IPv4 R&E Routing Table Report 20:15 GMT Wed 17 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: 188199 Prefixes after maximum aggregation (per Origin AS): 84572 Deaggregation factor: 2.23 Unique aggregates announced (without unneeded subnets): 104774 Number of IPv4 prefixes with a valid ROA: 74302 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 113877 Total ASes present in the Internet Routing Table: 16309 Prefixes per ASN: 11.54 Origin-only ASes present in the Internet Routing Table: 14006 Origin ASes announcing only one prefix: 6413 Transit ASes present in the Internet Routing Table: 2303 Transit-only ASes present in the Internet Routing Table: 634 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: 229 Number of instances of unregistered ASNs: 230 Number of 32-bit ASNs allocated by the RIRs: 44992 Number of 32-bit ASNs visible in the Routing Table: 6151 Prefixes from 32-bit ASNs in the Routing Table: 21218 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: 96 Number of addresses announced to Internet: 1123456669 Equivalent to 66 /8s, 246 /16s and 150 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 52561 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30370 Total APNIC prefixes after maximum aggregation: 7228 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29905 Unique aggregates announced from the APNIC address blocks: 8271 APNIC Region origin ASes present in the Internet Routing Table: 1179 APNIC Prefixes per ASN: 25.36 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: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 521 Number of APNIC addresses announced to Internet: 201990252 Equivalent to 12 /8s, 10 /16s and 32 /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: 87892 Total ARIN prefixes after maximum aggregation: 48331 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86446 Unique aggregates announced from the ARIN address blocks: 53886 ARIN Region origin ASes present in the Internet Routing Table: 7322 ARIN Prefixes per ASN: 11.81 ARIN Region origin ASes announcing only one prefix: 3179 ARIN Region transit ASes present in the Internet Routing Table: 665 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: 1511 Number of ARIN addresses announced to Internet: 655241313 Equivalent to 39 /8s, 14 /16s and 48 /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: 31238 Total RIPE prefixes after maximum aggregation: 16956 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32256 Unique aggregates announced from the RIPE address blocks: 24251 RIPE Region origin ASes present in the Internet Routing Table: 3325 RIPE Prefixes per ASN: 9.70 RIPE Region origin ASes announcing only one prefix: 1442 RIPE Region transit ASes present in the Internet Routing Table: 536 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: 1228 Number of RIPE addresses announced to Internet: 163340752 Equivalent to 9 /8s, 188 /16s and 97 /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: 33530 Total LACNIC prefixes after maximum aggregation: 10314 LACNIC Deaggregation factor: 3.25 Prefixes being announced from the LACNIC address blocks: 33331 Unique aggregates announced from the LACNIC address blocks: 15727 LACNIC Region origin ASes present in the Internet Routing Table: 3530 LACNIC Prefixes per ASN: 9.44 LACNIC Region origin ASes announcing only one prefix: 1223 LACNIC Region transit ASes present in the Internet Routing Table: 722 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: 2783 Number of LACNIC addresses announced to Internet: 75164160 Equivalent to 4 /8s, 122 /16s and 234 /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: 4940 Total AfriNIC prefixes after maximum aggregation: 1570 AfriNIC Deaggregation factor: 3.15 Prefixes being announced from the AfriNIC address blocks: 6165 Unique aggregates announced from the AfriNIC address blocks: 2549 AfriNIC Region origin ASes present in the Internet Routing Table: 216 AfriNIC Prefixes per ASN: 28.54 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 67 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: 108 Number of AfriNIC addresses announced to Internet: 27661568 Equivalent to 1 /8s, 166 /16s and 21 /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 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1507 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 655 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 488 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 482 767 109 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 10146 11542 3636 AMAZON-02, US 749 3253 54899 2505 DNIC-AS-00749, US 367 2634 3228 1236 DNIC-ASBLK-00306-00371, US 4155 1982 127 1302 USDA-1, US 209 1693 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1601 106 891 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 14618 976 4179 729 AMAZON-AES, 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 1280 102 1040 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 588 1841 11 TE-AS TE-AS, EG 51167 552 105 241 CONTABO, DE 212238 452 33 401 CDNEXT, GB 35819 424 417 46 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 5661 1608 741 UNINET, MX 3816 1322 777 200 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1080 369 22 Telefonica del Peru S.A.A., PE 18881 850 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 315 41 261 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 804 389 16 LINKdotNET-AS, EG 29571 530 48 248 ORANGE-COTE-IVOIRE, CI 36914 448 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 130 8 31 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 10146 11542 3636 AMAZON-02, US 9808 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5661 1608 741 UNINET, MX 749 3253 54899 2505 DNIC-AS-00749, US 367 2634 3228 1236 DNIC-ASBLK-00306-00371, US 4155 1982 127 1302 USDA-1, US 209 1693 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1601 106 891 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 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 9663 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 5661 4920 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2634 1398 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 1693 1384 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1322 1122 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 /11:30 /12:91 /13:129 /14:358 /15:698 /16:5932 /17:2458 /18:2574 /19:5474 /20:8427 /21:11038 /22:19977 /23:20592 /24:110180 /25:42 /26:46 /27:68 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2938 5661 UNINET, MX 16509 2129 10146 AMAZON-02, US 11492 1210 1601 CABLEONE, US 209 957 1693 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 784 932 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 674 1080 Telefonica del Peru S.A.A., PE 8376 550 702 Jordan Data Communications, JO 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) ---------------------------------------------- 1:14 2:186 3:369 5:401 6:135 7:5 8:628 11:171 12:647 13:306 14:99 15:281 16:183 17:6 18:752 20:33 21:4 22:188 23:1804 24:716 25:2 27:30 29:19 31:164 32:1 34:10 35:59 36:1196 37:374 38:835 39:536 40:27 41:713 42:13 43:177 44:33 45:2781 46:600 47:99 49:12 50:275 51:356 52:1354 54:272 55:920 57:21 58:6 59:34 60:17 61:53 62:315 63:497 64:1498 65:831 66:1157 67:835 68:173 69:812 70:139 71:194 72:457 74:693 75:383 76:188 77:235 78:313 79:158 80:209 81:186 82:216 83:108 84:191 85:342 86:169 87:154 88:173 89:527 90:97 91:591 92:429 93:297 94:476 95:168 96:364 97:34 98:140 99:154 100:11 101:16 102:224 103:1162 104:705 105:77 106:3 107:187 108:310 109:253 110:27 111:1810 112:447 113:46 114:45 115:15 116:35 117:963 118:78 119:106 120:1091 121:36 122:80 123:21 124:56 125:21 128:371 129:273 130:515 131:835 132:550 133:196 134:342 135:88 136:388 137:428 138:844 139:390 140:590 141:316 142:722 143:691 144:339 145:67 146:469 147:406 148:593 149:466 150:290 151:520 152:574 153:117 154:514 155:632 156:447 157:295 158:315 159:651 160:849 161:484 162:691 163:276 164:652 165:397 166:147 167:390 168:1015 169:97 170:1241 171:63 172:947 173:789 174:174 175:44 176:254 177:1005 178:267 179:542 180:58 181:944 182:22 183:828 184:311 185:2218 186:901 187:962 188:524 189:1134 190:2783 191:274 192:3845 193:1282 194:867 195:571 196:434 197:666 198:2007 199:3800 200:2629 201:2535 202:1091 203:649 204:1704 205:1708 206:1180 207:1125 208:910 209:1350 210:338 211:439 212:693 213:583 214:1016 215:41 216:1726 217:278 218:525 219:37 220:29 221:302 222:20 223:638 End of report