IPv4 R&E Routing Table Report 20:15 GMT Thu 29 Aug, 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: 248094 Prefixes after maximum aggregation (per Origin AS): 111355 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 132923 Number of IPv4 prefixes with a valid ROA: 102073 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 145996 Total ASes present in the Internet Routing Table: 20547 Prefixes per ASN: 12.07 Origin-only ASes present in the Internet Routing Table: 17696 Origin ASes announcing only one prefix: 7981 Transit ASes present in the Internet Routing Table: 2851 Transit-only ASes present in the Internet Routing Table: 718 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 326 Number of instances of unregistered ASNs: 327 Number of 32-bit ASNs allocated by the RIRs: 45266 Number of 32-bit ASNs visible in the Routing Table: 7977 Prefixes from 32-bit ASNs in the Routing Table: 28270 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 144 Number of addresses announced to Internet: 1510621341 Equivalent to 90 /8s, 10 /16s and 64 /24s Percentage of available address space announced: 40.8 Percentage of allocated address space announced: 40.8 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: 77220 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31775 Total APNIC prefixes after maximum aggregation: 7934 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31197 Unique aggregates announced from the APNIC address blocks: 9164 APNIC Region origin ASes present in the Internet Routing Table: 1277 APNIC Prefixes per ASN: 24.43 APNIC Region origin ASes announcing only one prefix: 515 APNIC Region transit ASes present in the Internet Routing Table: 221 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 588 Number of APNIC addresses announced to Internet: 202026604 Equivalent to 12 /8s, 10 /16s and 174 /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: 114472 Total ARIN prefixes after maximum aggregation: 61137 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 113205 Unique aggregates announced from the ARIN address blocks: 64088 ARIN Region origin ASes present in the Internet Routing Table: 9067 ARIN Prefixes per ASN: 12.49 ARIN Region origin ASes announcing only one prefix: 3765 ARIN Region transit ASes present in the Internet Routing Table: 826 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1983 Number of ARIN addresses announced to Internet: 872535137 Equivalent to 52 /8s, 1 /16s and 212 /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, 393216-402332 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: 47604 Total RIPE prefixes after maximum aggregation: 25645 RIPE Deaggregation factor: 1.86 Prefixes being announced from the RIPE address blocks: 48127 Unique aggregates announced from the RIPE address blocks: 34700 RIPE Region origin ASes present in the Internet Routing Table: 4744 RIPE Prefixes per ASN: 10.14 RIPE Region origin ASes announcing only one prefix: 2066 RIPE Region transit ASes present in the Internet Routing Table: 709 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1868 Number of RIPE addresses announced to Internet: 300868560 Equivalent to 17 /8s, 238 /16s and 227 /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: 44301 Total LACNIC prefixes after maximum aggregation: 13481 LACNIC Deaggregation factor: 3.29 Prefixes being announced from the LACNIC address blocks: 43642 Unique aggregates announced from the LACNIC address blocks: 19950 LACNIC Region origin ASes present in the Internet Routing Table: 4281 LACNIC Prefixes per ASN: 10.19 LACNIC Region origin ASes announcing only one prefix: 1498 LACNIC Region transit ASes present in the Internet Routing Table: 889 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3373 Number of LACNIC addresses announced to Internet: 95220480 Equivalent to 5 /8s, 172 /16s and 243 /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: 9616 Total AfriNIC prefixes after maximum aggregation: 2926 AfriNIC Deaggregation factor: 3.29 Prefixes being announced from the AfriNIC address blocks: 11779 Unique aggregates announced from the AfriNIC address blocks: 4904 AfriNIC Region origin ASes present in the Internet Routing Table: 318 AfriNIC Prefixes per ASN: 37.04 AfriNIC Region origin ASes announcing only one prefix: 137 AfriNIC Region transit ASes present in the Internet Routing Table: 81 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 165 Number of AfriNIC addresses announced to Internet: 39892224 Equivalent to 2 /8s, 96 /16s and 181 /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 9715 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1550 789 173 CMNET-JIANGSU-AP China Mobile communicati 56047 1506 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1480 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 770 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 598 2169 465 SINET-AS Research Organization of Informa 17676 582 10607 150 GIGAINFRA SoftBank Corp., JP 56040 481 489 113 CMNET-GUANGDONG-AP China Mobile communica 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 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 10604 11792 3769 AMAZON-02, US 749 3235 54890 2487 DNIC-AS-00749, US 7018 2928 23673 1842 ATT-INTERNET4, US 367 2505 3063 1180 DNIC-ASBLK-00306-00371, US 22773 2450 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2048 131 1348 USDA-1, US 6167 1818 3384 436 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 36352 1538 165 763 AS-COLOCROSSING, 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 2041 119 41 ALJAWWALSTC-AS, SA 20940 1267 101 1040 AKAMAI-ASN1, NL 3257 979 2084 776 GTT-BACKBONE GTT, US 8452 914 1841 12 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 8376 726 60 28 Jordan Data Communications, JO 212238 572 41 502 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 546 8318 461 DTAG Internet service provider operations 61317 522 36 468 ASDETUK www.heficed.com, US 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 5722 1653 693 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1349 193 1011 Telmex Colombia S.A., CO 3816 1318 774 207 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1073 369 22 Telefonica del Peru S.A.A., PE 26615 1044 2503 53 TIM SA, BR 18881 877 1128 28 TELEFONICA BRASIL S.A, BR 28006 634 76 290 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 521 72 227 Mega Cable, S.A. de C.V., MX 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 1403 389 16 LINKdotNET-AS, EG 24835 992 429 144 RAYA-AS, EG 29571 917 66 311 ORANGE-COTE-IVOIRE, CI 36935 707 131 184 Vodafone-, EG 36992 666 1010 305 ETISALAT-MISR, EG 36914 527 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 381 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 20011 273 35 197 INTERNET-SOLUTIONS, ZA 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 10604 11792 3769 AMAZON-02, US 9808 9715 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5722 1653 693 UNINET, MX 749 3235 54890 2487 DNIC-AS-00749, US 7018 2928 23673 1842 ATT-INTERNET4, US 367 2505 3063 1180 DNIC-ASBLK-00306-00371, US 22773 2450 2074 699 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2048 131 1348 USDA-1, US 39891 2041 119 41 ALJAWWALSTC-AS, SA 11830 2008 369 64 Instituto Costarricense de Electricidad y 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 9715 9640 CHINAMOBILE-CN China Mobile Communications Grou 8151 5722 5029 UNINET, MX 39891 2041 2000 ALJAWWALSTC-AS, SA 11830 2008 1944 Instituto Costarricense de Electricidad y Telec 22773 2450 1751 ASN-CXA-ALL-CCI-22773-RDC, US 56047 1506 1457 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 24863 1403 1387 LINKdotNET-AS, EG 6167 1818 1382 CELLCO-PART, US 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 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 /8:13 /9:10 /10:29 /11:41 /12:138 /13:197 /14:525 /15:1032 /16:7146 /17:3387 /18:3991 /19:7535 /20:11545 /21:14839 /22:27174 /23:26829 /24:143494 /25:35 /26:50 /27:34 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2943 5722 UNINET, MX 16509 2130 10604 AMAZON-02, US 22773 1849 2450 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 7018 1317 2928 ATT-INTERNET4, US 39891 1306 2041 ALJAWWALSTC-AS, SA 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 891 1818 CELLCO-PART, US 19901 820 970 BRSPD-PUBLIC, US 10620 801 1349 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:41 2:302 3:444 4:5 5:997 6:148 7:5 8:698 11:171 12:1023 13:299 14:105 15:291 16:226 17:6 18:842 20:159 21:4 22:188 23:2229 24:647 25:2 27:36 29:19 31:341 32:26 34:10 35:71 36:1188 37:652 38:1352 39:542 40:53 41:1118 42:168 43:196 44:50 45:3721 46:837 47:97 49:30 50:339 51:369 52:1363 54:275 55:959 56:8 57:17 58:6 59:33 60:17 61:57 62:481 63:784 64:1731 65:1090 66:1496 67:905 68:523 69:1113 70:308 71:205 72:573 74:926 75:415 76:235 77:324 78:327 79:214 80:312 81:389 82:293 83:169 84:319 85:470 86:199 87:194 88:226 89:845 90:98 91:973 92:554 93:571 94:633 95:774 96:220 97:62 98:455 99:160 100:13 101:21 102:426 103:1356 104:1059 105:168 106:15 107:1220 108:461 109:376 110:29 111:1845 112:449 113:41 114:38 115:22 116:47 117:962 118:176 119:134 120:1103 121:38 122:178 123:166 124:73 125:14 128:482 129:321 130:638 131:944 132:574 133:195 134:469 135:109 136:470 137:532 138:984 139:462 140:676 141:456 142:799 143:727 144:414 145:81 146:600 147:474 148:732 149:656 150:308 151:607 152:712 153:136 154:726 155:734 156:696 157:366 158:449 159:678 160:835 161:668 162:905 163:406 164:742 165:814 166:580 167:657 168:1316 169:170 170:1554 171:100 172:1158 173:785 174:232 175:40 176:501 177:1190 178:453 179:783 180:73 181:1560 182:49 183:832 184:459 185:3150 186:1715 187:1098 188:697 189:1386 190:3995 191:432 192:4879 193:1864 194:1356 195:964 196:874 197:921 198:2522 199:4426 200:3403 201:3167 202:1132 203:700 204:2095 205:1951 206:1566 207:1417 208:1183 209:1781 210:352 211:447 212:960 213:747 214:1021 215:43 216:2356 217:454 218:527 219:35 220:32 221:300 222:20 223:679 End of report