IPv4 R&E Routing Table Report 20:15 GMT Wed 11 Sep, 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: 238860 Prefixes after maximum aggregation (per Origin AS): 107206 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 127474 Number of IPv4 prefixes with a valid ROA: 100134 Number of IPv4 prefixes with an invalid ROA: 103 Number of IPv4 prefixes with no ROA: 138623 Total ASes present in the Internet Routing Table: 19871 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 17145 Origin ASes announcing only one prefix: 7688 Transit ASes present in the Internet Routing Table: 2726 Transit-only ASes present in the Internet Routing Table: 710 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 312 Number of instances of unregistered ASNs: 313 Number of 32-bit ASNs allocated by the RIRs: 45341 Number of 32-bit ASNs visible in the Routing Table: 7689 Prefixes from 32-bit ASNs in the Routing Table: 26687 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: 132 Number of addresses announced to Internet: 1501357981 Equivalent to 89 /8s, 124 /16s and 231 /24s Percentage of available address space announced: 40.6 Percentage of allocated address space announced: 40.6 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: 73445 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 32056 Total APNIC prefixes after maximum aggregation: 8064 APNIC Deaggregation factor: 3.98 Prefixes being announced from the APNIC address blocks: 31428 Unique aggregates announced from the APNIC address blocks: 9338 APNIC Region origin ASes present in the Internet Routing Table: 1268 APNIC Prefixes per ASN: 24.79 APNIC Region origin ASes announcing only one prefix: 509 APNIC Region transit ASes present in the Internet Routing Table: 217 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: 569 Number of APNIC addresses announced to Internet: 202235756 Equivalent to 12 /8s, 13 /16s and 223 /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: 110181 Total ARIN prefixes after maximum aggregation: 58916 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 108792 Unique aggregates announced from the ARIN address blocks: 60192 ARIN Region origin ASes present in the Internet Routing Table: 8859 ARIN Prefixes per ASN: 12.28 ARIN Region origin ASes announcing only one prefix: 3699 ARIN Region transit ASes present in the Internet Routing Table: 780 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: 1920 Number of ARIN addresses announced to Internet: 871727201 Equivalent to 51 /8s, 245 /16s and 128 /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: 44369 Total RIPE prefixes after maximum aggregation: 23876 RIPE Deaggregation factor: 1.86 Prefixes being announced from the RIPE address blocks: 45483 Unique aggregates announced from the RIPE address blocks: 32815 RIPE Region origin ASes present in the Internet Routing Table: 4420 RIPE Prefixes per ASN: 10.29 RIPE Region origin ASes announcing only one prefix: 1907 RIPE Region transit ASes present in the Internet Routing Table: 645 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1728 Number of RIPE addresses announced to Internet: 296552656 Equivalent to 17 /8s, 173 /16s and 8 /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: 43107 Total LACNIC prefixes after maximum aggregation: 13340 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 42563 Unique aggregates announced from the LACNIC address blocks: 20389 LACNIC Region origin ASes present in the Internet Routing Table: 4168 LACNIC Prefixes per ASN: 10.21 LACNIC Region origin ASes announcing only one prefix: 1437 LACNIC Region transit ASes present in the Internet Routing Table: 874 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3311 Number of LACNIC addresses announced to Internet: 92311808 Equivalent to 5 /8s, 128 /16s and 145 /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: 8835 Total AfriNIC prefixes after maximum aggregation: 2786 AfriNIC Deaggregation factor: 3.17 Prefixes being announced from the AfriNIC address blocks: 10462 Unique aggregates announced from the AfriNIC address blocks: 4635 AfriNIC Region origin ASes present in the Internet Routing Table: 307 AfriNIC Prefixes per ASN: 34.08 AfriNIC Region origin ASes announcing only one prefix: 136 AfriNIC Region transit ASes present in the Internet Routing Table: 81 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 161 Number of AfriNIC addresses announced to Internet: 38453760 Equivalent to 2 /8s, 74 /16s and 194 /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 9734 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1549 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1512 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1482 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 177 50 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 562 10607 150 GIGAINFRA SoftBank Corp., JP 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 56040 473 489 113 CMNET-GUANGDONG-AP China Mobile communica 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 10680 11803 3757 AMAZON-02, US 749 3485 55081 2708 DNIC-AS-00749, US 7018 3080 23684 1927 ATT-INTERNET4, US 367 2515 3024 1187 DNIC-ASBLK-00306-00371, US 22773 2453 2075 702 ASN-CXA-ALL-CCI-22773-RDC, US 4155 2107 139 1363 USDA-1, US 6167 1810 3402 433 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1592 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1387 1047 108 ATT-MOBILITY-LLC-AS20057, 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 2133 119 36 ALJAWWALSTC-AS, SA 20940 1311 105 1063 AKAMAI-ASN1, NL 3215 889 4814 291 France Telecom - Orange, FR 3257 814 2075 704 GTT-BACKBONE GTT, US 8452 693 1841 11 TE-AS TE-AS, EG 8376 687 58 30 Jordan Data Communications, JO 3320 556 8318 472 DTAG Internet service provider operations 51167 555 107 243 CONTABO, DE 61317 486 33 434 ASDETUK www.heficed.com, US 212238 476 35 419 CDNEXT, GB 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 5036 1505 705 UNINET, MX 11830 1994 369 64 Instituto Costarricense de Electricidad y 10620 1337 193 1008 Telmex Colombia S.A., CO 3816 1317 776 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1104 369 22 Telefonica del Peru S.A.A., PE 26615 1047 2503 53 TIM SA, BR 18881 867 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 291 CORPORACION NACIONAL DE TELECOMUNICACIONE 27651 616 85 62 ENTEL CHILE S.A., CL 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 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 1361 389 16 LINKdotNET-AS, EG 29571 1028 71 282 ORANGE-COTE-IVOIRE, CI 36935 620 120 171 Vodafone-, EG 36992 564 921 261 ETISALAT-MISR, EG 36914 524 82 3 KENET-AS, KE 24835 456 323 176 RAYA-AS, EG 2018 381 319 71 TENET-1, ZA 20011 377 41 215 INTERNET-SOLUTIONS, ZA 36903 344 153 260 MT-MPLS, MA 37693 334 597 43 TUNISIANA, 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 10680 11803 3757 AMAZON-02, US 9808 9734 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5036 1505 705 UNINET, MX 749 3485 55081 2708 DNIC-AS-00749, US 7018 3080 23684 1927 ATT-INTERNET4, US 367 2515 3024 1187 DNIC-ASBLK-00306-00371, US 22773 2453 2075 702 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2133 119 36 ALJAWWALSTC-AS, SA 4155 2107 139 1363 USDA-1, US 11830 1994 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 9734 9659 CHINAMOBILE-CN China Mobile Communications Grou 8151 5036 4331 UNINET, MX 39891 2133 2097 ALJAWWALSTC-AS, SA 11830 1994 1930 Instituto Costarricense de Electricidad y Telec 22773 2453 1751 ASN-CXA-ALL-CCI-22773-RDC, US 56047 1512 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1482 1407 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 6167 1810 1377 CELLCO-PART, US 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications 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 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 53694 UNALLOCATED 8.225.195.0/24 30372 AS30372, 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 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 23.164.153.0/24 Origin: 215051 IPV4GUARD, DE 23.164.153.0/24 Transit: 202673 OHZ, ES 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 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 /8:13 /9:10 /10:29 /11:41 /12:138 /13:198 /14:525 /15:1033 /16:7070 /17:3323 /18:3873 /19:7210 /20:11148 /21:14252 /22:25794 /23:25764 /24:138264 /25:38 /26:53 /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 2574 5036 UNINET, MX 16509 2152 10680 AMAZON-02, US 22773 1853 2453 ASN-CXA-ALL-CCI-22773-RDC, US 11830 1692 1994 Instituto Costarricense de Electricidad y Telecom., CR 39891 1400 2133 ALJAWWALSTC-AS, SA 7018 1370 3080 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 878 1810 CELLCO-PART, US 19901 830 979 BRSPD-PUBLIC, US 10620 790 1337 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) ---------------------------------------------- 1:40 2:284 3:463 4:5 5:888 6:148 7:5 8:678 11:171 12:1022 13:313 14:107 15:288 16:226 17:6 18:845 20:97 21:4 22:188 23:2065 24:632 25:2 27:37 29:19 31:312 32:26 34:10 35:71 36:1198 37:635 38:1244 39:543 40:52 41:1028 42:163 43:204 44:37 45:3560 46:773 47:97 49:31 50:342 51:369 52:1364 54:275 55:962 56:8 57:17 58:33 59:30 60:16 61:51 62:438 63:779 64:1598 65:1027 66:1382 67:849 68:495 69:992 70:303 71:207 72:555 74:882 75:418 76:212 77:319 78:588 79:243 80:295 81:344 82:294 83:169 84:306 85:501 86:204 87:183 88:217 89:801 90:93 91:925 92:594 93:796 94:576 95:375 96:194 97:48 98:453 99:161 100:13 101:23 102:387 103:1340 104:809 105:137 106:13 107:770 108:428 109:368 110:27 111:1848 112:449 113:38 114:44 115:29 116:42 117:962 118:175 119:116 120:1102 121:37 122:158 123:159 124:74 125:14 128:414 129:315 130:628 131:918 132:574 133:195 134:464 135:104 136:476 137:546 138:957 139:394 140:658 141:440 142:841 143:726 144:405 145:81 146:596 147:437 148:693 149:617 150:313 151:588 152:630 153:136 154:567 155:735 156:688 157:388 158:430 159:645 160:869 161:660 162:802 163:370 164:733 165:752 166:594 167:655 168:1217 169:164 170:1522 171:102 172:1050 173:730 174:221 175:42 176:349 177:1166 178:404 179:779 180:68 181:1513 182:44 183:832 184:439 185:2901 186:1871 187:952 188:647 189:1330 190:3864 191:400 192:4669 193:1783 194:1300 195:895 196:693 197:1022 198:2403 199:4415 200:3401 201:3123 202:1137 203:689 204:2047 205:1923 206:1534 207:1392 208:1156 209:1719 210:373 211:465 212:917 213:752 214:1021 215:42 216:2283 217:400 218:525 219:22 220:186 221:300 222:21 223:653 End of report