727 70:147 71:189 72:369 74:730 75:392 76:204 77:288 78:488 79:172 80:226 81:215 82:173 83:116 84:183 85:354 86:150 87:155 88:123 89:528 90:97 91:605 92:402 93:792 94:524 95:1099 96:167 97:31 98:126 99:143 100:22 101:22 102:224 103:1100 104:692 105:30 106:3 107:203 108:301 109:232 110:26 111:1799 112:448 113:41 114:32 115:12 116:31 117:948 118:102 119:97 120:1092 121:32 122:107 123:49 124:57 125:13 128:360 129:277 130:480 131:786 132:500 133:267 134:349 135:68 136:379 137:420 138:770 139:396 140:585 141:332 142:684 143:607 144:321 145:74 146:509 147:318 148:624 149:521 150:291 151:495 152:354 153:117 154:612 155:670 156:447 157:265 158:316 159:533 160:852 161:417 162:671 163:292 164:637 165:374 166:97 167:383 168:1041 169:159 170:1244 171:65 172:907 173:617 174:103 175:46 176:404 177:748 178:294 179:501 180:47 181:987 182:67 183:852 184:199 185:2365 186:1033 187:755 188:539 189:1095 190:2901 191:186 192:3691 193:1325 194:935 195:653 196:410 197:390 198:1908 199:3379 200:2679 201:2481 202:1067 203:600 204:1733 205:1672 206:1138 207:1053 208:965 209:1436 210:341 211:431 212:720 213:683 214:1039 215:43 216:1675 217:346 218:518 219:21 220:30 221:302 222:22 223:633 End of report