IPv4 R&E Routing Table Report 20:15 GMT Sat 10 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: 187682 Prefixes after maximum aggregation (per Origin AS): 82589 Deaggregation factor: 2.27 Unique aggregates announced (without unneeded subnets): 103438 Number of IPv4 prefixes with a valid ROA: 71824 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 115833 Total ASes present in the Internet Routing Table: 16009 Prefixes per ASN: 11.72 Origin-only ASes present in the Internet Routing Table: 13875 Origin ASes announcing only one prefix: 6365 Transit ASes present in the Internet Routing Table: 2134 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: 227 Number of instances of unregistered ASNs: 227 Number of 32-bit ASNs allocated by the RIRs: 43596 Number of 32-bit ASNs visible in the Routing Table: 5740 Prefixes from 32-bit ASNs in the Routing Table: 19069 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: 81 Number of addresses announced to Internet: 1069556793 Equivalent to 63 /8s, 192 /16s and 36 /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: 55950 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 28707 Total APNIC prefixes after maximum aggregation: 6505 APNIC Deaggregation factor: 4.41 Prefixes being announced from the APNIC address blocks: 28477 Unique aggregates announced from the APNIC address blocks: 7534 APNIC Region origin ASes present in the Internet Routing Table: 1080 APNIC Prefixes per ASN: 26.37 APNIC Region origin ASes announcing only one prefix: 436 APNIC Region transit ASes present in the Internet Routing Table: 179 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: 460 Number of APNIC addresses announced to Internet: 171957128 Equivalent to 10 /8s, 63 /16s and 219 /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: 83102 Total ARIN prefixes after maximum aggregation: 45572 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 82484 Unique aggregates announced from the ARIN address blocks: 51801 ARIN Region origin ASes present in the Internet Routing Table: 7360 ARIN Prefixes per ASN: 11.21 ARIN Region origin ASes announcing only one prefix: 3154 ARIN Region transit ASes present in the Internet Routing Table: 652 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: 1492 Number of ARIN addresses announced to Internet: 606354913 Equivalent to 36 /8s, 36 /16s and 61 /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: 38777 Total RIPE prefixes after maximum aggregation: 18385 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 38828 Unique aggregates announced from the RIPE address blocks: 25417 RIPE Region origin ASes present in the Internet Routing Table: 3588 RIPE Prefixes per ASN: 10.82 RIPE Region origin ASes announcing only one prefix: 1569 RIPE Region transit ASes present in the Internet Routing Table: 534 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: 1301 Number of RIPE addresses announced to Internet: 189213648 Equivalent to 11 /8s, 71 /16s and 43 /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: 32057 Total LACNIC prefixes after maximum aggregation: 10167 LACNIC Deaggregation factor: 3.15 Prefixes being announced from the LACNIC address blocks: 31775 Unique aggregates announced from the LACNIC address blocks: 15661 LACNIC Region origin ASes present in the Internet Routing Table: 3115 LACNIC Prefixes per ASN: 10.20 LACNIC Region origin ASes announcing only one prefix: 1127 LACNIC Region transit ASes present in the Internet Routing Table: 615 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: 2391 Number of LACNIC addresses announced to Internet: 73741568 Equivalent to 4 /8s, 101 /16s and 53 /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: 4812 Total AfriNIC prefixes after maximum aggregation: 1774 AfriNIC Deaggregation factor: 2.71 Prefixes being announced from the AfriNIC address blocks: 6037 Unique aggregates announced from the AfriNIC address blocks: 2946 AfriNIC Region origin ASes present in the Internet Routing Table: 206 AfriNIC Prefixes per ASN: 29.31 AfriNIC Region origin ASes announcing only one prefix: 79 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: 96 Number of AfriNIC addresses announced to Internet: 28242944 Equivalent to 1 /8s, 174 /16s and 244 /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 9636 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 9640 11228 3380 AMAZON-02, US 749 3184 54927 2436 DNIC-AS-00749, US 367 2917 3727 1420 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1708 4898 320 CENTURYLINK-US-LEGACY-QWEST, US 5972 1478 395 654 DNIC-ASBLK-05800-06055, US 4155 1150 75 930 USDA-1, US 7979 979 65 194 SERVERS-COM, US 855 960 255 83 CANET-ASN-4, CA 16625 917 430 843 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 1351 112 1096 AKAMAI-ASN1, NL 3215 897 4811 301 France Telecom - Orange, FR 25019 816 1032 146 SAUDINETSTC-AS, SA 8376 723 60 22 Jordan Data Communications, JO 15897 551 183 28 VODAFONETURKEY, TR 8452 550 1841 12 TE-AS TE-AS, EG 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 5300 1561 962 UNINET, MX 3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1087 369 22 Telefonica del Peru S.A.A., PE 11830 1044 324 7 Instituto Costarricense de Electricidad 18881 989 1120 28 TELEFONICA BRASIL S.A, BR 11664 589 108 221 Techtel LMDS Comunicaciones Interactiva 26599 547 2941 45 TELEFONICA BRASIL S.A, BR 10620 515 69 430 Telmex Colombia S.A., CO 13999 479 68 212 Mega Cable, S.A. de C.V., MX 22368 247 27 75 TELEBUCARAMANGA S.A. E.S.P., CO 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 585 272 148 LINKdotNET-AS, EG 36992 489 777 258 ETISALAT-MISR, EG 36914 484 82 3 KENET-AS, KE 29571 415 30 215 ORANGE-COTE-IVOIRE, CI 2018 360 319 71 TENET-1, ZA 36935 261 67 77 Vodafone-, EG 24835 228 170 123 RAYA-AS, EG 37492 170 471 44 ORANGE-, TN 327687 162 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 16509 9640 11228 3380 AMAZON-02, US 9808 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati 8151 5300 1561 962 UNINET, MX 39891 4658 280 55 ALJAWWALSTC-AS, SA 749 3184 54927 2436 DNIC-AS-00749, US 367 2917 3727 1420 DNIC-ASBLK-00306-00371, US 11776 1854 256 222 ATLANTICBB-JOHNSTOWN, US 209 1708 4898 320 CENTURYLINK-US-LEGACY-QWEST, US 5972 1478 395 654 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 9808 9636 9586 CHINAMOBILE-CN China Mobile Communications Grou 39891 4658 4603 ALJAWWALSTC-AS, SA 8151 5300 4338 UNINET, MX 11776 1854 1632 ATLANTICBB-JOHNSTOWN, US 367 2917 1497 DNIC-ASBLK-00306-00371, US 56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp 209 1708 1388 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 1305 1108 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 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 13342 UNALLOCATED 12.180.92.0/22 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 /16:5551 /17:2651 /18:2750 /19:5706 /20:8811 /21:10925 /22:20331 /23:20652 /24:108675 /25:79 /26:51 /27:73 /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 2878 5300 UNINET, MX 16509 2027 9640 AMAZON-02, US 209 965 1708 CENTURYLINK-US-LEGACY-QWEST, US 11776 893 1854 ATLANTICBB-JOHNSTOWN, US 11830 884 1044 Instituto Costarricense de Electricidad y Telec 6147 685 1087 Telefonica del Peru S.A.A., PE 19901 677 814 BRSPD-PUBLIC, US 8376 565 723 Jordan Data Communications, JO 15897 471 551 VODAFONETURKEY, TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:8 2:475 3:266 5:1083 6:152 7:5 8:611 11:171 12:252 13:320 14:96 15:280 16:169 17:6 18:681 20:30 21:4 22:188 23:1876 24:541 25:2 27:17 29:19 31:235 32:2 34:2 35:53 36:1110 37:537 38:896 39:523 40:8 41:644 42:14 43:175 44:30 45:2337 46:611 47:148 49:10 50:261 51:468 52:1364 54:304 55:880 57:17 58:5 59:31 60:19 61:62 62:378 63:471 64:1540 65:817 66:1329 67:721 68:151 69:762 70:156 71:195 72:381 74:756 75:392 76:207 77:273 78:553 79:164 80:202 81:196 82:173 83:95 84:183 85:330 86:155 87:157 88:136 89:278 90:97 91:567 92:393 93:740 94:489 95:1129 96:170 97:35 98:131 99:147 100:42 101:25 102:194 103:978 104:719 105:16 106:2 107:299 108:325 109:226 110:30 111:1742 112:455 113:40 114:31 115:11 116:32 117:951 118:45 119:99 120:1088 121:31 122:81 123:20 124:55 125:12 128:415 129:286 130:507 131:770 132:508 133:264 134:332 135:69 136:366 137:439 138:695 139:442 140:543 141:196 142:725 143:589 144:310 145:77 146:472 147:329 148:599 149:521 150:280 151:549 152:356 153:113 154:474 155:658 156:332 157:236 158:315 159:526 160:534 161:458 162:685 163:287 164:599 165:389 166:127 167:384 168:912 169:152 170:1209 171:60 172:963 173:631 174:109 175:37 176:422 177:715 178:278 179:497 180:47 181:963 182:9 183:853 184:208 185:2344 186:1008 187:818 188:533 189:1090 190:2932 191:196 192:3729 193:1333 194:897 195:665 196:450 197:641 198:1951 199:2988 200:2727 201:2631 202:936 203:627 204:1768 205:1633 206:1095 207:1083 208:998 209:1391 210:292 211:445 212:717 213:666 214:1071 215:37 216:1709 217:354 218:515 219:20 220:30 221:292 222:18 223:628 End of report