IPv4 R&E Routing Table Report 23:05 GMT Mon 04 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: 957792 Prefixes after maximum aggregation (per Origin AS): 366845 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469337 Number of IPv4 prefixes with a valid ROA: 506592 Number of IPv4 prefixes with an invalid ROA: 1332 Number of IPv4 prefixes with no ROA: 449868 Total ASes present in the Internet Routing Table: 76196 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 65447 Origin ASes announcing only one prefix: 26811 Transit ASes present in the Internet Routing Table: 10749 Transit-only ASes present in the Internet Routing Table: 503 Paths with bogon ASNs present in the IPv4 Routing Table: 16 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: 959 Number of instances of unregistered ASNs: 972 Number of 32-bit ASNs allocated by the RIRs: 45705 Number of 32-bit ASNs visible in the Routing Table: 37302 Prefixes from 32-bit ASNs in the Routing Table: 193742 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3026601728 Equivalent to 180 /8s, 102 /16s and 71 /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: 314145 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252048 Total APNIC prefixes after maximum aggregation: 74922 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244036 Unique aggregates announced from the APNIC address blocks: 101196 APNIC Region origin ASes present in the Internet Routing Table: 14335 APNIC Prefixes per ASN: 17.02 APNIC Region origin ASes announcing only one prefix: 4383 APNIC Region transit ASes present in the Internet Routing Table: 1901 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: 9836 Number of APNIC addresses announced to Internet: 755944192 Equivalent to 45 /8s, 14 /16s and 203 /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: 281335 Total ARIN prefixes after maximum aggregation: 126026 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283959 Unique aggregates announced from the ARIN address blocks: 135706 ARIN Region origin ASes present in the Internet Routing Table: 19144 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1911 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: 5044 Number of ARIN addresses announced to Internet: 1266902272 Equivalent to 75 /8s, 131 /16s and 101 /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: 267554 Total RIPE prefixes after maximum aggregation: 129796 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264499 Unique aggregates announced from the RIPE address blocks: 168952 RIPE Region origin ASes present in the Internet Routing Table: 28763 RIPE Prefixes per ASN: 9.20 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3924 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: 12081 Number of RIPE addresses announced to Internet: 722093312 Equivalent to 43 /8s, 10 /16s and 69 /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: 123100 Total LACNIC prefixes after maximum aggregation: 28926 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 120622 Unique aggregates announced from the LACNIC address blocks: 48571 LACNIC Region origin ASes present in the Internet Routing Table: 11169 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2641 LACNIC Region transit ASes present in the Internet Routing Table: 2479 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: 9079 Number of LACNIC addresses announced to Internet: 177447936 Equivalent to 10 /8s, 147 /16s and 164 /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: 32796 Total AfriNIC prefixes after maximum aggregation: 6546 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 44161 Unique aggregates announced from the AfriNIC address blocks: 14479 AfriNIC Region origin ASes present in the Internet Routing Table: 1900 AfriNIC Prefixes per ASN: 23.24 AfriNIC Region origin ASes announcing only one prefix: 695 AfriNIC Region transit ASes present in the Internet Routing Table: 361 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: 1262 Number of AfriNIC addresses announced to Internet: 103936512 Equivalent to 6 /8s, 49 /16s and 242 /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 6072 842 657 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4242 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3853 511 267 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 2784 830 541 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2212 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 10984 11971 3860 AMAZON-02, US 11492 4661 310 548 CABLEONE, US 174 4501 8755 830 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3604 1320 79 SHAW, CA 22773 3417 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54896 2509 DNIC-AS-00749, US 7018 3183 23665 2004 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 7654 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3843 3395 125 AKAMAI-ASN1, NL 9009 3695 318 1883 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1852 136 1369 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1572 1852 14 TE-AS TE-AS, EG 8551 1476 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 11469 3222 576 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2535 532 359 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 1322 779 201 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1115 369 22 Telefonica del Peru S.A.A., PE 22884 1061 97 372 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 1647 389 16 LINKdotNET-AS, EG 24835 1627 593 29 RAYA-AS, EG 36992 1422 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 556 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 11469 3222 576 UNINET, MX 16509 10984 11971 3860 AMAZON-02, US 9808 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 12479 7654 1709 143 UNI2-AS, ES 7545 6072 842 657 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4661 310 548 CABLEONE, US 174 4501 8755 830 COGENT-174, US 18403 4242 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 7654 7511 UNI2-AS, ES 16509 10984 7124 AMAZON-02, US 7545 6072 5415 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4242 4219 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 /15:2054 /16:13110 /17:8143 /18:13610 /19:24217 /20:43556 /21:51613 /22:111502 /23:99241 /24:588549 /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 7654 UNI2-AS, ES 8151 5660 11469 UNINET, MX 11492 3555 4661 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3399 3604 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2547 3417 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2237 10984 AMAZON-02, US 30036 2191 2530 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) ---------------------------------------------- 1:2274 2:1536 3:512 4:8 5:4431 6:169 7:6 8:1505 9:1 11:172 12:1423 13:367 14:2462 15:332 16:265 17:357 18:905 20:441 21:4 22:188 23:6935 24:2651 25:2 27:2651 29:19 31:2968 32:44 34:73 35:144 36:2354 37:4417 38:8797 39:893 40:153 41:4069 42:2010 43:2410 44:333 45:17698 46:4715 47:298 49:2003 50:1857 51:582 52:1580 54:312 55:951 56:8 57:222 58:2170 59:1174 60:1150 61:2768 62:2785 63:1840 64:5407 65:2275 66:4633 67:3008 68:1333 69:3990 70:1125 71:572 72:2855 74:2780 75:1631 76:637 77:2575 78:1859 79:1663 80:2188 81:2029 82:1787 83:1351 84:1755 85:3119 86:966 87:2150 88:1249 89:4344 90:698 91:8233 92:2608 93:2813 94:3823 95:4254 96:1250 97:314 98:1072 99:739 100:72 101:1163 102:3365 103:32124 104:4417 105:711 106:986 107:2396 108:1162 109:4051 110:2223 111:3309 112:2041 113:1754 114:1930 115:2160 116:1958 117:2705 118:2843 119:1950 120:1867 121:1347 122:2699 123:2140 124:1620 125:2826 126:64 128:1356 129:926 130:1248 131:1878 132:816 133:446 134:1525 135:316 136:1257 137:1087 138:2859 139:1545 140:1481 141:1449 142:1808 143:1620 144:1016 145:401 146:2101 147:2048 148:2540 149:2818 150:1119 151:1460 152:2104 153:499 154:7121 155:1546 156:2973 157:1832 158:1214 159:2426 160:3272 161:1720 162:3559 163:1758 164:1935 165:2129 166:1330 167:1841 168:4097 169:782 170:5036 171:996 172:3898 173:3125 174:912 175:1265 176:3484 177:4992 178:3649 179:2231 180:2520 181:3923 182:3317 183:2025 184:2274 185:21160 186:5030 187:4253 188:4219 189:4175 190:9579 191:1561 192:11174 193:9249 194:7607 195:5366 196:3212 197:3048 198:5903 199:8198 200:8058 201:6331 202:10249 203:10409 204:4640 205:3642 206:4568 207:3524 208:4210 209:5104 210:4512 211:2575 212:4524 213:3624 214:1044 215:48 216:6609 217:3031 218:1320 219:394 220:2078 221:1050 222:707 223:2297 End of report