IPv4 R&E Routing Table Report 20:15 GMT Tue 28 May, 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: 192767 Prefixes after maximum aggregation (per Origin AS): 85140 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 106268 Number of IPv4 prefixes with a valid ROA: 76791 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 115957 Total ASes present in the Internet Routing Table: 16222 Prefixes per ASN: 11.88 Origin-only ASes present in the Internet Routing Table: 13995 Origin ASes announcing only one prefix: 6450 Transit ASes present in the Internet Routing Table: 2227 Transit-only ASes present in the Internet Routing Table: 603 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 28 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 244 Number of instances of unregistered ASNs: 244 Number of 32-bit ASNs allocated by the RIRs: 44593 Number of 32-bit ASNs visible in the Routing Table: 5865 Prefixes from 32-bit ASNs in the Routing Table: 20207 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: 97 Number of addresses announced to Internet: 1124549277 Equivalent to 67 /8s, 7 /16s and 66 /24s Percentage of available address space announced: 30.4 Percentage of allocated address space announced: 30.4 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: 56930 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30506 Total APNIC prefixes after maximum aggregation: 7275 APNIC Deaggregation factor: 4.19 Prefixes being announced from the APNIC address blocks: 30039 Unique aggregates announced from the APNIC address blocks: 8267 APNIC Region origin ASes present in the Internet Routing Table: 1196 APNIC Prefixes per ASN: 25.12 APNIC Region origin ASes announcing only one prefix: 492 APNIC Region transit ASes present in the Internet Routing Table: 204 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: 531 Number of APNIC addresses announced to Internet: 201709420 Equivalent to 12 /8s, 5 /16s and 215 /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: 88757 Total ARIN prefixes after maximum aggregation: 48440 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87477 Unique aggregates announced from the ARIN address blocks: 54443 ARIN Region origin ASes present in the Internet Routing Table: 7479 ARIN Prefixes per ASN: 11.70 ARIN Region origin ASes announcing only one prefix: 3240 ARIN Region transit ASes present in the Internet Routing Table: 682 Average ARIN Region AS path length visible: 5.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1550 Number of ARIN addresses announced to Internet: 655865697 Equivalent to 39 /8s, 23 /16s and 183 /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: 37418 Total RIPE prefixes after maximum aggregation: 17786 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 38143 Unique aggregates announced from the RIPE address blocks: 25729 RIPE Region origin ASes present in the Internet Routing Table: 3582 RIPE Prefixes per ASN: 10.65 RIPE Region origin ASes announcing only one prefix: 1545 RIPE Region transit ASes present in the Internet Routing Table: 551 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1331 Number of RIPE addresses announced to Internet: 163569360 Equivalent to 9 /8s, 191 /16s and 222 /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: 30747 Total LACNIC prefixes after maximum aggregation: 9611 LACNIC Deaggregation factor: 3.20 Prefixes being announced from the LACNIC address blocks: 30430 Unique aggregates announced from the LACNIC address blocks: 14771 LACNIC Region origin ASes present in the Internet Routing Table: 3030 LACNIC Prefixes per ASN: 10.04 LACNIC Region origin ASes announcing only one prefix: 1076 LACNIC Region transit ASes present in the Internet Routing Table: 606 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: 2327 Number of LACNIC addresses announced to Internet: 73244416 Equivalent to 4 /8s, 93 /16s and 159 /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: 5095 Total AfriNIC prefixes after maximum aggregation: 1852 AfriNIC Deaggregation factor: 2.75 Prefixes being announced from the AfriNIC address blocks: 6581 Unique aggregates announced from the AfriNIC address blocks: 2964 AfriNIC Region origin ASes present in the Internet Routing Table: 237 AfriNIC Prefixes per ASN: 27.77 AfriNIC Region origin ASes announcing only one prefix: 97 AfriNIC Region transit ASes present in the Internet Routing Table: 73 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 27 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 126 Number of AfriNIC addresses announced to Internet: 30110208 Equivalent to 1 /8s, 203 /16s and 114 /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 8742 63 CHINAMOBILE-CN China Mobile Communicati 56047 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1449 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 762 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile 17676 720 10640 154 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 9961 11385 3510 AMAZON-02, US 749 3223 54904 2475 DNIC-AS-00749, US 367 2778 3402 1299 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1830 117 1253 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 891 CABLEONE, US 5972 1341 387 608 DNIC-ASBLK-05800-06055, US 7979 990 64 201 SERVERS-COM, US 855 955 255 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 1299 106 1051 AKAMAI-ASN1, NL 3215 898 4830 291 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 704 60 23 Jordan Data Communications, JO 8452 621 1841 10 TE-AS TE-AS, EG 51167 523 100 222 CONTABO, DE 35819 429 425 71 MOBILY-AS Etihad Etisalat Company Mobil 20978 420 196 13 TT_MOBIL Istanbul, TR 212238 390 29 344 CDNEXT, GB 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 5579 1585 750 UNINET, MX 3816 1323 784 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 755 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 494 68 215 Mega Cable, S.A. de C.V., MX 10620 381 47 316 Telmex Colombia S.A., CO 27983 237 23 127 Red Intercable Digital S.A., AR 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 648 209 262 LINKdotNET-AS, EG 24835 385 364 28 RAYA-AS, EG 2018 380 319 71 TENET-1, ZA 36935 317 518 27 Vodafone-, EG 29571 305 44 120 ORANGE-COTE-IVOIRE, CI 36914 255 82 3 KENET-AS, KE 36992 183 231 158 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 24757 139 37 52 EthioNet-AS, ET 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 9961 11385 3510 AMAZON-02, US 9808 9651 8742 63 CHINAMOBILE-CN China Mobile Communicati 8151 5579 1585 750 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3223 54904 2475 DNIC-AS-00749, US 367 2778 3402 1299 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1830 117 1253 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1599 105 891 CABLEONE, 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 9588 CHINAMOBILE-CN China Mobile Communications Grou 8151 5579 4829 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1861 1636 ATLANTICBB-JOHNSTOWN, US 367 2778 1479 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1699 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1449 1376 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 3816 1323 1132 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 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 1835 FSKNET-DK Forskningsnettet - Danish network for 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 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.125.0/24 Origin: 37442 RESERVED, ZZ 41.57.125.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.77.208.0/22 Origin: 37475 RESERVED, ZZ 41.77.208.0/22 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 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 /14:360 /15:702 /16:5975 /17:2486 /18:2605 /19:5508 /20:8797 /21:10965 /22:20078 /23:20851 /24:113920 /25:73 /26:48 /27:66 /28:18 /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 2970 5579 UNINET, MX 16509 2120 9961 AMAZON-02, US 11492 1209 1599 CABLEONE, US 209 961 1699 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1861 ATLANTICBB-JOHNSTOWN, US 11830 882 1041 Instituto Costarricense de Electricidad y Telec 19901 749 890 BRSPD-PUBLIC, US 6147 682 1085 Telefonica del Peru S.A.A., PE 8376 549 704 Jordan Data Communications, JO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:384 3:341 5:1123 6:148 7:5 8:632 11:171 12:664 13:306 14:120 15:283 16:175 17:6 18:739 20:33 21:4 22:188 23:1891 24:740 25:2 27:49 29:19 31:205 32:1 34:10 35:58 36:1177 37:434 38:884 39:525 40:11 41:805 42:13 43:197 44:35 45:2518 46:637 47:98 49:10 50:297 51:478 52:1373 54:275 55:991 57:14 58:6 59:39 60:19 61:62 62:343 63:506 64:1504 65:827 66:1268 67:806 68:177 69:852 70:144 71:197 72:476 74:717 75:389 76:214 77:336 78:587 79:194 80:215 81:195 82:221 83:128 84:202 85:357 86:164 87:166 88:157 89:532 90:97 91:632 92:428 93:813 94:508 95:1120 96:372 97:33 98:139 99:148 100:23 101:21 102:210 103:1178 104:774 105:158 106:3 107:198 108:309 109:281 110:40 111:1789 112:464 113:46 114:33 115:14 116:31 117:972 118:72 119:108 120:1087 121:39 122:85 123:21 124:59 125:13 128:358 129:282 130:503 131:820 132:517 133:195 134:348 135:89 136:372 137:432 138:789 139:401 140:594 141:325 142:704 143:607 144:333 145:65 146:504 147:402 148:627 149:494 150:291 151:570 152:576 153:118 154:586 155:689 156:441 157:292 158:318 159:689 160:723 161:477 162:697 163:289 164:648 165:398 166:102 167:393 168:957 169:153 170:1262 171:66 172:920 173:817 174:194 175:41 176:420 177:762 178:350 179:524 180:54 181:1008 182:29 183:832 184:312 185:2500 186:816 187:870 188:636 189:1138 190:2752 191:242 192:3910 193:1309 194:853 195:593 196:463 197:433 198:1997 199:3678 200:2470 201:2390 202:1085 203:642 204:1768 205:1667 206:1192 207:1158 208:935 209:1424 210:350 211:432 212:735 213:586 214:1027 215:42 216:1778 217:347 218:525 219:23 220:29 221:303 222:20 223:645 End of report