IPv4 R&E Routing Table Report 20:15 GMT Sun 26 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: 191620 Prefixes after maximum aggregation (per Origin AS): 84870 Deaggregation factor: 2.26 Unique aggregates announced (without unneeded subnets): 105832 Number of IPv4 prefixes with a valid ROA: 75915 Number of IPv4 prefixes with an invalid ROA: 16 Number of IPv4 prefixes with no ROA: 115689 Total ASes present in the Internet Routing Table: 16010 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 13805 Origin ASes announcing only one prefix: 6358 Transit ASes present in the Internet Routing Table: 2205 Transit-only ASes present in the Internet Routing Table: 597 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: 28 Max AS path prepend of ASN ( 28683) 23 Prefixes from unregistered ASNs in the Routing Table: 246 Number of instances of unregistered ASNs: 246 Number of 32-bit ASNs allocated by the RIRs: 44590 Number of 32-bit ASNs visible in the Routing Table: 5725 Prefixes from 32-bit ASNs in the Routing Table: 19940 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: 98 Number of addresses announced to Internet: 1121487773 Equivalent to 66 /8s, 216 /16s and 139 /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: 56328 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30451 Total APNIC prefixes after maximum aggregation: 7266 APNIC Deaggregation factor: 4.19 Prefixes being announced from the APNIC address blocks: 29936 Unique aggregates announced from the APNIC address blocks: 8230 APNIC Region origin ASes present in the Internet Routing Table: 1166 APNIC Prefixes per ASN: 25.67 APNIC Region origin ASes announcing only one prefix: 477 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: 510 Number of APNIC addresses announced to Internet: 201453932 Equivalent to 12 /8s, 1 /16s and 241 /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: 88878 Total ARIN prefixes after maximum aggregation: 48561 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87558 Unique aggregates announced from the ARIN address blocks: 54522 ARIN Region origin ASes present in the Internet Routing Table: 7482 ARIN Prefixes per ASN: 11.70 ARIN Region origin ASes announcing only one prefix: 3236 ARIN Region transit ASes present in the Internet Routing Table: 681 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: 1553 Number of ARIN addresses announced to Internet: 655963233 Equivalent to 39 /8s, 25 /16s and 52 /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: 37140 Total RIPE prefixes after maximum aggregation: 17551 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 37874 Unique aggregates announced from the RIPE address blocks: 25439 RIPE Region origin ASes present in the Internet Routing Table: 3510 RIPE Prefixes per ASN: 10.79 RIPE Region origin ASes announcing only one prefix: 1494 RIPE Region transit ASes present in the Internet Routing Table: 547 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: 1302 Number of RIPE addresses announced to Internet: 163360208 Equivalent to 9 /8s, 188 /16s and 173 /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: 30190 Total LACNIC prefixes after maximum aggregation: 9378 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 29871 Unique aggregates announced from the LACNIC address blocks: 14424 LACNIC Region origin ASes present in the Internet Routing Table: 2935 LACNIC Prefixes per ASN: 10.18 LACNIC Region origin ASes announcing only one prefix: 1060 LACNIC Region transit ASes present in the Internet Routing Table: 590 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: 2238 Number of LACNIC addresses announced to Internet: 72822784 Equivalent to 4 /8s, 87 /16s and 48 /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: 4715 Total AfriNIC prefixes after maximum aggregation: 1936 AfriNIC Deaggregation factor: 2.44 Prefixes being announced from the AfriNIC address blocks: 6283 Unique aggregates announced from the AfriNIC address blocks: 3121 AfriNIC Region origin ASes present in the Internet Routing Table: 225 AfriNIC Prefixes per ASN: 27.92 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 69 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: 122 Number of AfriNIC addresses announced to Internet: 27837440 Equivalent to 1 /8s, 168 /16s and 196 /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 61 CHINAMOBILE-CN China Mobile Communicati 56047 1505 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1481 874 109 CMNET-JIANGSU-AP China Mobile communica 56041 1448 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 721 10640 154 GIGAINFRA SoftBank Corp., JP 2907 595 2158 459 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 9951 11383 3525 AMAZON-02, US 749 3223 54904 2475 DNIC-AS-00749, US 367 2765 3395 1289 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1819 117 1255 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 890 CABLEONE, US 5972 1341 387 608 DNIC-ASBLK-05800-06055, US 7979 990 64 201 SERVERS-COM, US 855 954 255 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 1294 105 1045 AKAMAI-ASN1, NL 3215 926 4906 284 France Telecom - Orange, FR 25019 821 1044 145 SAUDINETSTC-AS, SA 8376 705 60 22 Jordan Data Communications, JO 8452 622 1841 11 TE-AS TE-AS, EG 51167 523 100 222 CONTABO, DE 35819 424 418 70 MOBILY-AS Etihad Etisalat Company Mobil 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 5569 1585 746 UNINET, MX 3816 1321 789 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1083 369 22 Telefonica del Peru S.A.A., PE 11830 1041 324 5 Instituto Costarricense de Electricidad 18881 754 1126 30 TELEFONICA BRASIL S.A, BR 26599 549 2827 83 TELEFONICA BRASIL S.A, BR 13999 493 68 214 Mega Cable, S.A. de C.V., MX 10620 381 47 316 Telmex Colombia S.A., CO 27843 229 20 33 WIN EMPRESAS S.A.C., PE 22047 228 342 16 VTR BANDA ANCHA S.A., CL 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 596 206 242 LINKdotNET-AS, EG 2018 379 319 71 TENET-1, ZA 29571 305 44 120 ORANGE-COTE-IVOIRE, CI 36935 258 64 79 Vodafone-, EG 36914 251 82 3 KENET-AS, KE 36992 197 258 168 ETISALAT-MISR, EG 37492 151 471 44 ORANGE-, TN 24835 149 150 88 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 24757 135 36 51 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 9951 11383 3525 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5569 1585 746 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3223 54904 2475 DNIC-AS-00749, US 367 2765 3395 1289 DNIC-ASBLK-00306-00371, US 11776 1861 256 225 ATLANTICBB-JOHNSTOWN, US 4155 1819 117 1255 USDA-1, US 209 1699 4898 311 CENTURYLINK-US-LEGACY-QWEST, US 11492 1598 105 890 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 9590 CHINAMOBILE-CN China Mobile Communications Grou 8151 5569 4823 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1861 1636 ATLANTICBB-JOHNSTOWN, US 367 2765 1476 DNIC-ASBLK-00306-00371, US 56047 1505 1458 CMNET-HUNAN-AP China Mobile communications corp 209 1699 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1481 1372 CMNET-JIANGSU-AP China Mobile communications co 3816 1321 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 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 32282 UNALLOCATED 12.162.231.0/24 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 /11:30 /12:93 /13:124 /14:359 /15:698 /16:5964 /17:2496 /18:2590 /19:5477 /20:8829 /21:10940 /22:19807 /23:20739 /24:113203 /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 2964 5569 UNINET, MX 16509 2125 9951 AMAZON-02, US 11492 1208 1598 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 747 888 BRSPD-PUBLIC, US 6147 680 1083 Telefonica del Peru S.A.A., PE 8376 550 705 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 2:381 3:344 5:1110 6:148 7:5 8:632 11:171 12:665 13:300 14:121 15:283 16:175 17:6 18:738 20:33 21:4 22:188 23:1890 24:737 25:2 27:49 29:19 31:195 32:1 34:10 35:57 36:1177 37:439 38:881 39:524 40:11 41:756 42:13 43:193 44:35 45:2457 46:623 47:98 49:10 50:298 51:481 52:1371 54:276 55:974 57:14 58:7 59:38 60:19 61:62 62:343 63:508 64:1468 65:821 66:1254 67:836 68:177 69:844 70:142 71:196 72:471 74:732 75:390 76:217 77:334 78:582 79:189 80:215 81:184 82:198 83:129 84:197 85:353 86:162 87:163 88:154 89:544 90:97 91:618 92:428 93:807 94:507 95:1100 96:372 97:34 98:139 99:149 100:23 101:21 102:216 103:1147 104:766 105:142 106:3 107:198 108:310 109:275 110:41 111:1791 112:464 113:46 114:33 115:15 116:36 117:972 118:72 119:108 120:1087 121:39 122:86 123:21 124:59 125:13 128:357 129:281 130:505 131:813 132:511 133:195 134:348 135:90 136:371 137:430 138:759 139:403 140:601 141:326 142:704 143:590 144:332 145:65 146:502 147:390 148:612 149:493 150:292 151:570 152:576 153:118 154:593 155:688 156:445 157:306 158:317 159:693 160:722 161:478 162:700 163:290 164:651 165:399 166:103 167:397 168:910 169:152 170:1253 171:66 172:917 173:817 174:194 175:34 176:421 177:697 178:351 179:514 180:54 181:999 182:21 183:832 184:311 185:2484 186:793 187:818 188:587 189:1116 190:2738 191:242 192:3928 193:1304 194:864 195:578 196:451 197:416 198:2016 199:3672 200:2462 201:2378 202:1077 203:640 204:1788 205:1696 206:1199 207:1166 208:936 209:1416 210:335 211:431 212:718 213:582 214:1026 215:42 216:1809 217:324 218:525 219:24 220:30 221:302 222:20 223:641 End of report