IPv4 R&E Routing Table Report 20:15 GMT Thu 08 Feb, 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: 187570 Prefixes after maximum aggregation (per Origin AS): 82338 Deaggregation factor: 2.28 Unique aggregates announced (without unneeded subnets): 103062 Number of IPv4 prefixes with a valid ROA: 71582 Number of IPv4 prefixes with an invalid ROA: 24 Number of IPv4 prefixes with no ROA: 115964 Total ASes present in the Internet Routing Table: 16072 Prefixes per ASN: 11.67 Origin-only ASes present in the Internet Routing Table: 13924 Origin ASes announcing only one prefix: 6378 Transit ASes present in the Internet Routing Table: 2148 Transit-only ASes present in the Internet Routing Table: 567 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 28 Max AS path prepend of ASN ( 11816) 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: 43576 Number of 32-bit ASNs visible in the Routing Table: 5818 Prefixes from 32-bit ASNs in the Routing Table: 19323 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: 87 Number of addresses announced to Internet: 1069510201 Equivalent to 63 /8s, 191 /16s and 110 /24s Percentage of available address space announced: 28.9 Percentage of allocated address space announced: 28.9 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: 55837 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28606 Total APNIC prefixes after maximum aggregation: 6405 APNIC Deaggregation factor: 4.47 Prefixes being announced from the APNIC address blocks: 28351 Unique aggregates announced from the APNIC address blocks: 7432 APNIC Region origin ASes present in the Internet Routing Table: 1047 APNIC Prefixes per ASN: 27.08 APNIC Region origin ASes announcing only one prefix: 424 APNIC Region transit ASes present in the Internet Routing Table: 174 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 13 Number of APNIC region 32-bit ASNs visible in the Routing Table: 441 Number of APNIC addresses announced to Internet: 172013960 Equivalent to 10 /8s, 64 /16s and 185 /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: 83026 Total ARIN prefixes after maximum aggregation: 45565 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 82435 Unique aggregates announced from the ARIN address blocks: 51684 ARIN Region origin ASes present in the Internet Routing Table: 7359 ARIN Prefixes per ASN: 11.20 ARIN Region origin ASes announcing only one prefix: 3149 ARIN Region transit ASes present in the Internet Routing Table: 650 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: 1489 Number of ARIN addresses announced to Internet: 606214625 Equivalent to 36 /8s, 34 /16s and 25 /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, 393216-401308 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: 38554 Total RIPE prefixes after maximum aggregation: 18130 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 38471 Unique aggregates announced from the RIPE address blocks: 25092 RIPE Region origin ASes present in the Internet Routing Table: 3567 RIPE Prefixes per ASN: 10.79 RIPE Region origin ASes announcing only one prefix: 1559 RIPE Region transit ASes present in the Internet Routing Table: 530 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1293 Number of RIPE addresses announced to Internet: 189181392 Equivalent to 11 /8s, 70 /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: 32358 Total LACNIC prefixes after maximum aggregation: 10287 LACNIC Deaggregation factor: 3.15 Prefixes being announced from the LACNIC address blocks: 32109 Unique aggregates announced from the LACNIC address blocks: 15828 LACNIC Region origin ASes present in the Internet Routing Table: 3232 LACNIC Prefixes per ASN: 9.93 LACNIC Region origin ASes announcing only one prefix: 1169 LACNIC Region transit ASes present in the Internet Routing Table: 641 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2502 Number of LACNIC addresses announced to Internet: 73774336 Equivalent to 4 /8s, 101 /16s and 181 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 4795 Total AfriNIC prefixes after maximum aggregation: 1761 AfriNIC Deaggregation factor: 2.72 Prefixes being announced from the AfriNIC address blocks: 6117 Unique aggregates announced from the AfriNIC address blocks: 2941 AfriNIC Region origin ASes present in the Internet Routing Table: 204 AfriNIC Prefixes per ASN: 29.99 AfriNIC Region origin ASes announcing only one prefix: 77 AfriNIC Region transit ASes present in the Internet Routing Table: 55 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 93 Number of AfriNIC addresses announced to Internet: 28277760 Equivalent to 1 /8s, 175 /16s and 124 /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 9635 8738 50 CHINAMOBILE-CN China Mobile Communicati 56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati 56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic 56046 1435 842 107 CMNET-JIANGSU-AP China Mobile communica 24547 777 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun 24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile 2907 601 2162 465 SINET-AS Research Organization of Infor 24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun 7497 439 180 23 CSTNET-AS-AP Computer Network Informati 56040 437 488 105 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 9604 11221 3406 AMAZON-02, US 749 3184 54927 2436 DNIC-AS-00749, US 367 2940 3729 1436 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US 5972 1477 395 656 DNIC-ASBLK-05800-06055, US 4155 1147 75 929 USDA-1, US 7979 979 65 194 SERVERS-COM, US 855 960 255 83 CANET-ASN-4, CA 16625 925 436 851 AKAMAI-AS, 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 4658 280 55 ALJAWWALSTC-AS, SA 20940 1375 117 1115 AKAMAI-ASN1, NL 3215 897 4811 301 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 724 60 22 Jordan Data Communications, JO 8452 630 1841 12 TE-AS TE-AS, EG 15897 551 183 28 VODAFONETURKEY, TR 29580 481 52 202 A1BG_RSG A1 EAD, BG 51167 435 77 184 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 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 5290 1561 961 UNINET, MX 3816 1307 787 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1088 369 22 Telefonica del Peru S.A.A., PE 11830 1044 324 7 Instituto Costarricense de Electricidad 18881 988 1120 28 TELEFONICA BRASIL S.A, BR 11664 587 108 221 Techtel LMDS Comunicaciones Interactiva 26599 547 2941 45 TELEFONICA BRASIL S.A, BR 10620 513 69 429 Telmex Colombia S.A., CO 13999 430 65 173 Mega Cable, S.A. de C.V., MX 27775 297 15 9 Telecommunicationcompany Suriname - Tel 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 581 271 146 LINKdotNET-AS, EG 36914 492 82 3 KENET-AS, KE 36992 489 777 258 ETISALAT-MISR, EG 29571 415 30 215 ORANGE-COTE-IVOIRE, CI 2018 364 319 69 TENET-1, ZA 36935 261 67 77 Vodafone-, EG 24835 204 164 112 RAYA-AS, EG 37492 170 471 44 ORANGE-, TN 327687 160 28 3 RENU, UG 37480 141 9 23 Cobranet, NG 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 9808 9635 8738 50 CHINAMOBILE-CN China Mobile Communicati 16509 9604 11221 3406 AMAZON-02, US 8151 5290 1561 961 UNINET, MX 39891 4658 280 55 ALJAWWALSTC-AS, SA 749 3184 54927 2436 DNIC-AS-00749, US 367 2940 3729 1436 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US 5972 1477 395 656 DNIC-ASBLK-05800-06055, US 56047 1469 188 34 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 16509 9604 6198 AMAZON-02, US 39891 4658 4603 ALJAWWALSTC-AS, SA 8151 5290 4329 UNINET, MX 11776 1854 1632 ATLANTICBB-JOHNSTOWN, US 367 2940 1504 DNIC-ASBLK-00306-00371, US 56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp 209 1709 1389 CENTURYLINK-US-LEGACY-QWEST, US 56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1435 1328 CMNET-JIANGSU-AP China Mobile communications co 3816 1307 1115 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 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 3356 LEVEL3, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US 32282 UNALLOCATED 12.162.235.0/24 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 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 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 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 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 /9:4 /10:14 /11:29 /12:77 /13:130 /14:362 /15:738 /16:5548 /17:2650 /18:2748 /19:5703 /20:8830 /21:10936 /22:20403 /23:20691 /24:108432 /25:79 /26:51 /27:72 /28:19 /29:21 /30:15 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 3340 4658 ALJAWWALSTC-AS, SA 8151 2872 5290 UNINET, MX 16509 2027 9604 AMAZON-02, US 209 965 1709 CENTURYLINK-US-LEGACY-QWEST, US 11776 893 1854 ATLANTICBB-JOHNSTOWN, US 11830 884 1044 Instituto Costarricense de Electricidad y Telec 6147 686 1088 Telefonica del Peru S.A.A., PE 19901 674 811 BRSPD-PUBLIC, US 8376 568 724 Jordan Data Communications, JO 36914 477 492 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:8 2:404 3:265 5:1077 6:152 7:5 8:617 11:171 12:255 13:321 14:98 15:280 16:168 17:6 18:673 20:30 21:4 22:188 23:1869 24:539 25:2 27:16 29:19 31:232 32:2 34:2 35:53 36:1110 37:494 38:859 39:523 40:8 41:654 42:14 43:171 44:30 45:2400 46:610 47:148 49:10 50:263 51:468 52:1364 54:301 55:882 57:17 58:5 59:31 60:19 61:62 62:379 63:472 64:1539 65:819 66:1327 67:726 68:151 69:761 70:155 71:193 72:381 74:758 75:392 76:207 77:270 78:552 79:164 80:203 81:213 82:171 83:96 84:185 85:332 86:154 87:130 88:136 89:270 90:97 91:555 92:394 93:739 94:487 95:1121 96:171 97:35 98:131 99:147 100:42 101:25 102:185 103:949 104:703 105:16 106:2 107:299 108:322 109:225 110:30 111:1742 112:445 113:40 114:31 115:8 116:32 117:951 118:45 119:99 120:1088 121:31 122:80 123:20 124:55 125:11 128:360 129:286 130:509 131:767 132:504 133:264 134:333 135:69 136:366 137:441 138:708 139:428 140:531 141:192 142:725 143:605 144:312 145:77 146:487 147:327 148:601 149:517 150:279 151:550 152:356 153:113 154:463 155:660 156:363 157:234 158:318 159:521 160:537 161:439 162:685 163:286 164:596 165:389 166:125 167:391 168:956 169:151 170:1224 171:60 172:963 173:632 174:108 175:36 176:416 177:736 178:276 179:486 180:46 181:963 182:8 183:853 184:213 185:2347 186:1019 187:788 188:533 189:1054 190:2992 191:216 192:3731 193:1326 194:888 195:655 196:442 197:648 198:1948 199:2980 200:2723 201:2632 202:913 203:615 204:1768 205:1621 206:1093 207:1087 208:998 209:1391 210:291 211:445 212:713 213:666 214:1068 215:37 216:1710 217:369 218:515 219:19 220:30 221:292 222:18 223:622 End of report