IPv4 R&E Routing Table Report 20:15 GMT Sun 21 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: 192739 Prefixes after maximum aggregation (per Origin AS): 85325 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 105871 Number of IPv4 prefixes with a valid ROA: 78053 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 114664 Total ASes present in the Internet Routing Table: 16405 Prefixes per ASN: 11.75 Origin-only ASes present in the Internet Routing Table: 14102 Origin ASes announcing only one prefix: 6474 Transit ASes present in the Internet Routing Table: 2303 Transit-only ASes present in the Internet Routing Table: 624 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: 45030 Number of 32-bit ASNs visible in the Routing Table: 6164 Prefixes from 32-bit ASNs in the Routing Table: 21185 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: 100 Number of addresses announced to Internet: 1129395869 Equivalent to 67 /8s, 81 /16s and 54 /24s Percentage of available address space announced: 30.5 Percentage of allocated address space announced: 30.5 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: 56378 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30402 Total APNIC prefixes after maximum aggregation: 7247 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29913 Unique aggregates announced from the APNIC address blocks: 8297 APNIC Region origin ASes present in the Internet Routing Table: 1172 APNIC Prefixes per ASN: 25.52 APNIC Region origin ASes announcing only one prefix: 481 APNIC Region transit ASes present in the Internet Routing Table: 198 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: 505 Number of APNIC addresses announced to Internet: 202029420 Equivalent to 12 /8s, 10 /16s and 185 /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: 92281 Total ARIN prefixes after maximum aggregation: 48808 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 90940 Unique aggregates announced from the ARIN address blocks: 54723 ARIN Region origin ASes present in the Internet Routing Table: 7416 ARIN Prefixes per ASN: 12.26 ARIN Region origin ASes announcing only one prefix: 3211 ARIN Region transit ASes present in the Internet Routing Table: 675 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: 1527 Number of ARIN addresses announced to Internet: 661665633 Equivalent to 39 /8s, 112 /16s and 55 /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: 31799 Total RIPE prefixes after maximum aggregation: 17345 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 32792 Unique aggregates announced from the RIPE address blocks: 24773 RIPE Region origin ASes present in the Internet Routing Table: 3350 RIPE Prefixes per ASN: 9.79 RIPE Region origin ASes announcing only one prefix: 1443 RIPE Region transit ASes present in the Internet Routing Table: 539 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: 1245 Number of RIPE addresses announced to Internet: 163521744 Equivalent to 9 /8s, 191 /16s and 36 /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: 33075 Total LACNIC prefixes after maximum aggregation: 10125 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 32812 Unique aggregates announced from the LACNIC address blocks: 15359 LACNIC Region origin ASes present in the Internet Routing Table: 3530 LACNIC Prefixes per ASN: 9.30 LACNIC Region origin ASes announcing only one prefix: 1256 LACNIC Region transit ASes present in the Internet Routing Table: 715 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: 2785 Number of LACNIC addresses announced to Internet: 74350336 Equivalent to 4 /8s, 110 /16s and 127 /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: 4952 Total AfriNIC prefixes after maximum aggregation: 1626 AfriNIC Deaggregation factor: 3.05 Prefixes being announced from the AfriNIC address blocks: 6182 Unique aggregates announced from the AfriNIC address blocks: 2625 AfriNIC Region origin ASes present in the Internet Routing Table: 210 AfriNIC Prefixes per ASN: 29.44 AfriNIC Region origin ASes announcing only one prefix: 83 AfriNIC Region transit ASes present in the Internet Routing Table: 64 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: 102 Number of AfriNIC addresses announced to Internet: 27766016 Equivalent to 1 /8s, 167 /16s and 173 /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 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1508 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1467 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 651 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 45102 483 767 109 ALIBABA-CN-NET Alibaba US Technology Co., 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 10187 11551 3634 AMAZON-02, US 6327 3559 1315 55 SHAW, CA 749 3252 54899 2504 DNIC-AS-00749, US 367 2635 3226 1236 DNIC-ASBLK-00306-00371, US 4155 1994 128 1305 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1301 384 581 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 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 1286 102 1045 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 702 60 24 Jordan Data Communications, JO 8452 578 1841 11 TE-AS TE-AS, EG 51167 552 105 241 CONTABO, DE 212238 454 33 403 CDNEXT, GB 35819 443 439 53 MOBILY-AS Etihad Etisalat Company Mobily, 20978 420 196 13 TT_MOBIL Istanbul, TR 57878 382 31 188 PRAGER-IT, AT 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 5557 1601 668 UNINET, MX 3816 1326 783 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1099 369 22 Telefonica del Peru S.A.A., PE 11830 1087 324 6 Instituto Costarricense de Electricidad y 18881 874 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 532 73 229 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 754 389 16 LINKdotNET-AS, EG 29571 532 48 248 ORANGE-COTE-IVOIRE, CI 36914 452 82 3 KENET-AS, KE 2018 377 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 24835 151 152 90 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, 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 10187 11551 3634 AMAZON-02, US 9808 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5557 1601 668 UNINET, MX 6327 3559 1315 55 SHAW, CA 749 3252 54899 2504 DNIC-AS-00749, US 367 2635 3226 1236 DNIC-ASBLK-00306-00371, US 4155 1994 128 1305 USDA-1, US 209 1690 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 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 9664 9590 CHINAMOBILE-CN China Mobile Communications Grou 8151 5557 4889 UNINET, MX 6327 3559 3504 SHAW, CA 56047 1508 1460 CMNET-HUNAN-AP China Mobile communications corp 367 2635 1399 DNIC-ASBLK-00306-00371, US 56041 1467 1394 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1690 1381 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1326 1128 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 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 /11:30 /12:92 /13:136 /14:365 /15:709 /16:5958 /17:2450 /18:2581 /19:5551 /20:8548 /21:11154 /22:23224 /23:20778 /24:110924 /25:42 /26:46 /27:68 /28:17 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6327 3385 3559 SHAW, CA 8151 2833 5557 UNINET, MX 16509 2138 10187 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 955 1690 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 783 931 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 693 1099 Telefonica del Peru S.A.A., PE 8376 550 702 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 2:189 3:375 5:397 6:135 7:5 8:626 11:171 12:651 13:307 14:99 15:281 16:183 17:7 18:752 20:33 21:4 22:188 23:1818 24:726 25:2 27:29 29:19 31:169 32:1 34:10 35:59 36:1198 37:499 38:808 39:536 40:27 41:733 42:13 43:176 44:34 45:2821 46:612 47:98 49:12 50:275 51:353 52:1361 54:276 55:921 57:21 58:33 59:34 60:17 61:54 62:316 63:495 64:1506 65:813 66:1168 67:838 68:194 69:828 70:136 71:195 72:455 74:708 75:382 76:196 77:241 78:316 79:157 80:209 81:199 82:216 83:107 84:189 85:339 86:165 87:154 88:174 89:539 90:97 91:598 92:421 93:300 94:483 95:172 96:365 97:35 98:140 99:154 100:11 101:16 102:233 103:1145 104:710 105:77 106:3 107:191 108:310 109:262 110:27 111:1810 112:447 113:39 114:35 115:19 116:39 117:963 118:74 119:106 120:1091 121:36 122:78 123:22 124:56 125:20 128:357 129:272 130:516 131:831 132:549 133:197 134:341 135:93 136:388 137:426 138:839 139:389 140:588 141:320 142:750 143:697 144:337 145:66 146:479 147:407 148:594 149:458 150:292 151:521 152:573 153:117 154:532 155:633 156:439 157:296 158:319 159:651 160:853 161:488 162:691 163:278 164:651 165:394 166:146 167:415 168:1017 169:139 170:1233 171:68 172:947 173:788 174:169 175:44 176:261 177:972 178:273 179:559 180:55 181:917 182:26 183:829 184:312 185:2357 186:893 187:965 188:519 189:1122 190:2702 191:275 192:3868 193:1316 194:883 195:581 196:434 197:674 198:2026 199:3841 200:2546 201:2421 202:1101 203:653 204:1737 205:1693 206:1191 207:1140 208:924 209:1346 210:342 211:442 212:694 213:585 214:1024 215:42 216:1983 217:280 218:525 219:37 220:30 221:302 222:20 223:637 End of report