IPv4 R&E Routing Table Report 20:15 GMT Wed 19 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: 189735 Prefixes after maximum aggregation (per Origin AS): 83944 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 104719 Number of IPv4 prefixes with a valid ROA: 77100 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 112619 Total ASes present in the Internet Routing Table: 15827 Prefixes per ASN: 11.99 Origin-only ASes present in the Internet Routing Table: 13653 Origin ASes announcing only one prefix: 6273 Transit ASes present in the Internet Routing Table: 2174 Transit-only ASes present in the Internet Routing Table: 599 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: 217 Number of instances of unregistered ASNs: 217 Number of 32-bit ASNs allocated by the RIRs: 44788 Number of 32-bit ASNs visible in the Routing Table: 5696 Prefixes from 32-bit ASNs in the Routing Table: 19646 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: 78 Number of addresses announced to Internet: 1114325437 Equivalent to 66 /8s, 107 /16s and 65 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 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: 55492 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30376 Total APNIC prefixes after maximum aggregation: 7251 APNIC Deaggregation factor: 4.19 Prefixes being announced from the APNIC address blocks: 29966 Unique aggregates announced from the APNIC address blocks: 8275 APNIC Region origin ASes present in the Internet Routing Table: 1140 APNIC Prefixes per ASN: 26.29 APNIC Region origin ASes announcing only one prefix: 464 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: 498 Number of APNIC addresses announced to Internet: 202505324 Equivalent to 12 /8s, 17 /16s and 252 /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: 87092 Total ARIN prefixes after maximum aggregation: 47967 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 85697 Unique aggregates announced from the ARIN address blocks: 53616 ARIN Region origin ASes present in the Internet Routing Table: 7311 ARIN Prefixes per ASN: 11.72 ARIN Region origin ASes announcing only one prefix: 3190 ARIN Region transit ASes present in the Internet Routing Table: 656 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: 1509 Number of ARIN addresses announced to Internet: 652022657 Equivalent to 38 /8s, 221 /16s and 19 /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: 36872 Total RIPE prefixes after maximum aggregation: 17318 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 37768 Unique aggregates announced from the RIPE address blocks: 25337 RIPE Region origin ASes present in the Internet Routing Table: 3414 RIPE Prefixes per ASN: 11.06 RIPE Region origin ASes announcing only one prefix: 1460 RIPE Region transit ASes present in the Internet Routing Table: 539 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: 1249 Number of RIPE addresses announced to Internet: 160764624 Equivalent to 9 /8s, 149 /16s and 18 /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: 30604 Total LACNIC prefixes after maximum aggregation: 9481 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 30322 Unique aggregates announced from the LACNIC address blocks: 14644 LACNIC Region origin ASes present in the Internet Routing Table: 3060 LACNIC Prefixes per ASN: 9.91 LACNIC Region origin ASes announcing only one prefix: 1072 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: 2335 Number of LACNIC addresses announced to Internet: 72890112 Equivalent to 4 /8s, 88 /16s and 55 /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: 4574 Total AfriNIC prefixes after maximum aggregation: 1756 AfriNIC Deaggregation factor: 2.60 Prefixes being announced from the AfriNIC address blocks: 5904 Unique aggregates announced from the AfriNIC address blocks: 2770 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 28.38 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 105 Number of AfriNIC addresses announced to Internet: 26104576 Equivalent to 1 /8s, 142 /16s and 83 /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 9663 8744 71 CHINAMOBILE-CN China Mobile Communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communicati 56046 1484 875 110 CMNET-JIANGSU-AP China Mobile communica 56041 1460 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 794 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 710 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 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 10070 11452 3583 AMAZON-02, US 749 3251 54901 2503 DNIC-AS-00749, US 367 2651 3339 1238 DNIC-ASBLK-00306-00371, US 4155 1929 124 1288 USDA-1, US 209 1695 4898 310 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 890 CABLEONE, US 11776 1595 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1308 384 584 DNIC-ASBLK-05800-06055, US 7979 993 65 201 SERVERS-COM, US 855 958 255 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 1273 102 1030 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 25019 815 1044 145 SAUDINETSTC-AS, SA 8376 693 60 22 Jordan Data Communications, JO 8452 622 1841 11 TE-AS TE-AS, EG 51167 544 104 238 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 5341 1567 753 UNINET, MX 3816 1322 784 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1091 369 22 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 779 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2859 75 TELEFONICA BRASIL S.A, BR 13999 506 69 216 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 351 44 290 Telmex Colombia S.A., CO 27983 237 23 119 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 719 218 283 LINKdotNET-AS, EG 36914 443 82 3 KENET-AS, KE 2018 380 319 71 TENET-1, ZA 29571 375 41 186 ORANGE-COTE-IVOIRE, CI 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 147 236 124 ETISALAT-MISR, EG 37480 127 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 10070 11452 3583 AMAZON-02, US 9808 9663 8744 71 CHINAMOBILE-CN China Mobile Communicati 8151 5341 1567 753 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3251 54901 2503 DNIC-AS-00749, US 367 2651 3339 1238 DNIC-ASBLK-00306-00371, US 4155 1929 124 1288 USDA-1, US 209 1695 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 9663 9592 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5341 4588 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2651 1413 DNIC-ASBLK-00306-00371, US 56041 1460 1387 CMNET-ZHEJIANG-AP China Mobile communications c 209 1695 1385 CENTURYLINK-US-LEGACY-QWEST, US 56046 1484 1374 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 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 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 41.78.60.0/22 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 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 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 /11:30 /12:93 /13:124 /14:357 /15:697 /16:5903 /17:2446 /18:2557 /19:5432 /20:8778 /21:10836 /22:19562 /23:20415 /24:112211 /25:79 /26:50 /27:80 /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 2753 5341 UNINET, MX 16509 2134 10070 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 958 1695 CENTURYLINK-US-LEGACY-QWEST, US 11830 881 1042 Instituto Costarricense de Electricidad y Telec 19901 771 913 BRSPD-PUBLIC, US 11776 740 1595 ATLANTICBB-JOHNSTOWN, US 6147 685 1091 Telefonica del Peru S.A.A., PE 8376 539 693 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 2:394 3:348 5:1098 6:148 7:5 8:627 11:171 12:661 13:301 14:101 15:280 16:181 17:6 18:741 20:33 21:4 22:188 23:1819 24:689 25:2 27:27 29:19 31:190 32:1 34:10 35:58 36:1190 37:421 38:777 39:528 40:26 41:635 42:21 43:172 44:33 45:2528 46:630 47:93 49:11 50:268 51:480 52:1366 54:278 55:915 57:22 58:6 59:35 60:17 61:64 62:347 63:495 64:1528 65:808 66:1224 67:831 68:177 69:810 70:139 71:190 72:463 74:708 75:381 76:183 77:314 78:566 79:159 80:226 81:195 82:216 83:121 84:198 85:435 86:163 87:160 88:156 89:534 90:96 91:625 92:451 93:821 94:498 95:1090 96:364 97:34 98:137 99:149 100:11 101:15 102:209 103:1080 104:761 105:74 106:3 107:169 108:300 109:269 110:40 111:1793 112:444 113:46 114:34 115:19 116:30 117:966 118:127 119:112 120:1085 121:19 122:111 123:59 124:60 125:14 128:360 129:277 130:514 131:779 132:506 133:195 134:340 135:89 136:376 137:420 138:748 139:389 140:602 141:328 142:704 143:619 144:328 145:66 146:462 147:436 148:592 149:465 150:292 151:582 152:583 153:116 154:491 155:697 156:426 157:270 158:308 159:666 160:779 161:474 162:692 163:277 164:646 165:397 166:107 167:398 168:968 169:137 170:1289 171:65 172:941 173:779 174:169 175:36 176:395 177:794 178:390 179:508 180:56 181:946 182:79 183:831 184:308 185:2432 186:783 187:741 188:637 189:1099 190:2697 191:229 192:3852 193:1304 194:868 195:588 196:412 197:658 198:1973 199:3745 200:2519 201:2420 202:1068 203:630 204:1713 205:1662 206:1172 207:1115 208:901 209:1350 210:335 211:433 212:711 213:583 214:1017 215:42 216:1718 217:311 218:525 219:23 220:29 221:303 222:20 223:633 End of report