IPv4 R&E Routing Table Report 20:15 GMT Sun 02 Jun, 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: 192362 Prefixes after maximum aggregation (per Origin AS): 84982 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 106055 Number of IPv4 prefixes with a valid ROA: 77078 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 115264 Total ASes present in the Internet Routing Table: 16135 Prefixes per ASN: 11.92 Origin-only ASes present in the Internet Routing Table: 13941 Origin ASes announcing only one prefix: 6416 Transit ASes present in the Internet Routing Table: 2194 Transit-only ASes present in the Internet Routing Table: 610 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: 27 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 253 Number of instances of unregistered ASNs: 253 Number of 32-bit ASNs allocated by the RIRs: 44644 Number of 32-bit ASNs visible in the Routing Table: 5815 Prefixes from 32-bit ASNs in the Routing Table: 19967 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: 111 Number of addresses announced to Internet: 1121853085 Equivalent to 66 /8s, 222 /16s and 30 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 56894 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30314 Total APNIC prefixes after maximum aggregation: 7185 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29846 Unique aggregates announced from the APNIC address blocks: 8146 APNIC Region origin ASes present in the Internet Routing Table: 1181 APNIC Prefixes per ASN: 25.27 APNIC Region origin ASes announcing only one prefix: 483 APNIC Region transit ASes present in the Internet Routing Table: 202 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 525 Number of APNIC addresses announced to Internet: 201648492 Equivalent to 12 /8s, 4 /16s and 233 /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: 88916 Total ARIN prefixes after maximum aggregation: 48552 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87515 Unique aggregates announced from the ARIN address blocks: 54703 ARIN Region origin ASes present in the Internet Routing Table: 7466 ARIN Prefixes per ASN: 11.72 ARIN Region origin ASes announcing only one prefix: 3246 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: 1543 Number of ARIN addresses announced to Internet: 655257697 Equivalent to 39 /8s, 14 /16s and 112 /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: 37210 Total RIPE prefixes after maximum aggregation: 17702 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 37978 Unique aggregates announced from the RIPE address blocks: 25499 RIPE Region origin ASes present in the Internet Routing Table: 3526 RIPE Prefixes per ASN: 10.77 RIPE Region origin ASes announcing only one prefix: 1514 RIPE Region transit ASes present in the Internet Routing Table: 543 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1304 Number of RIPE addresses announced to Internet: 161529296 Equivalent to 9 /8s, 160 /16s and 189 /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: 30610 Total LACNIC prefixes after maximum aggregation: 9489 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 30353 Unique aggregates announced from the LACNIC address blocks: 14629 LACNIC Region origin ASes present in the Internet Routing Table: 3015 LACNIC Prefixes per ASN: 10.07 LACNIC Region origin ASes announcing only one prefix: 1077 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: 2314 Number of LACNIC addresses announced to Internet: 72931072 Equivalent to 4 /8s, 88 /16s and 215 /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: 5059 Total AfriNIC prefixes after maximum aggregation: 1880 AfriNIC Deaggregation factor: 2.69 Prefixes being announced from the AfriNIC address blocks: 6559 Unique aggregates announced from the AfriNIC address blocks: 2981 AfriNIC Region origin ASes present in the Internet Routing Table: 241 AfriNIC Prefixes per ASN: 27.22 AfriNIC Region origin ASes announcing only one prefix: 96 AfriNIC Region transit ASes present in the Internet Routing Table: 70 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 129 Number of AfriNIC addresses announced to Internet: 30426112 Equivalent to 1 /8s, 208 /16s and 68 /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 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1482 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1453 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 789 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 717 10639 152 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 56040 491 490 109 CMNET-GUANGDONG-AP China Mobile communi 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 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 9967 11390 3547 AMAZON-02, US 749 3222 54904 2474 DNIC-AS-00749, US 367 2774 3385 1298 DNIC-ASBLK-00306-00371, US 4155 1866 120 1265 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1698 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 CABLEONE, US 5972 1331 387 601 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 956 271 83 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 1280 104 1036 AKAMAI-ASN1, NL 3215 898 4830 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 713 60 22 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 534 102 230 CONTABO, DE 212238 508 37 441 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 57878 382 31 188 PRAGER-IT, AT 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 5596 1592 748 UNINET, MX 3816 1323 784 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1087 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 758 1126 30 TELEFONICA BRASIL S.A, BR 26599 550 2827 83 TELEFONICA BRASIL S.A, BR 13999 493 68 215 Mega Cable, S.A. de C.V., MX 22047 403 342 16 VTR BANDA ANCHA S.A., CL 10620 381 47 316 Telmex Colombia S.A., CO 27983 237 23 127 Red Intercable Digital S.A., AR 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 630 205 255 LINKdotNET-AS, EG 24835 392 396 29 RAYA-AS, EG 2018 375 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 316 44 120 ORANGE-COTE-IVOIRE, CI 36914 249 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36903 140 63 121 MT-MPLS, MA 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 9967 11390 3547 AMAZON-02, US 9808 9648 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5596 1592 748 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3222 54904 2474 DNIC-AS-00749, US 367 2774 3385 1298 DNIC-ASBLK-00306-00371, US 4155 1866 120 1265 USDA-1, US 11776 1862 256 220 ATLANTICBB-JOHNSTOWN, US 209 1698 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 891 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 9648 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5596 4848 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1862 1642 ATLANTICBB-JOHNSTOWN, US 367 2774 1476 DNIC-ASBLK-00306-00371, US 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1698 1387 CENTURYLINK-US-LEGACY-QWEST, US 56041 1453 1380 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1482 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1323 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 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 13342 UNALLOCATED 12.164.235.0/24 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 41.77.208.0/22 Origin: 37475 RESERVED, ZZ 41.77.208.0/22 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 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 /11:31 /12:93 /13:125 /14:359 /15:702 /16:5959 /17:2478 /18:2576 /19:5486 /20:8756 /21:10958 /22:20028 /23:20734 /24:113821 /25:67 /26:39 /27:65 /28:19 /29:16 /30:12 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2982 5596 UNINET, MX 16509 2106 9967 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 960 1698 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1862 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 749 890 BRSPD-PUBLIC, US 6147 680 1087 Telefonica del Peru S.A.A., PE 8376 558 713 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 2:381 3:337 5:1120 6:148 7:5 8:634 11:171 12:662 13:307 14:100 15:283 16:181 17:5 18:739 20:33 21:4 22:188 23:1897 24:734 25:2 27:27 29:19 31:209 32:1 34:10 35:59 36:1179 37:439 38:843 39:527 40:11 41:814 42:13 43:170 44:34 45:2466 46:646 47:98 49:13 50:295 51:478 52:1369 54:276 55:975 57:14 58:6 59:38 60:17 61:64 62:348 63:508 64:1560 65:823 66:1281 67:840 68:177 69:821 70:139 71:193 72:475 74:732 75:390 76:211 77:340 78:579 79:191 80:234 81:192 82:221 83:131 84:205 85:369 86:163 87:164 88:159 89:564 90:97 91:618 92:439 93:830 94:517 95:1120 96:363 97:34 98:139 99:147 100:23 101:21 102:216 103:1149 104:785 105:145 106:3 107:175 108:310 109:278 110:40 111:1785 112:447 113:42 114:33 115:16 116:31 117:962 118:72 119:113 120:1087 121:18 122:85 123:21 124:58 125:14 128:363 129:282 130:509 131:830 132:505 133:195 134:345 135:89 136:376 137:431 138:787 139:398 140:592 141:322 142:708 143:595 144:329 145:64 146:501 147:400 148:585 149:497 150:295 151:579 152:581 153:119 154:595 155:689 156:455 157:272 158:318 159:680 160:732 161:479 162:705 163:289 164:645 165:399 166:104 167:392 168:965 169:158 170:1263 171:66 172:943 173:821 174:194 175:41 176:418 177:755 178:351 179:517 180:57 181:997 182:21 183:832 184:309 185:2517 186:784 187:813 188:632 189:1130 190:2770 191:246 192:3932 193:1323 194:883 195:602 196:425 197:437 198:2001 199:3723 200:2474 201:2400 202:1067 203:639 204:1782 205:1684 206:1196 207:1151 208:944 209:1417 210:344 211:433 212:712 213:585 214:1028 215:42 216:1797 217:338 218:525 219:23 220:29 221:303 222:20 223:636 End of report