IPv4 R&E Routing Table Report 20:15 GMT Fri 26 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: 183961 Prefixes after maximum aggregation (per Origin AS): 82560 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 102041 Number of IPv4 prefixes with a valid ROA: 72883 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 111058 Total ASes present in the Internet Routing Table: 16087 Prefixes per ASN: 11.44 Origin-only ASes present in the Internet Routing Table: 13837 Origin ASes announcing only one prefix: 6337 Transit ASes present in the Internet Routing Table: 2250 Transit-only ASes present in the Internet Routing Table: 620 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: 230 Number of instances of unregistered ASNs: 231 Number of 32-bit ASNs allocated by the RIRs: 45036 Number of 32-bit ASNs visible in the Routing Table: 6102 Prefixes from 32-bit ASNs in the Routing Table: 20958 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: 1119868061 Equivalent to 66 /8s, 191 /16s and 212 /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: 50152 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30286 Total APNIC prefixes after maximum aggregation: 7230 APNIC Deaggregation factor: 4.19 Prefixes being announced from the APNIC address blocks: 29856 Unique aggregates announced from the APNIC address blocks: 8270 APNIC Region origin ASes present in the Internet Routing Table: 1172 APNIC Prefixes per ASN: 25.47 APNIC Region origin ASes announcing only one prefix: 476 APNIC Region transit ASes present in the Internet Routing Table: 196 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: 502 Number of APNIC addresses announced to Internet: 202014572 Equivalent to 12 /8s, 10 /16s and 127 /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: 84992 Total ARIN prefixes after maximum aggregation: 46536 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83538 Unique aggregates announced from the ARIN address blocks: 51469 ARIN Region origin ASes present in the Internet Routing Table: 7172 ARIN Prefixes per ASN: 11.65 ARIN Region origin ASes announcing only one prefix: 3114 ARIN Region transit ASes present in the Internet Routing Table: 629 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: 1469 Number of ARIN addresses announced to Internet: 653062241 Equivalent to 38 /8s, 236 /16s and 240 /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: 31100 Total RIPE prefixes after maximum aggregation: 16850 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 32184 Unique aggregates announced from the RIPE address blocks: 24227 RIPE Region origin ASes present in the Internet Routing Table: 3273 RIPE Prefixes per ASN: 9.83 RIPE Region origin ASes announcing only one prefix: 1414 RIPE Region transit ASes present in the Internet Routing Table: 517 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: 162797776 Equivalent to 9 /8s, 180 /16s and 24 /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: 32510 Total LACNIC prefixes after maximum aggregation: 10195 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 32212 Unique aggregates announced from the LACNIC address blocks: 15467 LACNIC Region origin ASes present in the Internet Routing Table: 3534 LACNIC Prefixes per ASN: 9.11 LACNIC Region origin ASes announcing only one prefix: 1245 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: 2803 Number of LACNIC addresses announced to Internet: 74099712 Equivalent to 4 /8s, 106 /16s and 172 /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: 4843 Total AfriNIC prefixes after maximum aggregation: 1576 AfriNIC Deaggregation factor: 3.07 Prefixes being announced from the AfriNIC address blocks: 6077 Unique aggregates announced from the AfriNIC address blocks: 2520 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 28.27 AfriNIC Region origin ASes announcing only one prefix: 88 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: 27838976 Equivalent to 1 /8s, 168 /16s and 202 /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 10269 11565 3646 AMAZON-02, US 749 3253 54899 2505 DNIC-AS-00749, US 367 2540 3185 1176 DNIC-ASBLK-00306-00371, US 4155 2021 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 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 707 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 382 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 4859 1579 669 UNINET, MX 3816 1315 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 536 73 232 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 24863 748 389 16 LINKdotNET-AS, EG 29571 540 48 255 ORANGE-COTE-IVOIRE, CI 36914 452 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 10269 11565 3646 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 2540 3185 1176 DNIC-ASBLK-00306-00371, US 4155 2021 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 2540 1364 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1315 1113 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 /13:129 /14:358 /15:697 /16:5881 /17:2425 /18:2540 /19:5405 /20:8288 /21:10839 /22:19525 /23:20157 /24:107356 /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 2382 4859 UNINET, MX 16509 2157 10269 AMAZON-02, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 789 937 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US 6147 694 1100 Telefonica del Peru S.A.A., PE 8376 554 707 Jordan Data Communications, JO 36914 442 452 KENET-AS, KE 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 2:184 3:384 5:394 6:135 7:5 8:621 11:171 12:652 13:313 14:99 15:285 16:182 17:6 18:753 20:33 21:4 22:188 23:1709 24:382 25:2 27:34 29:19 31:164 32:1 34:10 35:60 36:1195 37:393 38:812 39:536 40:27 41:722 42:12 43:172 44:26 45:2761 46:615 47:88 49:13 50:271 51:353 52:1356 54:276 55:927 57:20 58:33 59:34 60:17 61:54 62:323 63:486 64:1437 65:780 66:1141 67:678 68:165 69:717 70:139 71:193 72:368 74:680 75:382 76:186 77:241 78:279 79:159 80:203 81:181 82:219 83:101 84:196 85:341 86:170 87:151 88:175 89:534 90:97 91:599 92:410 93:314 94:474 95:166 96:158 97:34 98:132 99:154 100:11 101:18 102:223 103:1129 104:652 105:77 106:3 107:186 108:306 109:259 110:24 111:1812 112:447 113:35 114:36 115:19 116:34 117:962 118:75 119:105 120:1104 121:37 122:77 123:20 124:57 125:19 128:345 129:269 130:510 131:841 132:536 133:197 134:338 135:82 136:385 137:433 138:841 139:385 140:579 141:327 142:708 143:687 144:335 145:66 146:465 147:380 148:583 149:444 150:290 151:528 152:536 153:116 154:496 155:625 156:440 157:292 158:314 159:555 160:607 161:498 162:660 163:270 164:657 165:388 166:161 167:406 168:1017 169:139 170:1208 171:68 172:927 173:617 174:90 175:48 176:262 177:1034 178:222 179:555 180:53 181:925 182:24 183:829 184:193 185:2345 186:917 187:951 188:512 189:1057 190:2702 191:270 192:3788 193:1310 194:867 195:578 196:414 197:676 198:1971 199:3798 200:2579 201:2263 202:1091 203:652 204:1700 205:1691 206:1141 207:1099 208:868 209:1314 210:346 211:442 212:695 213:580 214:1022 215:42 216:1658 217:274 218:526 219:38 220:30 221:302 222:20 223:635 End of report