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IPv4 Routing Table Report 09:00 +10GMT Thu 27 Jan, 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: 870485 Prefixes after maximum aggregation (per Origin AS): 330875 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 426141 Number of IPv4 prefixes with a valid ROA: 297148 Number of IPv4 prefixes with an invalid ROA: 1109 Number of IPv4 prefixes with no ROA: 572228 Total ASes present in the Internet Routing Table: 72474 Prefixes per ASN: 12.01 Origin-only ASes present in the Internet Routing Table: 62255 Origin ASes announcing only one prefix: 25669 Transit ASes present in the Internet Routing Table: 10219 Transit-only ASes present in the Internet Routing Table: 370 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 901 Number of instances of unregistered ASNs: 903 Number of 32-bit ASNs allocated by the RIRs: 38395 Number of 32-bit ASNs visible in the Routing Table: 31894 Prefixes from 32-bit ASNs in the Routing Table: 147878 Number of bogon 32-bit ASNs visible in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 587 Number of addresses announced to Internet: 3067102976 Equivalent to 182 /8s, 208 /16s and 71 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 291715
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 226989 Total APNIC prefixes after maximum aggregation: 64914 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 221848 Unique aggregates announced from the APNIC address blocks: 93754 APNIC Region origin ASes present in the Internet Routing Table: 12211 APNIC Prefixes per ASN: 18.17 APNIC Region origin ASes announcing only one prefix: 3473 APNIC Region transit ASes present in the Internet Routing Table: 1684 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7462 Number of APNIC addresses announced to Internet: 772894720 Equivalent to 46 /8s, 17 /16s and 112 /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: 256704 Total ARIN prefixes after maximum aggregation: 118265 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 256770 Unique aggregates announced from the ARIN address blocks: 123068 ARIN Region origin ASes present in the Internet Routing Table: 18856 ARIN Prefixes per ASN: 13.62 ARIN Region origin ASes announcing only one prefix: 6847 ARIN Region transit ASes present in the Internet Routing Table: 1903 Average ARIN Region AS path length visible: 4.6 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4294 Number of ARIN addresses announced to Internet: 1295998208 Equivalent to 77 /8s, 63 /16s and 93 /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: 244491 Total RIPE prefixes after maximum aggregation: 114663 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 240900 Unique aggregates announced from the RIPE address blocks: 148565 RIPE Region origin ASes present in the Internet Routing Table: 28162 RIPE Prefixes per ASN: 8.55 RIPE Region origin ASes announcing only one prefix: 12133 RIPE Region transit ASes present in the Internet Routing Table: 3958 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10611 Number of RIPE addresses announced to Internet: 713273344 Equivalent to 42 /8s, 131 /16s and 176 /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: 113928 Total LACNIC prefixes after maximum aggregation: 27025 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 114663 Unique aggregates announced from the LACNIC address blocks: 48510 LACNIC Region origin ASes present in the Internet Routing Table: 10925 LACNIC Prefixes per ASN: 10.50 LACNIC Region origin ASes announcing only one prefix: 2674 LACNIC Region transit ASes present in the Internet Routing Table: 2201 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8615 Number of LACNIC addresses announced to Internet: 176405760 Equivalent to 10 /8s, 131 /16s and 189 /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: 27472 Total AfriNIC prefixes after maximum aggregation: 5349 AfriNIC Deaggregation factor: 5.14 Prefixes being announced from the AfriNIC address blocks: 35717 Unique aggregates announced from the AfriNIC address blocks: 11718 AfriNIC Region origin ASes present in the Internet Routing Table: 1578 AfriNIC Prefixes per ASN: 22.63 AfriNIC Region origin ASes announcing only one prefix: 542 AfriNIC Region transit ASes present in the Internet Routing Table: 302 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 912 Number of AfriNIC addresses announced to Internet: 108175872 Equivalent to 6 /8s, 114 /16s and 162 /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 9103 8918 47 CHINAMOBILE-CN China Mobile Communicati 7545 5847 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3605 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3489 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3434 1880 57 VNPT-AS-VN VNPT Corp, VN 4766 2268 11119 587 KIXS-AS-KR Korea Telecom, KR 9498 2254 475 233 BBIL-AP BHARTI Airtel Ltd., IN 45090 2135 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 199 TATACOMM-AS TATA Communications formerl 24560 2029 851 358 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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 6153 10141 2616 AMAZON-02, US 11492 4524 300 793 CABLEONE, US 22773 3983 3028 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 16625 3661 1890 2566 AKAMAI-AS, US 6327 3357 1318 62 SHAW, CA 749 2887 50780 2143 DNIC-AS-00749, US 30036 2612 374 131 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2508 4962 430 CENTURYLINK-US-LEGACY-QWEST, US 20115 2247 3035 507 CHARTER-20115, 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 6804 1718 153 UNI2-AS, ES 8551 3993 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3868 3359 188 AKAMAI-ASN1, NL 39891 3274 188 25 ALJAWWALSTC-AS, SA 12389 2905 2286 903 ROSTELECOM-AS, RU 9009 2505 257 1304 M247, GB 34984 2220 357 603 TELLCOM-AS, TR 58224 1787 927 583 TCI, IR 13188 1610 100 27 TRIOLAN, UA 61317 1470 207 867 ASDETUK www.heficed.com, GB
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 10688 3408 581 Uninet S.A. de C.V., MX 10620 3454 520 708 Telmex Colombia S.A., CO 11830 2458 369 62 Instituto Costarricense de Electricidad 13999 1649 283 467 Mega Cable, S.A. de C.V., MX 6503 1440 354 524 Axtel, S.A.B. de C.V., MX 28573 1382 2328 253 CLARO S.A., BR 3816 1246 658 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1135 2350 139 TIM SA, BR 6147 1094 369 21 Telefonica del Peru S.A.A., PE 11664 1002 191 448 Techtel LMDS Comunicaciones Interactiva
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 24863 1632 393 21 LINKdotNET-AS, EG 24835 1546 515 32 RAYA-AS, EG 36992 1299 1518 262 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 875 63 60 ORANGE-COTE-IVOIRE, CI 36935 736 521 39 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 519 50 33 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 424 232 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 10688 3408 581 Uninet S.A. de C.V., MX 9808 9103 8918 47 CHINAMOBILE-CN China Mobile Communicati 12479 6804 1718 153 UNI2-AS, ES 16509 6153 10141 2616 AMAZON-02, US 7545 5847 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4524 300 793 CABLEONE, US 8551 3993 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3983 3028 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 20940 3868 3359 188 AKAMAI-ASN1, NL
Complete listing at https://thyme.apnic.net/singapore/data-ASnet
Global Per AS Maximum Aggregation summary -----------------------------------------
ASN No of nets Net Savings Description 9808 9103 9056 CHINAMOBILE-CN China Mobile Communications Grou 12479 6804 6651 UNI2-AS, ES 7545 5847 5166 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3993 3954 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3951 3921 VIASAT-SP-BACKBONE, US 11492 4524 3731 CABLEONE, US 20940 3868 3680 AKAMAI-ASN1, NL 22773 3983 3617 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3605 3586 VIETEL-AS-AP Viettel Group, VN 16509 6153 3537 AMAZON-02, US
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 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, 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 32848 UNALLOCATED 8.28.72.0/24 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, US
Complete listing at https://thyme.apnic.net/singapore/data-badAS
Advertised Unallocated Addresses --------------------------------
Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.252.164.0/24 Origin: 398968 GROUP-IID-01, US 23.252.164.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE
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 /11:100 /12:301 /13:589 /14:1196 /15:2022 /16:13535 /17:8262 /18:13670 /19:24714 /20:41829 /21:50453 /22:106935 /23:93617 /24:513188 /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 5756 6804 UNI2-AS, ES 8151 4530 10688 Uninet S.A. de C.V., MX 8551 3458 3993 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3456 4524 CABLEONE, US 6327 3169 3357 SHAW, CA 7155 3041 3951 VIASAT-SP-BACKBONE, US 22773 2975 3983 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2810 3274 ALJAWWALSTC-AS, SA 30036 2267 2612 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 1935 3454 Telmex Colombia S.A., CO
Complete listing at https://thyme.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1888 2:997 3:153 4:7 5:3711 6:101 7:5 8:1509 11:172 12:1704 13:407 14:2365 15:153 16:39 17:374 18:130 20:167 21:4 22:188 23:5392 24:2327 25:4 27:2602 29:19 31:2406 32:101 34:1 35:51 36:1748 37:3918 38:2506 39:695 40:149 41:3877 42:1060 43:2081 44:292 45:15950 46:3839 47:275 49:1623 50:1892 51:107 52:1345 54:293 55:733 56:8 57:53 58:1659 59:1044 60:961 61:2279 62:2414 63:1943 64:5357 65:2310 66:4885 67:2921 68:1180 69:4142 70:1344 71:670 72:3045 74:2628 75:1515 76:714 77:2129 78:1768 79:3091 80:1922 81:1511 82:1451 83:1193 84:1308 85:2827 86:701 87:1890 88:999 89:3124 90:497 91:7500 92:1900 93:2581 94:3240 95:3573 96:1308 97:345 98:992 99:863 100:75 101:1300 102:1899 103:28001 104:4115 105:462 106:846 107:2451 108:751 109:4178 110:2035 111:3212 112:1963 113:1459 114:1499 115:1994 116:1866 117:2504 118:2314 119:1869 120:1641 121:978 122:2507 123:2085 124:1530 125:1999 128:1310 129:1187 130:903 131:2083 132:743 133:368 134:1931 135:288 136:854 137:853 138:2453 139:1212 140:870 141:1339 142:1239 143:1440 144:1227 145:334 146:1754 147:1459 148:2198 149:1653 150:852 151:1083 152:1812 153:447 154:3692 155:1365 156:1722 157:1207 158:1009 159:2022 160:2384 161:1290 162:3418 163:1202 164:1657 165:1554 166:611 167:1704 168:3632 169:683 170:4303 171:821 172:3017 173:3029 174:1013 175:1138 176:3504 177:4582 178:3034 179:1985 180:2335 181:2855 182:3167 183:1918 184:2398 185:19222 186:4288 187:3550 188:3786 189:3225 190:8834 191:1304 192:10969 193:8499 194:6920 195:4928 196:2920 197:2360 198:5929 199:5973 200:7394 201:5729 202:10121 203:9988 204:4488 205:3381 206:3732 207:3312 208:3984 209:4581 210:4011 211:2351 212:3882 213:3379 214:1158 215:64 216:6362 217:2616 218:1202 219:413 220:1678 221:986 222:704 223:2144
End of report
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