IPv4 R&E Routing Table Report 23:05 GMT Sun 11 Aug, 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: 948074 Prefixes after maximum aggregation (per Origin AS): 363263 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465056 Number of IPv4 prefixes with a valid ROA: 490396 Number of IPv4 prefixes with an invalid ROA: 1361 Number of IPv4 prefixes with no ROA: 456317 Total ASes present in the Internet Routing Table: 75866 Prefixes per ASN: 12.50 Origin-only ASes present in the Internet Routing Table: 65237 Origin ASes announcing only one prefix: 26720 Transit ASes present in the Internet Routing Table: 10629 Transit-only ASes present in the Internet Routing Table: 508 Paths with bogon ASNs present in the IPv4 Routing Table: 15 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 93 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 970 Number of instances of unregistered ASNs: 977 Number of 32-bit ASNs allocated by the RIRs: 45169 Number of 32-bit ASNs visible in the Routing Table: 36818 Prefixes from 32-bit ASNs in the Routing Table: 190037 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 549 Number of addresses announced to Internet: 3026737152 Equivalent to 180 /8s, 104 /16s and 88 /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: 311308 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 250231 Total APNIC prefixes after maximum aggregation: 74250 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 242266 Unique aggregates announced from the APNIC address blocks: 102099 APNIC Region origin ASes present in the Internet Routing Table: 14211 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4313 APNIC Region transit ASes present in the Internet Routing Table: 1880 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9680 Number of APNIC addresses announced to Internet: 761359104 Equivalent to 45 /8s, 97 /16s and 107 /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: 277567 Total ARIN prefixes after maximum aggregation: 125528 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281777 Unique aggregates announced from the ARIN address blocks: 134827 ARIN Region origin ASes present in the Internet Routing Table: 19082 ARIN Prefixes per ASN: 14.77 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1885 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4955 Number of ARIN addresses announced to Internet: 1266192128 Equivalent to 75 /8s, 120 /16s and 143 /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: 265361 Total RIPE prefixes after maximum aggregation: 128103 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 261039 Unique aggregates announced from the RIPE address blocks: 165808 RIPE Region origin ASes present in the Internet Routing Table: 28673 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3913 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11915 Number of RIPE addresses announced to Internet: 716167168 Equivalent to 42 /8s, 175 /16s and 216 /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: 122078 Total LACNIC prefixes after maximum aggregation: 28466 LACNIC Deaggregation factor: 4.29 Prefixes being announced from the LACNIC address blocks: 119989 Unique aggregates announced from the LACNIC address blocks: 47892 LACNIC Region origin ASes present in the Internet Routing Table: 11144 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2656 LACNIC Region transit ASes present in the Internet Routing Table: 2434 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 48 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9042 Number of LACNIC addresses announced to Internet: 178057472 Equivalent to 10 /8s, 156 /16s and 241 /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: 31867 Total AfriNIC prefixes after maximum aggregation: 6277 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 42454 Unique aggregates announced from the AfriNIC address blocks: 13966 AfriNIC Region origin ASes present in the Internet Routing Table: 1863 AfriNIC Prefixes per ASN: 22.79 AfriNIC Region origin ASes announcing only one prefix: 669 AfriNIC Region transit ASes present in the Internet Routing Table: 354 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1226 Number of AfriNIC addresses announced to Internet: 104656896 Equivalent to 6 /8s, 60 /16s and 240 /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 9888 8746 75 CHINAMOBILE-CN China Mobile Communication 7545 5669 841 663 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4197 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3952 1331 22 VIETEL-AS-AP Viettel Group, VN 9498 3787 507 259 BBIL-AP BHARTI Airtel Ltd., IN 7713 3647 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3244 1841 106 VNPT-AS-VN VNPT Corp, VN 24560 2812 856 450 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2200 434 198 TATACOMM-AS TATA Communications formerly 45090 2189 1438 79 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 10511 11592 3743 AMAZON-02, US 11492 4629 308 545 CABLEONE, US 7155 4167 287 89 VIASAT-SP-BACKBONE, US 174 3946 8785 898 COGENT-174, US 6327 3597 1320 79 SHAW, CA 22773 3424 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3254 54897 2506 DNIC-AS-00749, US 16625 2956 1265 2139 AKAMAI-AS, US 7018 2952 23676 1850 ATT-INTERNET4, US 396982 2768 3567 414 GOOGLE-CLOUD-PLATFORM, 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 7713 1708 145 UNI2-AS, ES 39891 4411 265 56 ALJAWWALSTC-AS, SA 20940 3780 3396 129 AKAMAI-ASN1, NL 9009 3607 307 1846 M247, RO 12389 2862 2291 857 ROSTELECOM-AS, RU 34984 2337 361 583 TELLCOM-AS, TR 8551 1784 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1740 124 1274 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1580 1852 14 TE-AS TE-AS, EG 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 11859 3290 517 UNINET, MX 10620 3532 493 935 Telmex Colombia S.A., CO 13999 2546 619 39 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1342 2310 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1320 777 204 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1121 313 480 Axtel, S.A.B. de C.V., MX 26615 1084 2503 53 TIM SA, BR 19037 1081 278 31 AMX Argentina S.A., AR 22884 1072 98 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 1615 389 16 LINKdotNET-AS, EG 24835 1555 593 29 RAYA-AS, EG 36992 1412 1519 283 ETISALAT-MISR, EG 29571 1317 83 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 939 521 42 Vodafone-, EG 6713 557 1861 35 IAM-AS, MA 36914 541 82 3 KENET-AS, KE 37342 517 32 1 MOVITEL, MZ 15399 512 56 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 11859 3290 517 UNINET, MX 16509 10511 11592 3743 AMAZON-02, US 9808 9888 8746 75 CHINAMOBILE-CN China Mobile Communication 12479 7713 1708 145 UNI2-AS, ES 7545 5669 841 663 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4629 308 545 CABLEONE, US 39891 4411 265 56 ALJAWWALSTC-AS, SA 18403 4197 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4167 287 89 VIASAT-SP-BACKBONE, US 7552 3952 1331 22 VIETEL-AS-AP Viettel Group, VN 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 9888 9813 CHINAMOBILE-CN China Mobile Communications Grou 12479 7713 7568 UNI2-AS, ES 16509 10511 6768 AMAZON-02, US 7545 5669 5006 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4411 4355 ALJAWWALSTC-AS, SA 18403 4197 4174 FPT-AS-AP FPT Telecom Company, VN 11492 4629 4084 CABLEONE, US 7155 4167 4078 VIASAT-SP-BACKBONE, US 7552 3952 3930 VIETEL-AS-AP Viettel Group, VN 20940 3780 3651 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: 6939 HURRICANE, US 23.130.112.0/24 Origin: 62390 NEXONHOST, RO 23.130.112.0/24 Transit: 9002 RETN-AS, GB 23.130.240.0/24 Origin: 14315 1GSERVERS, US 23.130.240.0/24 Transit: 6453 AS6453, US 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, 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 /10:37 /11:92 /12:294 /13:574 /14:1162 /15:2050 /16:13111 /17:8133 /18:13559 /19:24336 /20:43129 /21:51260 /22:110859 /23:99343 /24:580095 /25:0 /26:0 /27:0 /28:0 /29:1 /30:7 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6799 7713 UNI2-AS, ES 8151 5946 11859 UNINET, MX 11492 3540 4629 CABLEONE, US 6327 3393 3597 SHAW, CA 39891 3361 4411 ALJAWWALSTC-AS, SA 7155 3111 4167 VIASAT-SP-BACKBONE, US 22773 2561 3424 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2161 3532 Telmex Colombia S.A., CO 30036 2159 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 16509 2148 10511 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2268 2:1498 3:406 4:6 5:4363 6:162 7:6 8:1518 9:1 11:172 12:1430 13:358 14:2356 15:324 16:259 17:363 18:862 20:405 21:4 22:188 23:6871 24:2704 25:2 27:2597 29:19 31:2647 32:44 34:68 35:136 36:2343 37:4515 38:8283 39:914 40:151 41:4074 42:2005 43:2405 44:331 45:17384 46:4559 47:300 49:1977 50:1839 51:579 52:1578 54:317 55:942 56:8 57:213 58:2152 59:1198 60:1059 61:2688 62:2765 63:1854 64:5444 65:2276 66:4629 67:3005 68:1344 69:4038 70:1153 71:555 72:2853 74:2630 75:1562 76:614 77:2506 78:1846 79:1785 80:2188 81:2017 82:1663 83:1361 84:1698 85:3150 86:960 87:2027 88:1247 89:4206 90:699 91:8192 92:2370 93:2703 94:3739 95:4206 96:1276 97:317 98:1048 99:737 100:73 101:1161 102:3314 103:32272 104:4697 105:698 106:981 107:2460 108:1160 109:4062 110:2137 111:3227 112:2052 113:1803 114:1817 115:2047 116:1946 117:2649 118:2808 119:1983 120:1799 121:1296 122:2705 123:2254 124:1609 125:2830 126:64 128:1356 129:932 130:1180 131:1858 132:803 133:429 134:1643 135:311 136:1133 137:1063 138:2856 139:1527 140:1408 141:1455 142:1669 143:1636 144:1023 145:363 146:2096 147:2034 148:2568 149:2758 150:1033 151:1229 152:2225 153:520 154:6504 155:1431 156:2392 157:1891 158:1176 159:2424 160:2978 161:1695 162:3546 163:1736 164:1680 165:2143 166:1266 167:1841 168:4033 169:803 170:4938 171:1034 172:3892 173:3074 174:901 175:1247 176:3449 177:4697 178:3643 179:2200 180:2422 181:3832 182:3329 183:1978 184:2258 185:20932 186:5011 187:4344 188:4095 189:4152 190:9516 191:1560 192:11045 193:9236 194:7475 195:5299 196:3211 197:2736 198:5901 199:8037 200:8059 201:6282 202:10217 203:10341 204:4532 205:3657 206:4453 207:3533 208:4160 209:4995 210:4521 211:2545 212:4395 213:3633 214:1056 215:49 216:6693 217:2934 218:1329 219:434 220:1812 221:1035 222:699 223:2222 End of report