IPv4 R&E Routing Table Report 23:05 GMT Sat 21 Dec, 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: 964982 Prefixes after maximum aggregation (per Origin AS): 368385 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 467978 Number of IPv4 prefixes with a valid ROA: 517783 Number of IPv4 prefixes with an invalid ROA: 1121 Number of IPv4 prefixes with no ROA: 446078 Total ASes present in the Internet Routing Table: 76333 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 65527 Origin ASes announcing only one prefix: 26820 Transit ASes present in the Internet Routing Table: 10806 Transit-only ASes present in the Internet Routing Table: 507 Paths with bogon ASNs present in the IPv4 Routing Table: 5 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1048 Number of instances of unregistered ASNs: 1053 Number of 32-bit ASNs allocated by the RIRs: 46007 Number of 32-bit ASNs visible in the Routing Table: 37527 Prefixes from 32-bit ASNs in the Routing Table: 195815 Number of bogon 32-bit ASNs visible in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 486 Number of addresses announced to Internet: 3116119552 Equivalent to 185 /8s, 188 /16s and 54 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 316073 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252902 Total APNIC prefixes after maximum aggregation: 75594 APNIC Deaggregation factor: 3.35 Prefixes being announced from the APNIC address blocks: 245400 Unique aggregates announced from the APNIC address blocks: 102483 APNIC Region origin ASes present in the Internet Routing Table: 14408 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4407 APNIC Region transit ASes present in the Internet Routing Table: 1912 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: 9914 Number of APNIC addresses announced to Internet: 756270848 Equivalent to 45 /8s, 19 /16s and 199 /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: 284936 Total ARIN prefixes after maximum aggregation: 125739 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 286647 Unique aggregates announced from the ARIN address blocks: 131467 ARIN Region origin ASes present in the Internet Routing Table: 19160 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1921 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5083 Number of ARIN addresses announced to Internet: 1345434880 Equivalent to 80 /8s, 49 /16s and 181 /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: 268869 Total RIPE prefixes after maximum aggregation: 130542 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265847 Unique aggregates announced from the RIPE address blocks: 170113 RIPE Region origin ASes present in the Internet Routing Table: 28805 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12104 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 47 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12163 Number of RIPE addresses announced to Internet: 732703488 Equivalent to 43 /8s, 172 /16s and 43 /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: 123066 Total LACNIC prefixes after maximum aggregation: 29272 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 120560 Unique aggregates announced from the LACNIC address blocks: 48812 LACNIC Region origin ASes present in the Internet Routing Table: 11169 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2634 LACNIC Region transit ASes present in the Internet Routing Table: 2490 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 41 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9095 Number of LACNIC addresses announced to Internet: 177496320 Equivalent to 10 /8s, 148 /16s and 97 /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: 34161 Total AfriNIC prefixes after maximum aggregation: 6584 AfriNIC Deaggregation factor: 5.19 Prefixes being announced from the AfriNIC address blocks: 46042 Unique aggregates announced from the AfriNIC address blocks: 14695 AfriNIC Region origin ASes present in the Internet Routing Table: 1911 AfriNIC Prefixes per ASN: 24.09 AfriNIC Region origin ASes announcing only one prefix: 703 AfriNIC Region transit ASes present in the Internet Routing Table: 360 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272 Number of AfriNIC addresses announced to Internet: 103957504 Equivalent to 6 /8s, 50 /16s and 68 /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 10092 8753 88 CHINAMOBILE-CN China Mobile Communication 7545 6194 842 662 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4458 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4037 522 279 BBIL-AP BHARTI Airtel Ltd., IN 7552 3912 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3690 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3250 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2813 841 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2219 434 194 TATACOMM-AS TATA Communications formerly 45090 2207 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 12491 38201 3008 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4256 8764 879 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3391 3035 184 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3262 23511 2070 ATT-INTERNET4, US 749 3261 54895 2508 DNIC-AS-00749, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2828 1228 2114 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 7705 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3876 3395 125 AKAMAI-ASN1, NL 9009 3692 317 1866 M247, RO 12389 2956 2294 881 ROSTELECOM-AS, RU 34984 2349 360 576 TELLCOM-AS, TR 212238 1833 132 1347 CDNEXT, GB 8452 1626 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1495 98 748 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 11522 3227 605 UNINET, MX 10620 3544 494 943 Telmex Colombia S.A., CO 13999 2538 541 372 Mega Cable, S.A. de C.V., MX 11830 1994 369 64 Instituto Costarricense de Electricidad y 28573 1332 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1170 374 163 Axtel, S.A.B. de C.V., MX 6147 1117 371 22 Telefonica del Peru S.A.A., PE 22884 1066 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1002 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 1651 389 16 LINKdotNET-AS, EG 24835 1649 593 29 RAYA-AS, EG 29571 1464 93 59 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 287 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 999 520 40 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 841 1083 15 MOBINIL, EG 6713 556 1861 35 IAM-AS, MA 36914 539 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 16509 12491 38201 3008 AMAZON-02, US 8151 11522 3227 605 UNINET, MX 9808 10092 8753 88 CHINAMOBILE-CN China Mobile Communication 12479 7705 1709 143 UNI2-AS, ES 7545 6194 842 662 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4458 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4256 8764 879 COGENT-174, US 7155 4165 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 8151 11522 10917 UNINET, MX 9808 10092 10004 CHINAMOBILE-CN China Mobile Communications Grou 12479 7705 7562 UNI2-AS, ES 7545 6194 5532 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4458 4435 FPT-AS-AP FPT Telecom Company, VN 11492 4692 4140 CABLEONE, US 7155 4165 4080 VIASAT-SP-BACKBONE, US 7552 3912 3887 VIETEL-AS-AP Viettel Group, VN 9498 4037 3758 BBIL-AP BHARTI Airtel Ltd., IN 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 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 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 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /10:42 /11:93 /12:311 /13:589 /14:1221 /15:2148 /16:13928 /17:8192 /18:13619 /19:24490 /20:43663 /21:51690 /22:111497 /23:99652 /24:593815 /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 6677 7705 UNI2-AS, ES 8151 5715 11522 UNINET, MX 11492 3555 4692 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3409 3614 SHAW, CA 7155 3113 4165 VIASAT-SP-BACKBONE, US 22773 2526 3391 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2257 12491 AMAZON-02, US 30036 2222 2561 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2174 3544 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) ---------------------------------------------- 1:2299 2:1557 3:529 4:9 5:4487 6:163 7:6 8:1543 9:1 11:172 12:1396 13:357 14:2469 15:332 16:268 17:359 18:900 20:446 21:4 22:188 23:7172 24:2728 25:2 27:2660 29:19 31:3039 32:37 34:72 35:176 36:2393 37:4488 38:8968 39:880 40:150 41:4162 42:2083 43:2489 44:338 45:17949 46:4964 47:296 49:1989 50:1881 51:587 52:1574 54:315 55:1033 56:8 57:232 58:2209 59:1178 60:1155 61:2828 62:2880 63:1825 64:5407 65:2215 66:4620 67:3020 68:1284 69:3982 70:1106 71:595 72:2857 74:2777 75:1634 76:630 77:2565 78:1850 79:1690 80:2201 81:2035 82:1776 83:1405 84:1781 85:3184 86:974 87:2161 88:1262 89:4323 90:759 91:8256 92:2736 93:2835 94:3836 95:4194 96:1245 97:308 98:1065 99:732 100:71 101:1414 102:3446 103:32310 104:4451 105:748 106:1010 107:2605 108:1180 109:4044 110:2227 111:3312 112:2038 113:1815 114:1936 115:2165 116:2011 117:2685 118:2886 119:1955 120:1856 121:1330 122:2722 123:2159 124:1591 125:2818 126:62 128:1561 129:933 130:1254 131:1855 132:796 133:450 134:1506 135:323 136:1334 137:1097 138:2896 139:1545 140:1511 141:1449 142:1832 143:1578 144:1023 145:407 146:2117 147:2028 148:2579 149:2827 150:1160 151:1479 152:2102 153:500 154:7655 155:1572 156:2921 157:1858 158:1250 159:2426 160:3418 161:1744 162:3604 163:1776 164:1681 165:2153 166:1347 167:1861 168:4081 169:796 170:5089 171:997 172:3993 173:3185 174:913 175:1279 176:3547 177:4827 178:3723 179:2259 180:2528 181:3948 182:3356 183:2091 184:2257 185:21268 186:5061 187:4251 188:4211 189:4116 190:9606 191:1550 192:11182 193:9290 194:7672 195:5408 196:3202 197:3588 198:5974 199:8277 200:8059 201:6301 202:10248 203:10459 204:4610 205:3629 206:4615 207:3493 208:4202 209:5075 210:4478 211:2504 212:4499 213:3754 214:1050 215:48 216:6571 217:3072 218:1321 219:377 220:2109 221:1051 222:676 223:2290 End of report