Routing Table Report 09:00 +10GMT Sat 29 May, 2021
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 831483
Prefixes after maximum aggregation (per Origin AS): 317428
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 408338
Total ASes present in the Internet Routing Table: 71041
Prefixes per ASN: 11.70
Origin-only ASes present in the Internet Routing Table: 61219
Origin ASes announcing only one prefix: 25255
Transit ASes present in the Internet Routing Table: 9822
Transit-only ASes present in the Internet Routing Table: 315
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 54
Max AS path prepend of ASN ( 48366) 51
Prefixes from unregistered ASNs in the Routing Table: 1104
Number of instances of unregistered ASNs: 1110
Number of 32-bit ASNs allocated by the RIRs: 36145
Number of 32-bit ASNs visible in the Routing Table: 29960
Prefixes from 32-bit ASNs in the Routing Table: 134565
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 590
Number of addresses announced to Internet: 3039826944
Equivalent to 181 /8s, 48 /16s and 20 /24s
Percentage of available address space announced: 82.1
Percentage of allocated address space announced: 82.1
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: 281790
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 211838
Total APNIC prefixes after maximum aggregation: 62145
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 207896
Unique aggregates announced from the APNIC address blocks: 89790
APNIC Region origin ASes present in the Internet Routing Table: 11475
APNIC Prefixes per ASN: 18.12
APNIC Region origin ASes announcing only one prefix: 3295
APNIC Region transit ASes present in the Internet Routing Table: 1581
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6698
Number of APNIC addresses announced to Internet: 774294784
Equivalent to 46 /8s, 38 /16s and 205 /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, 131072-147769
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: 246503
Total ARIN prefixes after maximum aggregation: 112763
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 246556
Unique aggregates announced from the ARIN address blocks: 118104
ARIN Region origin ASes present in the Internet Routing Table: 18713
ARIN Prefixes per ASN: 13.18
ARIN Region origin ASes announcing only one prefix: 6784
ARIN Region transit ASes present in the Internet Routing Table: 1881
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 3872
Number of ARIN addresses announced to Internet: 1271041792
Equivalent to 75 /8s, 194 /16s and 143 /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: 236639
Total RIPE prefixes after maximum aggregation: 110658
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 232878
Unique aggregates announced from the RIPE address blocks: 142335
RIPE Region origin ASes present in the Internet Routing Table: 27919
RIPE Prefixes per ASN: 8.34
RIPE Region origin ASes announcing only one prefix: 12003
RIPE Region transit ASes present in the Internet Routing Table: 3891
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 54
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10182
Number of RIPE addresses announced to Internet: 710649856
Equivalent to 42 /8s, 91 /16s and 168 /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: 109845
Total LACNIC prefixes after maximum aggregation: 26163
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 111000
Unique aggregates announced from the LACNIC address blocks: 47053
LACNIC Region origin ASes present in the Internet Routing Table: 10752
LACNIC Prefixes per ASN: 10.32
LACNIC Region origin ASes announcing only one prefix: 2679
LACNIC Region transit ASes present in the Internet Routing Table: 2018
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8395
Number of LACNIC addresses announced to Internet: 176139264
Equivalent to 10 /8s, 127 /16s and 172 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 25554
Total AfriNIC prefixes after maximum aggregation: 4968
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 32563
Unique aggregates announced from the AfriNIC address blocks: 10589
AfriNIC Region origin ASes present in the Internet Routing Table: 1466
AfriNIC Prefixes per ASN: 22.21
AfriNIC Region origin ASes announcing only one prefix: 494
AfriNIC Region transit ASes present in the Internet Routing Table: 292
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 813
Number of AfriNIC addresses announced to Internet: 107266048
Equivalent to 6 /8s, 100 /16s and 192 /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
7545 5775 782 669 TPG-INTERNET-AP TPG Telecom Limited, AU
9808 5260 8995 48 CMNET-GD Guangdong Mobile Communication
7552 3519 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3518 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 2799 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2201 11358 557 KIXS-AS-KR Korea Telecom, KR
9498 2188 466 236 BBIL-AP BHARTI Airtel Ltd., IN
4755 2087 437 187 TATACOMM-AS TATA Communications formerl
45090 2081 1197 71 CNNIC-TENCENT-NET-AP Shenzhen Tencent C
23969 1949 314 16 TOT-NET TOT Public Company Limited, TH
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 5234 9380 2286 AMAZON-02, US
11492 4741 313 711 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3892 2980 222 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3463 1775 2428 AKAMAI-AS, US
6327 3359 1317 67 SHAW, CA
30036 2566 372 160 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2520 5037 482 CENTURYLINK-US-LEGACY-QWEST, US
5972 2228 450 787 DNIC-ASBLK-05800-06055, US
20115 2162 2928 506 CHARTER-20115, US
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6672 1725 146 UNI2-AS, ES
20940 3616 3359 186 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3060 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2868 2281 891 ROSTELECOM-AS, RU
9009 2426 253 1302 M247, GB
34984 2200 355 590 TELLCOM-AS, TR
13188 1609 100 31 TRIOLAN, UA
58224 1593 886 575 TCI, IR
61317 1553 284 793 ASDETUK http://www.heficed.com, GB
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 8597 3482 571 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2498 369 62 Instituto Costarricense de Electricidad
13999 1731 434 453 Mega Cable, S.A. de C.V., MX
6503 1451 311 477 Axtel, S.A.B. de C.V., MX
28573 1390 2282 227 CLARO S.A., BR
3816 1232 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1113 374 31 Telefonica del Peru S.A.A., PE
11664 1003 208 417 Techtel LMDS Comunicaciones Interactiva
11172 963 111 69 Alestra, S. de R.L. de C.V., MX
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1590 391 54 LINKdotNET-AS, EG
24835 1454 498 30 RAYA-AS, EG
36992 1240 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 730 68 11 ORANGE-COTE-IVOIRE, CI
6713 613 1863 34 IAM-AS, MA
36935 528 522 40 Vodafone-, EG
37342 484 32 1 MOVITEL, MZ
15399 481 48 23 WANANCHI-, KE
2018 323 319 74 TENET-1, ZA
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 8597 3482 571 Uninet S.A. de C.V., MX
12479 6672 1725 146 UNI2-AS, ES
7545 5775 782 669 TPG-INTERNET-AP TPG Telecom Limited, AU
9808 5260 8995 48 CMNET-GD Guangdong Mobile Communication
16509 5234 9380 2286 AMAZON-02, US
11492 4741 313 711 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3892 2980 222 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3616 3359 186 AKAMAI-ASN1, NL
7552 3519 1330 20 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
12479 6672 6526 UNI2-AS, ES
9808 5260 5212 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5775 5106 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4741 4030 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3892 3670 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3519 3499 VIETEL-AS-AP Viettel Group, VN
7713 3518 3462 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3616 3430 AKAMAI-ASN1, NL
6327 3359 3292 SHAW, CA
Complete listing at http://thyme.rand.apnic.net/singapore/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
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
23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US
46505 UNALLOCATED 12.7.131.0/24 7018 ATT-INTERNET4, US
15132 UNALLOCATED 12.9.150.0/24 1239 SPRINTLINK, US
Complete listing at http://thyme.rand.apnic.net/singapore/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
Transit: 11426 TWC-11426-CAROLINAS, US
23.142.80.0/24 Origin: 398481 REDMERCURY, US
Transit: 209319 IPV6ROUTING, US
23.162.32.0/24 Origin: 32444 SAFELINK-MV, US
Transit: 174 COGENT-174, US
23.249.162.0/24 Origin: 36352 AS-COLOCROSSING, US
Transit: 174 COGENT-174, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
Complete listing at http://thyme.rand.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 /10:40 /11:100 /12:303
/13:584 /14:1183 /15:1989 /16:13426 /17:8186 /18:13611
/19:24655 /20:39922 /21:48594 /22:104083 /23:88690 /24:486088
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 5625 6672 UNI2-AS, ES
11492 3777 4741 CABLEONE, US
6327 3167 3359 SHAW, CA
8151 3149 8597 Uninet S.A. de C.V., MX
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2942 3892 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2526 3060 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2233 2566 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1921 2498 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1611 2:1189 3:137 4:23 5:3587 6:74
7:5 8:1498 9:1 11:164 12:1741 13:363
14:2192 15:77 16:15 17:322 18:107 20:122
21:1 22:188 23:4743 24:2373 25:2 27:2527
29:19 31:2282 32:104 34:16 35:45 36:1393
37:3774 38:2143 39:549 40:159 41:3750 42:630
43:2064 44:258 45:14855 46:3687 47:261 49:1552
50:1783 51:100 52:1279 54:234 55:738 56:7
57:50 58:1514 59:1015 60:925 61:2099 62:2252
63:1957 64:5327 65:2347 66:5005 67:2888 68:1163
69:4022 70:1380 71:680 72:3159 74:2593 75:1488
76:688 77:2018 78:1691 79:2255 80:1857 81:1508
82:1360 83:1130 84:1257 85:2672 86:705 87:1811
88:968 89:2974 90:470 91:7350 92:1777 93:2527
94:3105 95:3503 96:1282 97:344 98:998 99:968
100:78 101:1028 102:1443 103:25692 104:3755 105:435
106:775 107:2267 108:700 109:3977 110:1873 111:2806
112:1873 113:1198 114:1420 115:1874 116:1772 117:2158
118:2164 119:1771 120:1084 121:930 122:2392 123:2160
124:1512 125:1852 128:1190 129:1201 130:851 131:2016
132:703 133:357 134:1600 135:294 136:749 137:922
138:2326 139:1180 140:726 141:1177 142:1184 143:1290
144:1251 145:328 146:1422 147:1309 148:2162 149:1416
150:810 151:1073 152:1539 153:412 154:2478 155:1330
156:1513 157:1171 158:901 159:2021 160:2329 161:1160
162:3264 163:994 164:1516 165:1407 166:593 167:1748
168:3585 169:678 170:4237 171:772 172:2390 173:2931
174:992 175:1060 176:3148 177:4334 178:2897 179:1891
180:2254 181:2630 182:3008 183:1544 184:2417 185:18248
186:4135 187:3087 188:3285 189:2910 190:8833 191:1362
192:10600 193:8138 194:6595 195:4704 196:2860 197:2126
198:5968 199:5997 200:7363 201:5275 202:9973 203:9894
204:4605 205:3349 206:3468 207:3295 208:3980 209:4626
210:3943 211:2105 212:3650 213:3383 214:1213 215:62
216:6195 217:2536 218:1056 219:459 220:2003 221:927
222:692 223:1692
End of report