IPv4 R&E Routing Table Report 20:15 GMT Sun 28 Jul, 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: 183927 Prefixes after maximum aggregation (per Origin AS): 82730 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 102328 Number of IPv4 prefixes with a valid ROA: 72914 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 110992 Total ASes present in the Internet Routing Table: 16122 Prefixes per ASN: 11.41 Origin-only ASes present in the Internet Routing Table: 13859 Origin ASes announcing only one prefix: 6342 Transit ASes present in the Internet Routing Table: 2263 Transit-only ASes present in the Internet Routing Table: 627 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 215 Number of instances of unregistered ASNs: 216 Number of 32-bit ASNs allocated by the RIRs: 45047 Number of 32-bit ASNs visible in the Routing Table: 6127 Prefixes from 32-bit ASNs in the Routing Table: 21120 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: 93 Number of addresses announced to Internet: 1118007453 Equivalent to 66 /8s, 163 /16s and 112 /24s Percentage of available address space announced: 30.2 Percentage of allocated address space announced: 30.2 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: 50139 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30339 Total APNIC prefixes after maximum aggregation: 7261 APNIC Deaggregation factor: 4.18 Prefixes being announced from the APNIC address blocks: 29904 Unique aggregates announced from the APNIC address blocks: 8313 APNIC Region origin ASes present in the Internet Routing Table: 1181 APNIC Prefixes per ASN: 25.32 APNIC Region origin ASes announcing only one prefix: 479 APNIC Region transit ASes present in the Internet Routing Table: 200 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: 510 Number of APNIC addresses announced to Internet: 201859436 Equivalent to 12 /8s, 8 /16s and 33 /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: 84932 Total ARIN prefixes after maximum aggregation: 46505 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83526 Unique aggregates announced from the ARIN address blocks: 51420 ARIN Region origin ASes present in the Internet Routing Table: 7174 ARIN Prefixes per ASN: 11.64 ARIN Region origin ASes announcing only one prefix: 3112 ARIN Region transit ASes present in the Internet Routing Table: 633 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: 1467 Number of ARIN addresses announced to Internet: 652799841 Equivalent to 38 /8s, 232 /16s and 239 /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: 30961 Total RIPE prefixes after maximum aggregation: 16723 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 32039 Unique aggregates announced from the RIPE address blocks: 24070 RIPE Region origin ASes present in the Internet Routing Table: 3266 RIPE Prefixes per ASN: 9.81 RIPE Region origin ASes announcing only one prefix: 1415 RIPE Region transit ASes present in the Internet Routing Table: 515 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1224 Number of RIPE addresses announced to Internet: 162756048 Equivalent to 9 /8s, 179 /16s and 117 /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: 32665 Total LACNIC prefixes after maximum aggregation: 10240 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 32335 Unique aggregates announced from the LACNIC address blocks: 15522 LACNIC Region origin ASes present in the Internet Routing Table: 3554 LACNIC Prefixes per ASN: 9.10 LACNIC Region origin ASes announcing only one prefix: 1247 LACNIC Region transit ASes present in the Internet Routing Table: 729 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: 2817 Number of LACNIC addresses announced to Internet: 74117632 Equivalent to 4 /8s, 106 /16s and 242 /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: 4815 Total AfriNIC prefixes after maximum aggregation: 1837 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 6030 Unique aggregates announced from the AfriNIC address blocks: 2916 AfriNIC Region origin ASes present in the Internet Routing Table: 221 AfriNIC Prefixes per ASN: 27.29 AfriNIC Region origin ASes announcing only one prefix: 89 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 109 Number of AfriNIC addresses announced to Internet: 26419968 Equivalent to 1 /8s, 147 /16s and 35 /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 9674 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 622 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 487 490 108 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 10242 11526 3656 AMAZON-02, US 749 3253 54899 2505 DNIC-AS-00749, US 367 2526 3182 1166 DNIC-ASBLK-00306-00371, US 4155 2020 130 1318 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1302 384 581 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 986 4180 737 AMAZON-AES, US 855 966 255 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 20940 1210 97 995 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 694 60 24 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 553 106 242 CONTABO, DE 212238 469 34 412 CDNEXT, GB 35819 426 424 50 MOBILY-AS Etihad Etisalat Company Mobily, 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 4859 1579 669 UNINET, MX 3816 1314 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1098 369 22 Telefonica del Peru S.A.A., PE 11830 1087 324 6 Instituto Costarricense de Electricidad y 18881 875 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 534 73 231 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 343 44 284 Telmex Colombia S.A., CO 27843 229 20 33 WIN EMPRESAS S.A.C., PE 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 663 211 271 LINKdotNET-AS, EG 29571 540 48 255 ORANGE-COTE-IVOIRE, CI 36914 444 82 3 KENET-AS, KE 2018 380 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 21003 149 73 14 GPTC-AS, LY 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 24835 142 142 85 RAYA-AS, EG 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 10242 11526 3656 AMAZON-02, US 9808 9674 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 4859 1579 669 UNINET, MX 749 3253 54899 2505 DNIC-AS-00749, US 367 2526 3182 1166 DNIC-ASBLK-00306-00371, US 4155 2020 130 1318 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 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 9674 9600 CHINAMOBILE-CN China Mobile Communications Grou 8151 4859 4190 UNINET, MX 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 367 2526 1360 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1314 1112 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec 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 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 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 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 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 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 /10:18 /11:30 /12:91 /13:126 /14:357 /15:694 /16:5864 /17:2426 /18:2549 /19:5369 /20:8334 /21:10777 /22:19417 /23:20145 /24:107508 /25:42 /26:46 /27:67 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2383 4859 UNINET, MX 16509 2149 10242 AMAZON-02, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 789 938 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US 6147 692 1098 Telefonica del Peru S.A.A., PE 8376 543 694 Jordan Data Communications, JO 3356 439 839 LEVEL3, US 7979 439 1024 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:183 3:383 5:384 6:135 7:5 8:619 11:171 12:652 13:310 14:98 15:284 16:181 17:6 18:753 20:33 21:4 22:188 23:1700 24:381 25:2 27:31 29:19 31:166 32:1 34:10 35:60 36:1195 37:376 38:837 39:536 40:27 41:735 42:12 43:177 44:26 45:2790 46:616 47:90 49:15 50:269 51:353 52:1352 54:276 55:929 57:20 58:33 59:35 60:17 61:54 62:341 63:487 64:1437 65:778 66:1142 67:680 68:169 69:718 70:139 71:192 72:367 74:678 75:382 76:186 77:241 78:279 79:157 80:203 81:176 82:221 83:103 84:191 85:310 86:167 87:145 88:173 89:535 90:96 91:594 92:410 93:313 94:471 95:167 96:157 97:34 98:132 99:153 100:11 101:18 102:248 103:1159 104:651 105:119 106:3 107:184 108:306 109:252 110:24 111:1823 112:448 113:35 114:53 115:18 116:34 117:961 118:76 119:105 120:1104 121:38 122:77 123:20 124:57 125:14 128:345 129:269 130:510 131:843 132:534 133:197 134:337 135:82 136:380 137:431 138:844 139:385 140:586 141:326 142:705 143:685 144:335 145:66 146:472 147:405 148:583 149:452 150:289 151:527 152:536 153:116 154:499 155:628 156:441 157:290 158:313 159:555 160:607 161:498 162:653 163:268 164:656 165:387 166:160 167:405 168:1010 169:138 170:1208 171:62 172:919 173:616 174:90 175:48 176:261 177:1028 178:222 179:561 180:53 181:929 182:36 183:831 184:194 185:2344 186:912 187:967 188:509 189:1063 190:2732 191:269 192:3793 193:1306 194:863 195:578 196:413 197:651 198:1985 199:3792 200:2592 201:2264 202:1093 203:651 204:1699 205:1691 206:1147 207:1103 208:876 209:1312 210:348 211:442 212:692 213:577 214:1017 215:42 216:1652 217:272 218:526 219:38 220:30 221:302 222:20 223:635 End of report