IPv4 Routing Table Report 09:00 +10GMT Tue 31 May, 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: 883688
Prefixes after maximum aggregation (per Origin AS): 336176
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 432957
Number of IPv4 prefixes with a valid ROA: 327458
Number of IPv4 prefixes with an invalid ROA: 1183
Number of IPv4 prefixes with no ROA: 555047
Total ASes present in the Internet Routing Table: 72985
Prefixes per ASN: 12.11
Origin-only ASes present in the Internet Routing Table: 62667
Origin ASes announcing only one prefix: 25716
Transit ASes present in the Internet Routing Table: 10318
Transit-only ASes present in the Internet Routing Table: 385
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 67
Max AS path prepend of ASN ( 37447) 64
Prefixes from unregistered ASNs in the Routing Table: 899
Number of instances of unregistered ASNs: 903
Number of 32-bit ASNs allocated by the RIRs: 39500
Number of 32-bit ASNs visible in the Routing Table: 32678
Prefixes from 32-bit ASNs in the Routing Table: 153931
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 505
Number of addresses announced to Internet: 3064967680
Equivalent to 182 /8s, 175 /16s and 178 /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: 99.6
Total number of prefixes smaller than registry allocations: 297300
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 228931
Total APNIC prefixes after maximum aggregation: 66257
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 224167
Unique aggregates announced from the APNIC address blocks: 94962
APNIC Region origin ASes present in the Internet Routing Table: 12589
APNIC Prefixes per ASN: 17.81
APNIC Region origin ASes announcing only one prefix: 3599
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: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 7861
Number of APNIC addresses announced to Internet: 773313792
Equivalent to 46 /8s, 23 /16s and 213 /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: 261161
Total ARIN prefixes after maximum aggregation: 119999
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 261020
Unique aggregates announced from the ARIN address blocks: 126172
ARIN Region origin ASes present in the Internet Routing Table: 18969
ARIN Prefixes per ASN: 13.76
ARIN Region origin ASes announcing only one prefix: 6915
ARIN Region transit ASes present in the Internet Routing Table: 1868
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 36
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4490
Number of ARIN addresses announced to Internet: 1293275648
Equivalent to 77 /8s, 21 /16s and 210 /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: 250065
Total RIPE prefixes after maximum aggregation: 116412
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 247524
Unique aggregates announced from the RIPE address blocks: 151064
RIPE Region origin ASes present in the Internet Routing Table: 28089
RIPE Prefixes per ASN: 8.81
RIPE Region origin ASes announcing only one prefix: 11992
RIPE Region transit ASes present in the Internet Routing Table: 4003
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10694
Number of RIPE addresses announced to Internet: 713949440
Equivalent to 42 /8s, 142 /16s and 1 /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: 114635
Total LACNIC prefixes after maximum aggregation: 27383
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 114457
Unique aggregates announced from the LACNIC address blocks: 48644
LACNIC Region origin ASes present in the Internet Routing Table: 10950
LACNIC Prefixes per ASN: 10.45
LACNIC Region origin ASes announcing only one prefix: 2644
LACNIC Region transit ASes present in the Internet Routing Table: 2212
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8668
Number of LACNIC addresses announced to Internet: 176458496
Equivalent to 10 /8s, 132 /16s and 139 /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: 27997
Total AfriNIC prefixes after maximum aggregation: 5460
AfriNIC Deaggregation factor: 5.13
Prefixes being announced from the AfriNIC address blocks: 36015
Unique aggregates announced from the AfriNIC address blocks: 11697
AfriNIC Region origin ASes present in the Internet Routing Table: 1637
AfriNIC Prefixes per ASN: 22.00
AfriNIC Region origin ASes announcing only one prefix: 566
AfriNIC Region transit ASes present in the Internet Routing Table: 331
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 67
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 965
Number of AfriNIC addresses announced to Internet: 107682304
Equivalent to 6 /8s, 107 /16s and 26 /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 9190 8879 35 CHINAMOBILE-CN China Mobile Communicati
7545 5928 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3492 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3428 1880 56 VNPT-AS-VN VNPT Corp, VN
9498 2410 499 236 BBIL-AP BHARTI Airtel Ltd., IN
4766 2250 11119 595 KIXS-AS-KR Korea Telecom, KR
45090 2134 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2123 425 214 TATACOMM-AS TATA Communications formerl
24560 2053 853 384 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 6509 10364 2825 AMAZON-02, US
11492 4515 299 659 CABLEONE, US
22773 3915 3070 362 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 VIASAT-SP-BACKBONE, US
16625 3531 1818 2526 AKAMAI-AS, US
6327 3441 1319 64 SHAW, CA
749 2867 50793 2125 DNIC-AS-00749, US
30036 2624 374 163 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2444 4961 418 CENTURYLINK-US-LEGACY-QWEST, US
20115 2248 3050 492 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 6830 1730 150 UNI2-AS, ES
8551 3979 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3961 3360 193 AKAMAI-ASN1, NL
39891 3822 221 36 ALJAWWALSTC-AS, SA
12389 2896 2273 906 ROSTELECOM-AS, RU
6849 2874 355 21 UKRTELNET, UA
9009 2474 246 1279 M247, GB
34984 2240 357 631 TELLCOM-AS, TR
58224 1826 935 606 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 10664 3404 555 Uninet S.A. de C.V., MX
10620 3483 519 736 Telmex Colombia S.A., CO
11830 2438 369 63 Instituto Costarricense de Electricidad
13999 1835 303 473 Mega Cable, S.A. de C.V., MX
6503 1450 355 528 Axtel, S.A.B. de C.V., MX
28573 1366 2333 255 CLARO S.A., BR
3816 1256 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1077 369 21 Telefonica del Peru S.A.A., PE
11664 1025 192 445 Techtel LMDS Comunicaciones Interactiva
11172 958 133 61 Alestra, S. de R.L. de C.V., MX
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 1655 393 21 LINKdotNET-AS, EG
24835 1472 519 32 RAYA-AS, EG
36992 1314 1519 263 ETISALAT-MISR, EG
36903 1199 545 114 MT-MPLS, MA
29571 956 65 64 ORANGE-COTE-IVOIRE, CI
36935 775 520 42 Vodafone-, EG
6713 612 1863 34 IAM-AS, MA
15399 513 51 34 WANANCHI-, KE
37342 464 32 1 MOVITEL, MZ
23889 420 232 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 10664 3404 555 Uninet S.A. de C.V., MX
9808 9190 8879 35 CHINAMOBILE-CN China Mobile Communicati
12479 6830 1730 150 UNI2-AS, ES
16509 6509 10364 2825 AMAZON-02, US
7545 5928 789 694 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4515 299 659 CABLEONE, US
8551 3979 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3961 3360 193 AKAMAI-ASN1, NL
22773 3915 3070 362 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 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 9190 9155 CHINAMOBILE-CN China Mobile Communications Grou
12479 6830 6680 UNI2-AS, ES
7545 5928 5234 TPG-INTERNET-AP TPG Telecom Limited, AU
8551 3979 3940 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3901 3870 VIASAT-SP-BACKBONE, US
11492 4515 3856 CABLEONE, US
39891 3822 3786 ALJAWWALSTC-AS, SA
20940 3961 3768 AKAMAI-ASN1, NL
16509 6509 3684 AMAZON-02, US
22773 3915 3553 ASN-CXA-ALL-CCI-22773-RDC, 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
398083 UNALLOCATED 5.133.124.0/24 399587 UT, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US
17033 UNALLOCATED 8.48.225.0/24 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
23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US
23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG
23.185.16.0/24 Origin: 399244 BLOOM-HOST, US
23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US
23.185.17.0/24 Origin: 399244 BLOOM-HOST, US
23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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
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 /10:40 /11:99 /12:301
/13:587 /14:1199 /15:2089 /16:13485 /17:8229 /18:13738
/19:24816 /20:42661 /21:50756 /22:107147 /23:94705 /24:523801
/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 5803 6830 UNI2-AS, ES
8151 4384 10664 Uninet S.A. de C.V., MX
8551 3445 3979 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3418 4515 CABLEONE, US
6327 3250 3441 SHAW, CA
39891 3134 3822 ALJAWWALSTC-AS, SA
7155 2991 3901 VIASAT-SP-BACKBONE, US
22773 2918 3915 ASN-CXA-ALL-CCI-22773-RDC, US
6849 2730 2874 UKRTELNET, UA
30036 2281 2624 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1912 2:1018 3:156 4:6 5:3797 6:104
7:5 8:1527 9:1 11:172 12:1705 13:295
14:2373 15:202 16:42 17:383 18:164 20:212
21:4 22:188 23:5648 24:2311 25:6 27:2599
29:19 31:2434 32:92 34:4 35:82 36:1803
37:4454 38:2904 39:706 40:152 41:3955 42:1112
43:2175 44:290 45:16039 46:4123 47:297 49:1672
50:2167 51:108 52:1435 54:373 55:751 56:8
57:59 58:1690 59:1110 60:956 61:2256 62:2526
63:1936 64:5513 65:2335 66:4826 67:2973 68:1192
69:4160 70:1330 71:684 72:3054 74:2646 75:1392
76:586 77:2164 78:1848 79:3108 80:2000 81:1605
82:1494 83:1205 84:1348 85:2924 86:711 87:1969
88:1124 89:3312 90:534 91:7601 92:2010 93:2585
94:3494 95:3897 96:1308 97:349 98:999 99:737
100:77 101:1272 102:2094 103:29024 104:4420 105:458
106:876 107:2520 108:833 109:4259 110:2021 111:3265
112:2031 113:1473 114:1478 115:1977 116:1893 117:2507
118:2321 119:1855 120:1664 121:1021 122:2545 123:2092
124:1529 125:2059 128:1187 129:1083 130:967 131:2043
132:792 133:378 134:1897 135:290 136:882 137:856
138:2427 139:1505 140:856 141:1425 142:1284 143:1439
144:1202 145:347 146:1800 147:1466 148:2221 149:1725
150:846 151:1078 152:1845 153:460 154:3463 155:1421
156:1750 157:1242 158:1046 159:2210 160:2527 161:1276
162:3458 163:1267 164:1649 165:1618 166:718 167:1735
168:3759 169:839 170:4473 171:828 172:3188 173:3108
174:1024 175:1134 176:3585 177:4655 178:3549 179:2036
180:2322 181:2984 182:3206 183:1952 184:2370 185:19522
186:4256 187:3786 188:3875 189:3281 190:8871 191:1314
192:10992 193:8606 194:7010 195:4932 196:2987 197:2378
198:5943 199:6027 200:7481 201:5725 202:10099 203:9991
204:4537 205:3423 206:3682 207:3338 208:4004 209:4641
210:4092 211:2347 212:3997 213:3414 214:1150 215:67
216:6453 217:2670 218:1270 219:406 220:1675 221:978
222:670 223:2119
End of report