Routing Table Report 09:00 +10GMT Sat 27 Apr, 2019
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 753612
Prefixes after maximum aggregation (per Origin AS): 291858
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 362835
Total ASes present in the Internet Routing Table: 63932
Prefixes per ASN: 11.79
Origin-only ASes present in the Internet Routing Table: 54932
Origin ASes announcing only one prefix: 23705
Transit ASes present in the Internet Routing Table: 9000
Transit-only ASes present in the Internet Routing Table: 277
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 22394) 37
Prefixes from unregistered ASNs in the Routing Table: 3119
Number of instances of unregistered ASNs: 3128
Number of 32-bit ASNs allocated by the RIRs: 26729
Number of 32-bit ASNs visible in the Routing Table: 21797
Prefixes from 32-bit ASNs in the Routing Table: 95667
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 3213
Number of addresses announced to Internet: 2885432520
Equivalent to 171 /8s, 252 /16s and 52 /24s
Percentage of available address space announced: 77.9
Percentage of allocated address space announced: 77.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.2
Total number of prefixes smaller than registry allocations: 258068
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 196864
Total APNIC prefixes after maximum aggregation: 57824
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 193382
Unique aggregates announced from the APNIC address blocks: 82343
APNIC Region origin ASes present in the Internet Routing Table: 9626
APNIC Prefixes per ASN: 20.09
APNIC Region origin ASes announcing only one prefix: 2701
APNIC Region transit ASes present in the Internet Routing Table: 1434
Average APNIC Region AS path length visible: 3.3
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 4666
Number of APNIC addresses announced to Internet: 772827136
Equivalent to 46 /8s, 16 /16s and 104 /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, 131072-139577
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: 221454
Total ARIN prefixes after maximum aggregation: 104350
ARIN Deaggregation factor: 2.12
Prefixes being announced from the ARIN address blocks: 220734
Unique aggregates announced from the ARIN address blocks: 105466
ARIN Region origin ASes present in the Internet Routing Table: 18408
ARIN Prefixes per ASN: 11.99
ARIN Region origin ASes announcing only one prefix: 6838
ARIN Region transit ASes present in the Internet Routing Table: 1894
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2674
Number of ARIN addresses announced to Internet: 1078525696
Equivalent to 64 /8s, 72 /16s and 255 /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, 393216-399260
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, 45/8, 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: 214435
Total RIPE prefixes after maximum aggregation: 100658
RIPE Deaggregation factor: 2.13
Prefixes being announced from the RIPE address blocks: 210815
Unique aggregates announced from the RIPE address blocks: 120257
RIPE Region origin ASes present in the Internet Routing Table: 25996
RIPE Prefixes per ASN: 8.11
RIPE Region origin ASes announcing only one prefix: 11530
RIPE Region transit ASes present in the Internet Routing Table: 3753
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 8042
Number of RIPE addresses announced to Internet: 718928200
Equivalent to 42 /8s, 217 /16s and 249 /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
196608-210331
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: 96280
Total LACNIC prefixes after maximum aggregation: 21642
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 97668
Unique aggregates announced from the LACNIC address blocks: 42471
LACNIC Region origin ASes present in the Internet Routing Table: 8313
LACNIC Prefixes per ASN: 11.75
LACNIC Region origin ASes announcing only one prefix: 2199
LACNIC Region transit ASes present in the Internet Routing Table: 1539
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5864
Number of LACNIC addresses announced to Internet: 173683712
Equivalent to 10 /8s, 90 /16s and 52 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-270748 + 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: 21454
Total AfriNIC prefixes after maximum aggregation: 4290
AfriNIC Deaggregation factor: 5.00
Prefixes being announced from the AfriNIC address blocks: 27798
Unique aggregates announced from the AfriNIC address blocks: 9101
AfriNIC Region origin ASes present in the Internet Routing Table: 1274
AfriNIC Prefixes per ASN: 21.82
AfriNIC Region origin ASes announcing only one prefix: 437
AfriNIC Region transit ASes present in the Internet Routing Table: 251
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 551
Number of AfriNIC addresses announced to Internet: 104416256
Equivalent to 6 /8s, 57 /16s and 68 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 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 4732 546 551 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 3134 1307 54 VIETEL-AS-AP Viettel Group, VN
45899 3053 1737 111 VNPT-AS-VN VNPT Corp, VN
9829 2733 1496 551 BSNL-NIB National Internet Backbone, IN
4766 2357 11120 756 KIXS-AS-KR Korea Telecom, KR
9808 2345 8699 27 CMNET-GD Guangdong Mobile Communication
9394 2176 4898 27 CTTNET China TieTong Telecommunications
4755 2147 429 185 TATACOMM-AS TATA Communications formerl
9498 2049 427 171 BBIL-AP BHARTI Airtel Ltd., IN
23969 1764 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
11492 3645 238 584 CABLEONE - CABLE ONE, INC., US
6327 3614 1325 92 SHAW - Shaw Communications Inc., CA
22773 3399 2976 161 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2412 4891 1110 AMAZON-02 - Amazon.com, Inc., US
16625 2409 1320 1821 AKAMAI-AS - Akamai Technologies, Inc.,
7155 2239 280 25 VIASAT-SP-BACKBONE - ViaSat,Inc., US
30036 2174 356 112 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
20115 2148 2751 525 CHARTER-20115 - Charter Communications,
18566 2107 405 108 MEGAPATH5-US - MegaPath Corporation, US
5650 2086 3074 1462 FRONTIER-FRTR - Frontier Communications
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
47331 5486 827 2761 TTNET, TR
12479 5432 1629 140 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 3232 378 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2642 525 1915 AKAMAI-ASN1, US
9121 2640 1692 18 TTNET, TR
31334 2350 484 13 KABELDEUTSCHLAND-AS, DE
12389 2206 2222 641 ROSTELECOM-AS, RU
34984 2078 343 540 TELLCOM-AS, TR
13188 1605 100 47 TRIOLAN, UA
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 5701 3346 597 Uninet S.A. de C.V., MX
10620 3446 538 377 Telmex Colombia S.A., CO
11830 2694 384 34 Instituto Costarricense de Electricidad
7303 1476 1012 252 Telecom Argentina S.A., AR
28573 1314 2226 202 CLARO S.A., BR
6503 1258 433 54 Axtel, S.A.B. de C.V., MX
6147 1158 377 30 Telefonica del Peru S.A.A., PE
3816 1084 519 141 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 956 145 65 Alestra, S. de R.L. de C.V., MX
13999 952 512 241 Mega Cable, S.A. 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 1225 393 21 LINKdotNET-AS, EG
37611 896 107 9 Afrihost, ZA
24835 888 648 21 RAYA-AS, EG
36992 852 1531 68 ETISALAT-MISR, EG
36903 827 416 126 MT-MPLS, MA
8452 705 1731 19 TE-AS TE-AS, EG
29571 513 70 12 ORANGE-COTE-IVOIRE, CI
37492 470 470 57 ORANGE-, TN
15706 421 32 6 Sudatel, SD
37342 420 32 1 MOVITEL, MZ
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
65332 6074 8985 3036 -Private Use AS-, ZZ
8151 5701 3346 597 Uninet S.A. de C.V., MX
47331 5486 827 2761 TTNET, TR
12479 5432 1629 140 UNI2-AS, ES
7545 4732 546 551 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 203 20 ALJAWWALSTC-AS, SA
11492 3645 238 584 CABLEONE - CABLE ONE, INC., US
6327 3614 1325 92 SHAW - Shaw Communications Inc., CA
10620 3446 538 377 Telmex Colombia S.A., CO
22773 3399 2976 161 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
12479 5432 5292 UNI2-AS, ES
8151 5701 5104 Uninet S.A. de C.V., MX
7545 4732 4181 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
6327 3614 3522 SHAW - Shaw Communications Inc., CA
22773 3399 3238 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 3232 3187 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7552 3134 3080 VIETEL-AS-AP Viettel Group, VN
10620 3446 3069 Telmex Colombia S.A., CO
11492 3645 3061 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/singapore/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 0.0.0.0/8 0 UNKNOWN
65535 UNALLOCATED 1.6.6.0/24 9583 SIFY-AS-IN Sify Limited, IN
65332 PRIVATE 10.0.0.0/8 0 UNKNOWN
64550 PRIVATE 20.139.93.0/24 17916 CSC-IGN-AUNZ-AP Computer Scien
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65332 PRIVATE 41.62.0.0/16 0 UNKNOWN
65332 PRIVATE 41.67.64.0/20 0 UNKNOWN
65332 PRIVATE 41.67.88.0/21 0 UNKNOWN
65332 PRIVATE 41.67.96.0/19 0 UNKNOWN
65332 PRIVATE 41.73.16.0/20 0 UNKNOWN
Complete listing at http://thyme.rand.apnic.net/singapore/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 65332 -Private Use AS-, ZZ
10.0.0.0/8 65332 -Private Use AS-, ZZ
100.64.0.0/10 65332 -Private Use AS-, ZZ
169.254.0.0/16 65332 -Private Use AS-, ZZ
172.16.0.0/12 65332 -Private Use AS-, ZZ
192.0.0.0/24 65332 -Private Use AS-, ZZ
192.168.0.0/16 65332 -Private Use AS-, ZZ
198.18.0.0/15 65332 -Private Use AS-, ZZ
198.51.100.0/24 65332 -Private Use AS-, ZZ
203.0.113.0/24 65332 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/singapore/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
27.126.156.0/23 55827 UNKNOWN
27.126.156.0/22 55827 UNKNOWN
27.126.158.0/23 55827 UNKNOWN
41.62.0.0/16 65332 PRIVATE ASN
41.67.64.0/20 65332 PRIVATE ASN
41.67.88.0/21 65332 PRIVATE ASN
41.67.96.0/19 65332 PRIVATE ASN
41.73.16.0/20 65332 PRIVATE ASN
41.74.96.0/20 65332 PRIVATE ASN
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 /8:14 /9:10 /10:37 /11:104 /12:295
/13:571 /14:1139 /15:1933 /16:13324 /17:7907 /18:13792
/19:25314 /20:38932 /21:46507 /22:93494 /23:76986 /24:431935
/25:31 /26:18 /27:21 /28:69 /29:206 /30:946
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 4652 5486 TTNET, TR
12479 4356 5432 UNI2-AS, ES
6327 3390 3614 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
11492 2854 3645 CABLEONE - CABLE ONE, INC., US
8551 2686 3232 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2634 3399 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
31334 2305 2350 KABELDEUTSCHLAND-AS, DE
11830 2041 2694 Instituto Costarricense de Electricidad y Telec
9121 2017 2640 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1604 2:983 3:6 4:17 5:3123 6:45
7:1 8:1267 9:1 12:1804 13:334 14:1975
15:36 16:4 17:252 18:58 20:50 23:2670
24:2495 25:2 27:2491 31:2689 32:90 35:36
36:853 37:3035 38:1730 39:297 40:121 41:3293
42:766 43:2014 44:150 45:7370 46:3260 47:262
49:1363 50:1106 51:322 52:1015 54:283 55:702
56:6 57:49 58:1691 59:992 60:501 61:2119
62:2128 63:1834 64:4940 65:2225 66:4821 67:2759
68:1179 69:3526 70:1335 71:616 72:2518 74:2740
75:693 76:543 77:2551 78:3292 79:2289 80:1807
81:1633 82:1135 83:934 84:1123 85:2786 86:521
87:1545 88:2424 89:2594 90:216 91:6876 92:1376
93:2473 94:2511 95:4113 96:939 97:341 98:956
99:508 100:71 101:1222 102:545 103:20984 104:3548
105:256 106:779 107:1786 108:682 109:3724 110:1645
111:1934 112:1476 113:1351 114:1130 115:1745 116:1719
117:1990 118:2222 119:1604 120:986 121:986 122:2350
123:1635 124:1468 125:1911 128:1187 129:825 130:513
131:1799 132:787 133:222 134:1078 135:241 136:572
137:746 138:2057 139:861 140:539 141:875 142:790
143:1044 144:888 145:495 146:1241 147:824 148:1706
149:830 150:786 151:1013 152:1051 153:335 154:2898
155:916 156:1635 157:961 158:656 159:1943 160:1609
161:928 162:2729 163:803 164:1202 165:1585 166:424
167:1380 168:3260 169:872 170:4114 171:579 172:1259
173:2205 174:1037 175:905 176:2320 177:4150 178:2693
179:1396 180:2094 181:2424 182:2635 183:1045 184:1709
185:15021 186:3672 187:2451 188:3389 189:1979 190:8278
191:1599 192:10119 193:7349 194:5919 195:4259 196:3159
197:1780 198:5848 199:5973 200:7114 201:5087 202:10109
203:10030 204:4509 205:3035 206:3126 207:3181 208:3963
209:4235 210:3628 211:1881 212:3138 213:2941 214:1107
215:55 216:5908 217:2235 218:858 219:416 220:1860
221:965 222:836 223:1370
End of report