IPv4 R&E Routing Table Report 20:15 GMT Mon 13 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: 189712 Prefixes after maximum aggregation (per Origin AS): 83819 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104522 Number of IPv4 prefixes with a valid ROA: 74006 Number of IPv4 prefixes with an invalid ROA: 18 Number of IPv4 prefixes with no ROA: 115688 Total ASes present in the Internet Routing Table: 15944 Prefixes per ASN: 11.90 Origin-only ASes present in the Internet Routing Table: 13779 Origin ASes announcing only one prefix: 6306 Transit ASes present in the Internet Routing Table: 2165 Transit-only ASes present in the Internet Routing Table: 596 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: 223 Number of instances of unregistered ASNs: 223 Number of 32-bit ASNs allocated by the RIRs: 44470 Number of 32-bit ASNs visible in the Routing Table: 5695 Prefixes from 32-bit ASNs in the Routing Table: 18931 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: 95 Number of addresses announced to Internet: 1113439905 Equivalent to 66 /8s, 93 /16s and 190 /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: 55544 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30010 Total APNIC prefixes after maximum aggregation: 6966 APNIC Deaggregation factor: 4.31 Prefixes being announced from the APNIC address blocks: 29558 Unique aggregates announced from the APNIC address blocks: 7976 APNIC Region origin ASes present in the Internet Routing Table: 1146 APNIC Prefixes per ASN: 25.79 APNIC Region origin ASes announcing only one prefix: 458 APNIC Region transit ASes present in the Internet Routing Table: 203 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 500 Number of APNIC addresses announced to Internet: 200204144 Equivalent to 11 /8s, 238 /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: 88538 Total ARIN prefixes after maximum aggregation: 48304 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87218 Unique aggregates announced from the ARIN address blocks: 54263 ARIN Region origin ASes present in the Internet Routing Table: 7450 ARIN Prefixes per ASN: 11.71 ARIN Region origin ASes announcing only one prefix: 3220 ARIN Region transit ASes present in the Internet Routing Table: 669 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: 1537 Number of ARIN addresses announced to Internet: 653878625 Equivalent to 38 /8s, 249 /16s and 101 /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: 36049 Total RIPE prefixes after maximum aggregation: 17006 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 36796 Unique aggregates announced from the RIPE address blocks: 24525 RIPE Region origin ASes present in the Internet Routing Table: 3452 RIPE Prefixes per ASN: 10.66 RIPE Region origin ASes announcing only one prefix: 1464 RIPE Region transit ASes present in the Internet Routing Table: 532 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: 1264 Number of RIPE addresses announced to Internet: 159738576 Equivalent to 9 /8s, 133 /16s and 106 /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: 30080 Total LACNIC prefixes after maximum aggregation: 9600 LACNIC Deaggregation factor: 3.13 Prefixes being announced from the LACNIC address blocks: 29775 Unique aggregates announced from the LACNIC address blocks: 14677 LACNIC Region origin ASes present in the Internet Routing Table: 3001 LACNIC Prefixes per ASN: 9.92 LACNIC Region origin ASes announcing only one prefix: 1078 LACNIC Region transit ASes present in the Internet Routing Table: 591 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: 2292 Number of LACNIC addresses announced to Internet: 71638272 Equivalent to 4 /8s, 69 /16s and 29 /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: 4812 Total AfriNIC prefixes after maximum aggregation: 1767 AfriNIC Deaggregation factor: 2.72 Prefixes being announced from the AfriNIC address blocks: 6270 Unique aggregates announced from the AfriNIC address blocks: 2993 AfriNIC Region origin ASes present in the Internet Routing Table: 205 AfriNIC Prefixes per ASN: 30.59 AfriNIC Region origin ASes announcing only one prefix: 86 AfriNIC Region transit ASes present in the Internet Routing Table: 68 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: 102 Number of AfriNIC addresses announced to Internet: 27892992 Equivalent to 1 /8s, 169 /16s and 157 /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 723 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 9900 11376 3532 AMAZON-02, US 749 3225 54904 2477 DNIC-AS-00749, US 367 2813 3476 1324 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1793 115 1244 USDA-1, US 209 1702 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1597 105 891 CABLEONE, US 5972 1347 387 612 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 721 60 22 Jordan Data Communications, JO 8452 615 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 388 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 5223 1444 778 UNINET, MX 3816 1321 789 189 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1099 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 752 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 24863 749 229 297 LINKdotNET-AS, EG 29571 719 60 177 ORANGE-COTE-IVOIRE, CI 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36914 256 82 3 KENET-AS, KE 36992 205 257 171 ETISALAT-MISR, EG 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 9900 11376 3532 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5223 1444 778 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3225 54904 2477 DNIC-AS-00749, US 367 2813 3476 1324 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1793 115 1244 USDA-1, US 209 1702 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 5223 4445 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2813 1489 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1702 1389 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 1321 1132 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 /13:125 /14:355 /15:690 /16:5930 /17:2483 /18:2559 /19:5383 /20:8608 /21:10694 /22:19869 /23:20553 /24:112057 /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 2816 5223 UNINET, MX 16509 2113 9900 AMAZON-02, US 11492 1207 1597 CABLEONE, US 209 961 1702 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 883 1042 Instituto Costarricense de Electricidad y Telec 19901 733 874 BRSPD-PUBLIC, US 6147 694 1099 Telefonica del Peru S.A.A., PE 8376 568 721 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:376 3:342 5:1095 6:150 7:5 8:613 11:171 12:657 13:306 14:102 15:282 16:178 17:6 18:739 20:34 21:4 22:188 23:1872 24:734 25:2 27:27 29:19 31:204 32:1 34:11 35:57 36:1174 37:412 38:964 39:524 40:11 41:689 42:14 43:179 44:36 45:2411 46:630 47:102 49:13 50:273 51:474 52:1363 54:273 55:1002 57:16 58:7 59:35 60:19 61:62 62:335 63:498 64:1549 65:817 66:1266 67:820 68:171 69:836 70:148 71:196 72:460 74:723 75:394 76:209 77:316 78:514 79:175 80:202 81:203 82:178 83:108 84:178 85:367 86:154 87:150 88:116 89:520 90:98 91:592 92:420 93:793 94:493 95:1106 96:371 97:31 98:136 99:151 100:23 101:20 102:256 103:1085 104:764 105:130 106:3 107:201 108:310 109:272 110:36 111:1789 112:445 113:47 114:32 115:15 116:33 117:962 118:71 119:103 120:1076 121:18 122:86 123:23 124:57 125:12 128:361 129:290 130:512 131:815 132:500 133:195 134:335 135:45 136:368 137:415 138:767 139:399 140:594 141:323 142:710 143:601 144:333 145:65 146:493 147:389 148:617 149:485 150:291 151:580 152:582 153:119 154:492 155:686 156:444 157:284 158:319 159:686 160:997 161:459 162:703 163:287 164:651 165:392 166:97 167:398 168:917 169:148 170:1242 171:63 172:914 173:796 174:185 175:41 176:414 177:703 178:384 179:509 180:50 181:926 182:25 183:827 184:312 185:2381 186:797 187:846 188:577 189:1105 190:2746 191:184 192:3892 193:1273 194:836 195:567 196:410 197:339 198:1992 199:3642 200:2418 201:2409 202:1070 203:625 204:1777 205:1700 206:1165 207:1159 208:938 209:1446 210:341 211:431 212:687 213:556 214:1003 215:42 216:1776 217:316 218:524 219:24 220:38 221:302 222:22 223:634 End of report