IPv4 R&E Routing Table Report 20:15 GMT Tue 07 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: 186455 Prefixes after maximum aggregation (per Origin AS): 82037 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 102356 Number of IPv4 prefixes with a valid ROA: 73171 Number of IPv4 prefixes with an invalid ROA: 64 Number of IPv4 prefixes with no ROA: 113220 Total ASes present in the Internet Routing Table: 15810 Prefixes per ASN: 11.79 Origin-only ASes present in the Internet Routing Table: 13670 Origin ASes announcing only one prefix: 6238 Transit ASes present in the Internet Routing Table: 2140 Transit-only ASes present in the Internet Routing Table: 583 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: 44400 Number of 32-bit ASNs visible in the Routing Table: 5655 Prefixes from 32-bit ASNs in the Routing Table: 19037 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: 92 Number of addresses announced to Internet: 1112486625 Equivalent to 66 /8s, 79 /16s and 50 /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: 53852 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 29878 Total APNIC prefixes after maximum aggregation: 6968 APNIC Deaggregation factor: 4.29 Prefixes being announced from the APNIC address blocks: 29507 Unique aggregates announced from the APNIC address blocks: 7967 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: 457 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: 489 Number of APNIC addresses announced to Internet: 200233840 Equivalent to 11 /8s, 239 /16s and 83 /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: 85155 Total ARIN prefixes after maximum aggregation: 46424 ARIN Deaggregation factor: 1.83 Prefixes being announced from the ARIN address blocks: 83826 Unique aggregates announced from the ARIN address blocks: 51545 ARIN Region origin ASes present in the Internet Routing Table: 7307 ARIN Prefixes per ASN: 11.47 ARIN Region origin ASes announcing only one prefix: 3153 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: 1503 Number of ARIN addresses announced to Internet: 651183521 Equivalent to 38 /8s, 208 /16s and 69 /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: 36103 Total RIPE prefixes after maximum aggregation: 16983 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 36867 Unique aggregates announced from the RIPE address blocks: 24451 RIPE Region origin ASes present in the Internet Routing Table: 3462 RIPE Prefixes per ASN: 10.65 RIPE Region origin ASes announcing only one prefix: 1474 RIPE Region transit ASes present in the Internet Routing Table: 530 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: 1264 Number of RIPE addresses announced to Internet: 160464080 Equivalent to 9 /8s, 144 /16s and 124 /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: 30341 Total LACNIC prefixes after maximum aggregation: 9651 LACNIC Deaggregation factor: 3.14 Prefixes being announced from the LACNIC address blocks: 30043 Unique aggregates announced from the LACNIC address blocks: 15346 LACNIC Region origin ASes present in the Internet Routing Table: 3012 LACNIC Prefixes per ASN: 9.97 LACNIC Region origin ASes announcing only one prefix: 1070 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: 2299 Number of LACNIC addresses announced to Internet: 72290816 Equivalent to 4 /8s, 79 /16s and 18 /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: 4747 Total AfriNIC prefixes after maximum aggregation: 1830 AfriNIC Deaggregation factor: 2.59 Prefixes being announced from the AfriNIC address blocks: 6120 Unique aggregates announced from the AfriNIC address blocks: 2962 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 29.00 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 66 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: 100 Number of AfriNIC addresses announced to Internet: 28267008 Equivalent to 1 /8s, 175 /16s and 82 /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 9649 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 1450 714 73 CMNET-ZHEJIANG-AP China Mobile communic 24547 790 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 761 501 71 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 9884 11367 3539 AMAZON-02, US 749 3227 54904 2479 DNIC-AS-00749, US 367 2839 3548 1352 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1749 112 1227 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 5972 1370 390 624 DNIC-ASBLK-05800-06055, US 7979 1008 67 198 SERVERS-COM, US 855 961 255 82 CANET-ASN-4, CA 14618 907 4165 687 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 1259 105 1025 AKAMAI-ASN1, NL 3215 900 4830 293 France Telecom - Orange, FR 25019 810 1032 146 SAUDINETSTC-AS, SA 8376 712 60 24 Jordan Data Communications, JO 8452 612 1841 11 TE-AS TE-AS, EG 51167 507 98 212 CONTABO, DE 58224 462 214 334 TCI, IR 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 387 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 5406 1594 889 UNINET, MX 3816 1315 788 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 369 22 Telefonica del Peru S.A.A., PE 11830 1043 324 5 Instituto Costarricense de Electricidad 18881 752 1126 30 TELEFONICA BRASIL S.A, BR 26599 539 2817 84 TELEFONICA BRASIL S.A, BR 10620 499 64 420 Telmex Colombia S.A., CO 13999 489 66 214 Mega Cable, S.A. de C.V., MX 22724 230 15 100 PUNTONET S.A., EC 27983 230 23 124 Red Intercable Digital S.A., AR 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 649 58 183 ORANGE-COTE-IVOIRE, CI 24863 630 210 258 LINKdotNET-AS, EG 2018 380 319 71 TENET-1, ZA 36935 258 64 79 Vodafone-, EG 36992 239 278 184 ETISALAT-MISR, EG 36914 201 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 9884 11367 3539 AMAZON-02, US 9808 9649 8742 61 CHINAMOBILE-CN China Mobile Communicati 8151 5406 1594 889 UNINET, MX 39891 4758 286 60 ALJAWWALSTC-AS, SA 749 3227 54904 2479 DNIC-AS-00749, US 367 2839 3548 1352 DNIC-ASBLK-00306-00371, US 11776 1860 256 220 ATLANTICBB-JOHNSTOWN, US 4155 1749 112 1227 USDA-1, US 209 1701 4898 313 CENTURYLINK-US-LEGACY-QWEST, US 56047 1506 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 9649 9588 CHINAMOBILE-CN China Mobile Communications Grou 39891 4758 4698 ALJAWWALSTC-AS, SA 8151 5406 4517 UNINET, MX 11776 1860 1640 ATLANTICBB-JOHNSTOWN, US 367 2839 1487 DNIC-ASBLK-00306-00371, US 56047 1506 1459 CMNET-HUNAN-AP China Mobile communications corp 209 1701 1388 CENTURYLINK-US-LEGACY-QWEST, US 56041 1450 1377 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1483 1373 CMNET-JIANGSU-AP China Mobile communications co 3816 1315 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 /15:690 /16:5927 /17:2494 /18:2564 /19:5334 /20:8580 /21:10582 /22:19596 /23:20369 /24:109403 /25:85 /26:52 /27:86 /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 2927 5406 UNINET, MX 16509 2103 9884 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 730 871 BRSPD-PUBLIC, US 6147 697 1102 Telefonica del Peru S.A.A., PE 8376 560 712 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 2:378 3:341 5:1098 6:150 7:5 8:608 11:171 12:655 13:306 14:101 15:282 16:177 17:6 18:736 20:34 21:4 22:188 23:1781 24:396 25:2 27:27 29:19 31:196 32:1 34:11 35:57 36:1173 37:424 38:920 39:525 40:11 41:636 42:13 43:174 44:29 45:2408 46:629 47:94 49:14 50:266 51:472 52:1358 54:273 55:997 57:16 58:7 59:39 60:19 61:64 62:335 63:483 64:1492 65:801 66:1237 67:663 68:166 69:743 70:148 71:192 72:372 74:717 75:394 76:204 77:322 78:523 79:172 80:218 81:204 82:172 83:101 84:182 85:353 86:153 87:149 88:117 89:522 90:98 91:556 92:403 93:801 94:493 95:1103 96:161 97:31 98:130 99:151 100:23 101:20 102:215 103:1073 104:725 105:134 106:3 107:209 108:300 109:278 110:34 111:1789 112:444 113:43 114:34 115:15 116:29 117:962 118:70 119:101 120:1075 121:18 122:88 123:20 124:57 125:12 128:356 129:287 130:516 131:775 132:495 133:195 134:336 135:68 136:367 137:417 138:757 139:390 140:599 141:323 142:698 143:605 144:331 145:64 146:467 147:389 148:610 149:480 150:290 151:571 152:537 153:118 154:560 155:682 156:442 157:276 158:315 159:585 160:705 161:429 162:665 163:282 164:648 165:390 166:98 167:402 168:936 169:155 170:1245 171:62 172:898 173:629 174:110 175:41 176:408 177:764 178:322 179:499 180:57 181:927 182:24 183:827 184:199 185:2388 186:823 187:790 188:573 189:1103 190:2750 191:185 192:3841 193:1275 194:832 195:558 196:407 197:400 198:1940 199:3577 200:2431 201:2460 202:1054 203:622 204:1753 205:1683 206:1118 207:1139 208:892 209:1425 210:343 211:431 212:690 213:554 214:1007 215:42 216:1698 217:324 218:525 219:24 220:30 221:302 222:22 223:634 End of report