IPv4 R&E Routing Table Report 23:05 GMT Sat 27 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: 945739 Prefixes after maximum aggregation (per Origin AS): 363093 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 466443 Number of IPv4 prefixes with a valid ROA: 487428 Number of IPv4 prefixes with an invalid ROA: 1114 Number of IPv4 prefixes with no ROA: 457197 Total ASes present in the Internet Routing Table: 75804 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 65190 Origin ASes announcing only one prefix: 26707 Transit ASes present in the Internet Routing Table: 10614 Transit-only ASes present in the Internet Routing Table: 503 Paths with bogon ASNs present in the IPv4 Routing Table: 26 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: 997 Number of instances of unregistered ASNs: 1008 Number of 32-bit ASNs allocated by the RIRs: 45036 Number of 32-bit ASNs visible in the Routing Table: 36742 Prefixes from 32-bit ASNs in the Routing Table: 188955 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 557 Number of addresses announced to Internet: 3024715776 Equivalent to 180 /8s, 73 /16s and 128 /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: 310530 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249593 Total APNIC prefixes after maximum aggregation: 74074 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 241495 Unique aggregates announced from the APNIC address blocks: 101725 APNIC Region origin ASes present in the Internet Routing Table: 14187 APNIC Prefixes per ASN: 17.02 APNIC Region origin ASes announcing only one prefix: 4327 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: 9663 Number of APNIC addresses announced to Internet: 760978944 Equivalent to 45 /8s, 91 /16s and 158 /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: 276800 Total ARIN prefixes after maximum aggregation: 125197 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281312 Unique aggregates announced from the ARIN address blocks: 134999 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.74 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1895 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: 4943 Number of ARIN addresses announced to Internet: 1266832384 Equivalent to 75 /8s, 130 /16s and 84 /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: 265203 Total RIPE prefixes after maximum aggregation: 127747 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 260708 Unique aggregates announced from the RIPE address blocks: 165397 RIPE Region origin ASes present in the Internet Routing Table: 28652 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12118 RIPE Region transit ASes present in the Internet Routing Table: 3904 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: 11895 Number of RIPE addresses announced to Internet: 714527488 Equivalent to 42 /8s, 150 /16s and 211 /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: 121739 Total LACNIC prefixes after maximum aggregation: 29164 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 119714 Unique aggregates announced from the LACNIC address blocks: 50128 LACNIC Region origin ASes present in the Internet Routing Table: 11132 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2640 LACNIC Region transit ASes present in the Internet Routing Table: 2425 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: 9019 Number of LACNIC addresses announced to Internet: 177156864 Equivalent to 10 /8s, 143 /16s and 51 /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: 31407 Total AfriNIC prefixes after maximum aggregation: 6262 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 41953 Unique aggregates announced from the AfriNIC address blocks: 13739 AfriNIC Region origin ASes present in the Internet Routing Table: 1857 AfriNIC Prefixes per ASN: 22.59 AfriNIC Region origin ASes announcing only one prefix: 668 AfriNIC Region transit ASes present in the Internet Routing Table: 356 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1222 Number of AfriNIC addresses announced to Internet: 104852992 Equivalent to 6 /8s, 63 /16s and 238 /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 9853 8746 74 CHINAMOBILE-CN China Mobile Communication 7545 5660 776 670 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4202 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3943 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3790 511 261 BBIL-AP BHARTI Airtel Ltd., IN 7713 3646 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3241 1841 106 VNPT-AS-VN VNPT Corp, VN 24560 2813 857 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2196 434 200 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 10257 11530 3644 AMAZON-02, US 11492 4621 307 549 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3851 8790 886 COGENT-174, US 6327 3595 1320 79 SHAW, CA 22773 3421 3035 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3253 54899 2505 DNIC-AS-00749, US 16625 3008 1298 2172 AKAMAI-AS, US 7018 2923 23688 1834 ATT-INTERNET4, US 396982 2758 3594 409 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 7714 1708 145 UNI2-AS, ES 39891 4521 271 59 ALJAWWALSTC-AS, SA 20940 3811 3396 129 AKAMAI-ASN1, NL 9009 3564 304 1837 M247, RO 12389 2865 2291 859 ROSTELECOM-AS, RU 34984 2355 362 574 TELLCOM-AS, TR 8551 1780 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1727 124 1262 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1575 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 11880 3306 508 UNINET, MX 10620 3525 493 939 Telmex Colombia S.A., CO 13999 2541 355 674 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 1314 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1127 314 478 Axtel, S.A.B. de C.V., MX 6147 1098 369 22 Telefonica del Peru S.A.A., PE 26615 1084 2503 53 TIM SA, BR 22884 1064 98 370 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 1559 593 29 RAYA-AS, EG 36992 1382 1520 280 ETISALAT-MISR, EG 29571 1293 82 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 938 521 43 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 37342 512 32 1 MOVITEL, MZ 36914 468 82 3 KENET-AS, KE 24757 426 73 5 EthioNet-AS, ET 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 11880 3306 508 UNINET, MX 16509 10257 11530 3644 AMAZON-02, US 9808 9853 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7714 1708 145 UNI2-AS, ES 7545 5660 776 670 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4621 307 549 CABLEONE, US 39891 4521 271 59 ALJAWWALSTC-AS, SA 18403 4202 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3943 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 9853 9779 CHINAMOBILE-CN China Mobile Communications Grou 12479 7714 7569 UNI2-AS, ES 16509 10257 6613 AMAZON-02, US 7545 5660 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4521 4462 ALJAWWALSTC-AS, SA 18403 4202 4179 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4621 4072 CABLEONE, US 7552 3943 3922 VIETEL-AS-AP Viettel Group, VN 20940 3811 3682 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 /13:569 /14:1161 /15:2049 /16:13131 /17:8143 /18:13577 /19:24331 /20:43111 /21:51236 /22:110648 /23:99280 /24:578040 /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 6805 7714 UNI2-AS, ES 8151 5938 11880 UNINET, MX 11492 3532 4621 CABLEONE, US 6327 3392 3595 SHAW, CA 39891 3361 4521 ALJAWWALSTC-AS, SA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2560 3421 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2159 10257 AMAZON-02, US 10620 2154 3525 Telmex Colombia S.A., CO 30036 2154 2493 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2280 2:1509 3:387 4:6 5:4368 6:149 7:6 8:1509 9:1 11:172 12:1438 13:368 14:2329 15:325 16:217 17:366 18:786 20:385 21:4 22:188 23:6894 24:2690 25:2 27:2620 29:19 31:2595 32:44 34:67 35:135 36:2341 37:4440 38:8111 39:912 40:150 41:4015 42:1985 43:2366 44:329 45:17354 46:4547 47:300 49:1964 50:1855 51:580 52:1576 54:318 55:929 56:8 57:213 58:2137 59:1191 60:1051 61:2686 62:2759 63:1862 64:5462 65:2279 66:4612 67:3008 68:1299 69:4024 70:1158 71:559 72:2858 74:2594 75:1555 76:614 77:2489 78:1862 79:1786 80:2175 81:2016 82:1655 83:1363 84:1699 85:3174 86:939 87:2025 88:1247 89:4195 90:700 91:8176 92:2346 93:2718 94:3733 95:4210 96:1278 97:317 98:1037 99:739 100:73 101:1166 102:3292 103:32211 104:4758 105:698 106:1000 107:2494 108:1155 109:4048 110:2122 111:3201 112:2053 113:1813 114:1809 115:2025 116:1938 117:2647 118:2796 119:1964 120:1796 121:1293 122:2691 123:2249 124:1610 125:2825 126:32 128:1363 129:928 130:1171 131:1860 132:812 133:417 134:1709 135:311 136:1124 137:1056 138:2862 139:1526 140:1412 141:1383 142:1672 143:1629 144:1020 145:358 146:2096 147:2002 148:2526 149:2778 150:1029 151:1345 152:2221 153:521 154:6461 155:1432 156:2326 157:1899 158:1110 159:2425 160:2852 161:1706 162:3519 163:1702 164:1680 165:2126 166:1252 167:1822 168:4046 169:807 170:4913 171:1023 172:3881 173:3064 174:896 175:1238 176:3451 177:4643 178:3629 179:2219 180:2422 181:3805 182:3323 183:1979 184:2254 185:20890 186:4957 187:4329 188:4078 189:4115 190:9473 191:1516 192:11025 193:9159 194:7478 195:5300 196:3212 197:2623 198:5906 199:7999 200:8094 201:6322 202:10230 203:10287 204:4539 205:3621 206:4434 207:3497 208:4152 209:4990 210:4474 211:2537 212:4362 213:3624 214:1059 215:49 216:6724 217:2932 218:1327 219:432 220:1807 221:1037 222:699 223:2217 End of report