IPv4 R&E Routing Table Report 23:05 GMT Tue 16 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: 946366 Prefixes after maximum aggregation (per Origin AS): 362527 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465759 Number of IPv4 prefixes with a valid ROA: 485882 Number of IPv4 prefixes with an invalid ROA: 1342 Number of IPv4 prefixes with no ROA: 459142 Total ASes present in the Internet Routing Table: 75759 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65153 Origin ASes announcing only one prefix: 26656 Transit ASes present in the Internet Routing Table: 10606 Transit-only ASes present in the Internet Routing Table: 499 Paths with bogon ASNs present in the IPv4 Routing Table: 25 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: 1004 Number of instances of unregistered ASNs: 1015 Number of 32-bit ASNs allocated by the RIRs: 44979 Number of 32-bit ASNs visible in the Routing Table: 36660 Prefixes from 32-bit ASNs in the Routing Table: 188268 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: 553 Number of addresses announced to Internet: 3025668352 Equivalent to 180 /8s, 88 /16s and 9 /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: 310952 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249745 Total APNIC prefixes after maximum aggregation: 73882 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 241645 Unique aggregates announced from the APNIC address blocks: 101869 APNIC Region origin ASes present in the Internet Routing Table: 14171 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4308 APNIC Region transit ASes present in the Internet Routing Table: 1884 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: 9640 Number of APNIC addresses announced to Internet: 761039360 Equivalent to 45 /8s, 92 /16s and 138 /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: 276511 Total ARIN prefixes after maximum aggregation: 125051 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280998 Unique aggregates announced from the ARIN address blocks: 134601 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.72 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1892 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: 4936 Number of ARIN addresses announced to Internet: 1267015936 Equivalent to 75 /8s, 133 /16s and 33 /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: 265374 Total RIPE prefixes after maximum aggregation: 127604 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260616 Unique aggregates announced from the RIPE address blocks: 165295 RIPE Region origin ASes present in the Internet Routing Table: 28638 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12107 RIPE Region transit ASes present in the Internet Routing Table: 3898 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11866 Number of RIPE addresses announced to Internet: 714993920 Equivalent to 42 /8s, 157 /16s and 241 /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: 121731 Total LACNIC prefixes after maximum aggregation: 29066 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 119716 Unique aggregates announced from the LACNIC address blocks: 50029 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: 2622 LACNIC Region transit ASes present in the Internet Routing Table: 2426 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: 9004 Number of LACNIC addresses announced to Internet: 177174016 Equivalent to 10 /8s, 143 /16s and 118 /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: 32001 Total AfriNIC prefixes after maximum aggregation: 6257 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 42838 Unique aggregates announced from the AfriNIC address blocks: 13505 AfriNIC Region origin ASes present in the Internet Routing Table: 1853 AfriNIC Prefixes per ASN: 23.12 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: 5.4 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1214 Number of AfriNIC addresses announced to Internet: 105141760 Equivalent to 6 /8s, 68 /16s and 86 /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 9843 8746 74 CHINAMOBILE-CN China Mobile Communication 7545 5658 776 669 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4201 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3962 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3786 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3646 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3239 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2820 859 417 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2197 434 201 TATACOMM-AS TATA Communications formerly 45090 2188 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 10141 11543 3629 AMAZON-02, US 11492 4627 307 563 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3785 8790 888 COGENT-174, US 6327 3594 1320 78 SHAW, CA 22773 3420 3035 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3253 54899 2505 DNIC-AS-00749, US 16625 2991 1288 2164 AKAMAI-AS, US 7018 2948 23687 1845 ATT-INTERNET4, US 396982 2758 3594 408 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 7688 1708 145 UNI2-AS, ES 39891 4521 271 59 ALJAWWALSTC-AS, SA 20940 3807 3396 130 AKAMAI-ASN1, NL 9009 3569 304 1813 M247, RO 12389 2868 2292 858 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1772 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1717 124 1249 CDNEXT, GB 13188 1582 99 94 TRIOLAN, UA 8452 1574 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 11855 3305 508 UNINET, MX 10620 3521 492 937 Telmex Colombia S.A., CO 13999 2541 354 679 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1322 777 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1124 314 478 Axtel, S.A.B. de C.V., MX 26615 1082 2503 53 TIM SA, BR 6147 1080 369 22 Telefonica del Peru S.A.A., PE 22884 1064 97 370 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 1613 389 16 LINKdotNET-AS, EG 24835 1570 593 29 RAYA-AS, EG 36992 1382 1520 280 ETISALAT-MISR, EG 29571 1265 80 78 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 941 521 43 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 37342 526 32 1 MOVITEL, MZ 15399 506 56 57 WANANCHI-, KE 36914 488 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 8151 11855 3305 508 UNINET, MX 16509 10141 11543 3629 AMAZON-02, US 9808 9843 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7688 1708 145 UNI2-AS, ES 7545 5658 776 669 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4627 307 563 CABLEONE, US 39891 4521 271 59 ALJAWWALSTC-AS, SA 18403 4201 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3962 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 9843 9769 CHINAMOBILE-CN China Mobile Communications Grou 12479 7688 7543 UNI2-AS, ES 16509 10141 6512 AMAZON-02, US 7545 5658 4989 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4521 4462 ALJAWWALSTC-AS, SA 18403 4201 4178 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4627 4064 CABLEONE, US 7552 3962 3941 VIETEL-AS-AP Viettel Group, VN 20940 3807 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 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 23.140.216.0/24 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 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, 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 /13:570 /14:1165 /15:2053 /16:13182 /17:8145 /18:13597 /19:24322 /20:43114 /21:51238 /22:110609 /23:99249 /24:578659 /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 6779 7688 UNI2-AS, ES 8151 5919 11855 UNINET, MX 11492 3537 4627 CABLEONE, US 6327 3391 3594 SHAW, CA 39891 3361 4521 ALJAWWALSTC-AS, SA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2559 3420 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2159 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2150 3521 Telmex Colombia S.A., CO 16509 2128 10141 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2300 2:1505 3:373 4:6 5:4384 6:149 7:6 8:1511 9:1 11:172 12:1438 13:363 14:2329 15:321 16:219 17:365 18:783 20:386 21:4 22:188 23:6870 24:2697 25:2 27:2620 29:19 31:2585 32:44 34:65 35:134 36:2347 37:4497 38:8091 39:907 40:149 41:4088 42:1989 43:2366 44:326 45:17368 46:4524 47:299 49:1954 50:1860 51:580 52:1570 54:314 55:921 56:8 57:213 58:2142 59:1201 60:1050 61:2680 62:2753 63:1879 64:5465 65:2305 66:4602 67:2971 68:1293 69:4040 70:1159 71:557 72:2857 74:2591 75:1550 76:623 77:2491 78:1875 79:1782 80:2199 81:2021 82:1646 83:1362 84:1681 85:3180 86:929 87:2025 88:1237 89:4193 90:690 91:8150 92:2342 93:2701 94:3730 95:4195 96:1279 97:317 98:1025 99:739 100:73 101:1167 102:3524 103:32300 104:4759 105:698 106:994 107:2486 108:1148 109:4058 110:2127 111:3251 112:2047 113:1810 114:1814 115:2078 116:1947 117:2662 118:2787 119:1977 120:1779 121:1300 122:2686 123:2256 124:1609 125:2833 126:32 128:1377 129:922 130:1166 131:1885 132:803 133:416 134:1728 135:318 136:1120 137:1049 138:2861 139:1524 140:1404 141:1375 142:1668 143:1582 144:1023 145:359 146:2091 147:1998 148:2535 149:2742 150:1032 151:1339 152:2214 153:522 154:6877 155:1433 156:2174 157:1881 158:1172 159:2427 160:2820 161:1693 162:3526 163:1696 164:1679 165:2130 166:1249 167:1813 168:4037 169:802 170:4919 171:1029 172:3883 173:3047 174:890 175:1242 176:3448 177:4668 178:3591 179:2209 180:2413 181:3794 182:3332 183:1979 184:2254 185:20864 186:4999 187:4414 188:4053 189:4164 190:9452 191:1519 192:11020 193:9157 194:7465 195:5292 196:3208 197:2767 198:5912 199:8009 200:8041 201:6233 202:10230 203:10254 204:4559 205:3642 206:4440 207:3489 208:4147 209:4994 210:4401 211:2528 212:4357 213:3584 214:1055 215:49 216:6736 217:3058 218:1325 219:429 220:1809 221:1024 222:691 223:2210 End of report