IPv4 R&E Routing Table Report 20:15 GMT Mon 29 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: 188842 Prefixes after maximum aggregation (per Origin AS): 84712 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 104842 Number of IPv4 prefixes with a valid ROA: 77380 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 111441 Total ASes present in the Internet Routing Table: 16269 Prefixes per ASN: 11.61 Origin-only ASes present in the Internet Routing Table: 14009 Origin ASes announcing only one prefix: 6448 Transit ASes present in the Internet Routing Table: 2260 Transit-only ASes present in the Internet Routing Table: 620 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: 228 Number of instances of unregistered ASNs: 230 Number of 32-bit ASNs allocated by the RIRs: 45047 Number of 32-bit ASNs visible in the Routing Table: 6121 Prefixes from 32-bit ASNs in the Routing Table: 20997 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 93 Number of addresses announced to Internet: 1154430877 Equivalent to 68 /8s, 207 /16s and 55 /24s Percentage of available address space announced: 31.2 Percentage of allocated address space announced: 31.2 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: 52415 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30447 Total APNIC prefixes after maximum aggregation: 7281 APNIC Deaggregation factor: 4.18 Prefixes being announced from the APNIC address blocks: 30012 Unique aggregates announced from the APNIC address blocks: 8334 APNIC Region origin ASes present in the Internet Routing Table: 1184 APNIC Prefixes per ASN: 25.35 APNIC Region origin ASes announcing only one prefix: 480 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: 516 Number of APNIC addresses announced to Internet: 202041708 Equivalent to 12 /8s, 10 /16s and 233 /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: 85036 Total ARIN prefixes after maximum aggregation: 46584 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83827 Unique aggregates announced from the ARIN address blocks: 51651 ARIN Region origin ASes present in the Internet Routing Table: 7179 ARIN Prefixes per ASN: 11.68 ARIN Region origin ASes announcing only one prefix: 3115 ARIN Region transit ASes present in the Internet Routing Table: 626 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: 653317217 Equivalent to 38 /8s, 240 /16s and 212 /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: 35031 Total RIPE prefixes after maximum aggregation: 18369 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 35909 Unique aggregates announced from the RIPE address blocks: 25966 RIPE Region origin ASes present in the Internet Routing Table: 3493 RIPE Prefixes per ASN: 10.28 RIPE Region origin ASes announcing only one prefix: 1529 RIPE Region transit ASes present in the Internet Routing Table: 532 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1301 Number of RIPE addresses announced to Internet: 198132688 Equivalent to 11 /8s, 207 /16s and 67 /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: 33163 Total LACNIC prefixes after maximum aggregation: 10425 LACNIC Deaggregation factor: 3.18 Prefixes being announced from the LACNIC address blocks: 32876 Unique aggregates announced from the LACNIC address blocks: 15801 LACNIC Region origin ASes present in the Internet Routing Table: 3459 LACNIC Prefixes per ASN: 9.50 LACNIC Region origin ASes announcing only one prefix: 1233 LACNIC Region transit ASes present in the Internet Routing Table: 713 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: 2727 Number of LACNIC addresses announced to Internet: 74215680 Equivalent to 4 /8s, 108 /16s and 113 /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: 4937 Total AfriNIC prefixes after maximum aggregation: 1881 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 6125 Unique aggregates announced from the AfriNIC address blocks: 3003 AfriNIC Region origin ASes present in the Internet Routing Table: 232 AfriNIC Prefixes per ASN: 26.40 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 68 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 110 Number of AfriNIC addresses announced to Internet: 26669056 Equivalent to 1 /8s, 150 /16s and 240 /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 9681 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1509 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 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 614 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 485 490 108 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 10271 11564 3655 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2533 3183 1172 DNIC-ASBLK-00306-00371, US 4155 2023 130 1328 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1301 384 581 DNIC-ASBLK-05800-06055, US 7979 1025 67 209 SERVERS-COM, US 14618 987 4180 738 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 1282 102 1044 AKAMAI-ASN1, NL 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 701 60 24 Jordan Data Communications, JO 8452 579 1841 11 TE-AS TE-AS, EG 51167 548 105 240 CONTABO, DE 15897 528 183 25 VODAFONETURKEY, TR 212238 470 34 413 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 3329 389 271 79 HOL-GR Athens, Greece, GR 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 5136 1589 669 UNINET, MX 3816 1315 769 197 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 876 1128 28 TELEFONICA BRASIL S.A, BR 22884 621 50 389 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 508 66 223 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 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 668 55 288 ORANGE-COTE-IVOIRE, CI 24863 663 211 271 LINKdotNET-AS, EG 36914 524 82 3 KENET-AS, KE 2018 371 319 70 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 37693 148 597 51 TUNISIANA, TN 24835 147 145 83 RAYA-AS, EG 37492 145 471 44 ORANGE-, TN 37480 128 8 35 Cobranet, NG 36992 118 187 101 ETISALAT-MISR, 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 10271 11564 3655 AMAZON-02, US 9808 9681 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5136 1589 669 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2533 3183 1172 DNIC-ASBLK-00306-00371, US 4155 2023 130 1328 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 56046 1509 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 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 9681 9607 CHINAMOBILE-CN China Mobile Communications Grou 8151 5136 4467 UNINET, MX 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1509 1392 CMNET-JIANGSU-AP China Mobile communications co 209 1690 1381 CENTURYLINK-US-LEGACY-QWEST, US 367 2533 1361 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US 3816 1315 1118 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 /11:32 /12:94 /13:145 /14:387 /15:767 /16:6045 /17:2603 /18:2724 /19:5702 /20:8575 /21:11033 /22:20256 /23:20590 /24:109650 /25:41 /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 2507 5136 UNINET, MX 16509 2153 10271 AMAZON-02, US 209 955 1690 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 22884 576 621 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 8376 551 701 Jordan Data Communications, JO 36914 502 524 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:188 3:386 5:396 6:135 7:5 8:621 11:171 12:651 13:311 14:100 15:285 16:184 17:6 18:753 20:33 21:4 22:188 23:1760 24:381 25:2 27:34 29:19 31:238 32:1 34:10 35:60 36:1195 37:396 38:858 39:536 40:27 41:802 42:12 43:178 44:27 45:2783 46:683 47:138 49:13 50:267 51:355 52:1352 54:276 55:928 57:18 58:33 59:35 60:17 61:54 62:366 63:487 64:1417 65:778 66:1138 67:682 68:170 69:718 70:139 71:194 72:369 74:678 75:382 76:186 77:246 78:279 79:165 80:228 81:200 82:220 83:124 84:198 85:379 86:173 87:145 88:174 89:570 90:96 91:660 92:414 93:326 94:490 95:181 96:158 97:34 98:132 99:154 100:11 101:18 102:230 103:1165 104:650 105:74 106:3 107:186 108:306 109:255 110:24 111:1831 112:448 113:35 114:130 115:18 116:34 117:962 118:74 119:105 120:1104 121:39 122:77 123:19 124:57 125:19 128:342 129:271 130:516 131:821 132:553 133:194 134:355 135:82 136:385 137:434 138:816 139:398 140:584 141:338 142:705 143:688 144:336 145:77 146:506 147:407 148:691 149:460 150:291 151:527 152:537 153:116 154:489 155:627 156:446 157:290 158:317 159:561 160:665 161:501 162:657 163:271 164:660 165:386 166:161 167:405 168:974 169:137 170:1196 171:68 172:924 173:621 174:91 175:48 176:268 177:970 178:228 179:545 180:53 181:923 182:35 183:831 184:201 185:2468 186:956 187:1246 188:575 189:1227 190:2693 191:264 192:3825 193:1415 194:1000 195:670 196:429 197:654 198:1970 199:3807 200:2552 201:2310 202:1093 203:654 204:1700 205:1685 206:1145 207:1102 208:870 209:1310 210:348 211:442 212:737 213:707 214:1024 215:42 216:1623 217:335 218:526 219:38 220:30 221:302 222:20 223:635 End of report