IPv4 R&E Routing Table Report 23:05 GMT Mon 07 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: 954609 Prefixes after maximum aggregation (per Origin AS): 365520 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 467371 Number of IPv4 prefixes with a valid ROA: 502124 Number of IPv4 prefixes with an invalid ROA: 1470 Number of IPv4 prefixes with no ROA: 451015 Total ASes present in the Internet Routing Table: 76070 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 65333 Origin ASes announcing only one prefix: 26824 Transit ASes present in the Internet Routing Table: 10737 Transit-only ASes present in the Internet Routing Table: 511 Paths with bogon ASNs present in the IPv4 Routing Table: 22 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 38 Max AS path prepend of ASN ( 39927) 30 Prefixes from unregistered ASNs in the Routing Table: 955 Number of instances of unregistered ASNs: 974 Number of 32-bit ASNs allocated by the RIRs: 45514 Number of 32-bit ASNs visible in the Routing Table: 37104 Prefixes from 32-bit ASNs in the Routing Table: 192346 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3031340544 Equivalent to 180 /8s, 174 /16s and 150 /24s Percentage of available address space announced: 81.9 Percentage of allocated address space announced: 81.9 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: 313103 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251962 Total APNIC prefixes after maximum aggregation: 74819 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244063 Unique aggregates announced from the APNIC address blocks: 100857 APNIC Region origin ASes present in the Internet Routing Table: 14280 APNIC Prefixes per ASN: 17.09 APNIC Region origin ASes announcing only one prefix: 4364 APNIC Region transit ASes present in the Internet Routing Table: 1889 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9765 Number of APNIC addresses announced to Internet: 758726400 Equivalent to 45 /8s, 57 /16s and 63 /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: 280084 Total ARIN prefixes after maximum aggregation: 125940 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 283263 Unique aggregates announced from the ARIN address blocks: 135384 ARIN Region origin ASes present in the Internet Routing Table: 19145 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 6985 ARIN Region transit ASes present in the Internet Routing Table: 1907 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: 5009 Number of ARIN addresses announced to Internet: 1267394816 Equivalent to 75 /8s, 138 /16s and 233 /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: 266976 Total RIPE prefixes after maximum aggregation: 129114 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 263571 Unique aggregates announced from the RIPE address blocks: 167800 RIPE Region origin ASes present in the Internet Routing Table: 28732 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12143 RIPE Region transit ASes present in the Internet Routing Table: 3928 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12024 Number of RIPE addresses announced to Internet: 723172352 Equivalent to 43 /8s, 26 /16s and 188 /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: 122094 Total LACNIC prefixes after maximum aggregation: 28776 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 119876 Unique aggregates announced from the LACNIC address blocks: 48596 LACNIC Region origin ASes present in the Internet Routing Table: 11151 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2648 LACNIC Region transit ASes present in the Internet Routing Table: 2486 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: 9057 Number of LACNIC addresses announced to Internet: 177563392 Equivalent to 10 /8s, 149 /16s and 103 /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: 32538 Total AfriNIC prefixes after maximum aggregation: 6256 AfriNIC Deaggregation factor: 5.20 Prefixes being announced from the AfriNIC address blocks: 43315 Unique aggregates announced from the AfriNIC address blocks: 14298 AfriNIC Region origin ASes present in the Internet Routing Table: 1881 AfriNIC Prefixes per ASN: 23.03 AfriNIC Region origin ASes announcing only one prefix: 684 AfriNIC Region transit ASes present in the Internet Routing Table: 357 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1249 Number of AfriNIC addresses announced to Internet: 104201728 Equivalent to 6 /8s, 53 /16s and 254 /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 10049 8750 69 CHINAMOBILE-CN China Mobile Communication 7545 5923 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4452 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3978 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3833 511 267 BBIL-AP BHARTI Airtel Ltd., IN 7713 3640 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2775 828 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2208 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 10835 11852 3799 AMAZON-02, US 11492 4650 309 548 CABLEONE, US 174 4476 8767 874 COGENT-174, US 7155 4167 287 88 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 749 3484 55081 2707 DNIC-AS-00749, US 22773 3413 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3197 23677 1976 ATT-INTERNET4, US 396982 2837 3604 419 GOOGLE-CLOUD-PLATFORM, US 16625 2800 1234 2105 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 7644 1708 141 UNI2-AS, ES 39891 4466 269 62 ALJAWWALSTC-AS, SA 20940 3800 3395 125 AKAMAI-ASN1, NL 9009 3661 313 1863 M247, RO 12389 2928 2295 882 ROSTELECOM-AS, RU 34984 2333 357 578 TELLCOM-AS, TR 212238 1763 129 1305 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1468 368 35 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 11547 3241 500 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2554 534 363 Mega Cable, S.A. de C.V., MX 11830 1999 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1318 778 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1150 374 163 Axtel, S.A.B. de C.V., MX 6147 1107 369 22 Telefonica del Peru S.A.A., PE 22884 1066 98 369 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1046 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 1636 593 29 RAYA-AS, EG 24863 1616 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1341 85 72 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 983 523 47 Vodafone-, EG 6713 557 1861 35 IAM-AS, MA 37069 555 1100 11 MOBINIL, EG 36914 530 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 11547 3241 500 UNINET, MX 16509 10835 11852 3799 AMAZON-02, US 9808 10049 8750 69 CHINAMOBILE-CN China Mobile Communication 12479 7644 1708 141 UNI2-AS, ES 7545 5923 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4650 309 548 CABLEONE, US 174 4476 8767 874 COGENT-174, US 39891 4466 269 62 ALJAWWALSTC-AS, SA 18403 4452 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4167 287 88 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 10049 9980 CHINAMOBILE-CN China Mobile Communications Grou 12479 7644 7503 UNI2-AS, ES 16509 10835 7036 AMAZON-02, US 7545 5923 5264 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4452 4429 FPT-AS-AP FPT Telecom Company, VN 39891 4466 4404 ALJAWWALSTC-AS, SA 11492 4650 4102 CABLEONE, US 7155 4167 4079 VIASAT-SP-BACKBONE, US 7552 3978 3953 VIETEL-AS-AP Viettel Group, VN 20940 3800 3675 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 23.140.216.0/24 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 /11:92 /12:296 /13:577 /14:1170 /15:2054 /16:13177 /17:8156 /18:13616 /19:24260 /20:43579 /21:51573 /22:111395 /23:99278 /24:585310 /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 6698 7644 UNI2-AS, ES 8151 5733 11547 UNINET, MX 11492 3555 4650 CABLEONE, US 6327 3398 3603 SHAW, CA 39891 3292 4466 ALJAWWALSTC-AS, SA 7155 3111 4167 VIASAT-SP-BACKBONE, US 22773 2545 3413 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2210 10835 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2163 2502 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2273 2:1521 3:489 4:8 5:4403 6:163 7:6 8:1509 9:1 11:172 12:1429 13:370 14:2419 15:328 16:264 17:355 18:893 20:410 21:4 22:188 23:6848 24:2651 25:2 27:2648 29:19 31:2792 32:44 34:68 35:139 36:2352 37:4536 38:8632 39:919 40:154 41:4141 42:2117 43:2408 44:336 45:17522 46:4649 47:300 49:2004 50:1883 51:517 52:1579 54:317 55:956 56:8 57:219 58:2169 59:1199 60:1122 61:2766 62:2784 63:1858 64:5409 65:2264 66:4672 67:2989 68:1337 69:4005 70:1130 71:566 72:2853 74:2780 75:1627 76:632 77:2571 78:1863 79:1641 80:2192 81:2036 82:1745 83:1374 84:1743 85:3093 86:1018 87:2150 88:1255 89:4324 90:665 91:8229 92:2602 93:2804 94:3784 95:4277 96:1269 97:316 98:1073 99:737 100:74 101:1166 102:3409 103:32208 104:4468 105:708 106:986 107:2387 108:1153 109:3990 110:2162 111:3318 112:2042 113:1777 114:1908 115:2101 116:1960 117:2713 118:2869 119:1987 120:1867 121:1350 122:2688 123:2135 124:1619 125:2831 126:64 128:1401 129:929 130:1222 131:1829 132:812 133:444 134:1516 135:309 136:1200 137:1074 138:2861 139:1526 140:1454 141:1435 142:1757 143:1609 144:1020 145:385 146:2085 147:2048 148:2531 149:2799 150:1069 151:1378 152:2104 153:500 154:6998 155:1481 156:2570 157:1830 158:1195 159:2439 160:3147 161:1730 162:3557 163:1753 164:1938 165:2140 166:1289 167:1847 168:4029 169:783 170:4927 171:1028 172:3876 173:3105 174:903 175:1264 176:3459 177:4789 178:3590 179:2207 180:2441 181:3894 182:3318 183:2053 184:2261 185:21100 186:5032 187:4283 188:4178 189:4067 190:9593 191:1513 192:11043 193:9247 194:7579 195:5403 196:3239 197:2738 198:5909 199:8139 200:8057 201:6331 202:10217 203:10357 204:4542 205:3641 206:4578 207:3563 208:4190 209:5113 210:4542 211:2570 212:4473 213:3647 214:1068 215:62 216:6605 217:2946 218:1324 219:393 220:2064 221:1047 222:716 223:2235 End of report