Routing Table Report 09:00 +10GMT Wed 26 May, 2021
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 830805
Prefixes after maximum aggregation (per Origin AS): 317117
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 407527
Total ASes present in the Internet Routing Table: 70972
Prefixes per ASN: 11.71
Origin-only ASes present in the Internet Routing Table: 61148
Origin ASes announcing only one prefix: 25245
Transit ASes present in the Internet Routing Table: 9824
Transit-only ASes present in the Internet Routing Table: 313
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 34
Max AS path prepend of ASN ( 37385) 29
Prefixes from unregistered ASNs in the Routing Table: 1115
Number of instances of unregistered ASNs: 1121
Number of 32-bit ASNs allocated by the RIRs: 36118
Number of 32-bit ASNs visible in the Routing Table: 29899
Prefixes from 32-bit ASNs in the Routing Table: 134285
Number of bogon 32-bit ASNs visible in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 621
Number of addresses announced to Internet: 3038979584
Equivalent to 181 /8s, 35 /16s and 38 /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: 281491
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 211555
Total APNIC prefixes after maximum aggregation: 62091
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 207617
Unique aggregates announced from the APNIC address blocks: 89542
APNIC Region origin ASes present in the Internet Routing Table: 11458
APNIC Prefixes per ASN: 18.12
APNIC Region origin ASes announcing only one prefix: 3285
APNIC Region transit ASes present in the Internet Routing Table: 1581
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 6680
Number of APNIC addresses announced to Internet: 773801472
Equivalent to 46 /8s, 31 /16s and 70 /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: 246070
Total ARIN prefixes after maximum aggregation: 112490
ARIN Deaggregation factor: 2.19
Prefixes being announced from the ARIN address blocks: 246414
Unique aggregates announced from the ARIN address blocks: 118007
ARIN Region origin ASes present in the Internet Routing Table: 18704
ARIN Prefixes per ASN: 13.17
ARIN Region origin ASes announcing only one prefix: 6784
ARIN Region transit ASes present in the Internet Routing Table: 1887
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: 3865
Number of ARIN addresses announced to Internet: 1270846464
Equivalent to 75 /8s, 191 /16s and 148 /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: 236680
Total RIPE prefixes after maximum aggregation: 110665
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 232676
Unique aggregates announced from the RIPE address blocks: 141988
RIPE Region origin ASes present in the Internet Routing Table: 27912
RIPE Prefixes per ASN: 8.34
RIPE Region origin ASes announcing only one prefix: 11993
RIPE Region transit ASes present in the Internet Routing Table: 3892
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10177
Number of RIPE addresses announced to Internet: 710382336
Equivalent to 42 /8s, 87 /16s and 147 /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: 110165
Total LACNIC prefixes after maximum aggregation: 26200
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 111286
Unique aggregates announced from the LACNIC address blocks: 47017
LACNIC Region origin ASes present in the Internet Routing Table: 10718
LACNIC Prefixes per ASN: 10.38
LACNIC Region origin ASes announcing only one prefix: 2687
LACNIC Region transit ASes present in the Internet Routing Table: 2009
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: 8364
Number of LACNIC addresses announced to Internet: 176102912
Equivalent to 10 /8s, 127 /16s and 30 /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: 25220
Total AfriNIC prefixes after maximum aggregation: 4929
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 32191
Unique aggregates announced from the AfriNIC address blocks: 10483
AfriNIC Region origin ASes present in the Internet Routing Table: 1467
AfriNIC Prefixes per ASN: 21.94
AfriNIC Region origin ASes announcing only one prefix: 496
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: 33
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 813
Number of AfriNIC addresses announced to Internet: 107394560
Equivalent to 6 /8s, 102 /16s and 182 /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 5771 782 669 TPG-INTERNET-AP TPG Telecom Limited, AU
9808 5258 8995 48 CMNET-GD Guangdong Mobile Communication
7713 3518 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
7552 3507 1330 20 VIETEL-AS-AP Viettel Group, VN
45899 2798 1896 54 VNPT-AS-VN VNPT Corp, VN
4766 2201 11358 557 KIXS-AS-KR Korea Telecom, KR
9498 2190 466 235 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 1944 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 5214 9378 2278 AMAZON-02, US
11492 4787 316 611 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3898 2980 226 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3465 1780 2434 AKAMAI-AS, US
6327 3359 1317 67 SHAW, CA
30036 2564 372 172 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2526 5037 481 CENTURYLINK-US-LEGACY-QWEST, US
5972 2243 452 778 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 6662 1725 146 UNI2-AS, ES
20940 3609 3359 186 AKAMAI-ASN1, NL
39891 3266 187 22 ALJAWWALSTC-AS, SA
8551 3071 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2868 2281 891 ROSTELECOM-AS, RU
9009 2424 253 1300 M247, GB
34984 2199 355 590 TELLCOM-AS, TR
13188 1609 100 31 TRIOLAN, UA
58224 1578 873 568 TCI, IR
61317 1555 284 791 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 8591 3482 571 Uninet S.A. de C.V., MX
10620 3422 526 613 Telmex Colombia S.A., CO
11830 2458 369 62 Instituto Costarricense de Electricidad
13999 1725 434 454 Mega Cable, S.A. de C.V., MX
6503 1451 311 477 Axtel, S.A.B. de C.V., MX
28573 1391 2282 227 CLARO S.A., BR
3816 1232 648 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1120 377 38 Telefonica del Peru S.A.A., PE
11664 1004 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 1591 393 21 LINKdotNET-AS, EG
24835 1453 498 29 RAYA-AS, EG
36992 1196 1473 176 ETISALAT-MISR, EG
36903 1183 537 110 MT-MPLS, MA
29571 731 68 11 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 526 522 40 Vodafone-, EG
15399 479 48 23 WANANCHI-, KE
2018 321 319 74 TENET-1, ZA
23889 305 232 15 MauritiusTelecom, MU
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 8591 3482 571 Uninet S.A. de C.V., MX
12479 6662 1725 146 UNI2-AS, ES
7545 5771 782 669 TPG-INTERNET-AP TPG Telecom Limited, AU
9808 5258 8995 48 CMNET-GD Guangdong Mobile Communication
16509 5214 9378 2278 AMAZON-02, US
11492 4787 316 611 CABLEONE, US
7155 4027 264 32 VIASAT-SP-BACKBONE, US
22773 3898 2980 226 ASN-CXA-ALL-CCI-22773-RDC, US
20940 3609 3359 186 AKAMAI-ASN1, NL
7713 3518 1023 56 TELKOMNET-AS-AP PT Telekomunikasi Indon
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 6662 6516 UNI2-AS, ES
9808 5258 5210 CMNET-GD Guangdong Mobile Communication Co.Ltd.
7545 5771 5102 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4787 4176 CABLEONE, US
7155 4027 3995 VIASAT-SP-BACKBONE, US
22773 3898 3672 ASN-CXA-ALL-CCI-22773-RDC, US
7552 3507 3487 VIETEL-AS-AP Viettel Group, VN
7713 3518 3462 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20940 3609 3423 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
27.100.7.0/24 Origin: 56096 UNASSIGNED
Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
27.126.156.0/23 Origin: 55827 UNASSIGNED
Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala
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
/13:585 /14:1180 /15:1989 /16:13430 /17:8198 /18:13571
/19:24999 /20:39899 /21:48528 /22:103933 /23:88577 /24:485444
/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 5618 6662 UNI2-AS, ES
11492 3823 4787 CABLEONE, US
6327 3167 3359 SHAW, CA
8151 3144 8591 Uninet S.A. de C.V., MX
7155 3115 4027 VIASAT-SP-BACKBONE, US
22773 2947 3898 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2801 3266 ALJAWWALSTC-AS, SA
8551 2537 3071 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 2231 2564 MEDIACOM-ENTERPRISE-BUSINESS, US
11830 1907 2458 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)
----------------------------------------------
1:1607 2:1187 3:128 4:19 5:3578 6:74
7:5 8:1502 9:1 11:164 12:1742 13:363
14:2190 15:76 16:15 17:322 18:107 20:122
21:1 22:188 23:4737 24:2384 25:2 27:2521
29:19 31:2282 32:104 34:16 35:45 36:1391
37:3769 38:2139 39:549 40:158 41:3759 42:630
43:2053 44:259 45:14803 46:3678 47:261 49:1553
50:1775 51:100 52:1278 54:235 55:740 56:7
57:50 58:1512 59:1017 60:923 61:2105 62:2252
63:1958 64:5327 65:2346 66:5009 67:2897 68:1156
69:4033 70:1379 71:680 72:3166 74:2595 75:1486
76:686 77:2007 78:1691 79:2257 80:1879 81:1505
82:1362 83:1130 84:1263 85:2676 86:700 87:1812
88:959 89:2995 90:471 91:7319 92:1748 93:2517
94:3098 95:3510 96:1272 97:344 98:998 99:970
100:78 101:1028 102:1429 103:25662 104:3744 105:433
106:713 107:2273 108:702 109:3989 110:1876 111:2805
112:1873 113:1195 114:1420 115:1880 116:1772 117:2167
118:2154 119:1768 120:1081 121:932 122:2250 123:2156
124:1512 125:1846 128:1202 129:1252 130:847 131:1997
132:708 133:356 134:1607 135:292 136:730 137:915
138:2301 139:1177 140:723 141:1177 142:1187 143:1274
144:1247 145:326 146:1397 147:1297 148:2160 149:1383
150:809 151:1068 152:1538 153:412 154:2457 155:1326
156:1504 157:1175 158:896 159:2029 160:2315 161:1161
162:3262 163:1057 164:1509 165:1389 166:593 167:1744
168:3546 169:681 170:4219 171:768 172:2376 173:2936
174:992 175:1055 176:3138 177:4336 178:2896 179:1925
180:2247 181:2620 182:3011 183:1540 184:2427 185:18197
186:4124 187:3104 188:3291 189:2924 190:8856 191:1397
192:10593 193:8118 194:6601 195:4705 196:2857 197:1883
198:6017 199:5994 200:7384 201:5297 202:9986 203:9921
204:4598 205:3338 206:3464 207:3312 208:3983 209:4666
210:3946 211:2099 212:3655 213:3395 214:1214 215:62
216:6203 217:2494 218:1056 219:461 220:1992 221:926
222:691 223:1692
End of report