IPv4 R&E Routing Table Report 20:15 GMT Sat 06 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: 183146 Prefixes after maximum aggregation (per Origin AS): 79686 Deaggregation factor: 2.30 Unique aggregates announced (without unneeded subnets): 99708 Number of IPv4 prefixes with a valid ROA: 69937 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 113190 Total ASes present in the Internet Routing Table: 15647 Prefixes per ASN: 11.70 Origin-only ASes present in the Internet Routing Table: 13534 Origin ASes announcing only one prefix: 6124 Transit ASes present in the Internet Routing Table: 2113 Transit-only ASes present in the Internet Routing Table: 574 Paths with bogon ASNs present in the IPv4 Routing Table: 0 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 28 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 213 Number of instances of unregistered ASNs: 213 Number of 32-bit ASNs allocated by the RIRs: 44048 Number of 32-bit ASNs visible in the Routing Table: 5681 Prefixes from 32-bit ASNs in the Routing Table: 19146 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: 86 Number of addresses announced to Internet: 1065510617 Equivalent to 63 /8s, 130 /16s and 102 /24s Percentage of available address space announced: 28.8 Percentage of allocated address space announced: 28.8 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: 52936 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29779 Total APNIC prefixes after maximum aggregation: 6834 APNIC Deaggregation factor: 4.36 Prefixes being announced from the APNIC address blocks: 29466 Unique aggregates announced from the APNIC address blocks: 7904 APNIC Region origin ASes present in the Internet Routing Table: 1135 APNIC Prefixes per ASN: 25.96 APNIC Region origin ASes announcing only one prefix: 450 APNIC Region transit ASes present in the Internet Routing Table: 183 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 496 Number of APNIC addresses announced to Internet: 198854792 Equivalent to 11 /8s, 218 /16s and 72 /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: 82310 Total ARIN prefixes after maximum aggregation: 44833 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 81041 Unique aggregates announced from the ARIN address blocks: 50651 ARIN Region origin ASes present in the Internet Routing Table: 7200 ARIN Prefixes per ASN: 11.26 ARIN Region origin ASes announcing only one prefix: 3069 ARIN Region transit ASes present in the Internet Routing Table: 633 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: 1469 Number of ARIN addresses announced to Internet: 603990657 Equivalent to 36 /8s, 0 /16s and 42 /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: 34774 Total RIPE prefixes after maximum aggregation: 16384 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 35390 Unique aggregates announced from the RIPE address blocks: 23240 RIPE Region origin ASes present in the Internet Routing Table: 3333 RIPE Prefixes per ASN: 10.62 RIPE Region origin ASes announcing only one prefix: 1431 RIPE Region transit ASes present in the Internet Routing Table: 514 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1221 Number of RIPE addresses announced to Internet: 157629904 Equivalent to 9 /8s, 101 /16s and 61 /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: 31686 Total LACNIC prefixes after maximum aggregation: 9997 LACNIC Deaggregation factor: 3.17 Prefixes being announced from the LACNIC address blocks: 31372 Unique aggregates announced from the LACNIC address blocks: 15400 LACNIC Region origin ASes present in the Internet Routing Table: 3106 LACNIC Prefixes per ASN: 10.10 LACNIC Region origin ASes announcing only one prefix: 1088 LACNIC Region transit ASes present in the Internet Routing Table: 615 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: 2387 Number of LACNIC addresses announced to Internet: 72902400 Equivalent to 4 /8s, 88 /16s and 103 /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: 4384 Total AfriNIC prefixes after maximum aggregation: 1463 AfriNIC Deaggregation factor: 3.00 Prefixes being announced from the AfriNIC address blocks: 5791 Unique aggregates announced from the AfriNIC address blocks: 2431 AfriNIC Region origin ASes present in the Internet Routing Table: 209 AfriNIC Prefixes per ASN: 27.71 AfriNIC Region origin ASes announcing only one prefix: 86 AfriNIC Region transit ASes present in the Internet Routing Table: 58 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 108 Number of AfriNIC addresses announced to Internet: 32075264 Equivalent to 1 /8s, 233 /16s and 110 /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 17676 736 10656 151 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 441 180 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 9811 11368 3401 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2855 3550 1351 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1692 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1578 102 1158 USDA-1, US 5972 1417 393 635 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 1269 108 1038 AKAMAI-ASN1, NL 3215 899 4829 296 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 716 60 21 Jordan Data Communications, JO 8452 541 1841 11 TE-AS TE-AS, EG 51167 438 81 185 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 382 374 72 MOBILY-AS Etihad Etisalat Company Mobil 13046 380 34 5 ASN-ISKON, HR 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 5182 1391 856 UNINET, MX 3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1080 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 589 106 223 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 231 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 24835 454 365 30 RAYA-AS, EG 36992 411 656 267 ETISALAT-MISR, EG 2018 379 319 71 TENET-1, ZA 36935 325 518 27 Vodafone-, EG 36914 203 82 3 KENET-AS, KE 37492 156 471 44 ORANGE-, TN 37693 145 595 51 TUNISIANA, TN 15706 110 12 26 Sudatel, SD 37504 94 24 41 EODATACENTER, 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 9811 11368 3401 AMAZON-02, US 9808 9651 8741 60 CHINAMOBILE-CN China Mobile Communicati 8151 5182 1391 856 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2855 3550 1351 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1692 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1578 102 1158 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 5182 4326 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2855 1504 DNIC-ASBLK-00306-00371, US 56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp 209 1692 1378 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 /10:17 /11:29 /12:79 /13:116 /14:338 /15:677 /16:5877 /17:2464 /18:2591 /19:5181 /20:8568 /21:10656 /22:19762 /23:20042 /24:106489 /25:75 /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 2867 5182 UNINET, MX 16509 2072 9811 AMAZON-02, US 209 955 1692 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 678 1080 Telefonica del Peru S.A.A., PE 8376 561 716 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 2:374 3:290 5:1052 6:147 7:5 8:619 11:171 12:254 13:319 14:101 15:281 16:174 17:6 18:704 20:34 21:4 22:188 23:1755 24:401 25:2 27:25 29:19 31:169 32:1 34:5 35:53 36:1152 37:483 38:839 39:523 40:8 41:532 42:22 43:183 44:28 45:2320 46:571 47:99 49:11 50:250 51:470 52:1352 54:269 55:996 57:16 58:4 59:32 60:19 61:67 62:334 63:468 64:1446 65:792 66:1222 67:664 68:164 69:732 70:147 71:190 72:368 74:726 75:391 76:208 77:285 78:484 79:164 80:203 81:185 82:167 83:96 84:177 85:320 86:145 87:143 88:120 89:463 90:97 91:551 92:391 93:783 94:521 95:1077 96:163 97:31 98:126 99:146 100:23 101:23 102:175 103:1089 104:686 105:45 106:3 107:206 108:299 109:233 110:26 111:1794 112:447 113:40 114:33 115:12 116:31 117:950 118:64 119:97 120:1091 121:32 122:85 123:23 124:57 125:13 128:364 129:274 130:477 131:774 132:497 133:267 134:340 135:66 136:373 137:413 138:775 139:395 140:583 141:322 142:680 143:599 144:317 145:59 146:474 147:315 148:596 149:509 150:291 151:498 152:361 153:116 154:482 155:660 156:382 157:264 158:311 159:522 160:337 161:414 162:684 163:288 164:631 165:373 166:99 167:378 168:1007 169:151 170:1226 171:65 172:899 173:618 174:103 175:46 176:403 177:739 178:322 179:505 180:50 181:979 182:20 183:854 184:196 185:2227 186:1029 187:740 188:476 189:1079 190:2965 191:186 192:3650 193:1214 194:788 195:558 196:382 197:347 198:1827 199:3358 200:2714 201:2493 202:1057 203:597 204:1734 205:1629 206:1132 207:983 208:961 209:1406 210:338 211:432 212:671 213:534 214:1041 215:43 216:1677 217:281 218:515 219:21 220:29 221:302 222:22 223:632 End of report