IPv4 Routing Table Report 09:00 +10GMT Mon 01 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: 889556
Prefixes after maximum aggregation (per Origin AS): 338358
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 437249
Number of IPv4 prefixes with a valid ROA: 342528
Number of IPv4 prefixes with an invalid ROA: 1346
Number of IPv4 prefixes with no ROA: 545682
Total ASes present in the Internet Routing Table: 73267
Prefixes per ASN: 12.14
Origin-only ASes present in the Internet Routing Table: 62891
Origin ASes announcing only one prefix: 25929
Transit ASes present in the Internet Routing Table: 10376
Transit-only ASes present in the Internet Routing Table: 400
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: 954
Number of 32-bit ASNs allocated by the RIRs: 39905
Number of 32-bit ASNs visible in the Routing Table: 33042
Prefixes from 32-bit ASNs in the Routing Table: 157156
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: 499
Number of addresses announced to Internet: 3070442752
Equivalent to 183 /8s, 3 /16s and 61 /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: 299358
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 229789
Total APNIC prefixes after maximum aggregation: 66504
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 224801
Unique aggregates announced from the APNIC address blocks: 96065
APNIC Region origin ASes present in the Internet Routing Table: 12747
APNIC Prefixes per ASN: 17.64
APNIC Region origin ASes announcing only one prefix: 3702
APNIC Region transit ASes present in the Internet Routing Table: 1739
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: 8035
Number of APNIC addresses announced to Internet: 772617984
Equivalent to 46 /8s, 13 /16s and 55 /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: 262877
Total ARIN prefixes after maximum aggregation: 120443
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 263149
Unique aggregates announced from the ARIN address blocks: 127264
ARIN Region origin ASes present in the Internet Routing Table: 18967
ARIN Prefixes per ASN: 13.87
ARIN Region origin ASes announcing only one prefix: 6918
ARIN Region transit ASes present in the Internet Routing Table: 1856
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 36
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4550
Number of ARIN addresses announced to Internet: 1295724288
Equivalent to 77 /8s, 59 /16s and 47 /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: 251847
Total RIPE prefixes after maximum aggregation: 117576
RIPE Deaggregation factor: 2.14
Prefixes being announced from the RIPE address blocks: 249203
Unique aggregates announced from the RIPE address blocks: 152797
RIPE Region origin ASes present in the Internet Routing Table: 28148
RIPE Prefixes per ASN: 8.85
RIPE Region origin ASes announcing only one prefix: 12059
RIPE Region transit ASes present in the Internet Routing Table: 4024
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: 10769
Number of RIPE addresses announced to Internet: 717799680
Equivalent to 42 /8s, 200 /16s and 193 /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: 115883
Total LACNIC prefixes after maximum aggregation: 27565
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 115589
Unique aggregates announced from the LACNIC address blocks: 48820
LACNIC Region origin ASes present in the Internet Routing Table: 10970
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: 8696
Number of LACNIC addresses announced to Internet: 176310016
Equivalent to 10 /8s, 130 /16s and 71 /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: 28207
Total AfriNIC prefixes after maximum aggregation: 5548
AfriNIC Deaggregation factor: 5.08
Prefixes being announced from the AfriNIC address blocks: 36315
Unique aggregates announced from the AfriNIC address blocks: 11885
AfriNIC Region origin ASes present in the Internet Routing Table: 1661
AfriNIC Prefixes per ASN: 21.86
AfriNIC Region origin ASes announcing only one prefix: 577
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: 992
Number of AfriNIC addresses announced to Internet: 107707392
Equivalent to 6 /8s, 107 /16s and 124 /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 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati
7545 5926 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 3590 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3512 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3386 1879 49 VNPT-AS-VN VNPT Corp, VN
9498 2428 499 238 BBIL-AP BHARTI Airtel Ltd., IN
4766 2257 11123 596 KIXS-AS-KR Korea Telecom, KR
24560 2149 850 404 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
45090 2139 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 6751 10386 2699 AMAZON-02, US
11492 4530 300 628 CABLEONE, US
7155 3906 265 32 VIASAT-SP-BACKBONE, US
22773 3821 3066 348 ASN-CXA-ALL-CCI-22773-RDC, US
16625 3462 1782 2504 AKAMAI-AS, US
6327 3448 1319 64 SHAW, CA
749 3024 50732 2282 DNIC-AS-00749, US
30036 2601 371 286 MEDIACOM-ENTERPRISE-BUSINESS, US
396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US
209 2373 4936 410 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 6881 1730 144 UNI2-AS, ES
20940 4034 3360 194 AKAMAI-ASN1, NL
39891 4006 234 46 ALJAWWALSTC-AS, SA
8551 3994 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2890 2290 912 ROSTELECOM-AS, RU
6849 2754 355 21 UKRTELNET, UA
9009 2578 254 1332 M247, GB
34984 2244 357 633 TELLCOM-AS, TR
58224 1762 928 569 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 10795 3397 560 Uninet S.A. de C.V., MX
10620 3479 515 781 Telmex Colombia S.A., CO
11830 2406 369 64 Instituto Costarricense de Electricidad
13999 1921 314 511 Mega Cable, S.A. de C.V., MX
28573 1366 2331 269 Claro NXT Telecomunicacoes Ltda, BR
6503 1291 338 521 Axtel, S.A.B. de C.V., MX
3816 1266 693 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1085 370 21 Telefonica del Peru S.A.A., PE
11664 1013 179 460 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
24863 1607 393 21 LINKdotNET-AS, EG
24835 1546 521 31 RAYA-AS, EG
36992 1326 1519 268 ETISALAT-MISR, EG
36903 1199 545 114 MT-MPLS, MA
29571 969 66 46 ORANGE-COTE-IVOIRE, CI
36935 801 520 42 Vodafone-, EG
6713 611 1863 34 IAM-AS, MA
15399 517 52 38 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 10795 3397 560 Uninet S.A. de C.V., MX
9808 9019 8883 47 CHINAMOBILE-CN China Mobile Communicati
12479 6881 1730 144 UNI2-AS, ES
16509 6751 10386 2699 AMAZON-02, US
7545 5926 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4530 300 628 CABLEONE, US
20940 4034 3360 194 AKAMAI-ASN1, NL
39891 4006 234 46 ALJAWWALSTC-AS, SA
8551 3994 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 9019 8972 CHINAMOBILE-CN China Mobile Communications Grou
12479 6881 6737 UNI2-AS, ES
7545 5926 5233 TPG-INTERNET-AP TPG Telecom Limited, AU
16509 6751 4052 AMAZON-02, US
39891 4006 3960 ALJAWWALSTC-AS, SA
8551 3994 3955 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 4530 3902 CABLEONE, US
7155 3906 3874 VIASAT-SP-BACKBONE, US
20940 4034 3840 AKAMAI-ASN1, NL
7552 3590 3571 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
23.141.0.0/24 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
41.57.124.0/23 Origin: 37442 UNASSIGNED
41.57.124.0/23 Transit: 37204 TELONE, ZW
41.57.124.0/24 Origin: 37442 UNASSIGNED
41.57.124.0/24 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 /11:100 /12:303
/13:590 /14:1202 /15:2099 /16:13502 /17:8246 /18:13789
/19:24732 /20:43047 /21:50807 /22:107594 /23:95345 /24:528126
/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 5867 6881 UNI2-AS, ES
8151 4522 10795 Uninet S.A. de C.V., MX
8551 3457 3994 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3434 4530 CABLEONE, US
6327 3258 3448 SHAW, CA
39891 3189 4006 ALJAWWALSTC-AS, SA
7155 2995 3906 VIASAT-SP-BACKBONE, US
22773 2843 3821 ASN-CXA-ALL-CCI-22773-RDC, US
6849 2612 2754 UKRTELNET, UA
30036 2260 2601 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1946 2:1023 3:157 4:5 5:3831 6:111
7:6 8:1541 9:1 11:172 12:1642 13:341
14:2348 15:234 16:44 17:388 18:174 20:242
21:4 22:188 23:5825 24:2371 25:6 27:2621
29:19 31:2425 32:92 34:7 35:87 36:1836
37:4439 38:3332 39:719 40:152 41:3906 42:1125
43:2194 44:290 45:16020 46:4142 47:300 49:1694
50:1948 51:237 52:1450 54:384 55:852 56:8
57:59 58:1736 59:1107 60:964 61:2287 62:2531
63:1927 64:5576 65:2388 66:4835 67:2962 68:1191
69:4177 70:1314 71:680 72:3032 74:2632 75:1399
76:576 77:2248 78:1876 79:3130 80:2010 81:1646
82:1493 83:1205 84:1352 85:2923 86:736 87:1903
88:1173 89:3362 90:546 91:7606 92:2020 93:2559
94:3509 95:3841 96:1331 97:352 98:1025 99:752
100:77 101:1284 102:2220 103:29437 104:4529 105:468
106:880 107:2547 108:859 109:4325 110:1980 111:3276
112:2034 113:1473 114:1476 115:1968 116:1885 117:2421
118:2297 119:1836 120:1737 121:1015 122:2522 123:2075
124:1541 125:2044 128:1164 129:1046 130:967 131:2038
132:797 133:378 134:1932 135:299 136:892 137:861
138:2502 139:1485 140:928 141:1442 142:1321 143:1388
144:1206 145:347 146:1820 147:1503 148:2168 149:1748
150:863 151:1072 152:1862 153:461 154:3710 155:1450
156:1694 157:1271 158:1038 159:2227 160:2498 161:1311
162:3479 163:1326 164:1638 165:1641 166:760 167:1770
168:3804 169:876 170:4531 171:835 172:3290 173:3112
174:1029 175:1154 176:3609 177:4757 178:3539 179:2197
180:2367 181:3228 182:3196 183:1934 184:2344 185:19583
186:4419 187:3808 188:3978 189:3382 190:8956 191:1456
192:10978 193:8656 194:7066 195:5001 196:3028 197:2439
198:5955 199:6020 200:7509 201:5821 202:10113 203:10006
204:4508 205:3441 206:3685 207:3338 208:4005 209:4676
210:4166 211:2300 212:4019 213:3472 214:1136 215:65
216:6359 217:2638 218:1263 219:408 220:1737 221:959
222:654 223:1962
End of report