IPv4 R&E Routing Table Report 20:15 GMT Tue 11 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: 189919 Prefixes after maximum aggregation (per Origin AS): 83804 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104251 Number of IPv4 prefixes with a valid ROA: 77122 Number of IPv4 prefixes with an invalid ROA: 15 Number of IPv4 prefixes with no ROA: 112782 Total ASes present in the Internet Routing Table: 15855 Prefixes per ASN: 11.98 Origin-only ASes present in the Internet Routing Table: 13699 Origin ASes announcing only one prefix: 6318 Transit ASes present in the Internet Routing Table: 2156 Transit-only ASes present in the Internet Routing Table: 614 Paths with bogon ASNs present in the IPv4 Routing Table: 4 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: 216 Number of 32-bit ASNs allocated by the RIRs: 44730 Number of 32-bit ASNs visible in the Routing Table: 5669 Prefixes from 32-bit ASNs in the Routing Table: 19523 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: 91 Number of addresses announced to Internet: 1119569053 Equivalent to 66 /8s, 187 /16s and 68 /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: 55666 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30241 Total APNIC prefixes after maximum aggregation: 7200 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29774 Unique aggregates announced from the APNIC address blocks: 8134 APNIC Region origin ASes present in the Internet Routing Table: 1159 APNIC Prefixes per ASN: 25.69 APNIC Region origin ASes announcing only one prefix: 474 APNIC Region transit ASes present in the Internet Routing Table: 203 Average APNIC Region AS path length visible: 7.2 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: 201619820 Equivalent to 12 /8s, 4 /16s and 121 /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: 87116 Total ARIN prefixes after maximum aggregation: 47937 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85767 Unique aggregates announced from the ARIN address blocks: 53587 ARIN Region origin ASes present in the Internet Routing Table: 7279 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 3174 ARIN Region transit ASes present in the Internet Routing Table: 644 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: 1493 Number of ARIN addresses announced to Internet: 653162849 Equivalent to 38 /8s, 238 /16s and 121 /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: 37190 Total RIPE prefixes after maximum aggregation: 17522 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 38065 Unique aggregates announced from the RIPE address blocks: 25493 RIPE Region origin ASes present in the Internet Routing Table: 3521 RIPE Prefixes per ASN: 10.81 RIPE Region origin ASes announcing only one prefix: 1521 RIPE Region transit ASes present in the Internet Routing Table: 545 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1286 Number of RIPE addresses announced to Internet: 163132368 Equivalent to 9 /8s, 185 /16s and 51 /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: 30366 Total LACNIC prefixes after maximum aggregation: 9299 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 30102 Unique aggregates announced from the LACNIC address blocks: 14321 LACNIC Region origin ASes present in the Internet Routing Table: 2964 LACNIC Prefixes per ASN: 10.16 LACNIC Region origin ASes announcing only one prefix: 1052 LACNIC Region transit ASes present in the Internet Routing Table: 583 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: 2262 Number of LACNIC addresses announced to Internet: 72560128 Equivalent to 4 /8s, 83 /16s and 46 /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: 4790 Total AfriNIC prefixes after maximum aggregation: 1681 AfriNIC Deaggregation factor: 2.85 Prefixes being announced from the AfriNIC address blocks: 6120 Unique aggregates announced from the AfriNIC address blocks: 2633 AfriNIC Region origin ASes present in the Internet Routing Table: 225 AfriNIC Prefixes per ASN: 27.20 AfriNIC Region origin ASes announcing only one prefix: 97 AfriNIC Region transit ASes present in the Internet Routing Table: 68 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: 118 Number of AfriNIC addresses announced to Internet: 29047296 Equivalent to 1 /8s, 187 /16s and 58 /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 8743 66 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1457 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 793 176 57 UNASSIGNED 24444 762 501 72 UNASSIGNED 17676 714 10639 151 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 UNASSIGNED 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 10024 11397 3565 AMAZON-02, US 749 3251 54901 2503 UNASSIGNED 367 2706 3367 1281 DNIC-ASBLK-00306-00371, US 4155 1906 122 1281 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1309 384 589 DNIC-ASBLK-05800-06055, US 7979 995 65 203 SERVERS-COM, US 855 957 255 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 1272 103 1027 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 741 61 24 Jordan Data Communications, JO 8452 619 1841 10 TE-AS TE-AS, EG 51167 541 102 236 CONTABO, DE 35819 462 466 60 MOBILY-AS Etihad Etisalat Company Mobil 212238 422 31 367 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 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 5492 1581 757 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1090 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 762 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 504 68 216 Mega Cable, S.A. de C.V., MX 22047 403 342 16 VTR BANDA ANCHA S.A., CL 10620 343 42 281 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 719 218 284 LINKdotNET-AS, EG 29571 567 49 242 ORANGE-COTE-IVOIRE, CI 24835 392 396 29 RAYA-AS, EG 2018 376 319 71 TENET-1, ZA 36935 318 518 26 Vodafone-, EG 36914 255 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 133 209 114 ETISALAT-MISR, EG 15706 106 12 24 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 10024 11397 3565 AMAZON-02, US 9808 9651 8743 66 CHINAMOBILE-CN China Mobile Communicati 8151 5492 1581 757 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 UNASSIGNED 367 2706 3367 1281 DNIC-ASBLK-00306-00371, US 4155 1906 122 1281 USDA-1, US 209 1696 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, 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 9585 CHINAMOBILE-CN China Mobile Communications Grou 8151 5492 4735 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2706 1425 DNIC-ASBLK-00306-00371, US 209 1696 1386 CENTURYLINK-US-LEGACY-QWEST, US 56041 1457 1384 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 11776 1595 1326 ATLANTICBB-JOHNSTOWN, US 3816 1322 1126 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 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 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 UNASSIGNED 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 UNASSIGNED 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 UNASSIGNED 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 /10:17 /11:31 /12:93 /13:125 /14:358 /15:702 /16:5946 /17:2453 /18:2560 /19:5441 /20:8884 /21:10819 /22:19692 /23:20387 /24:112156 /25:72 /26:47 /27:68 /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 2886 5492 UNINET, MX 16509 2132 10024 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 959 1696 CENTURYLINK-US-LEGACY-QWEST, US 11830 882 1042 Instituto Costarricense de Electricidad y Telec 19901 755 897 BRSPD-PUBLIC, US 11776 740 1595 ATLANTICBB-JOHNSTOWN, US 6147 683 1090 Telefonica del Peru S.A.A., PE 8376 582 741 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:390 3:344 5:1127 6:145 7:5 8:624 11:171 12:661 13:303 14:101 15:283 16:181 17:5 18:736 20:28 21:4 22:188 23:1807 24:699 25:2 27:27 29:19 31:206 32:1 34:10 35:58 36:1179 37:441 38:782 39:527 40:26 41:713 42:12 43:177 44:33 45:2454 46:635 47:96 49:11 50:275 51:479 52:1365 54:275 55:999 57:14 58:6 59:35 60:17 61:64 62:356 63:496 64:1523 65:810 66:1215 67:832 68:176 69:782 70:138 71:190 72:461 74:710 75:382 76:185 77:343 78:588 79:174 80:235 81:208 82:218 83:129 84:198 85:373 86:165 87:159 88:158 89:517 90:97 91:630 92:450 93:827 94:505 95:1109 96:358 97:34 98:137 99:149 100:11 101:17 102:201 103:1106 104:760 105:88 106:3 107:169 108:298 109:285 110:36 111:1791 112:446 113:42 114:32 115:19 116:31 117:965 118:73 119:109 120:1087 121:19 122:81 123:20 124:59 125:15 128:360 129:279 130:513 131:785 132:492 133:195 134:336 135:88 136:376 137:434 138:751 139:398 140:595 141:327 142:708 143:624 144:326 145:64 146:438 147:413 148:593 149:459 150:294 151:580 152:581 153:117 154:457 155:703 156:426 157:272 158:308 159:679 160:893 161:471 162:689 163:279 164:643 165:391 166:107 167:391 168:970 169:137 170:1271 171:63 172:927 173:774 174:169 175:36 176:410 177:821 178:391 179:533 180:61 181:923 182:18 183:831 184:309 185:2466 186:793 187:809 188:645 189:1143 190:2696 191:232 192:3848 193:1316 194:866 195:609 196:426 197:398 198:1988 199:3724 200:2471 201:2373 202:1065 203:640 204:1719 205:1665 206:1169 207:1116 208:914 209:1353 210:333 211:432 212:722 213:585 214:1018 215:42 216:1720 217:314 218:525 219:23 220:29 221:303 222:20 223:634 End of report