IPv4 R&E Routing Table Report 20:15 GMT Sat 11 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: 189107 Prefixes after maximum aggregation (per Origin AS): 83485 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 104003 Number of IPv4 prefixes with a valid ROA: 73513 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 115575 Total ASes present in the Internet Routing Table: 15903 Prefixes per ASN: 11.89 Origin-only ASes present in the Internet Routing Table: 13742 Origin ASes announcing only one prefix: 6296 Transit ASes present in the Internet Routing Table: 2161 Transit-only ASes present in the Internet Routing Table: 588 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: 26 Max AS path prepend of ASN (265990) 21 Prefixes from unregistered ASNs in the Routing Table: 224 Number of instances of unregistered ASNs: 224 Number of 32-bit ASNs allocated by the RIRs: 44449 Number of 32-bit ASNs visible in the Routing Table: 5688 Prefixes from 32-bit ASNs in the Routing Table: 18911 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: 1113343137 Equivalent to 66 /8s, 92 /16s and 68 /24s Percentage of available address space announced: 30.1 Percentage of allocated address space announced: 30.1 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: 55035 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29998 Total APNIC prefixes after maximum aggregation: 6947 APNIC Deaggregation factor: 4.32 Prefixes being announced from the APNIC address blocks: 29549 Unique aggregates announced from the APNIC address blocks: 7966 APNIC Region origin ASes present in the Internet Routing Table: 1144 APNIC Prefixes per ASN: 25.83 APNIC Region origin ASes announcing only one prefix: 457 APNIC Region transit ASes present in the Internet Routing Table: 202 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 496 Number of APNIC addresses announced to Internet: 200183152 Equivalent to 11 /8s, 238 /16s and 141 /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: 88490 Total ARIN prefixes after maximum aggregation: 48257 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 87164 Unique aggregates announced from the ARIN address blocks: 54202 ARIN Region origin ASes present in the Internet Routing Table: 7442 ARIN Prefixes per ASN: 11.71 ARIN Region origin ASes announcing only one prefix: 3217 ARIN Region transit ASes present in the Internet Routing Table: 667 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: 1536 Number of ARIN addresses announced to Internet: 653835617 Equivalent to 38 /8s, 248 /16s and 189 /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: 35845 Total RIPE prefixes after maximum aggregation: 16875 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 36601 Unique aggregates announced from the RIPE address blocks: 24367 RIPE Region origin ASes present in the Internet Routing Table: 3430 RIPE Prefixes per ASN: 10.67 RIPE Region origin ASes announcing only one prefix: 1460 RIPE Region transit ASes present in the Internet Routing Table: 532 Average RIPE Region AS path length visible: 6.0 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1259 Number of RIPE addresses announced to Internet: 159644624 Equivalent to 9 /8s, 131 /16s and 251 /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: 30004 Total LACNIC prefixes after maximum aggregation: 9505 LACNIC Deaggregation factor: 3.16 Prefixes being announced from the LACNIC address blocks: 29693 Unique aggregates announced from the LACNIC address blocks: 14507 LACNIC Region origin ASes present in the Internet Routing Table: 2996 LACNIC Prefixes per ASN: 9.91 LACNIC Region origin ASes announcing only one prefix: 1071 LACNIC Region transit ASes present in the Internet Routing Table: 596 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: 2292 Number of LACNIC addresses announced to Internet: 71720192 Equivalent to 4 /8s, 70 /16s and 93 /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: 4546 Total AfriNIC prefixes after maximum aggregation: 1724 AfriNIC Deaggregation factor: 2.64 Prefixes being announced from the AfriNIC address blocks: 6003 Unique aggregates announced from the AfriNIC address blocks: 2871 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 28.86 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 105 Number of AfriNIC addresses announced to Internet: 27870976 Equivalent to 1 /8s, 169 /16s and 71 /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 1506 192 47 CMNET-HUNAN-AP China Mobile communicati 56046 1483 874 110 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 724 10640 154 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 56040 449 489 108 CMNET-GUANGDONG-AP China Mobile communi 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 9906 11371 3518 AMAZON-02, US 749 3226 54904 2478 DNIC-AS-00749, US 367 2803 3469 1321 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1787 115 1244 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1596 105 890 CABLEONE, US 5972 1370 390 624 DNIC-ASBLK-05800-06055, US 7979 1014 67 200 SERVERS-COM, US 855 962 255 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 1324 110 1068 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 805 1030 146 SAUDINETSTC-AS, SA 8376 715 60 22 Jordan Data Communications, JO 8452 621 1841 11 TE-AS TE-AS, EG 51167 508 98 213 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 407 406 84 MOBILY-AS Etihad Etisalat Company Mobil 13046 389 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 5243 1445 782 UNINET, MX 3816 1321 789 189 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1098 369 21 Telefonica del Peru S.A.A., PE 11830 1042 324 5 Instituto Costarricense de Electricidad 18881 753 1126 30 TELEFONICA BRASIL S.A, BR 26599 539 2819 83 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 490 66 214 Mega Cable, S.A. de C.V., MX 27983 230 23 124 Red Intercable Digital S.A., AR 22724 229 15 100 PUNTONET S.A., EC 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 719 60 177 ORANGE-COTE-IVOIRE, CI 24863 630 210 256 LINKdotNET-AS, EG 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 216 268 175 ETISALAT-MISR, EG 36914 203 82 3 KENET-AS, KE 37492 151 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 15706 110 12 26 Sudatel, SD 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 9906 11371 3518 AMAZON-02, US 9808 9651 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5243 1445 782 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3226 54904 2478 DNIC-AS-00749, US 367 2803 3469 1321 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1787 115 1244 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 11492 1596 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 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5243 4461 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2803 1482 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1448 1375 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1321 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 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 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 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 /12:92 /13:125 /14:355 /15:690 /16:5924 /17:2482 /18:2560 /19:5366 /20:8626 /21:10682 /22:19776 /23:20483 /24:111632 /25:75 /26:49 /27:69 /28:19 /29:20 /30:14 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3440 4758 ALJAWWALSTC-AS, SA 8151 2829 5243 UNINET, MX 16509 2107 9906 AMAZON-02, US 11492 1206 1596 CABLEONE, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 883 1042 Instituto Costarricense de Electricidad y Telec 19901 731 872 BRSPD-PUBLIC, US 6147 694 1098 Telefonica del Peru S.A.A., PE 8376 564 715 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 2:374 3:342 5:1091 6:150 7:5 8:615 11:171 12:655 13:307 14:102 15:282 16:178 17:6 18:738 20:34 21:4 22:188 23:1871 24:730 25:2 27:27 29:19 31:203 32:1 34:11 35:57 36:1174 37:407 38:972 39:524 40:11 41:605 42:13 43:180 44:37 45:2403 46:630 47:102 49:13 50:271 51:472 52:1363 54:274 55:1000 57:16 58:7 59:35 60:19 61:63 62:333 63:496 64:1538 65:815 66:1258 67:820 68:171 69:835 70:148 71:196 72:458 74:728 75:394 76:209 77:316 78:508 79:174 80:195 81:202 82:176 83:107 84:179 85:368 86:154 87:150 88:117 89:526 90:98 91:584 92:418 93:795 94:492 95:1098 96:371 97:31 98:136 99:151 100:23 101:20 102:199 103:1088 104:760 105:130 106:3 107:212 108:310 109:266 110:36 111:1789 112:445 113:47 114:34 115:15 116:33 117:962 118:71 119:103 120:1076 121:18 122:86 123:23 124:58 125:12 128:366 129:292 130:510 131:816 132:501 133:195 134:336 135:72 136:368 137:416 138:769 139:400 140:595 141:314 142:710 143:596 144:332 145:64 146:493 147:390 148:616 149:484 150:292 151:580 152:582 153:119 154:489 155:683 156:440 157:283 158:316 159:685 160:990 161:455 162:701 163:287 164:646 165:392 166:98 167:400 168:917 169:148 170:1265 171:63 172:910 173:795 174:185 175:41 176:414 177:690 178:379 179:507 180:50 181:928 182:25 183:827 184:313 185:2350 186:823 187:716 188:583 189:1073 190:2740 191:183 192:3883 193:1271 194:837 195:570 196:408 197:343 198:1996 199:3635 200:2423 201:2416 202:1074 203:622 204:1776 205:1710 206:1161 207:1158 208:936 209:1446 210:341 211:431 212:684 213:553 214:1005 215:42 216:1756 217:291 218:524 219:24 220:29 221:302 222:22 223:636 End of report