IPv4 R&E Routing Table Report 23:05 GMT Mon 21 Oct, 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: 956180 Prefixes after maximum aggregation (per Origin AS): 366249 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468150 Number of IPv4 prefixes with a valid ROA: 504644 Number of IPv4 prefixes with an invalid ROA: 1208 Number of IPv4 prefixes with no ROA: 450328 Total ASes present in the Internet Routing Table: 76145 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65430 Origin ASes announcing only one prefix: 26802 Transit ASes present in the Internet Routing Table: 10715 Transit-only ASes present in the Internet Routing Table: 509 Paths with bogon ASNs present in the IPv4 Routing Table: 14 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: 971 Number of instances of unregistered ASNs: 982 Number of 32-bit ASNs allocated by the RIRs: 45594 Number of 32-bit ASNs visible in the Routing Table: 37204 Prefixes from 32-bit ASNs in the Routing Table: 192934 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 510 Number of addresses announced to Internet: 3026827776 Equivalent to 180 /8s, 105 /16s and 186 /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: 313953 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251864 Total APNIC prefixes after maximum aggregation: 74890 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 243937 Unique aggregates announced from the APNIC address blocks: 101031 APNIC Region origin ASes present in the Internet Routing Table: 14321 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4360 APNIC Region transit ASes present in the Internet Routing Table: 1902 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: 9815 Number of APNIC addresses announced to Internet: 756079872 Equivalent to 45 /8s, 16 /16s and 221 /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: 280669 Total ARIN prefixes after maximum aggregation: 125901 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283781 Unique aggregates announced from the ARIN address blocks: 135478 ARIN Region origin ASes present in the Internet Routing Table: 19127 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6969 ARIN Region transit ASes present in the Internet Routing Table: 1901 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5024 Number of ARIN addresses announced to Internet: 1266414080 Equivalent to 75 /8s, 123 /16s and 242 /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: 267410 Total RIPE prefixes after maximum aggregation: 129472 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 264196 Unique aggregates announced from the RIPE address blocks: 168419 RIPE Region origin ASes present in the Internet Routing Table: 28756 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12132 RIPE Region transit ASes present in the Internet Routing Table: 3923 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12049 Number of RIPE addresses announced to Internet: 722270720 Equivalent to 43 /8s, 12 /16s and 250 /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: 122303 Total LACNIC prefixes after maximum aggregation: 28810 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 119965 Unique aggregates announced from the LACNIC address blocks: 48494 LACNIC Region origin ASes present in the Internet Routing Table: 11157 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2646 LACNIC Region transit ASes present in the Internet Routing Table: 2456 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: 9059 Number of LACNIC addresses announced to Internet: 177502464 Equivalent to 10 /8s, 148 /16s and 121 /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: 32963 Total AfriNIC prefixes after maximum aggregation: 6541 AfriNIC Deaggregation factor: 5.04 Prefixes being announced from the AfriNIC address blocks: 43791 Unique aggregates announced from the AfriNIC address blocks: 14292 AfriNIC Region origin ASes present in the Internet Routing Table: 1895 AfriNIC Prefixes per ASN: 23.11 AfriNIC Region origin ASes announcing only one prefix: 695 AfriNIC Region transit ASes present in the Internet Routing Table: 364 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1257 Number of AfriNIC addresses announced to Internet: 104281856 Equivalent to 6 /8s, 55 /16s and 55 /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 10076 8751 83 CHINAMOBILE-CN China Mobile Communication 7545 5978 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4539 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3948 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3846 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3652 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3250 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2780 829 541 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2209 434 196 TATACOMM-AS TATA Communications formerly 45090 2208 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 10883 11909 3809 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4522 8765 872 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3410 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3263 54912 2510 DNIC-AS-00749, US 7018 3205 23678 1979 ATT-INTERNET4, US 396982 2867 3654 421 GOOGLE-CLOUD-PLATFORM, US 16625 2793 1217 2097 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 7633 1709 143 UNI2-AS, ES 39891 4652 281 59 ALJAWWALSTC-AS, SA 20940 3825 3395 125 AKAMAI-ASN1, NL 9009 3691 317 1897 M247, RO 12389 2943 2294 879 ROSTELECOM-AS, RU 34984 2331 356 579 TELLCOM-AS, TR 212238 1796 131 1333 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1472 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 11553 3236 511 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2533 534 356 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1319 779 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1102 369 22 Telefonica del Peru S.A.A., PE 6503 1100 373 162 Axtel, S.A.B. de C.V., MX 22884 1054 96 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1044 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 1637 593 29 RAYA-AS, EG 24863 1616 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1353 86 57 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 976 521 41 Vodafone-, EG 37069 616 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 523 82 3 KENET-AS, KE 37342 516 32 1 MOVITEL, MZ 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 11553 3236 511 UNINET, MX 16509 10883 11909 3809 AMAZON-02, US 9808 10076 8751 83 CHINAMOBILE-CN China Mobile Communication 12479 7633 1709 143 UNI2-AS, ES 7545 5978 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4660 310 547 CABLEONE, US 39891 4652 281 59 ALJAWWALSTC-AS, SA 18403 4539 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4522 8765 872 COGENT-174, US 7155 4163 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 10076 9993 CHINAMOBILE-CN China Mobile Communications Grou 12479 7633 7490 UNI2-AS, ES 16509 10883 7074 AMAZON-02, US 7545 5978 5323 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4652 4593 ALJAWWALSTC-AS, SA 18403 4539 4516 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3948 3923 VIETEL-AS-AP Viettel Group, VN 20940 3825 3700 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 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 6461 ZAYO-6461, 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 /13:575 /14:1171 /15:2058 /16:13153 /17:8163 /18:13598 /19:24211 /20:43599 /21:51556 /22:111501 /23:99251 /24:586890 /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 6699 7633 UNI2-AS, ES 8151 5739 11553 UNINET, MX 11492 3555 4660 CABLEONE, US 39891 3412 4652 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2542 3410 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2218 10883 AMAZON-02, US 30036 2180 2519 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2175 3546 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) ---------------------------------------------- 1:2275 2:1527 3:503 4:8 5:4459 6:169 7:6 8:1513 9:1 11:172 12:1420 13:369 14:2428 15:331 16:264 17:356 18:894 20:432 21:4 22:188 23:6870 24:2647 25:2 27:2638 29:19 31:2889 32:44 34:73 35:142 36:2359 37:4506 38:8679 39:916 40:153 41:4132 42:2181 43:2412 44:336 45:17613 46:4654 47:299 49:2006 50:1870 51:581 52:1580 54:317 55:957 56:8 57:222 58:2181 59:1194 60:1143 61:2745 62:2822 63:1851 64:5426 65:2282 66:4642 67:2997 68:1332 69:4013 70:1128 71:568 72:2862 74:2777 75:1627 76:631 77:2578 78:1867 79:1651 80:2190 81:2023 82:1753 83:1370 84:1739 85:3086 86:972 87:2158 88:1256 89:4375 90:679 91:8258 92:2616 93:2814 94:3796 95:4302 96:1261 97:316 98:1070 99:739 100:72 101:1165 102:3412 103:32224 104:4458 105:706 106:965 107:2388 108:1159 109:4017 110:2202 111:3307 112:2038 113:1720 114:1927 115:2113 116:1962 117:2717 118:2876 119:1980 120:1870 121:1346 122:2599 123:2103 124:1620 125:2826 126:64 128:1407 129:927 130:1231 131:1846 132:807 133:446 134:1519 135:314 136:1235 137:1095 138:2874 139:1542 140:1466 141:1558 142:1784 143:1587 144:1022 145:395 146:2083 147:2043 148:2514 149:2806 150:1098 151:1379 152:2102 153:498 154:6976 155:1507 156:2572 157:1829 158:1205 159:2428 160:3225 161:1759 162:3556 163:1756 164:1937 165:2136 166:1299 167:1853 168:4054 169:785 170:4937 171:1021 172:3889 173:3111 174:904 175:1266 176:3469 177:4897 178:3535 179:2221 180:2495 181:3912 182:3311 183:2052 184:2266 185:21121 186:5016 187:4232 188:4236 189:4076 190:9637 191:1531 192:11070 193:9250 194:7587 195:5405 196:3235 197:3070 198:5916 199:8174 200:7954 201:6266 202:10228 203:10360 204:4615 205:3649 206:4565 207:3577 208:4203 209:5135 210:4501 211:2565 212:4494 213:3633 214:1071 215:48 216:6632 217:3032 218:1271 219:395 220:2025 221:1049 222:707 223:2268 End of report