IPv4 R&E Routing Table Report 23:05 GMT Tue 09 Jul, 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: 945812 Prefixes after maximum aggregation (per Origin AS): 362100 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465485 Number of IPv4 prefixes with a valid ROA: 484705 Number of IPv4 prefixes with an invalid ROA: 1162 Number of IPv4 prefixes with no ROA: 459945 Total ASes present in the Internet Routing Table: 75738 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65021 Origin ASes announcing only one prefix: 26656 Transit ASes present in the Internet Routing Table: 10717 Transit-only ASes present in the Internet Routing Table: 511 Paths with bogon ASNs present in the IPv4 Routing Table: 28 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 106 Max AS path prepend of ASN (269289) 101 Prefixes from unregistered ASNs in the Routing Table: 1004 Number of instances of unregistered ASNs: 1016 Number of 32-bit ASNs allocated by the RIRs: 44986 Number of 32-bit ASNs visible in the Routing Table: 36641 Prefixes from 32-bit ASNs in the Routing Table: 187788 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3026518016 Equivalent to 180 /8s, 101 /16s and 0 /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: 310767 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249708 Total APNIC prefixes after maximum aggregation: 73688 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 241634 Unique aggregates announced from the APNIC address blocks: 101370 APNIC Region origin ASes present in the Internet Routing Table: 14149 APNIC Prefixes per ASN: 17.08 APNIC Region origin ASes announcing only one prefix: 4290 APNIC Region transit ASes present in the Internet Routing Table: 1889 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: 9611 Number of APNIC addresses announced to Internet: 761331456 Equivalent to 45 /8s, 96 /16s and 255 /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: 275857 Total ARIN prefixes after maximum aggregation: 124880 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280325 Unique aggregates announced from the ARIN address blocks: 134366 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 6955 ARIN Region transit ASes present in the Internet Routing Table: 1929 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: 4917 Number of ARIN addresses announced to Internet: 1267002624 Equivalent to 75 /8s, 132 /16s and 237 /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: 265853 Total RIPE prefixes after maximum aggregation: 127543 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260799 Unique aggregates announced from the RIPE address blocks: 165359 RIPE Region origin ASes present in the Internet Routing Table: 28645 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12112 RIPE Region transit ASes present in the Internet Routing Table: 3931 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11885 Number of RIPE addresses announced to Internet: 715071744 Equivalent to 42 /8s, 159 /16s and 33 /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: 121604 Total LACNIC prefixes after maximum aggregation: 29104 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119654 Unique aggregates announced from the LACNIC address blocks: 50154 LACNIC Region origin ASes present in the Internet Routing Table: 11123 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2634 LACNIC Region transit ASes present in the Internet Routing Table: 2448 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 106 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9010 Number of LACNIC addresses announced to Internet: 177054464 Equivalent to 10 /8s, 141 /16s and 163 /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: 31786 Total AfriNIC prefixes after maximum aggregation: 6222 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 42849 Unique aggregates announced from the AfriNIC address blocks: 13786 AfriNIC Region origin ASes present in the Internet Routing Table: 1852 AfriNIC Prefixes per ASN: 23.14 AfriNIC Region origin ASes announcing only one prefix: 665 AfriNIC Region transit ASes present in the Internet Routing Table: 350 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1218 Number of AfriNIC addresses announced to Internet: 105693696 Equivalent to 6 /8s, 76 /16s and 194 /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 9834 8745 72 CHINAMOBILE-CN China Mobile Communication 7545 5658 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4227 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3958 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3786 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3633 1044 71 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3262 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2198 434 201 TATACOMM-AS TATA Communications formerly 45090 2192 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 10040 11520 3664 AMAZON-02, US 11492 4626 307 568 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3701 8790 880 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3421 3019 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3254 54899 2506 DNIC-AS-00749, US 16625 2994 1287 2157 AKAMAI-AS, US 7018 2942 23682 1840 ATT-INTERNET4, US 396982 2768 3611 416 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 7717 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3806 3396 129 AKAMAI-ASN1, NL 9009 3562 304 1805 M247, RO 12389 2874 2292 861 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1773 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1712 123 1244 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1568 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 11878 3315 508 UNINET, MX 10620 3519 492 937 Telmex Colombia S.A., CO 13999 2544 353 683 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad y 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1323 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 6147 1091 369 22 Telefonica del Peru S.A.A., PE 26615 1081 2503 53 TIM SA, BR 22884 1064 97 371 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 1584 389 18 LINKdotNET-AS, EG 24835 1570 593 29 RAYA-AS, EG 36992 1381 1520 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1245 79 76 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 6713 555 1861 35 IAM-AS, MA 15399 508 56 57 WANANCHI-, KE 36914 486 82 3 KENET-AS, KE 37342 434 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 11878 3315 508 UNINET, MX 16509 10040 11520 3664 AMAZON-02, US 9808 9834 8745 72 CHINAMOBILE-CN China Mobile Communication 12479 7717 1708 145 UNI2-AS, ES 7545 5658 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4626 307 568 CABLEONE, US 18403 4227 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3958 1331 21 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 9834 9762 CHINAMOBILE-CN China Mobile Communications Grou 12479 7717 7572 UNI2-AS, ES 16509 10040 6376 AMAZON-02, US 7545 5658 4986 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4227 4204 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4626 4058 CABLEONE, US 7552 3958 3937 VIETEL-AS-AP Viettel Group, VN 20940 3806 3677 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 17054 EXPEDIENT, 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 6461 ZAYO-6461, 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 BTN-ASN, 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 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, 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 /9:14 /10:37 /11:92 /12:293 /13:571 /14:1167 /15:2055 /16:13192 /17:8150 /18:13607 /19:24322 /20:43052 /21:51168 /22:110575 /23:99192 /24:578301 /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 6803 7717 UNI2-AS, ES 8151 5947 11878 UNINET, MX 11492 3536 4626 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3391 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2558 3421 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2148 3519 Telmex Colombia S.A., CO 16509 2115 10040 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2315 2:1504 3:364 4:6 5:4372 6:149 7:6 8:1500 9:1 11:172 12:1432 13:355 14:2366 15:318 16:219 17:370 18:772 20:388 21:4 22:188 23:6870 24:2700 25:2 27:2619 29:19 31:2589 32:45 34:65 35:134 36:2345 37:4490 38:8000 39:902 40:147 41:4063 42:1988 43:2360 44:324 45:17348 46:4499 47:298 49:1963 50:1872 51:579 52:1572 54:316 55:923 56:8 57:214 58:2085 59:1191 60:1044 61:2633 62:2758 63:1870 64:5469 65:2299 66:4596 67:2974 68:1301 69:4042 70:1160 71:541 72:2860 74:2587 75:1548 76:617 77:2497 78:1865 79:1783 80:2197 81:2023 82:1642 83:1365 84:1679 85:3178 86:921 87:2028 88:1237 89:4185 90:686 91:8160 92:2339 93:2707 94:3730 95:4194 96:1266 97:313 98:1026 99:738 100:73 101:1163 102:3510 103:32263 104:4741 105:703 106:993 107:2474 108:1142 109:4060 110:2126 111:3249 112:2048 113:1810 114:1813 115:2073 116:1944 117:2663 118:2807 119:1979 120:1780 121:1300 122:2695 123:2253 124:1609 125:2848 126:32 128:1384 129:918 130:1161 131:1857 132:790 133:414 134:1730 135:318 136:1122 137:1057 138:2858 139:1519 140:1409 141:1379 142:1671 143:1556 144:1016 145:361 146:2084 147:1996 148:2539 149:2737 150:1038 151:1362 152:2217 153:521 154:6984 155:1484 156:2299 157:1870 158:1164 159:2443 160:2782 161:1675 162:3523 163:1696 164:1673 165:2130 166:1245 167:1809 168:4026 169:792 170:4944 171:1027 172:3874 173:3052 174:886 175:1238 176:3446 177:4693 178:3669 179:2201 180:2418 181:3782 182:3337 183:1974 184:2258 185:20865 186:4957 187:4397 188:4069 189:4171 190:9468 191:1484 192:11016 193:9148 194:7513 195:5310 196:3202 197:2671 198:5903 199:7945 200:8081 201:6283 202:10220 203:10238 204:4531 205:3637 206:4421 207:3463 208:4128 209:4996 210:4399 211:2529 212:4360 213:3578 214:1055 215:49 216:6736 217:3067 218:1293 219:413 220:1807 221:1037 222:687 223:2226 End of report