IPv4 R&E Routing Table Report 20:15 GMT Thu 09 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: 186525 Prefixes after maximum aggregation (per Origin AS): 81586 Deaggregation factor: 2.29 Unique aggregates announced (without unneeded subnets): 101219 Number of IPv4 prefixes with a valid ROA: 73460 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 113045 Total ASes present in the Internet Routing Table: 15753 Prefixes per ASN: 11.84 Origin-only ASes present in the Internet Routing Table: 13629 Origin ASes announcing only one prefix: 6224 Transit ASes present in the Internet Routing Table: 2124 Transit-only ASes present in the Internet Routing Table: 586 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: 231 Number of instances of unregistered ASNs: 231 Number of 32-bit ASNs allocated by the RIRs: 44426 Number of 32-bit ASNs visible in the Routing Table: 5639 Prefixes from 32-bit ASNs in the Routing Table: 18976 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: 94 Number of addresses announced to Internet: 1111633313 Equivalent to 66 /8s, 66 /16s and 45 /24s Percentage of available address space announced: 30.0 Percentage of allocated address space announced: 30.0 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: 53772 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29877 Total APNIC prefixes after maximum aggregation: 6961 APNIC Deaggregation factor: 4.29 Prefixes being announced from the APNIC address blocks: 29505 Unique aggregates announced from the APNIC address blocks: 7957 APNIC Region origin ASes present in the Internet Routing Table: 1141 APNIC Prefixes per ASN: 25.86 APNIC Region origin ASes announcing only one prefix: 459 APNIC Region transit ASes present in the Internet Routing Table: 197 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: 491 Number of APNIC addresses announced to Internet: 200201328 Equivalent to 11 /8s, 238 /16s and 212 /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: 85121 Total ARIN prefixes after maximum aggregation: 46345 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 83756 Unique aggregates announced from the ARIN address blocks: 51400 ARIN Region origin ASes present in the Internet Routing Table: 7308 ARIN Prefixes per ASN: 11.46 ARIN Region origin ASes announcing only one prefix: 3152 ARIN Region transit ASes present in the Internet Routing Table: 635 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: 1502 Number of ARIN addresses announced to Internet: 650899041 Equivalent to 38 /8s, 203 /16s and 238 /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: 35747 Total RIPE prefixes after maximum aggregation: 16770 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 36534 Unique aggregates announced from the RIPE address blocks: 24188 RIPE Region origin ASes present in the Internet Routing Table: 3414 RIPE Prefixes per ASN: 10.70 RIPE Region origin ASes announcing only one prefix: 1462 RIPE Region transit ASes present in the Internet Routing Table: 527 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1254 Number of RIPE addresses announced to Internet: 160149456 Equivalent to 9 /8s, 139 /16s and 175 /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: 31014 Total LACNIC prefixes after maximum aggregation: 9549 LACNIC Deaggregation factor: 3.25 Prefixes being announced from the LACNIC address blocks: 30693 Unique aggregates announced from the LACNIC address blocks: 14749 LACNIC Region origin ASes present in the Internet Routing Table: 3002 LACNIC Prefixes per ASN: 10.22 LACNIC Region origin ASes announcing only one prefix: 1068 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: 2293 Number of LACNIC addresses announced to Internet: 72493824 Equivalent to 4 /8s, 82 /16s and 43 /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: 4535 Total AfriNIC prefixes after maximum aggregation: 1779 AfriNIC Deaggregation factor: 2.55 Prefixes being announced from the AfriNIC address blocks: 5943 Unique aggregates announced from the AfriNIC address blocks: 2838 AfriNIC Region origin ASes present in the Internet Routing Table: 207 AfriNIC Prefixes per ASN: 28.71 AfriNIC Region origin ASes announcing only one prefix: 83 AfriNIC Region transit ASes present in the Internet Routing Table: 68 Average AfriNIC Region AS path length visible: 5.6 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 99 Number of AfriNIC addresses announced to Internet: 27809280 Equivalent to 1 /8s, 168 /16s and 86 /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 9650 8742 61 CHINAMOBILE-CN China Mobile Communicati 56047 1505 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 3508 AMAZON-02, US 749 3226 54904 2478 DNIC-AS-00749, US 367 2822 3498 1335 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1771 114 1240 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1361 389 632 DNIC-ASBLK-05800-06055, US 7979 1008 67 198 SERVERS-COM, US 855 961 255 81 CANET-ASN-4, CA 14618 906 4165 686 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 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 1247 104 1017 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 805 1030 146 SAUDINETSTC-AS, SA 8376 707 60 23 Jordan Data Communications, JO 8452 620 1841 11 TE-AS TE-AS, EG 51167 508 98 213 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 387 34 5 ASN-ISKON, HR 35819 382 382 91 MOBILY-AS Etihad Etisalat Company Mobil 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 6107 1637 803 UNINET, MX 3816 1316 788 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1101 369 22 Telefonica del Peru S.A.A., PE 11830 1043 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 24863 630 210 256 LINKdotNET-AS, EG 29571 523 53 162 ORANGE-COTE-IVOIRE, CI 2018 367 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 216 268 175 ETISALAT-MISR, EG 36914 205 82 3 KENET-AS, KE 37282 157 20 54 MAINONE, NG 37492 156 471 44 ORANGE-, TN 24835 148 150 87 RAYA-AS, EG 37693 146 595 51 TUNISIANA, TN 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 3508 AMAZON-02, US 9808 9650 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 6107 1637 803 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3226 54904 2478 DNIC-AS-00749, US 367 2822 3498 1335 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1771 114 1240 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1505 192 47 CMNET-HUNAN-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 9650 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 6107 5304 UNINET, MX 39891 4758 4698 ALJAWWALSTC-AS, SA 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2822 1487 DNIC-ASBLK-00306-00371, US 56047 1505 1458 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 1316 1120 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 41.57.124.0/24 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 41.57.126.0/24 Origin: 37442 RESERVED, ZZ 41.57.126.0/24 Transit: 37204 TELONE, ZW 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 /15:689 /16:5924 /17:2485 /18:2559 /19:5416 /20:8592 /21:10831 /22:19607 /23:20435 /24:109101 /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 3191 6107 UNINET, MX 16509 2112 9906 AMAZON-02, US 209 960 1701 CENTURYLINK-US-LEGACY-QWEST, US 11776 892 1860 ATLANTICBB-JOHNSTOWN, US 11830 884 1043 Instituto Costarricense de Electricidad y Telec 19901 731 872 BRSPD-PUBLIC, US 6147 696 1101 Telefonica del Peru S.A.A., PE 8376 557 707 Jordan Data Communications, JO 7979 451 1008 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:11 2:376 3:342 5:1082 6:150 7:5 8:609 11:171 12:656 13:304 14:102 15:282 16:178 17:6 18:739 20:34 21:4 22:188 23:1777 24:394 25:2 27:27 29:19 31:196 32:1 34:11 35:57 36:1174 37:399 38:914 39:524 40:11 41:604 42:13 43:175 44:29 45:2411 46:629 47:94 49:14 50:268 51:472 52:1355 54:276 55:896 57:16 58:7 59:38 60:19 61:63 62:331 63:490 64:1495 65:800 66:1242 67:665 68:166 69:742 70:148 71:192 72:373 74:714 75:394 76:203 77:317 78:516 79:172 80:195 81:199 82:173 83:102 84:181 85:349 86:151 87:149 88:117 89:521 90:98 91:549 92:401 93:794 94:490 95:1097 96:164 97:31 98:130 99:151 100:23 101:20 102:213 103:1085 104:726 105:144 106:3 107:210 108:301 109:258 110:34 111:1788 112:445 113:43 114:34 115:15 116:30 117:962 118:70 119:102 120:1075 121:18 122:86 123:23 124:57 125:12 128:357 129:290 130:508 131:769 132:492 133:195 134:336 135:68 136:367 137:413 138:765 139:387 140:597 141:312 142:699 143:602 144:332 145:64 146:473 147:390 148:615 149:479 150:290 151:579 152:528 153:118 154:559 155:684 156:442 157:276 158:317 159:590 160:625 161:429 162:665 163:283 164:645 165:390 166:98 167:400 168:916 169:151 170:1241 171:63 172:882 173:628 174:110 175:41 176:411 177:713 178:315 179:508 180:57 181:925 182:24 183:827 184:197 185:2339 186:824 187:856 188:576 189:1197 190:2757 191:184 192:3840 193:1268 194:830 195:561 196:405 197:373 198:1942 199:3594 200:2436 201:2488 202:1052 203:623 204:1757 205:1689 206:1127 207:1144 208:895 209:1429 210:341 211:431 212:683 213:549 214:1002 215:42 216:1699 217:292 218:525 219:24 220:29 221:302 222:22 223:634 End of report