IPv4 R&E Routing Table Report 20:15 GMT Sat 27 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: 183909 Prefixes after maximum aggregation (per Origin AS): 82832 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 102477 Number of IPv4 prefixes with a valid ROA: 72906 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 110982 Total ASes present in the Internet Routing Table: 16099 Prefixes per ASN: 11.42 Origin-only ASes present in the Internet Routing Table: 13845 Origin ASes announcing only one prefix: 6337 Transit ASes present in the Internet Routing Table: 2254 Transit-only ASes present in the Internet Routing Table: 625 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: 216 Number of instances of unregistered ASNs: 217 Number of 32-bit ASNs allocated by the RIRs: 45036 Number of 32-bit ASNs visible in the Routing Table: 6109 Prefixes from 32-bit ASNs in the Routing Table: 20943 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: 94 Number of addresses announced to Internet: 1118110877 Equivalent to 66 /8s, 165 /16s and 4 /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: 50145 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30298 Total APNIC prefixes after maximum aggregation: 7234 APNIC Deaggregation factor: 4.19 Prefixes being announced from the APNIC address blocks: 29861 Unique aggregates announced from the APNIC address blocks: 8275 APNIC Region origin ASes present in the Internet Routing Table: 1174 APNIC Prefixes per ASN: 25.44 APNIC Region origin ASes announcing only one prefix: 477 APNIC Region transit ASes present in the Internet Routing Table: 195 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: 504 Number of APNIC addresses announced to Internet: 201884012 Equivalent to 12 /8s, 8 /16s and 129 /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: 84867 Total ARIN prefixes after maximum aggregation: 46462 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83486 Unique aggregates announced from the ARIN address blocks: 51423 ARIN Region origin ASes present in the Internet Routing Table: 7168 ARIN Prefixes per ASN: 11.65 ARIN Region origin ASes announcing only one prefix: 3112 ARIN Region transit ASes present in the Internet Routing Table: 630 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: 652766305 Equivalent to 38 /8s, 232 /16s and 108 /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: 31175 Total RIPE prefixes after maximum aggregation: 16915 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32251 Unique aggregates announced from the RIPE address blocks: 24287 RIPE Region origin ASes present in the Internet Routing Table: 3278 RIPE Prefixes per ASN: 9.84 RIPE Region origin ASes announcing only one prefix: 1418 RIPE Region transit ASes present in the Internet Routing Table: 518 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: 1226 Number of RIPE addresses announced to Internet: 163113936 Equivalent to 9 /8s, 184 /16s and 235 /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: 32506 Total LACNIC prefixes after maximum aggregation: 10200 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 32200 Unique aggregates announced from the LACNIC address blocks: 15429 LACNIC Region origin ASes present in the Internet Routing Table: 3540 LACNIC Prefixes per ASN: 9.10 LACNIC Region origin ASes announcing only one prefix: 1243 LACNIC Region transit ASes present in the Internet Routing Table: 726 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: 2808 Number of LACNIC addresses announced to Internet: 74011392 Equivalent to 4 /8s, 105 /16s and 83 /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: 4847 Total AfriNIC prefixes after maximum aggregation: 1856 AfriNIC Deaggregation factor: 2.61 Prefixes being announced from the AfriNIC address blocks: 6017 Unique aggregates announced from the AfriNIC address blocks: 2975 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 27.99 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 65 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 104 Number of AfriNIC addresses announced to Internet: 26280448 Equivalent to 1 /8s, 145 /16s and 2 /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 10258 11530 3648 AMAZON-02, US 749 3253 54899 2505 DNIC-AS-00749, US 367 2522 3182 1163 DNIC-ASBLK-00306-00371, US 4155 2021 130 1320 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1293 382 592 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 985 4180 736 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 702 60 24 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 553 106 242 CONTABO, DE 212238 468 34 411 CDNEXT, GB 35819 462 469 62 MOBILY-AS Etihad Etisalat Company Mobily, 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 383 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 4766 1552 657 UNINET, MX 3816 1314 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1100 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 231 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 29571 699 57 288 ORANGE-COTE-IVOIRE, CI 24863 663 211 271 LINKdotNET-AS, EG 36914 448 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 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 37480 129 8 34 Cobranet, NG 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 10258 11530 3648 AMAZON-02, US 9808 9674 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 4766 1552 657 UNINET, MX 749 3253 54899 2505 DNIC-AS-00749, US 367 2522 3182 1163 DNIC-ASBLK-00306-00371, US 4155 2021 130 1320 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 4766 4109 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 2522 1359 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 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 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 /15:695 /16:5863 /17:2420 /18:2536 /19:5378 /20:8316 /21:10790 /22:19501 /23:20168 /24:107398 /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 2353 4766 UNINET, MX 16509 2156 10258 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 694 1100 Telefonica del Peru S.A.A., PE 8376 550 702 Jordan Data Communications, JO 7979 439 1024 SERVERS-COM, US 3356 438 837 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:185 3:383 5:385 6:135 7:5 8:620 11:171 12:652 13:312 14:99 15:284 16:180 17:6 18:753 20:33 21:4 22:188 23:1701 24:381 25:2 27:31 29:19 31:166 32:1 34:10 35:60 36:1195 37:385 38:868 39:536 40:27 41:744 42:12 43:172 44:26 45:2787 46:619 47:90 49:13 50:270 51:353 52:1352 54:276 55:929 57:20 58:33 59:34 60:17 61:54 62:323 63:488 64:1437 65:778 66:1141 67:680 68:169 69:719 70:139 71:192 72:367 74:678 75:382 76:186 77:241 78:280 79:159 80:203 81:180 82:221 83:102 84:193 85:312 86:168 87:153 88:175 89:535 90:97 91:600 92:410 93:317 94:474 95:165 96:157 97:34 98:132 99:154 100:11 101:18 102:223 103:1149 104:651 105:77 106:3 107:185 108:306 109:252 110:24 111:1811 112:448 113:35 114:36 115:19 116:34 117:961 118:75 119:105 120:1104 121:37 122:77 123:20 124:57 125:14 128:343 129:269 130:511 131:842 132:534 133:197 134:337 135:82 136:379 137:430 138:839 139:385 140:587 141:329 142:705 143:686 144:335 145:66 146:472 147:381 148:583 149:452 150:289 151:528 152:536 153:115 154:500 155:627 156:442 157:292 158:313 159:554 160:673 161:498 162:653 163:269 164:654 165:387 166:160 167:405 168:1008 169:139 170:1205 171:62 172:915 173:615 174:90 175:48 176:262 177:1004 178:222 179:553 180:53 181:926 182:24 183:831 184:194 185:2343 186:914 187:978 188:510 189:1043 190:2732 191:271 192:3792 193:1313 194:865 195:578 196:418 197:653 198:1975 199:3793 200:2587 201:2266 202:1092 203:650 204:1688 205:1673 206:1138 207:1101 208:870 209:1310 210:346 211:442 212:691 213:583 214:1013 215:42 216:1648 217:275 218:526 219:38 220:30 221:302 222:20 223:635 End of report