IPv4 R&E Routing Table Report 23:05 GMT Sun 03 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: 957458 Prefixes after maximum aggregation (per Origin AS): 366732 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468976 Number of IPv4 prefixes with a valid ROA: 506220 Number of IPv4 prefixes with an invalid ROA: 1316 Number of IPv4 prefixes with no ROA: 449922 Total ASes present in the Internet Routing Table: 76172 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 65420 Origin ASes announcing only one prefix: 26782 Transit ASes present in the Internet Routing Table: 10752 Transit-only ASes present in the Internet Routing Table: 504 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: 956 Number of instances of unregistered ASNs: 970 Number of 32-bit ASNs allocated by the RIRs: 45705 Number of 32-bit ASNs visible in the Routing Table: 37289 Prefixes from 32-bit ASNs in the Routing Table: 193491 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 514 Number of addresses announced to Internet: 3026617856 Equivalent to 180 /8s, 102 /16s and 134 /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: 314011 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251894 Total APNIC prefixes after maximum aggregation: 74961 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 243986 Unique aggregates announced from the APNIC address blocks: 101119 APNIC Region origin ASes present in the Internet Routing Table: 14329 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4365 APNIC Region transit ASes present in the Internet Routing Table: 1897 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: 9830 Number of APNIC addresses announced to Internet: 756032256 Equivalent to 45 /8s, 16 /16s and 35 /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: 281409 Total ARIN prefixes after maximum aggregation: 126029 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284071 Unique aggregates announced from the ARIN address blocks: 135703 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: 6968 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: 5047 Number of ARIN addresses announced to Internet: 1266953216 Equivalent to 75 /8s, 132 /16s and 44 /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: 267659 Total RIPE prefixes after maximum aggregation: 129709 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264595 Unique aggregates announced from the RIPE address blocks: 168814 RIPE Region origin ASes present in the Internet Routing Table: 28755 RIPE Prefixes per ASN: 9.20 RIPE Region origin ASes announcing only one prefix: 12122 RIPE Region transit ASes present in the Internet Routing Table: 3932 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12079 Number of RIPE addresses announced to Internet: 722089984 Equivalent to 43 /8s, 10 /16s and 56 /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: 122853 Total LACNIC prefixes after maximum aggregation: 28886 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 120346 Unique aggregates announced from the LACNIC address blocks: 48496 LACNIC Region origin ASes present in the Internet Routing Table: 11163 LACNIC Prefixes per ASN: 10.78 LACNIC Region origin ASes announcing only one prefix: 2636 LACNIC Region transit ASes present in the Internet Routing Table: 2484 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: 9074 Number of LACNIC addresses announced to Internet: 177353472 Equivalent to 10 /8s, 146 /16s and 51 /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: 32687 Total AfriNIC prefixes after maximum aggregation: 6521 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 43946 Unique aggregates announced from the AfriNIC address blocks: 14412 AfriNIC Region origin ASes present in the Internet Routing Table: 1894 AfriNIC Prefixes per ASN: 23.20 AfriNIC Region origin ASes announcing only one prefix: 691 AfriNIC Region transit ASes present in the Internet Routing Table: 359 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: 1259 Number of AfriNIC addresses announced to Internet: 103911680 Equivalent to 6 /8s, 49 /16s and 145 /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 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4250 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3851 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3651 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3251 1869 99 VNPT-AS-VN VNPT Corp, VN 24560 2785 830 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2213 434 195 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 10965 11967 3881 AMAZON-02, US 11492 4661 310 548 CABLEONE, US 174 4500 8756 831 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3417 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3263 54896 2510 DNIC-AS-00749, US 7018 3157 23661 1981 ATT-INTERNET4, US 396982 2865 3654 419 GOOGLE-CLOUD-PLATFORM, US 16625 2798 1222 2102 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 7648 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3843 3395 125 AKAMAI-ASN1, NL 9009 3696 318 1884 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1844 134 1362 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1577 1852 14 TE-AS TE-AS, EG 8551 1474 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 11377 3207 562 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2534 532 359 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 780 197 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1113 369 22 Telefonica del Peru S.A.A., PE 22884 1055 95 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1030 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 24863 1648 389 16 LINKdotNET-AS, EG 24835 1627 593 29 RAYA-AS, EG 36992 1421 1519 283 ETISALAT-MISR, EG 29571 1370 87 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 986 523 45 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 554 1861 35 IAM-AS, MA 37342 516 32 1 MOVITEL, MZ 15399 507 57 58 WANANCHI-, 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 11377 3207 562 UNINET, MX 16509 10965 11967 3881 AMAZON-02, US 9808 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 12479 7648 1709 143 UNI2-AS, ES 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4661 310 548 CABLEONE, US 174 4500 8756 831 COGENT-174, US 18403 4250 347 23 FPT-AS-AP FPT Telecom Company, VN 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 10080 9997 CHINAMOBILE-CN China Mobile Communications Grou 12479 7648 7505 UNI2-AS, ES 16509 10965 7084 AMAZON-02, US 7545 6065 5410 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4250 4227 FPT-AS-AP FPT Telecom Company, VN 11492 4661 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3843 3718 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 23.139.88.0/24 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /14:1169 /15:2055 /16:13115 /17:8118 /18:13605 /19:24207 /20:43534 /21:51595 /22:111493 /23:99344 /24:588195 /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 6693 7648 UNI2-AS, ES 8151 5598 11377 UNINET, MX 11492 3555 4661 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2547 3417 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2238 10965 AMAZON-02, US 30036 2187 2525 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) ---------------------------------------------- 1:2278 2:1536 3:511 4:8 5:4430 6:169 7:6 8:1504 9:1 11:172 12:1416 13:359 14:2461 15:331 16:265 17:357 18:903 20:441 21:4 22:188 23:6944 24:2652 25:2 27:2654 29:19 31:2956 32:44 34:73 35:144 36:2354 37:4446 38:8810 39:890 40:153 41:4019 42:2012 43:2409 44:330 45:17682 46:4712 47:298 49:2004 50:1857 51:582 52:1581 54:313 55:940 56:8 57:223 58:2169 59:1175 60:1150 61:2767 62:2829 63:1842 64:5403 65:2275 66:4640 67:3009 68:1332 69:3986 70:1126 71:570 72:2853 74:2783 75:1631 76:637 77:2574 78:1863 79:1663 80:2188 81:2028 82:1787 83:1376 84:1752 85:3115 86:964 87:2153 88:1249 89:4359 90:700 91:8243 92:2605 93:2813 94:3826 95:4277 96:1250 97:314 98:1072 99:738 100:72 101:1161 102:3375 103:32124 104:4412 105:709 106:986 107:2395 108:1163 109:4039 110:2212 111:3308 112:2040 113:1755 114:1929 115:2136 116:1958 117:2700 118:2844 119:1949 120:1865 121:1349 122:2700 123:2140 124:1621 125:2826 126:64 128:1351 129:926 130:1248 131:1890 132:807 133:446 134:1525 135:316 136:1260 137:1089 138:2881 139:1545 140:1480 141:1566 142:1810 143:1621 144:1017 145:399 146:2096 147:2046 148:2536 149:2816 150:1122 151:1457 152:2105 153:499 154:7096 155:1545 156:2893 157:1834 158:1214 159:2427 160:3267 161:1737 162:3558 163:1759 164:1934 165:2128 166:1332 167:1848 168:4086 169:778 170:5006 171:995 172:3902 173:3124 174:912 175:1266 176:3484 177:4893 178:3615 179:2242 180:2514 181:3924 182:3318 183:2025 184:2274 185:21130 186:5032 187:4217 188:4213 189:4188 190:9556 191:1516 192:11169 193:9252 194:7603 195:5363 196:3204 197:3050 198:5901 199:8192 200:8036 201:6266 202:10241 203:10406 204:4635 205:3634 206:4573 207:3529 208:4211 209:5119 210:4508 211:2576 212:4523 213:3622 214:1046 215:48 216:6608 217:3027 218:1320 219:394 220:2080 221:1050 222:707 223:2297 End of report