IPv4 R&E Routing Table Report 20:15 GMT Sun 12 May, 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: 189177 Prefixes after maximum aggregation (per Origin AS): 83600 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104188 Number of IPv4 prefixes with a valid ROA: 73523 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 115634 Total ASes present in the Internet Routing Table: 15941 Prefixes per ASN: 11.87 Origin-only ASes present in the Internet Routing Table: 13765 Origin ASes announcing only one prefix: 6313 Transit ASes present in the Internet Routing Table: 2176 Transit-only ASes present in the Internet Routing Table: 594 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 224 Number of instances of unregistered ASNs: 224 Number of 32-bit ASNs allocated by the RIRs: 44469 Number of 32-bit ASNs visible in the Routing Table: 5716 Prefixes from 32-bit ASNs in the Routing Table: 18960 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: 97 Number of addresses announced to Internet: 1112586657 Equivalent to 66 /8s, 80 /16s and 185 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 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: 55179 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29997 Total APNIC prefixes after maximum aggregation: 6954 APNIC Deaggregation factor: 4.31 Prefixes being announced from the APNIC address blocks: 29549 Unique aggregates announced from the APNIC address blocks: 7967 APNIC Region origin ASes present in the Internet Routing Table: 1147 APNIC Prefixes per ASN: 25.76 APNIC Region origin ASes announcing only one prefix: 459 APNIC Region transit ASes present in the Internet Routing Table: 204 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 500 Number of APNIC addresses announced to Internet: 200184944 Equivalent to 11 /8s, 238 /16s and 148 /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: 88493 Total ARIN prefixes after maximum aggregation: 48249 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87184 Unique aggregates announced from the ARIN address blocks: 54261 ARIN Region origin ASes present in the Internet Routing Table: 7445 ARIN Prefixes per ASN: 11.71 ARIN Region origin ASes announcing only one prefix: 3216 ARIN Region transit ASes present in the Internet Routing Table: 670 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: 1534 Number of ARIN addresses announced to Internet: 653909345 Equivalent to 38 /8s, 249 /16s and 221 /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: 35847 Total RIPE prefixes after maximum aggregation: 16902 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 36580 Unique aggregates announced from the RIPE address blocks: 24347 RIPE Region origin ASes present in the Internet Routing Table: 3432 RIPE Prefixes per ASN: 10.66 RIPE Region origin ASes announcing only one prefix: 1467 RIPE Region transit ASes present in the Internet Routing Table: 534 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1261 Number of RIPE addresses announced to Internet: 159595984 Equivalent to 9 /8s, 131 /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: 29965 Total LACNIC prefixes after maximum aggregation: 9559 LACNIC Deaggregation factor: 3.13 Prefixes being announced from the LACNIC address blocks: 29655 Unique aggregates announced from the LACNIC address blocks: 14579 LACNIC Region origin ASes present in the Internet Routing Table: 3016 LACNIC Prefixes per ASN: 9.83 LACNIC Region origin ASes announcing only one prefix: 1080 LACNIC Region transit ASes present in the Internet Routing Table: 602 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: 2318 Number of LACNIC addresses announced to Internet: 71522304 Equivalent to 4 /8s, 67 /16s and 88 /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: 4651 Total AfriNIC prefixes after maximum aggregation: 1759 AfriNIC Deaggregation factor: 2.64 Prefixes being announced from the AfriNIC address blocks: 6112 Unique aggregates announced from the AfriNIC address blocks: 2944 AfriNIC Region origin ASes present in the Internet Routing Table: 213 AfriNIC Prefixes per ASN: 28.69 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 67 Average AfriNIC Region AS path length visible: 5.8 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 103 Number of AfriNIC addresses announced to Internet: 27286272 Equivalent to 1 /8s, 160 /16s and 91 /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 8742 61 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 CMNET-JIANGSU-AP China Mobile communica 56041 1448 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 724 10640 154 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 56040 449 489 108 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 9915 11373 3518 AMAZON-02, US 749 3225 54904 2477 DNIC-AS-00749, US 367 2798 3471 1315 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1785 115 1243 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1597 105 891 CABLEONE, US 5972 1370 390 624 DNIC-ASBLK-05800-06055, US 7979 1014 67 200 SERVERS-COM, US 855 962 255 82 CANET-ASN-4, CA 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 1324 110 1068 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 805 1030 146 SAUDINETSTC-AS, SA 8376 718 60 22 Jordan Data Communications, JO 8452 621 1841 11 TE-AS TE-AS, EG 51167 508 98 213 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 407 406 84 MOBILY-AS Etihad Etisalat Company Mobil 13046 389 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 5150 1417 768 UNINET, MX 3816 1320 789 194 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1098 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 753 1126 30 TELEFONICA BRASIL S.A, BR 26599 539 2819 83 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 490 66 214 Mega Cable, S.A. de C.V., MX 27983 230 23 124 Red Intercable Digital S.A., AR 22724 229 15 100 PUNTONET S.A., EC 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 29571 719 60 177 ORANGE-COTE-IVOIRE, CI 24863 640 212 261 LINKdotNET-AS, EG 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 205 257 171 ETISALAT-MISR, EG 36914 203 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 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 9915 11373 3518 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5150 1417 768 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3225 54904 2477 DNIC-AS-00749, US 367 2798 3471 1315 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1785 115 1243 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1597 105 891 CABLEONE, US 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 9590 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5150 4382 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2798 1483 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1320 1126 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 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 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 1835 FSKNET-DK Forskningsnettet - Danish network for Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 RESERVED, ZZ 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 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 /8:11 /9:6 /10:17 /11:30 /12:92 /13:124 /14:355 /15:690 /16:5922 /17:2480 /18:2561 /19:5359 /20:8609 /21:10638 /22:19802 /23:20505 /24:111726 /25:75 /26:49 /27:69 /28:19 /29:20 /30:14 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2800 5150 UNINET, MX 16509 2108 9915 AMAZON-02, US 11492 1207 1597 CABLEONE, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 883 1042 Instituto Costarricense de Electricidad y Telec 19901 732 873 BRSPD-PUBLIC, US 6147 693 1098 Telefonica del Peru S.A.A., PE 8376 567 718 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:12 2:375 3:342 5:1089 6:150 7:5 8:614 11:171 12:656 13:308 14:101 15:282 16:178 17:6 18:739 20:34 21:4 22:188 23:1871 24:730 25:2 27:27 29:19 31:202 32:1 34:11 35:57 36:1174 37:412 38:966 39:524 40:11 41:611 42:13 43:180 44:37 45:2405 46:629 47:102 49:13 50:271 51:474 52:1363 54:274 55:999 57:16 58:7 59:35 60:19 61:62 62:329 63:496 64:1538 65:817 66:1265 67:820 68:171 69:834 70:148 71:196 72:459 74:726 75:394 76:209 77:317 78:509 79:174 80:195 81:204 82:181 83:106 84:178 85:365 86:154 87:150 88:116 89:520 90:98 91:556 92:420 93:795 94:492 95:1099 96:371 97:31 98:136 99:151 100:23 101:20 102:277 103:1090 104:760 105:144 106:3 107:211 108:309 109:263 110:36 111:1789 112:445 113:47 114:32 115:15 116:33 117:962 118:71 119:103 120:1076 121:18 122:86 123:23 124:58 125:12 128:363 129:292 130:514 131:820 132:501 133:195 134:334 135:72 136:350 137:416 138:769 139:400 140:595 141:323 142:710 143:604 144:332 145:64 146:492 147:392 148:615 149:484 150:291 151:580 152:582 153:119 154:494 155:684 156:442 157:284 158:314 159:685 160:990 161:462 162:704 163:286 164:643 165:393 166:98 167:402 168:909 169:147 170:1244 171:63 172:910 173:796 174:185 175:41 176:414 177:713 178:378 179:503 180:50 181:929 182:25 183:827 184:313 185:2348 186:816 187:729 188:587 189:1072 190:2744 191:183 192:3886 193:1272 194:838 195:568 196:408 197:343 198:1987 199:3632 200:2421 201:2425 202:1075 203:622 204:1777 205:1698 206:1161 207:1157 208:936 209:1447 210:341 211:431 212:687 213:555 214:1003 215:42 216:1773 217:291 218:524 219:24 220:29 221:302 222:22 223:636 End of report