IPv4 R&E Routing Table Report 20:15 GMT Thu 04 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: 182415 Prefixes after maximum aggregation (per Origin AS): 79599 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 99858 Number of IPv4 prefixes with a valid ROA: 69257 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 113139 Total ASes present in the Internet Routing Table: 15663 Prefixes per ASN: 11.65 Origin-only ASes present in the Internet Routing Table: 13544 Origin ASes announcing only one prefix: 6131 Transit ASes present in the Internet Routing Table: 2119 Transit-only ASes present in the Internet Routing Table: 576 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: 31 Max AS path prepend of ASN ( 28683) 24 Prefixes from unregistered ASNs in the Routing Table: 221 Number of instances of unregistered ASNs: 221 Number of 32-bit ASNs allocated by the RIRs: 44008 Number of 32-bit ASNs visible in the Routing Table: 5692 Prefixes from 32-bit ASNs in the Routing Table: 19164 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: 96 Number of addresses announced to Internet: 1018195001 Equivalent to 60 /8s, 176 /16s and 108 /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: 53154 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28725 Total APNIC prefixes after maximum aggregation: 6486 APNIC Deaggregation factor: 4.43 Prefixes being announced from the APNIC address blocks: 28420 Unique aggregates announced from the APNIC address blocks: 7368 APNIC Region origin ASes present in the Internet Routing Table: 1100 APNIC Prefixes per ASN: 25.84 APNIC Region origin ASes announcing only one prefix: 436 APNIC Region transit ASes present in the Internet Routing Table: 179 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: 480 Number of APNIC addresses announced to Internet: 152782984 Equivalent to 9 /8s, 27 /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: 82281 Total ARIN prefixes after maximum aggregation: 44796 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 81065 Unique aggregates announced from the ARIN address blocks: 50636 ARIN Region origin ASes present in the Internet Routing Table: 7193 ARIN Prefixes per ASN: 11.27 ARIN Region origin ASes announcing only one prefix: 3059 ARIN Region transit ASes present in the Internet Routing Table: 637 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: 1473 Number of ARIN addresses announced to Internet: 604456929 Equivalent to 36 /8s, 7 /16s and 71 /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: 34787 Total RIPE prefixes after maximum aggregation: 16405 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 35333 Unique aggregates announced from the RIPE address blocks: 23198 RIPE Region origin ASes present in the Internet Routing Table: 3329 RIPE Prefixes per ASN: 10.61 RIPE Region origin ASes announcing only one prefix: 1429 RIPE Region transit ASes present in the Internet Routing Table: 513 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1215 Number of RIPE addresses announced to Internet: 157331408 Equivalent to 9 /8s, 96 /16s and 175 /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: 32098 Total LACNIC prefixes after maximum aggregation: 10070 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 31798 Unique aggregates announced from the LACNIC address blocks: 15821 LACNIC Region origin ASes present in the Internet Routing Table: 3123 LACNIC Prefixes per ASN: 10.18 LACNIC Region origin ASes announcing only one prefix: 1100 LACNIC Region transit ASes present in the Internet Routing Table: 620 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: 2394 Number of LACNIC addresses announced to Internet: 73794304 Equivalent to 4 /8s, 102 /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: 4303 Total AfriNIC prefixes after maximum aggregation: 1661 AfriNIC Deaggregation factor: 2.59 Prefixes being announced from the AfriNIC address blocks: 5703 Unique aggregates announced from the AfriNIC address blocks: 2745 AfriNIC Region origin ASes present in the Internet Routing Table: 248 AfriNIC Prefixes per ASN: 23.00 AfriNIC Region origin ASes announcing only one prefix: 107 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: 130 Number of AfriNIC addresses announced to Internet: 29767936 Equivalent to 1 /8s, 198 /16s and 57 /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 437 180 24 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 9809 11365 3395 AMAZON-02, US 749 3202 54912 2454 DNIC-AS-00749, US 367 2883 3570 1366 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1692 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1573 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 1267 108 1037 AKAMAI-ASN1, NL 3215 899 4829 296 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 717 60 21 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 35819 386 378 73 MOBILY-AS Etihad Etisalat Company Mobil 13046 382 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 5426 1576 905 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 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 478 65 202 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 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 145 595 51 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 9809 11365 3395 AMAZON-02, US 9808 9651 8741 60 CHINAMOBILE-CN China Mobile Communicati 8151 5426 1576 905 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3202 54912 2454 DNIC-AS-00749, US 367 2883 3570 1366 DNIC-ASBLK-00306-00371, US 11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US 209 1692 4898 314 CENTURYLINK-US-LEGACY-QWEST, US 4155 1573 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 5426 4521 UNINET, MX 11776 1857 1637 ATLANTICBB-JOHNSTOWN, US 367 2883 1517 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 /10:14 /11:25 /12:73 /13:112 /14:334 /15:671 /16:5228 /17:2441 /18:2573 /19:5236 /20:8516 /21:10677 /22:19494 /23:20098 /24:106665 /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 2946 5426 UNINET, MX 16509 2082 9809 AMAZON-02, US 209 956 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 679 1081 Telefonica del Peru S.A.A., PE 8376 562 717 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) ---------------------------------------------- 1:9 2:374 3:287 5:1054 6:148 7:5 8:623 11:171 12:257 13:318 14:102 15:281 16:174 17:6 18:707 20:34 21:4 22:188 23:1751 24:402 25:2 27:24 29:19 31:170 32:1 34:6 35:54 36:1151 37:481 38:842 39:523 40:8 41:567 42:22 43:185 44:28 45:2333 46:572 47:99 49:11 50:254 51:470 52:1353 54:268 55:996 57:16 58:4 59:32 60:19 61:65 62:333 63:465 64:1448 65:798 66:1223 67:664 68:163 69:729 70:148 71:190 72:369 74:726 75:391 76:208 77:278 78:484 79:165 80:202 81:170 82:167 83:96 84:179 85:318 86:146 87:140 88:120 89:464 90:97 91:545 92:393 93:780 94:522 95:1077 96:164 97:31 98:126 99:146 100:22 101:23 102:223 103:1065 104:691 105:30 106:3 107:206 108:299 109:232 110:30 111:1794 112:447 113:40 114:32 115:11 116:31 117:950 118:63 119:97 120:1091 121:32 122:84 123:21 124:56 125:11 128:359 129:276 130:477 131:776 132:500 133:264 134:342 135:66 136:371 137:409 138:764 139:397 140:584 141:323 142:681 143:597 144:317 145:59 146:472 147:313 148:598 149:513 150:292 151:494 152:362 153:116 154:568 155:662 156:381 157:250 158:316 159:523 160:332 161:415 162:680 163:287 164:626 165:375 166:99 167:392 168:1007 169:157 170:1233 171:65 172:902 173:619 174:102 175:46 176:402 177:719 178:321 179:501 180:47 181:985 182:20 183:854 184:197 185:2217 186:1047 187:737 188:477 189:1085 190:3014 191:188 192:3647 193:1219 194:785 195:556 196:390 197:377 198:1824 199:3362 200:2753 201:2539 202:1012 203:592 204:1730 205:1640 206:1132 207:981 208:960 209:1405 210:299 211:424 212:670 213:532 214:1041 215:43 216:1681 217:263 218:515 219:19 220:29 221:302 222:22 223:632 End of report