IPv4 R&E Routing Table Report 20:15 GMT Wed 03 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: 182252 Prefixes after maximum aggregation (per Origin AS): 79634 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 99782 Number of IPv4 prefixes with a valid ROA: 69085 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 113148 Total ASes present in the Internet Routing Table: 15598 Prefixes per ASN: 11.68 Origin-only ASes present in the Internet Routing Table: 13477 Origin ASes announcing only one prefix: 6092 Transit ASes present in the Internet Routing Table: 2121 Transit-only ASes present in the Internet Routing Table: 572 Paths with bogon ASNs present in the IPv4 Routing Table: 0 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 31 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 222 Number of instances of unregistered ASNs: 222 Number of 32-bit ASNs allocated by the RIRs: 43987 Number of 32-bit ASNs visible in the Routing Table: 5657 Prefixes from 32-bit ASNs in the Routing Table: 18946 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: 1018647609 Equivalent to 60 /8s, 183 /16s and 84 /24s Percentage of available address space announced: 27.5 Percentage of allocated address space announced: 27.5 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: 53163 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28559 Total APNIC prefixes after maximum aggregation: 6457 APNIC Deaggregation factor: 4.42 Prefixes being announced from the APNIC address blocks: 28252 Unique aggregates announced from the APNIC address blocks: 7258 APNIC Region origin ASes present in the Internet Routing Table: 1102 APNIC Prefixes per ASN: 25.64 APNIC Region origin ASes announcing only one prefix: 439 APNIC Region transit ASes present in the Internet Routing Table: 183 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 477 Number of APNIC addresses announced to Internet: 152692872 Equivalent to 9 /8s, 25 /16s and 232 /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: 82280 Total ARIN prefixes after maximum aggregation: 44797 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 81136 Unique aggregates announced from the ARIN address blocks: 50681 ARIN Region origin ASes present in the Internet Routing Table: 7188 ARIN Prefixes per ASN: 11.29 ARIN Region origin ASes announcing only one prefix: 3062 ARIN Region transit ASes present in the Internet Routing Table: 636 Average ARIN Region AS path length visible: 5.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1470 Number of ARIN addresses announced to Internet: 604432353 Equivalent to 36 /8s, 6 /16s and 231 /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: 34807 Total RIPE prefixes after maximum aggregation: 16446 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 35287 Unique aggregates announced from the RIPE address blocks: 23189 RIPE Region origin ASes present in the Internet Routing Table: 3290 RIPE Prefixes per ASN: 10.73 RIPE Region origin ASes announcing only one prefix: 1405 RIPE Region transit ASes present in the Internet Routing Table: 519 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1207 Number of RIPE addresses announced to Internet: 157405392 Equivalent to 9 /8s, 97 /16s and 208 /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: 31960 Total LACNIC prefixes after maximum aggregation: 10040 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 31659 Unique aggregates announced from the LACNIC address blocks: 15760 LACNIC Region origin ASes present in the Internet Routing Table: 3102 LACNIC Prefixes per ASN: 10.21 LACNIC Region origin ASes announcing only one prefix: 1080 LACNIC Region transit ASes present in the Internet Routing Table: 616 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: 2371 Number of LACNIC addresses announced to Internet: 73597696 Equivalent to 4 /8s, 99 /16s and 3 /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: 4424 Total AfriNIC prefixes after maximum aggregation: 1712 AfriNIC Deaggregation factor: 2.58 Prefixes being announced from the AfriNIC address blocks: 5826 Unique aggregates announced from the AfriNIC address blocks: 2807 AfriNIC Region origin ASes present in the Internet Routing Table: 249 AfriNIC Prefixes per ASN: 23.40 AfriNIC Region origin ASes announcing only one prefix: 106 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 132 Number of AfriNIC addresses announced to Internet: 30466304 Equivalent to 1 /8s, 208 /16s and 225 /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 9651 8741 60 CHINAMOBILE-CN China Mobile Communicati 56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1472 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1446 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 786 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 438 178 21 CSTNET-AS-AP Computer Network Informati 56040 436 489 108 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 9800 11364 3403 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2898 3582 1372 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1693 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1563 101 1153 USDA-1, US 5972 1418 393 636 DNIC-ASBLK-05800-06055, US 7979 1002 66 196 SERVERS-COM, US 855 957 255 82 CANET-ASN-4, CA 19901 845 553 628 BRSPD-PUBLIC, 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 1266 108 1037 AKAMAI-ASN1, NL 3215 900 4830 297 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 714 59 22 Jordan Data Communications, JO 8452 544 1841 11 TE-AS TE-AS, EG 51167 438 81 185 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 47524 388 53 181 AS-TURKSAT, TR 35819 386 378 73 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 5356 1553 888 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 920 1128 28 TELEFONICA BRASIL S.A, BR 11664 591 108 224 Techtel LMDS Comunicaciones Interactiva 26599 572 2945 46 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 484 65 207 Mega Cable, S.A. de C.V., MX 14117 230 39 9 Telefonica del Sur S.A., CL 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 668 241 201 LINKdotNET-AS, EG 36992 411 656 267 ETISALAT-MISR, EG 2018 380 319 71 TENET-1, ZA 36935 266 66 79 Vodafone-, EG 36914 206 82 3 KENET-AS, KE 24835 199 162 115 RAYA-AS, EG 37282 163 26 6 MAINONE, NG 37492 156 471 44 ORANGE-, TN 37693 148 595 43 TUNISIANA, TN 15706 110 12 26 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 9800 11364 3403 AMAZON-02, US 9808 9651 8741 60 CHINAMOBILE-CN China Mobile Communicati 8151 5356 1553 888 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2898 3582 1372 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1693 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1563 101 1153 USDA-1, US 56047 1504 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 9651 9591 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5356 4468 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2898 1526 DNIC-ASBLK-00306-00371, US 56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp 209 1693 1379 CENTURYLINK-US-LEGACY-QWEST, US 56041 1446 1373 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1472 1362 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 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.235.0/24 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 41.74.44.0/24 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 /10:14 /11:25 /12:73 /13:111 /14:334 /15:673 /16:5241 /17:2442 /18:2579 /19:5237 /20:8493 /21:10674 /22:19494 /23:20149 /24:106455 /25:73 /26:43 /27:64 /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 2938 5356 UNINET, MX 16509 2082 9800 AMAZON-02, US 209 956 1693 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1857 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 704 845 BRSPD-PUBLIC, US 6147 679 1081 Telefonica del Peru S.A.A., PE 8376 559 714 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) ---------------------------------------------- 1:8 2:374 3:287 5:1058 6:148 7:5 8:618 11:171 12:257 13:317 14:100 15:281 16:174 17:6 18:705 20:34 21:4 22:188 23:1793 24:404 25:2 27:18 29:19 31:173 32:1 34:5 35:53 36:1152 37:474 38:846 39:523 40:8 41:576 42:22 43:183 44:28 45:2306 46:578 47:99 49:11 50:254 51:470 52:1354 54:269 55:998 57:16 58:4 59:32 60:19 61:65 62:333 63:466 64:1457 65:800 66:1215 67:665 68:163 69:730 70:148 71:190 72:369 74:729 75:391 76:208 77:274 78:486 79:161 80:199 81:170 82:166 83:94 84:178 85:316 86:144 87:142 88:119 89:460 90:97 91:538 92:399 93:777 94:529 95:1081 96:164 97:30 98:126 99:146 100:22 101:26 102:224 103:1063 104:687 105:31 106:3 107:220 108:299 109:225 110:26 111:1795 112:447 113:40 114:32 115:11 116:32 117:950 118:51 119:97 120:1091 121:32 122:86 123:20 124:57 125:11 128:353 129:321 130:470 131:780 132:501 133:264 134:321 135:66 136:367 137:372 138:768 139:396 140:585 141:323 142:680 143:585 144:319 145:58 146:467 147:319 148:597 149:513 150:291 151:498 152:363 153:116 154:570 155:662 156:378 157:250 158:319 159:525 160:328 161:415 162:688 163:287 164:626 165:373 166:100 167:379 168:998 169:156 170:1240 171:66 172:901 173:619 174:105 175:46 176:402 177:728 178:325 179:494 180:43 181:980 182:20 183:854 184:200 185:2209 186:999 187:732 188:478 189:1090 190:2972 191:193 192:3643 193:1206 194:777 195:555 196:392 197:385 198:1822 199:3355 200:2739 201:2551 202:936 203:593 204:1730 205:1640 206:1134 207:983 208:962 209:1404 210:301 211:424 212:671 213:526 214:1046 215:43 216:1685 217:262 218:515 219:19 220:29 221:302 222:22 223:632 End of report