IPv4 R&E Routing Table Report 23:05 GMT Fri 05 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: 946248 Prefixes after maximum aggregation (per Origin AS): 362209 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465237 Number of IPv4 prefixes with a valid ROA: 484594 Number of IPv4 prefixes with an invalid ROA: 1198 Number of IPv4 prefixes with no ROA: 460456 Total ASes present in the Internet Routing Table: 75750 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65030 Origin ASes announcing only one prefix: 26664 Transit ASes present in the Internet Routing Table: 10720 Transit-only ASes present in the Internet Routing Table: 515 Paths with bogon ASNs present in the IPv4 Routing Table: 18 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: 997 Number of instances of unregistered ASNs: 1000 Number of 32-bit ASNs allocated by the RIRs: 44955 Number of 32-bit ASNs visible in the Routing Table: 36628 Prefixes from 32-bit ASNs in the Routing Table: 187721 Number of bogon 32-bit ASNs visible in the Routing Table: 9 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 536 Number of addresses announced to Internet: 3024311040 Equivalent to 180 /8s, 67 /16s and 83 /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: 310934 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249661 Total APNIC prefixes after maximum aggregation: 73566 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 241585 Unique aggregates announced from the APNIC address blocks: 101100 APNIC Region origin ASes present in the Internet Routing Table: 14135 APNIC Prefixes per ASN: 17.09 APNIC Region origin ASes announcing only one prefix: 4282 APNIC Region transit ASes present in the Internet Routing Table: 1881 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9600 Number of APNIC addresses announced to Internet: 761002496 Equivalent to 45 /8s, 91 /16s and 250 /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: 276549 Total ARIN prefixes after maximum aggregation: 125101 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281049 Unique aggregates announced from the ARIN address blocks: 134776 ARIN Region origin ASes present in the Internet Routing Table: 19106 ARIN Prefixes per ASN: 14.71 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1930 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: 4925 Number of ARIN addresses announced to Internet: 1266525184 Equivalent to 75 /8s, 125 /16s and 164 /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: 265680 Total RIPE prefixes after maximum aggregation: 127571 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260561 Unique aggregates announced from the RIPE address blocks: 165283 RIPE Region origin ASes present in the Internet Routing Table: 28637 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12129 RIPE Region transit ASes present in the Internet Routing Table: 3940 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11875 Number of RIPE addresses announced to Internet: 713563136 Equivalent to 42 /8s, 136 /16s and 28 /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: 121655 Total LACNIC prefixes after maximum aggregation: 29097 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 119722 Unique aggregates announced from the LACNIC address blocks: 49863 LACNIC Region origin ASes present in the Internet Routing Table: 11119 LACNIC Prefixes per ASN: 10.77 LACNIC Region origin ASes announcing only one prefix: 2624 LACNIC Region transit ASes present in the Internet Routing Table: 2444 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: 9011 Number of LACNIC addresses announced to Internet: 177208064 Equivalent to 10 /8s, 143 /16s and 251 /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: 31706 Total AfriNIC prefixes after maximum aggregation: 6207 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 42795 Unique aggregates announced from the AfriNIC address blocks: 13772 AfriNIC Region origin ASes present in the Internet Routing Table: 1849 AfriNIC Prefixes per ASN: 23.14 AfriNIC Region origin ASes announcing only one prefix: 663 AfriNIC Region transit ASes present in the Internet Routing Table: 353 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: 1217 Number of AfriNIC addresses announced to Internet: 105715200 Equivalent to 6 /8s, 77 /16s and 22 /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 9833 8745 72 CHINAMOBILE-CN China Mobile Communicati 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4220 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3961 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3785 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3643 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3264 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2199 420 210 TATACOMM-AS TATA Communications formerl 45090 2192 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 10115 11533 3636 AMAZON-02, US 11492 4641 308 547 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3698 8788 881 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3423 3019 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3255 54899 2507 DNIC-AS-00749, US 16625 3000 1291 2167 AKAMAI-AS, US 7018 2917 23670 1832 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 7716 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3795 3396 130 AKAMAI-ASN1, NL 9009 3593 306 1817 M247, RO 12389 2872 2292 861 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1772 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 212238 1704 123 1237 CDNEXT, GB 13188 1601 100 58 TRIOLAN, UA 8452 1572 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 11877 3313 507 UNINET, MX 10620 3519 492 935 Telmex Colombia S.A., CO 13999 2550 356 686 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1324 781 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 6147 1092 369 22 Telefonica del Peru S.A.A., PE 26615 1081 2503 53 TIM SA, BR 22884 1062 97 366 TOTAL PLAY TELECOMUNICACIONES SA DE CV, 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 1622 389 16 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 1239 79 75 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 6713 555 1861 35 IAM-AS, MA 15399 517 56 56 WANANCHI-, KE 36914 490 82 3 KENET-AS, KE 37054 432 115 8 Telecom-Malagasy, MG 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 11877 3313 507 UNINET, MX 16509 10115 11533 3636 AMAZON-02, US 9808 9833 8745 72 CHINAMOBILE-CN China Mobile Communicati 12479 7716 1708 145 UNI2-AS, ES 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4641 308 547 CABLEONE, US 18403 4220 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3961 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 9833 9761 CHINAMOBILE-CN China Mobile Communications Grou 12479 7716 7571 UNI2-AS, ES 16509 10115 6479 AMAZON-02, US 7545 5653 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4220 4197 FPT-AS-AP FPT Telecom Company, VN 11492 4641 4094 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3961 3940 VIETEL-AS-AP Viettel Group, VN 20940 3795 3665 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-DDOS-M 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 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 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 /12:294 /13:571 /14:1167 /15:2055 /16:13186 /17:8142 /18:13610 /19:24338 /20:43085 /21:51197 /22:110698 /23:99236 /24:578502 /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 6800 7716 UNI2-AS, ES 8151 5947 11877 UNINET, MX 11492 3548 4641 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3391 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2493 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2148 3519 Telmex Colombia S.A., CO 16509 2135 10115 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2311 2:1504 3:364 4:6 5:4359 6:162 7:6 8:1508 9:1 11:172 12:1438 13:358 14:2357 15:318 16:219 17:373 18:774 20:387 21:4 22:188 23:6866 24:2705 25:2 27:2603 29:19 31:2587 32:45 34:65 35:134 36:2344 37:4459 38:8006 39:900 40:147 41:4039 42:1984 43:2353 44:323 45:17369 46:4488 47:300 49:1963 50:1890 51:581 52:1580 54:314 55:926 56:8 57:214 58:2083 59:1191 60:1042 61:2634 62:2759 63:1877 64:5492 65:2309 66:4597 67:2994 68:1301 69:4052 70:1165 71:573 72:2873 74:2591 75:1552 76:621 77:2495 78:1863 79:1785 80:2197 81:2018 82:1640 83:1363 84:1676 85:3175 86:915 87:2027 88:1237 89:4191 90:685 91:8173 92:2339 93:2706 94:3721 95:4198 96:1277 97:317 98:1029 99:739 100:73 101:1163 102:3505 103:32228 104:4764 105:702 106:993 107:2474 108:1146 109:4039 110:2123 111:3250 112:2046 113:1814 114:1814 115:2072 116:1940 117:2661 118:2805 119:1981 120:1779 121:1300 122:2694 123:2274 124:1610 125:2839 126:32 128:1393 129:916 130:1162 131:1864 132:797 133:414 134:1729 135:319 136:1123 137:1054 138:2866 139:1520 140:1409 141:1380 142:1671 143:1559 144:1018 145:369 146:2083 147:1997 148:2523 149:2736 150:1037 151:1366 152:2220 153:521 154:6998 155:1487 156:2299 157:1874 158:1164 159:2313 160:2770 161:1692 162:3529 163:1696 164:1674 165:2126 166:1274 167:1813 168:4025 169:792 170:4946 171:1031 172:3882 173:3046 174:888 175:1238 176:3443 177:4734 178:3654 179:2214 180:2416 181:3789 182:3343 183:1976 184:2258 185:20873 186:4960 187:4372 188:4071 189:4165 190:9473 191:1485 192:11031 193:9141 194:7506 195:5298 196:3198 197:2646 198:5917 199:7965 200:8084 201:6327 202:10223 203:10236 204:4553 205:3641 206:4435 207:3488 208:4140 209:5003 210:4392 211:2530 212:4355 213:3575 214:1052 215:49 216:6741 217:3067 218:1293 219:415 220:1807 221:1037 222:687 223:2225 End of report