Routing Table Report 09:00 +10GMT Mon 30 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 689815
Prefixes after maximum aggregation (per Origin AS): 267595
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 335611
Total ASes present in the Internet Routing Table: 60515
Prefixes per ASN: 11.40
Origin-only ASes present in the Internet Routing Table: 52213
Origin ASes announcing only one prefix: 22955
Transit ASes present in the Internet Routing Table: 8302
Transit-only ASes present in the Internet Routing Table: 261
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 35
Max AS path prepend of ASN ( 30873) 34
Prefixes from unregistered ASNs in the Routing Table: 109
Number of instances of unregistered ASNs: 109
Number of 32-bit ASNs allocated by the RIRs: 22383
Number of 32-bit ASNs visible in the Routing Table: 18042
Prefixes from 32-bit ASNs in the Routing Table: 75124
Number of bogon 32-bit ASNs visible in the Routing Table: 23
Special use prefixes present in the Routing Table: 9
Prefixes being announced from unallocated address space: 309
Number of addresses announced to Internet: 2879779328
Equivalent to 171 /8s, 165 /16s and 242 /24s
Percentage of available address space announced: 77.8
Percentage of allocated address space announced: 77.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 229887
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 183624
Total APNIC prefixes after maximum aggregation: 53192
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 183736
Unique aggregates announced from the APNIC address blocks: 77233
APNIC Region origin ASes present in the Internet Routing Table: 8743
APNIC Prefixes per ASN: 21.02
APNIC Region origin ASes announcing only one prefix: 2473
APNIC Region transit ASes present in the Internet Routing Table: 1307
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3734
Number of APNIC addresses announced to Internet: 766150656
Equivalent to 45 /8s, 170 /16s and 136 /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, 131072-137529
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: 206614
Total ARIN prefixes after maximum aggregation: 98917
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 207547
Unique aggregates announced from the ARIN address blocks: 98509
ARIN Region origin ASes present in the Internet Routing Table: 18127
ARIN Prefixes per ASN: 11.45
ARIN Region origin ASes announcing only one prefix: 6730
ARIN Region transit ASes present in the Internet Routing Table: 1809
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2340
Number of ARIN addresses announced to Internet: 1104503808
Equivalent to 65 /8s, 213 /16s and 100 /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, 393216-397212
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: 189938
Total RIPE prefixes after maximum aggregation: 91641
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 185838
Unique aggregates announced from the RIPE address blocks: 110991
RIPE Region origin ASes present in the Internet Routing Table: 25137
RIPE Prefixes per ASN: 7.39
RIPE Region origin ASes announcing only one prefix: 11411
RIPE Region transit ASes present in the Internet Routing Table: 3527
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6936
Number of RIPE addresses announced to Internet: 715791872
Equivalent to 42 /8s, 170 /16s and 30 /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
196608-207259
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: 89659
Total LACNIC prefixes after maximum aggregation: 19777
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 91080
Unique aggregates announced from the LACNIC address blocks: 40943
LACNIC Region origin ASes present in the Internet Routing Table: 7072
LACNIC Prefixes per ASN: 12.88
LACNIC Region origin ASes announcing only one prefix: 1959
LACNIC Region transit ASes present in the Internet Routing Table: 1313
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4616
Number of LACNIC addresses announced to Internet: 172718848
Equivalent to 10 /8s, 75 /16s and 123 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 18613
Total AfriNIC prefixes after maximum aggregation: 3972
AfriNIC Deaggregation factor: 4.69
Prefixes being announced from the AfriNIC address blocks: 21304
Unique aggregates announced from the AfriNIC address blocks: 7671
AfriNIC Region origin ASes present in the Internet Routing Table: 1141
AfriNIC Prefixes per ASN: 18.67
AfriNIC Region origin ASes announcing only one prefix: 381
AfriNIC Region transit ASes present in the Internet Routing Table: 230
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 416
Number of AfriNIC addresses announced to Internet: 97947136
Equivalent to 5 /8s, 214 /16s and 142 /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 4389 415 430 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2811 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2767 1155 69 VIETEL-AS-AP Viettel Group, VN
9394 2630 4923 27 CTTNET China TieTong Telecommunications
45899 2572 1580 108 VNPT-AS-VN VNPT Corp, VN
4766 2464 11134 776 KIXS-AS-KR Korea Telecom, KR
17974 2287 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2175 8699 33 CMNET-GD Guangdong Mobile Communication
4755 2096 417 203 TATACOMM-AS TATA Communications formerl
9498 1795 377 150 BBIL-AP BHARTI Airtel Ltd., IN
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
6327 3380 1323 84 SHAW - Shaw Communications Inc., CA
22773 3286 2985 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2168 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2097 2499 453 CHARTER-NET-HKY-NC - Charter Communicat
16509 2075 4446 645 AMAZON-02 - Amazon.com, Inc., US
209 1966 5068 604 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1963 338 177 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1872 232 540 CABLEONE - CABLE ONE, INC., US
16625 1761 862 1257 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1702 20213 1256 ATT-INTERNET4 - AT&T Services, Inc., 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 4088 1516 505 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
20940 2671 726 1961 AKAMAI-ASN1, US
8551 2075 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2019 334 485 TELLCOM-AS, TR
12389 2006 1876 707 ROSTELECOM-AS, RU
9121 1977 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1233 544 14 CORBINA-AS OJSC "Vimpelcom", RU
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 4429 3385 582 Uninet S.A. de C.V., MX
10620 3591 542 244 Telmex Colombia S.A., CO
11830 2645 369 86 Instituto Costarricense de Electricidad
6503 1612 437 54 Axtel, S.A.B. de C.V., MX
7303 1518 1024 194 Telecom Argentina S.A., AR
28573 1033 2251 184 CLARO S.A., BR
3816 1006 505 121 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 992 377 31 Telefonica del Peru S.A.A., PE
11172 927 126 85 Alestra, S. de R.L. de C.V., MX
18881 909 1074 29 TELEFÔNICA BRASIL S.A, BR
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 1171 396 45 LINKdotNET-AS, EG
37611 830 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
8452 672 1730 18 TE-AS TE-AS, EG
36992 666 1412 42 ETISALAT-MISR, EG
24835 597 850 15 RAYA-AS, EG
29571 474 68 12 ORANGE-COTE-IVOIRE, CI
37492 452 376 81 ORANGE-, TN
23889 362 103 14 MauritiusTelecom, MU
37342 361 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
8151 4429 3385 582 Uninet S.A. de C.V., MX
7545 4389 415 430 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4088 1516 505 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3591 542 244 Telmex Colombia S.A., CO
6327 3380 1323 84 SHAW - Shaw Communications Inc., CA
22773 3286 2985 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2811 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2767 1155 69 VIETEL-AS-AP Viettel Group, VN
20940 2671 726 1961 AKAMAI-ASN1, US
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 4389 3959 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4088 3583 UNI2-AS, ES
10620 3591 3347 Telmex Colombia S.A., CO
6327 3380 3296 SHAW - Shaw Communications Inc., CA
22773 3286 3142 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2767 2698 VIETEL-AS-AP Viettel Group, VN
9394 2630 2603 CTTNET China TieTong Telecommunications Corpora
11830 2645 2559 Instituto Costarricense de Electricidad y Telec
45899 2572 2464 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/singapore/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65535 UNALLOCATED 1.6.6.0/24 9583 SIFY-AS-IN Sify Limited, IN
65333 PRIVATE 10.0.0.0/8 0 UNKNOWN
64550 PRIVATE 20.139.93.0/24 17916 CSC-IGN-AUNZ-AP Computer Scien
65001 PRIVATE 27.109.71.0/24 45754 CLEARPATH-AS-AP Clear Path Net
65001 PRIVATE 27.109.72.0/24 45754 CLEARPATH-AS-AP Clear Path Net
65002 PRIVATE 27.109.73.0/24 45754 CLEARPATH-AS-AP Clear Path Net
65002 PRIVATE 27.109.74.0/24 45754 CLEARPATH-AS-AP Clear Path Net
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
138811 UNALLOCATED 45.120.50.0/23 58271 VSERVER-AS, UA
138811 UNALLOCATED 45.123.210.0/23 58271 VSERVER-AS, UA
Complete listing at http://thyme.rand.apnic.net/singapore/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 -Private Use AS-, ZZ
100.64.0.0/10 65333 -Private Use AS-, ZZ
169.254.0.0/16 65333 -Private Use AS-, ZZ
172.16.0.0/12 65333 -Private Use AS-, ZZ
192.0.0.0/24 65333 -Private Use AS-, ZZ
192.168.0.0/16 0 UNKNOWN
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
203.0.113.0/24 65333 -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
41.76.136.0/24 37500 -Reserved AS-, ZZ
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.138.0/24 37500 -Reserved AS-, ZZ
41.76.139.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.76.141.0/24 37500 -Reserved AS-, ZZ
41.76.142.0/24 37500 -Reserved AS-, ZZ
41.76.143.0/24 37500 -Reserved AS-, ZZ
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 /8:15 /9:11 /10:37 /11:98 /12:285
/13:563 /14:1098 /15:1898 /16:13371 /17:7769 /18:13436
/19:24805 /20:38116 /21:44543 /22:86176 /23:69605 /24:386750
/25:7 /26:5 /27:8 /28:79 /29:222 /30:872
/31:0 /32:46
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3169 3380 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
12479 2830 4088 UNI2-AS, ES
22773 2545 3286 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2168 MEGAPATH5-US - MegaPath Corporation, US
11830 1993 2645 Instituto Costarricense de Electricidad y Telec
30036 1715 1963 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11492 1615 1872 CABLEONE - CABLE ONE, INC., US
10620 1601 3591 Telmex Colombia S.A., CO
8551 1538 2075 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
Complete listing at http://thyme.rand.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1592 2:838 4:19 5:2811 6:65 7:1
8:1116 9:1 12:1868 13:185 14:1736 15:30
16:3 17:204 18:67 20:48 21:4 23:2621
24:2165 25:2 27:2283 31:1972 32:67 35:27
36:501 37:2802 38:1438 39:256 40:119 41:3109
42:585 43:1951 44:110 45:4322 46:3026 47:204
49:1320 50:1053 51:304 52:1019 54:372 55:4
56:12 57:40 58:1473 59:917 60:430 61:2167
62:1822 63:1789 64:4917 65:2205 66:4627 67:2363
68:1141 69:3188 70:1147 71:561 72:2116 74:2709
75:414 76:439 77:1549 78:1700 79:1852 80:1503
81:1409 82:1079 83:777 84:1029 85:2061 86:590
87:1301 88:938 89:2325 90:206 91:6361 92:1165
93:2365 94:2383 95:2807 96:663 97:358 98:945
99:133 100:81 101:1342 102:41 103:17685 104:3572
105:232 106:656 107:1833 108:705 109:2723 110:1593
111:1781 112:1308 113:1257 114:1109 115:1646 116:1613
117:1878 118:2194 119:1668 120:980 121:999 122:2441
123:1814 124:1420 125:1833 128:948 129:639 130:436
131:1587 132:661 133:193 134:1008 135:224 136:460
137:492 138:1925 139:602 140:363 141:692 142:802
143:983 144:790 145:461 146:1185 147:761 148:1586
149:705 150:735 151:1059 152:757 153:310 154:1058
155:762 156:929 157:781 158:642 159:1636 160:927
161:753 162:2549 163:539 164:1048 165:1573 166:425
167:1391 168:3090 169:797 170:3681 171:434 172:1084
173:1980 174:884 175:760 176:1877 177:3981 178:2433
179:1207 180:2244 181:2196 182:2474 183:1151 184:956
185:13408 186:3615 187:2373 188:2763 189:2003 190:8096
191:1465 192:9789 193:5880 194:4772 195:3947 196:2534
197:1456 198:5475 199:5878 200:7384 201:4985 202:9883
203:10152 204:4515 205:2881 206:3010 207:3156 208:3973
209:3927 210:3537 211:1859 212:2978 213:2735 214:948
215:61 216:5919 217:2129 218:849 219:399 220:1757
221:993 222:829 223:1231
End of report