IPv4 R&E Routing Table Report 23:05 GMT Thu 21 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: 960539 Prefixes after maximum aggregation (per Origin AS): 367536 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470547 Number of IPv4 prefixes with a valid ROA: 510465 Number of IPv4 prefixes with an invalid ROA: 1202 Number of IPv4 prefixes with no ROA: 448872 Total ASes present in the Internet Routing Table: 76285 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 65507 Origin ASes announcing only one prefix: 26836 Transit ASes present in the Internet Routing Table: 10778 Transit-only ASes present in the Internet Routing Table: 513 Paths with bogon ASNs present in the IPv4 Routing Table: 19 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: 1055 Number of instances of unregistered ASNs: 1068 Number of 32-bit ASNs allocated by the RIRs: 45861 Number of 32-bit ASNs visible in the Routing Table: 37410 Prefixes from 32-bit ASNs in the Routing Table: 194639 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: 492 Number of addresses announced to Internet: 3026473216 Equivalent to 180 /8s, 100 /16s and 81 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 314907 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252731 Total APNIC prefixes after maximum aggregation: 75147 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 245072 Unique aggregates announced from the APNIC address blocks: 101688 APNIC Region origin ASes present in the Internet Routing Table: 14364 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4390 APNIC Region transit ASes present in the Internet Routing Table: 1904 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: 9867 Number of APNIC addresses announced to Internet: 755911680 Equivalent to 45 /8s, 14 /16s and 76 /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: 281838 Total ARIN prefixes after maximum aggregation: 126107 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284250 Unique aggregates announced from the ARIN address blocks: 135963 ARIN Region origin ASes present in the Internet Routing Table: 19143 ARIN Prefixes per ASN: 14.85 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1915 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: 5056 Number of ARIN addresses announced to Internet: 1266670336 Equivalent to 75 /8s, 127 /16s and 219 /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: 268522 Total RIPE prefixes after maximum aggregation: 130021 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 265464 Unique aggregates announced from the RIPE address blocks: 169233 RIPE Region origin ASes present in the Internet Routing Table: 28804 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12139 RIPE Region transit ASes present in the Internet Routing Table: 3937 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: 12134 Number of RIPE addresses announced to Internet: 722087424 Equivalent to 43 /8s, 10 /16s and 46 /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: 122745 Total LACNIC prefixes after maximum aggregation: 29002 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 120299 Unique aggregates announced from the LACNIC address blocks: 48711 LACNIC Region origin ASes present in the Internet Routing Table: 11169 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2645 LACNIC Region transit ASes present in the Internet Routing Table: 2481 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: 9084 Number of LACNIC addresses announced to Internet: 177362944 Equivalent to 10 /8s, 146 /16s and 88 /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: 33648 Total AfriNIC prefixes after maximum aggregation: 6607 AfriNIC Deaggregation factor: 5.09 Prefixes being announced from the AfriNIC address blocks: 44962 Unique aggregates announced from the AfriNIC address blocks: 14535 AfriNIC Region origin ASes present in the Internet Routing Table: 1911 AfriNIC Prefixes per ASN: 23.53 AfriNIC Region origin ASes announcing only one prefix: 696 AfriNIC Region transit ASes present in the Internet Routing Table: 362 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: 1269 Number of AfriNIC addresses announced to Internet: 104178176 Equivalent to 6 /8s, 53 /16s and 162 /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 10042 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6121 842 661 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4412 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3905 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3904 514 283 BBIL-AP BHARTI Airtel Ltd., IN 7713 3689 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3246 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2794 833 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2214 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 10996 11949 3921 AMAZON-02, US 11492 4677 311 552 CABLEONE, US 174 4578 8764 870 COGENT-174, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3409 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3185 23578 2021 ATT-INTERNET4, US 396982 2881 3655 430 GOOGLE-CLOUD-PLATFORM, US 16625 2803 1221 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 7652 1709 143 UNI2-AS, ES 39891 4749 290 61 ALJAWWALSTC-AS, SA 20940 3881 3395 126 AKAMAI-ASN1, NL 9009 3669 316 1860 M247, RO 12389 2943 2295 875 ROSTELECOM-AS, RU 34984 2344 360 573 TELLCOM-AS, TR 212238 1829 132 1351 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1605 1852 14 TE-AS TE-AS, EG 62240 1468 97 728 CLOUVIDER Clouvider - Global ASN, GB 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 11463 3221 610 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2533 535 373 Mega Cable, S.A. de C.V., MX 11830 1999 369 64 Instituto Costarricense de Electricidad y 3816 1327 783 201 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 28573 1322 2310 261 Claro NXT Telecomunicacoes Ltda, BR 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1069 98 373 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 1659 593 29 RAYA-AS, EG 24863 1646 389 16 LINKdotNET-AS, EG 36992 1421 1518 288 ETISALAT-MISR, EG 29571 1403 89 60 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 902 1083 15 MOBINIL, EG 20011 565 139 330 INTERNET-SOLUTIONS, ZA 6713 557 1861 35 IAM-AS, MA 36914 541 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 11463 3221 610 UNINET, MX 16509 10996 11949 3921 AMAZON-02, US 9808 10042 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7652 1709 143 UNI2-AS, ES 7545 6121 842 661 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4749 290 61 ALJAWWALSTC-AS, SA 11492 4677 311 552 CABLEONE, US 174 4578 8764 870 COGENT-174, US 18403 4412 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4168 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 10042 9958 CHINAMOBILE-CN China Mobile Communications Grou 12479 7652 7509 UNI2-AS, ES 16509 10996 7075 AMAZON-02, US 7545 6121 5460 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4749 4688 ALJAWWALSTC-AS, SA 18403 4412 4389 FPT-AS-AP FPT Telecom Company, VN 11492 4677 4125 CABLEONE, US 7155 4168 4083 VIASAT-SP-BACKBONE, US 7552 3905 3880 VIETEL-AS-AP Viettel Group, VN 20940 3881 3755 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 /14:1168 /15:2054 /16:13126 /17:8151 /18:13585 /19:24242 /20:43969 /21:51730 /22:111610 /23:99511 /24:590365 /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 6660 7652 UNI2-AS, ES 8151 5666 11463 UNINET, MX 11492 3555 4677 CABLEONE, US 39891 3440 4749 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3112 4168 VIASAT-SP-BACKBONE, US 22773 2540 3409 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2249 10996 AMAZON-02, US 30036 2203 2543 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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 2:1539 3:516 4:8 5:4433 6:166 7:6 8:1489 9:1 11:172 12:1413 13:358 14:2462 15:336 16:269 17:358 18:900 20:442 21:4 22:188 23:7003 24:2648 25:2 27:2645 29:19 31:3014 32:37 34:73 35:172 36:2379 37:4479 38:8931 39:891 40:149 41:4158 42:2090 43:2456 44:338 45:17725 46:4787 47:298 49:2007 50:1839 51:583 52:1574 54:315 55:944 56:8 57:229 58:2181 59:1179 60:1150 61:2785 62:2816 63:1839 64:5402 65:2267 66:4619 67:3018 68:1311 69:3990 70:1101 71:591 72:2858 74:2783 75:1624 76:635 77:2542 78:1873 79:1640 80:2201 81:2046 82:1759 83:1395 84:1764 85:3108 86:962 87:2165 88:1254 89:4362 90:724 91:8255 92:2594 93:2840 94:3852 95:4216 96:1246 97:313 98:1069 99:735 100:72 101:1413 102:3421 103:32262 104:4426 105:734 106:982 107:2404 108:1175 109:4040 110:2233 111:3308 112:2037 113:1789 114:1933 115:2164 116:1982 117:2716 118:2867 119:1972 120:1839 121:1353 122:2697 123:2148 124:1616 125:2840 126:62 128:1429 129:926 130:1249 131:1888 132:808 133:446 134:1523 135:317 136:1264 137:1094 138:2862 139:1527 140:1493 141:1450 142:1828 143:1602 144:1026 145:406 146:2098 147:2049 148:2566 149:2824 150:1153 151:1466 152:2107 153:499 154:7285 155:1564 156:2795 157:1838 158:1220 159:2428 160:3306 161:1739 162:3564 163:1762 164:1938 165:2139 166:1328 167:1855 168:4104 169:796 170:5003 171:994 172:3932 173:3135 174:920 175:1274 176:3535 177:4842 178:3703 179:2264 180:2554 181:3931 182:3351 183:2051 184:2266 185:21217 186:5030 187:4242 188:4208 189:4097 190:9601 191:1510 192:11160 193:9255 194:7615 195:5397 196:3196 197:3232 198:5903 199:8209 200:7975 201:6298 202:10234 203:10427 204:4625 205:3637 206:4603 207:3490 208:4228 209:5084 210:4511 211:2521 212:4530 213:3686 214:1053 215:47 216:6606 217:3085 218:1321 219:395 220:2092 221:1051 222:710 223:2288 End of report