IPv4 R&E Routing Table Report 20:15 GMT Tue 16 Jul, 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: 187327 Prefixes after maximum aggregation (per Origin AS): 84203 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 104284 Number of IPv4 prefixes with a valid ROA: 73557 Number of IPv4 prefixes with an invalid ROA: 20 Number of IPv4 prefixes with no ROA: 113750 Total ASes present in the Internet Routing Table: 16284 Prefixes per ASN: 11.50 Origin-only ASes present in the Internet Routing Table: 13995 Origin ASes announcing only one prefix: 6423 Transit ASes present in the Internet Routing Table: 2289 Transit-only ASes present in the Internet Routing Table: 623 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 225 Number of instances of unregistered ASNs: 226 Number of 32-bit ASNs allocated by the RIRs: 44979 Number of 32-bit ASNs visible in the Routing Table: 6148 Prefixes from 32-bit ASNs in the Routing Table: 21228 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 1121372317 Equivalent to 66 /8s, 214 /16s and 200 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 52017 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30382 Total APNIC prefixes after maximum aggregation: 7214 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29905 Unique aggregates announced from the APNIC address blocks: 8235 APNIC Region origin ASes present in the Internet Routing Table: 1174 APNIC Prefixes per ASN: 25.47 APNIC Region origin ASes announcing only one prefix: 477 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: 518 Number of APNIC addresses announced to Internet: 201146220 Equivalent to 11 /8s, 253 /16s and 63 /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: 87536 Total ARIN prefixes after maximum aggregation: 48190 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86165 Unique aggregates announced from the ARIN address blocks: 53786 ARIN Region origin ASes present in the Internet Routing Table: 7312 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 3180 ARIN Region transit ASes present in the Internet Routing Table: 664 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1508 Number of ARIN addresses announced to Internet: 654980961 Equivalent to 39 /8s, 10 /16s and 55 /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: 31163 Total RIPE prefixes after maximum aggregation: 16836 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 32181 Unique aggregates announced from the RIPE address blocks: 24102 RIPE Region origin ASes present in the Internet Routing Table: 3313 RIPE Prefixes per ASN: 9.71 RIPE Region origin ASes announcing only one prefix: 1436 RIPE Region transit ASes present in the Internet Routing Table: 531 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1223 Number of RIPE addresses announced to Internet: 163209936 Equivalent to 9 /8s, 186 /16s and 98 /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: 32962 Total LACNIC prefixes after maximum aggregation: 10156 LACNIC Deaggregation factor: 3.25 Prefixes being announced from the LACNIC address blocks: 32681 Unique aggregates announced from the LACNIC address blocks: 15383 LACNIC Region origin ASes present in the Internet Routing Table: 3545 LACNIC Prefixes per ASN: 9.22 LACNIC Region origin ASes announcing only one prefix: 1242 LACNIC Region transit ASes present in the Internet Routing Table: 720 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2792 Number of LACNIC addresses announced to Internet: 74159360 Equivalent to 4 /8s, 107 /16s and 149 /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: 5059 Total AfriNIC prefixes after maximum aggregation: 1638 AfriNIC Deaggregation factor: 3.09 Prefixes being announced from the AfriNIC address blocks: 6303 Unique aggregates announced from the AfriNIC address blocks: 2692 AfriNIC Region origin ASes present in the Internet Routing Table: 216 AfriNIC Prefixes per ASN: 29.18 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 107 Number of AfriNIC addresses announced to Internet: 27822336 Equivalent to 1 /8s, 168 /16s and 137 /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 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1467 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 660 10623 151 GIGAINFRA SoftBank Corp., JP 2907 600 2147 465 SINET-AS Research Organization of Informa 56040 488 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 482 767 109 ALIBABA-CN-NET Alibaba US Technology Co., 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 10144 11542 3632 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2632 3225 1236 DNIC-ASBLK-00306-00371, US 4155 1981 131 1301 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1301 384 581 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 975 4179 728 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 20940 1277 102 1038 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 709 60 24 Jordan Data Communications, JO 8452 584 1841 11 TE-AS TE-AS, EG 51167 550 105 240 CONTABO, DE 212238 451 33 400 CDNEXT, GB 20978 420 196 13 TT_MOBIL Istanbul, TR 35819 411 394 38 MOBILY-AS Etihad Etisalat Company Mobily, 13046 384 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 5505 1582 749 UNINET, MX 3816 1323 777 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1101 324 7 Instituto Costarricense de Electricidad y 6147 1080 369 22 Telefonica del Peru S.A.A., PE 18881 827 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 530 73 228 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 315 41 261 Telmex Colombia S.A., CO 22724 229 15 103 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 804 389 16 LINKdotNET-AS, EG 29571 530 48 247 ORANGE-COTE-IVOIRE, CI 36914 443 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 130 8 31 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 10144 11542 3632 AMAZON-02, US 9808 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5505 1582 749 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2632 3225 1236 DNIC-ASBLK-00306-00371, US 4155 1981 131 1301 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 56046 1508 876 117 CMNET-JIANGSU-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 9663 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 5505 4756 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2632 1396 DNIC-ASBLK-00306-00371, US 56041 1467 1394 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1323 1128 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1101 1094 Instituto Costarricense de Electricidad y Telec 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 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 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 13342 UNALLOCATED 12.164.235.0/24 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 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 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 41.204.240.0/24 Origin: 36911 RESERVED, ZZ 41.204.240.0/24 Transit: 328766 RESERVED, ZZ 41.204.241.0/24 Origin: 36911 RESERVED, ZZ 41.204.241.0/24 Transit: 328766 RESERVED, ZZ 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 /10:18 /11:30 /12:91 /13:129 /14:356 /15:696 /16:5928 /17:2442 /18:2567 /19:5426 /20:8416 /21:10924 /22:19935 /23:20467 /24:109678 /25:42 /26:47 /27:68 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2884 5505 UNINET, MX 16509 2128 10144 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 955 1691 CENTURYLINK-US-LEGACY-QWEST, US 11830 935 1101 Instituto Costarricense de Electricidad y Telecom., CR 19901 784 932 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 674 1080 Telefonica del Peru S.A.A., PE 8376 552 709 Jordan Data Communications, JO 7979 439 1024 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:14 2:186 3:370 5:390 6:135 7:5 8:631 11:171 12:649 13:305 14:98 15:281 16:183 17:6 18:752 20:33 21:4 22:188 23:1796 24:715 25:2 27:29 29:19 31:160 32:1 34:10 35:59 36:1197 37:358 38:816 39:536 40:27 41:720 42:13 43:173 44:33 45:2784 46:600 47:99 49:12 50:272 51:356 52:1354 54:272 55:921 57:21 58:6 59:34 60:17 61:54 62:318 63:496 64:1478 65:811 66:1149 67:820 68:171 69:799 70:138 71:194 72:459 74:691 75:381 76:188 77:235 78:314 79:157 80:209 81:183 82:214 83:107 84:189 85:337 86:168 87:157 88:173 89:522 90:97 91:592 92:424 93:295 94:477 95:165 96:364 97:34 98:139 99:154 100:11 101:20 102:236 103:1159 104:704 105:77 106:3 107:185 108:308 109:249 110:27 111:1810 112:447 113:46 114:42 115:15 116:35 117:963 118:75 119:105 120:1091 121:36 122:80 123:22 124:56 125:20 128:358 129:275 130:517 131:836 132:538 133:196 134:342 135:88 136:387 137:478 138:836 139:389 140:587 141:317 142:720 143:647 144:335 145:67 146:469 147:405 148:597 149:470 150:292 151:520 152:578 153:117 154:526 155:632 156:447 157:289 158:313 159:653 160:851 161:488 162:686 163:273 164:655 165:395 166:140 167:421 168:1021 169:136 170:1257 171:63 172:941 173:788 174:173 175:44 176:253 177:989 178:266 179:546 180:58 181:901 182:23 183:828 184:311 185:2197 186:879 187:861 188:514 189:1221 190:2623 191:278 192:3843 193:1281 194:863 195:569 196:463 197:657 198:2003 199:3787 200:2562 201:2537 202:1087 203:650 204:1704 205:1690 206:1166 207:1123 208:910 209:1347 210:339 211:439 212:692 213:578 214:1011 215:42 216:1719 217:277 218:525 219:37 220:29 221:302 222:20 223:637 End of report