IPv4 R&E Routing Table Report 23:05 GMT Fri 15 Nov, 2024 IPv4 BGP Table (Global) as seen at Singapore. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Singapore/ Analysis Summary ---------------- BGP routing table entries examined: 959266 Prefixes after maximum aggregation (per Origin AS): 367084 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469965 Number of IPv4 prefixes with a valid ROA: 509290 Number of IPv4 prefixes with an invalid ROA: 811 Number of IPv4 prefixes with no ROA: 449165 Total ASes present in the Internet Routing Table: 76229 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 65489 Origin ASes announcing only one prefix: 26815 Transit ASes present in the Internet Routing Table: 10740 Transit-only ASes present in the Internet Routing Table: 503 Paths with bogon ASNs present in the IPv4 Routing Table: 17 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1083 Number of instances of unregistered ASNs: 1096 Number of 32-bit ASNs allocated by the RIRs: 45849 Number of 32-bit ASNs visible in the Routing Table: 37341 Prefixes from 32-bit ASNs in the Routing Table: 194180 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3026989312 Equivalent to 180 /8s, 108 /16s and 49 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 314676 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252009 Total APNIC prefixes after maximum aggregation: 74955 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244357 Unique aggregates announced from the APNIC address blocks: 101259 APNIC Region origin ASes present in the Internet Routing Table: 14343 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 4393 APNIC Region transit ASes present in the Internet Routing Table: 1896 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9847 Number of APNIC addresses announced to Internet: 755865600 Equivalent to 45 /8s, 13 /16s and 152 /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: 281720 Total ARIN prefixes after maximum aggregation: 125973 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 284108 Unique aggregates announced from the ARIN address blocks: 135929 ARIN Region origin ASes present in the Internet Routing Table: 19146 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6979 ARIN Region transit ASes present in the Internet Routing Table: 1912 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5052 Number of ARIN addresses announced to Internet: 1266980352 Equivalent to 75 /8s, 132 /16s and 150 /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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 268325 Total RIPE prefixes after maximum aggregation: 129892 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265259 Unique aggregates announced from the RIPE address blocks: 169183 RIPE Region origin ASes present in the Internet Routing Table: 28785 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12122 RIPE Region transit ASes present in the Internet Routing Table: 3931 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12103 Number of RIPE addresses announced to Internet: 722202112 Equivalent to 43 /8s, 11 /16s and 238 /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, 53/8, 57/8, 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: 122740 Total LACNIC prefixes after maximum aggregation: 28984 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 120324 Unique aggregates announced from the LACNIC address blocks: 48672 LACNIC Region origin ASes present in the Internet Routing Table: 11154 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2624 LACNIC Region transit ASes present in the Internet Routing Table: 2472 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9069 Number of LACNIC addresses announced to Internet: 177439232 Equivalent to 10 /8s, 147 /16s and 130 /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: 33389 Total AfriNIC prefixes after maximum aggregation: 6609 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 44705 Unique aggregates announced from the AfriNIC address blocks: 14487 AfriNIC Region origin ASes present in the Internet Routing Table: 1907 AfriNIC Prefixes per ASN: 23.44 AfriNIC Region origin ASes announcing only one prefix: 697 AfriNIC Region transit ASes present in the Internet Routing Table: 358 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270 Number of AfriNIC addresses announced to Internet: 104223488 Equivalent to 6 /8s, 54 /16s and 83 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4381 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3908 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3886 514 275 BBIL-AP BHARTI Airtel Ltd., IN 7713 3655 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3247 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2780 831 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2211 434 194 TATACOMM-AS TATA Communications formerly 45090 2206 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 11007 11956 3873 AMAZON-02, US 11492 4672 310 552 CABLEONE, US 174 4510 8759 828 COGENT-174, US 7155 4170 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3410 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3192 23661 2017 ATT-INTERNET4, US 396982 2876 3654 430 GOOGLE-CLOUD-PLATFORM, US 16625 2810 1225 2104 AKAMAI-AS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7632 1709 143 UNI2-AS, ES 39891 4724 289 58 ALJAWWALSTC-AS, SA 20940 3876 3395 125 AKAMAI-ASN1, NL 9009 3669 316 1860 M247, RO 12389 2945 2294 875 ROSTELECOM-AS, RU 34984 2340 359 578 TELLCOM-AS, TR 212238 1848 134 1368 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1594 1852 14 TE-AS TE-AS, EG 8551 1471 366 32 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11439 3220 613 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2538 535 368 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1333 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1325 782 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1118 371 22 Telefonica del Peru S.A.A., PE 22884 1064 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1017 2503 53 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1669 593 29 RAYA-AS, EG 24863 1646 389 16 LINKdotNET-AS, EG 36992 1417 1518 288 ETISALAT-MISR, EG 29571 1395 88 59 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 720 1099 15 MOBINIL, EG 20011 565 139 330 INTERNET-SOLUTIONS, ZA 6713 556 1861 35 IAM-AS, MA 36914 544 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11439 3220 613 UNINET, MX 16509 11007 11956 3873 AMAZON-02, US 9808 10036 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7632 1709 143 UNI2-AS, ES 7545 6095 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 289 58 ALJAWWALSTC-AS, SA 11492 4672 310 552 CABLEONE, US 174 4510 8759 828 COGENT-174, US 18403 4381 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4170 287 85 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 10036 9952 CHINAMOBILE-CN China Mobile Communications Grou 12479 7632 7489 UNI2-AS, ES 16509 11007 7134 AMAZON-02, US 7545 6095 5436 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4724 4666 ALJAWWALSTC-AS, SA 18403 4381 4358 FPT-AS-AP FPT Telecom Company, VN 11492 4672 4120 CABLEONE, US 7155 4170 4085 VIASAT-SP-BACKBONE, US 7552 3908 3883 VIETEL-AS-AP Viettel Group, VN 20940 3876 3751 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Singapore/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 3491 CONSOLE-CONNECT-ASN, US 23.139.32.0/24 Origin: 14727 RESERVED, ZZ 23.139.32.0/24 Transit: 174 COGENT-174, US 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 Transit: 33387 NOCIX, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/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 /8:16 /9:16 /10:36 /11:91 /12:295 /13:574 /14:1167 /15:2052 /16:13130 /17:8151 /18:13608 /19:24222 /20:43719 /21:51656 /22:111636 /23:99438 /24:589459 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6662 7632 UNI2-AS, ES 8151 5643 11439 UNINET, MX 11492 3555 4672 CABLEONE, US 39891 3416 4724 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3114 4170 VIASAT-SP-BACKBONE, US 22773 2541 3410 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2246 11007 AMAZON-02, US 30036 2199 2539 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2172 3542 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2279 2:1544 3:516 4:8 5:4451 6:167 7:6 8:1494 9:1 11:172 12:1411 13:364 14:2463 15:333 16:269 17:357 18:908 20:443 21:4 22:188 23:6985 24:2648 25:2 27:2649 29:19 31:3019 32:37 34:73 35:156 36:2367 37:4468 38:8891 39:904 40:149 41:4116 42:2064 43:2458 44:338 45:17675 46:4724 47:298 49:2011 50:1840 51:582 52:1574 54:316 55:979 56:8 57:229 58:2175 59:1204 60:1151 61:2777 62:2806 63:1839 64:5411 65:2268 66:4623 67:3008 68:1313 69:3983 70:1122 71:581 72:2860 74:2781 75:1629 76:634 77:2578 78:1876 79:1667 80:2194 81:2035 82:1761 83:1385 84:1754 85:3103 86:958 87:2157 88:1253 89:4388 90:704 91:8245 92:2597 93:2812 94:3843 95:4211 96:1243 97:313 98:1068 99:738 100:72 101:1421 102:3408 103:32093 104:4426 105:735 106:982 107:2397 108:1171 109:4061 110:2227 111:3265 112:2040 113:1782 114:1933 115:2118 116:1971 117:2695 118:2862 119:1943 120:1832 121:1347 122:2691 123:2144 124:1615 125:2824 126:62 128:1407 129:931 130:1241 131:1897 132:802 133:446 134:1514 135:318 136:1261 137:1087 138:2877 139:1536 140:1470 141:1449 142:1818 143:1598 144:1025 145:400 146:2091 147:2051 148:2560 149:2813 150:1139 151:1463 152:2107 153:500 154:7282 155:1542 156:2815 157:1837 158:1220 159:2433 160:3309 161:1738 162:3567 163:1754 164:1936 165:2129 166:1333 167:1856 168:4097 169:788 170:5035 171:994 172:3925 173:3130 174:919 175:1269 176:3502 177:4815 178:3701 179:2249 180:2533 181:3923 182:3307 183:2055 184:2268 185:21226 186:5006 187:4226 188:4206 189:4104 190:9576 191:1510 192:11151 193:9257 194:7608 195:5390 196:3210 197:3233 198:5892 199:8207 200:8056 201:6305 202:10206 203:10394 204:4623 205:3653 206:4587 207:3490 208:4218 209:5083 210:4497 211:2523 212:4525 213:3684 214:1053 215:47 216:6593 217:3069 218:1323 219:395 220:2081 221:1051 222:711 223:2306 End of report