IPv4 R&E Routing Table Report 20:15 GMT Tue 30 Jan, 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: 189125 Prefixes after maximum aggregation (per Origin AS): 83067 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 103583 Number of IPv4 prefixes with a valid ROA: 72442 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 116660 Total ASes present in the Internet Routing Table: 16067 Prefixes per ASN: 11.77 Origin-only ASes present in the Internet Routing Table: 13935 Origin ASes announcing only one prefix: 6439 Transit ASes present in the Internet Routing Table: 2132 Transit-only ASes present in the Internet Routing Table: 582 Paths with bogon ASNs present in the IPv4 Routing Table: 11 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 28 Max AS path prepend of ASN ( 11816) 21 Prefixes from unregistered ASNs in the Routing Table: 231 Number of instances of unregistered ASNs: 231 Number of 32-bit ASNs allocated by the RIRs: 43500 Number of 32-bit ASNs visible in the Routing Table: 5760 Prefixes from 32-bit ASNs in the Routing Table: 19418 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: 78 Number of addresses announced to Internet: 1074825897 Equivalent to 64 /8s, 16 /16s and 138 /24s Percentage of available address space announced: 29.0 Percentage of allocated address space announced: 29.0 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: 56032 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28832 Total APNIC prefixes after maximum aggregation: 6521 APNIC Deaggregation factor: 4.42 Prefixes being announced from the APNIC address blocks: 28558 Unique aggregates announced from the APNIC address blocks: 7670 APNIC Region origin ASes present in the Internet Routing Table: 1030 APNIC Prefixes per ASN: 27.73 APNIC Region origin ASes announcing only one prefix: 428 APNIC Region transit ASes present in the Internet Routing Table: 171 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 13 Number of APNIC region 32-bit ASNs visible in the Routing Table: 426 Number of APNIC addresses announced to Internet: 172722568 Equivalent to 10 /8s, 75 /16s and 137 /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: 83909 Total ARIN prefixes after maximum aggregation: 46036 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 83049 Unique aggregates announced from the ARIN address blocks: 52060 ARIN Region origin ASes present in the Internet Routing Table: 7423 ARIN Prefixes per ASN: 11.19 ARIN Region origin ASes announcing only one prefix: 3191 ARIN Region transit ASes present in the Internet Routing Table: 655 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: 1521 Number of ARIN addresses announced to Internet: 607042785 Equivalent to 36 /8s, 46 /16s and 188 /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: 39607 Total RIPE prefixes after maximum aggregation: 18506 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 39663 Unique aggregates announced from the RIPE address blocks: 25799 RIPE Region origin ASes present in the Internet Routing Table: 3628 RIPE Prefixes per ASN: 10.93 RIPE Region origin ASes announcing only one prefix: 1586 RIPE Region transit ASes present in the Internet Routing Table: 536 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: 1313 Number of RIPE addresses announced to Internet: 193413440 Equivalent to 11 /8s, 135 /16s and 65 /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: 31810 Total LACNIC prefixes after maximum aggregation: 10122 LACNIC Deaggregation factor: 3.14 Prefixes being announced from the LACNIC address blocks: 31548 Unique aggregates announced from the LACNIC address blocks: 15007 LACNIC Region origin ASes present in the Internet Routing Table: 3107 LACNIC Prefixes per ASN: 10.15 LACNIC Region origin ASes announcing only one prefix: 1152 LACNIC Region transit ASes present in the Internet Routing Table: 612 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2405 Number of LACNIC addresses announced to Internet: 73181696 Equivalent to 4 /8s, 92 /16s and 170 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 4736 Total AfriNIC prefixes after maximum aggregation: 1695 AfriNIC Deaggregation factor: 2.79 Prefixes being announced from the AfriNIC address blocks: 6229 Unique aggregates announced from the AfriNIC address blocks: 2971 AfriNIC Region origin ASes present in the Internet Routing Table: 204 AfriNIC Prefixes per ASN: 30.53 AfriNIC Region origin ASes announcing only one prefix: 82 AfriNIC Region transit ASes present in the Internet Routing Table: 56 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 95 Number of AfriNIC addresses announced to Internet: 28423168 Equivalent to 1 /8s, 177 /16s and 180 /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 9626 8738 50 CHINAMOBILE-CN China Mobile Communicati 56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati 56041 1441 714 73 CMNET-ZHEJIANG-AP China Mobile communic 56046 1435 842 107 CMNET-JIANGSU-AP China Mobile communica 24547 782 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 2907 600 2162 465 SINET-AS Research Organization of Infor 24445 476 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 439 180 23 CSTNET-AS-AP Computer Network Informati 56040 439 488 106 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 9522 11237 3383 AMAZON-02, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2930 3739 1422 DNIC-ASBLK-00306-00371, US 11776 1850 254 221 ATLANTICBB-JOHNSTOWN, US 209 1712 4899 323 CENTURYLINK-US-LEGACY-QWEST, US 5972 1485 394 661 DNIC-ASBLK-05800-06055, US 4155 1102 72 902 USDA-1, US 7979 974 64 193 SERVERS-COM, US 855 963 255 83 CANET-ASN-4, CA 16625 941 442 862 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 4658 280 55 ALJAWWALSTC-AS, SA 20940 1390 119 1127 AKAMAI-ASN1, NL 3215 897 4811 301 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 719 60 22 Jordan Data Communications, JO 8452 614 1841 11 TE-AS TE-AS, EG 15897 559 183 28 VODAFONETURKEY, TR 29580 481 52 202 A1BG_RSG A1 EAD, BG 35819 439 440 74 MOBILY-AS Etihad Etisalat Company Mobil 51167 435 77 184 CONTABO, DE 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 4668 1324 873 UNINET, MX 3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1089 369 22 Telefonica del Peru S.A.A., PE 11830 1044 324 7 Instituto Costarricense de Electricidad 18881 987 1120 28 TELEFONICA BRASIL S.A, BR 11664 578 106 218 Techtel LMDS Comunicaciones Interactiva 26599 549 2941 45 TELEFONICA BRASIL S.A, BR 10620 491 66 411 Telmex Colombia S.A., CO 13999 430 65 173 Mega Cable, S.A. de C.V., MX 27651 329 62 8 ENTEL CHILE 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 547 275 159 LINKdotNET-AS, EG 36914 480 82 3 KENET-AS, KE 29571 411 30 211 ORANGE-COTE-IVOIRE, CI 2018 381 319 71 TENET-1, ZA 36992 313 688 168 ETISALAT-MISR, EG 36935 261 67 77 Vodafone-, EG 24835 214 166 119 RAYA-AS, EG 15706 203 32 7 Sudatel, SD 37492 169 471 43 ORANGE-, TN 327687 164 28 3 RENU, UG 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 9808 9626 8738 50 CHINAMOBILE-CN China Mobile Communicati 16509 9522 11237 3383 AMAZON-02, US 8151 4668 1324 873 UNINET, MX 39891 4658 280 55 ALJAWWALSTC-AS, SA 749 3161 54929 2413 DNIC-AS-00749, US 367 2930 3739 1422 DNIC-ASBLK-00306-00371, US 11776 1850 254 221 ATLANTICBB-JOHNSTOWN, US 209 1712 4899 323 CENTURYLINK-US-LEGACY-QWEST, US 5972 1485 394 661 DNIC-ASBLK-05800-06055, US 56047 1469 188 34 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 16509 9522 6139 AMAZON-02, US 39891 4658 4603 ALJAWWALSTC-AS, SA 8151 4668 3795 UNINET, MX 11776 1850 1629 ATLANTICBB-JOHNSTOWN, US 367 2930 1508 DNIC-ASBLK-00306-00371, US 56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp 209 1712 1389 CENTURYLINK-US-LEGACY-QWEST, US 56041 1441 1368 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1435 1328 CMNET-JIANGSU-AP China Mobile communications co 3816 1305 1108 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 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 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 13342 UNALLOCATED 12.180.92.0/22 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 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 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 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 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 /11:29 /12:77 /13:130 /14:366 /15:744 /16:5587 /17:2683 /18:2821 /19:5737 /20:9101 /21:11219 /22:20659 /23:20517 /24:109161 /25:80 /26:52 /27:73 /28:18 /29:21 /30:15 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3340 4658 ALJAWWALSTC-AS, SA 8151 2502 4668 UNINET, MX 16509 2001 9522 AMAZON-02, US 209 968 1712 CENTURYLINK-US-LEGACY-QWEST, US 11776 893 1850 ATLANTICBB-JOHNSTOWN, US 11830 884 1044 Instituto Costarricense de Electricidad y Telec 6147 687 1089 Telefonica del Peru S.A.A., PE 19901 670 807 BRSPD-PUBLIC, US 8376 567 719 Jordan Data Communications, JO 15897 479 559 VODAFONETURKEY, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:8 2:484 3:255 5:1091 6:150 7:5 8:618 11:171 12:255 13:318 14:101 15:280 16:168 17:6 18:665 20:30 21:4 22:188 23:1845 24:540 25:2 27:15 29:19 31:242 32:2 34:2 35:52 36:1110 37:505 38:851 39:520 40:8 41:652 42:12 43:171 44:37 45:2316 46:600 47:148 49:14 50:302 51:468 52:1364 54:323 55:885 57:18 58:7 59:31 60:19 61:59 62:329 63:481 64:1537 65:822 66:1329 67:726 68:153 69:784 70:157 71:210 72:376 74:765 75:391 76:214 77:244 78:565 79:167 80:199 81:208 82:180 83:89 84:176 85:331 86:148 87:171 88:139 89:312 90:97 91:577 92:392 93:793 94:523 95:1101 96:167 97:35 98:130 99:147 100:41 101:22 102:189 103:875 104:751 105:16 106:2 107:285 108:364 109:230 110:26 111:1744 112:446 113:39 114:30 115:10 116:32 117:951 118:46 119:96 120:1088 121:31 122:86 123:20 124:55 125:11 128:408 129:287 130:506 131:776 132:508 133:263 134:333 135:67 136:369 137:427 138:710 139:450 140:507 141:180 142:753 143:609 144:323 145:87 146:490 147:333 148:572 149:521 150:278 151:546 152:354 153:113 154:558 155:656 156:454 157:236 158:316 159:531 160:544 161:459 162:719 163:270 164:614 165:393 166:127 167:379 168:946 169:150 170:1195 171:62 172:975 173:639 174:113 175:38 176:424 177:696 178:292 179:479 180:43 181:1060 182:10 183:859 184:211 185:2324 186:1013 187:682 188:546 189:987 190:2997 191:221 192:3747 193:1386 194:902 195:680 196:465 197:642 198:1961 199:2976 200:2884 201:2464 202:890 203:595 204:1772 205:1640 206:1228 207:1092 208:996 209:1363 210:304 211:447 212:772 213:669 214:1062 215:37 216:1754 217:351 218:515 219:29 220:27 221:292 222:23 223:621 End of report