IPv4 Routing Table Report 09:00 +10GMT Sat 20 Aug, 2022 BGP Table (Global) as seen in Singapore. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/singapore/ Analysis Summary ---------------- BGP routing table entries examined: 891601 Prefixes after maximum aggregation (per Origin AS): 339159 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 438514 Number of IPv4 prefixes with a valid ROA: 346383 Number of IPv4 prefixes with an invalid ROA: 1392 Number of IPv4 prefixes with no ROA: 543826 Total ASes present in the Internet Routing Table: 73378 Prefixes per ASN: 12.15 Origin-only ASes present in the Internet Routing Table: 62977 Origin ASes announcing only one prefix: 25952 Transit ASes present in the Internet Routing Table: 10401 Transit-only ASes present in the Internet Routing Table: 398 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 48 Max AS path prepend of ASN ( 11432) 45 Prefixes from unregistered ASNs in the Routing Table: 953 Number of instances of unregistered ASNs: 953 Number of 32-bit ASNs allocated by the RIRs: 40018 Number of 32-bit ASNs visible in the Routing Table: 33160 Prefixes from 32-bit ASNs in the Routing Table: 158046 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3069961472 Equivalent to 182 /8s, 251 /16s and 229 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 299807 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 230553 Total APNIC prefixes after maximum aggregation: 66730 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 225626 Unique aggregates announced from the APNIC address blocks: 96331 APNIC Region origin ASes present in the Internet Routing Table: 12794 APNIC Prefixes per ASN: 17.64 APNIC Region origin ASes announcing only one prefix: 3701 APNIC Region transit ASes present in the Internet Routing Table: 1752 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8088 Number of APNIC addresses announced to Internet: 772690944 Equivalent to 46 /8s, 14 /16s and 84 /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, 131072-151865 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: 263360 Total ARIN prefixes after maximum aggregation: 120532 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 263598 Unique aggregates announced from the ARIN address blocks: 127520 ARIN Region origin ASes present in the Internet Routing Table: 18977 ARIN Prefixes per ASN: 13.89 ARIN Region origin ASes announcing only one prefix: 6920 ARIN Region transit ASes present in the Internet Routing Table: 1855 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4569 Number of ARIN addresses announced to Internet: 1295447040 Equivalent to 77 /8s, 54 /16s and 244 /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, 393216-401308 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: 252568 Total RIPE prefixes after maximum aggregation: 118065 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 249834 Unique aggregates announced from the RIPE address blocks: 153241 RIPE Region origin ASes present in the Internet Routing Table: 28184 RIPE Prefixes per ASN: 8.86 RIPE Region origin ASes announcing only one prefix: 12072 RIPE Region transit ASes present in the Internet Routing Table: 4040 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10792 Number of RIPE addresses announced to Internet: 717713664 Equivalent to 42 /8s, 199 /16s and 113 /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 196608-213403 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: 116003 Total LACNIC prefixes after maximum aggregation: 27580 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 115685 Unique aggregates announced from the LACNIC address blocks: 48936 LACNIC Region origin ASes present in the Internet Routing Table: 10974 LACNIC Prefixes per ASN: 10.54 LACNIC Region origin ASes announcing only one prefix: 2673 LACNIC Region transit ASes present in the Internet Routing Table: 2247 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: 8706 Number of LACNIC addresses announced to Internet: 176349440 Equivalent to 10 /8s, 130 /16s and 225 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 28164 Total AfriNIC prefixes after maximum aggregation: 5518 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 36345 Unique aggregates announced from the AfriNIC address blocks: 12050 AfriNIC Region origin ASes present in the Internet Routing Table: 1674 AfriNIC Prefixes per ASN: 21.71 AfriNIC Region origin ASes announcing only one prefix: 586 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1005 Number of AfriNIC addresses announced to Internet: 107469312 Equivalent to 6 /8s, 103 /16s and 218 /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 9093 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5919 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3587 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3517 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3376 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2425 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2250 11122 593 KIXS-AS-KR Korea Telecom, KR 24560 2170 847 406 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2143 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2124 425 216 TATACOMM-AS TATA Communications formerl Complete listing at https://thyme.apnic.net/singapore/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6863 10401 2724 AMAZON-02, US 11492 4533 300 575 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3817 3064 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3469 1790 2501 AKAMAI-AS, US 6327 3450 1319 63 SHAW, CA 749 3035 50728 2293 DNIC-AS-00749, US 30036 2604 369 261 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2528 3387 363 GOOGLE-CLOUD-PLATFORM, US 209 2368 4936 406 CENTURYLINK-US-LEGACY-QWEST, US Complete listing at https://thyme.apnic.net/singapore/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6872 1730 144 UNI2-AS, ES 20940 4051 3359 194 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3998 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2889 2290 910 ROSTELECOM-AS, RU 6849 2759 355 21 UKRTELNET, UA 9009 2589 252 1322 M247, GB 34984 2249 358 632 TELLCOM-AS, TR 58224 1755 927 530 TCI, IR 13188 1610 100 27 TRIOLAN, UA Complete listing at https://thyme.apnic.net/singapore/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10853 3393 557 Uninet S.A. de C.V., MX 10620 3489 515 784 Telmex Colombia S.A., CO 11830 2336 369 64 Instituto Costarricense de Electricidad 13999 1960 319 525 Mega Cable, S.A. de C.V., MX 28573 1360 2328 264 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1271 697 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1127 369 21 Telefonica del Peru S.A.A., PE 11664 1049 177 460 Techtel LMDS Comunicaciones Interactiva 26615 979 2466 43 TIM SA, BR Complete listing at https://thyme.apnic.net/singapore/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1546 521 31 RAYA-AS, EG 24863 1532 393 21 LINKdotNET-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 983 67 46 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 520 52 39 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 23889 400 232 16 MauritiusTelecom, MU Complete listing at https://thyme.apnic.net/singapore/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10853 3393 557 Uninet S.A. de C.V., MX 9808 9093 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6872 1730 144 UNI2-AS, ES 16509 6863 10401 2724 AMAZON-02, US 7545 5919 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4533 300 575 CABLEONE, US 20940 4051 3359 194 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3998 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3906 265 32 VIASAT-SP-BACKBONE, US Complete listing at https://thyme.apnic.net/singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9093 9046 CHINAMOBILE-CN China Mobile Communications Grou 12479 6872 6728 UNI2-AS, ES 7545 5919 5221 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6863 4139 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3998 3959 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 4533 3958 CABLEONE, US 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4051 3857 AKAMAI-ASN1, NL 7552 3587 3567 VIETEL-AS-AP Viettel Group, VN Complete listing at https://thyme.apnic.net/singapore/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, US 394856 UNALLOCATED 8.40.216.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/singapore/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 174 COGENT-174, US 23.139.184.0/24 Origin: 27408 1371467, CA 23.139.184.0/24 Transit: 24875 NOVOSERVE-AS, NL 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW Complete listing at https://thyme.apnic.net/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 /9:13 /10:39 /11:101 /12:303 /13:592 /14:1204 /15:2099 /16:13487 /17:8271 /18:13816 /19:24750 /20:43102 /21:50812 /22:107684 /23:95787 /24:529519 /25:0 /26:1 /27:0 /28:0 /29:1 /30:4 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5857 6872 UNI2-AS, ES 8151 4582 10853 Uninet S.A. de C.V., MX 8551 3456 3998 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3448 4533 CABLEONE, US 6327 3261 3450 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2833 3817 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2616 2759 UKRTELNET, UA 30036 2260 2604 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://thyme.apnic.net/singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1950 2:1025 3:157 4:5 5:3854 6:113 7:6 8:1548 9:1 11:172 12:1645 13:338 14:2351 15:242 16:46 17:379 18:190 20:243 21:4 22:188 23:5838 24:2395 25:6 27:2616 29:19 31:2412 32:92 34:7 35:87 36:1859 37:4469 38:3403 39:722 40:153 41:3903 42:1132 43:2195 44:291 45:16068 46:4147 47:302 49:1719 50:1949 51:237 52:1460 54:385 55:786 56:8 57:59 58:1726 59:1112 60:974 61:2286 62:2539 63:1923 64:5554 65:2358 66:4828 67:2961 68:1203 69:4139 70:1315 71:681 72:3020 74:2643 75:1404 76:577 77:2240 78:1916 79:3126 80:2028 81:1640 82:1488 83:1214 84:1362 85:2969 86:743 87:1907 88:1185 89:3394 90:546 91:7641 92:2043 93:2545 94:3519 95:3885 96:1301 97:350 98:1020 99:721 100:77 101:1289 102:2262 103:29652 104:4557 105:470 106:886 107:2546 108:872 109:4326 110:1997 111:3287 112:2052 113:1471 114:1474 115:1986 116:1886 117:2453 118:2315 119:1837 120:1760 121:1024 122:2498 123:2066 124:1538 125:2067 128:1187 129:1032 130:996 131:2039 132:807 133:378 134:1926 135:301 136:853 137:874 138:2503 139:1507 140:929 141:1450 142:1314 143:1393 144:1201 145:341 146:1834 147:1498 148:2213 149:1771 150:857 151:1076 152:1872 153:465 154:3674 155:1456 156:1734 157:1280 158:1037 159:2209 160:2511 161:1319 162:3497 163:1365 164:1625 165:1642 166:778 167:1779 168:3808 169:880 170:4485 171:835 172:3329 173:3121 174:1020 175:1152 176:3627 177:4732 178:3564 179:2204 180:2375 181:3230 182:3192 183:1938 184:2374 185:19625 186:4527 187:3838 188:3972 189:3420 190:8958 191:1437 192:10955 193:8685 194:7089 195:5049 196:3054 197:2424 198:5951 199:6022 200:7558 201:5768 202:10096 203:9977 204:4508 205:3436 206:3677 207:3392 208:4045 209:4691 210:4148 211:2298 212:4002 213:3463 214:1136 215:66 216:6381 217:2634 218:1266 219:407 220:1751 221:949 222:656 223:1969 End of report