Routing Table Report 09:00 +10GMT Tue 03 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 683416
Prefixes after maximum aggregation (per Origin AS): 265789
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 332967
Total ASes present in the Internet Routing Table: 60175
Prefixes per ASN: 11.36
Origin-only ASes present in the Internet Routing Table: 51910
Origin ASes announcing only one prefix: 22800
Transit ASes present in the Internet Routing Table: 8265
Transit-only ASes present in the Internet Routing Table: 257
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 63
Max AS path prepend of ASN ( 56262) 61
Prefixes from unregistered ASNs in the Routing Table: 75
Number of instances of unregistered ASNs: 75
Number of 32-bit ASNs allocated by the RIRs: 22018
Number of 32-bit ASNs visible in the Routing Table: 17714
Prefixes from 32-bit ASNs in the Routing Table: 73734
Number of bogon 32-bit ASNs visible in the Routing Table: 18
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 274
Number of addresses announced to Internet: 2855445248
Equivalent to 170 /8s, 50 /16s and 163 /24s
Percentage of available address space announced: 77.1
Percentage of allocated address space announced: 77.1
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: 228406
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 181331
Total APNIC prefixes after maximum aggregation: 52583
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 181584
Unique aggregates announced from the APNIC address blocks: 76650
APNIC Region origin ASes present in the Internet Routing Table: 8666
APNIC Prefixes per ASN: 20.95
APNIC Region origin ASes announcing only one prefix: 2458
APNIC Region transit ASes present in the Internet Routing Table: 1291
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 63
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3658
Number of APNIC addresses announced to Internet: 766232832
Equivalent to 45 /8s, 171 /16s and 201 /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: 205097
Total ARIN prefixes after maximum aggregation: 98396
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 205774
Unique aggregates announced from the ARIN address blocks: 97640
ARIN Region origin ASes present in the Internet Routing Table: 18107
ARIN Prefixes per ASN: 11.36
ARIN Region origin ASes announcing only one prefix: 6726
ARIN Region transit ASes present in the Internet Routing Table: 1814
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2332
Number of ARIN addresses announced to Internet: 1104075776
Equivalent to 65 /8s, 206 /16s and 220 /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: 188141
Total RIPE prefixes after maximum aggregation: 91185
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 184413
Unique aggregates announced from the RIPE address blocks: 110239
RIPE Region origin ASes present in the Internet Routing Table: 25032
RIPE Prefixes per ASN: 7.37
RIPE Region origin ASes announcing only one prefix: 11349
RIPE Region transit ASes present in the Internet Routing Table: 3517
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: 6830
Number of RIPE addresses announced to Internet: 715878656
Equivalent to 42 /8s, 171 /16s and 113 /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: 89010
Total LACNIC prefixes after maximum aggregation: 19580
LACNIC Deaggregation factor: 4.55
Prefixes being announced from the LACNIC address blocks: 90416
Unique aggregates announced from the LACNIC address blocks: 40658
LACNIC Region origin ASes present in the Internet Routing Table: 6953
LACNIC Prefixes per ASN: 13.00
LACNIC Region origin ASes announcing only one prefix: 1894
LACNIC Region transit ASes present in the Internet Routing Table: 1297
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: 4491
Number of LACNIC addresses announced to Internet: 172365312
Equivalent to 10 /8s, 70 /16s and 22 /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: 18493
Total AfriNIC prefixes after maximum aggregation: 3986
AfriNIC Deaggregation factor: 4.64
Prefixes being announced from the AfriNIC address blocks: 20955
Unique aggregates announced from the AfriNIC address blocks: 7555
AfriNIC Region origin ASes present in the Internet Routing Table: 1127
AfriNIC Prefixes per ASN: 18.59
AfriNIC Region origin ASes announcing only one prefix: 372
AfriNIC Region transit ASes present in the Internet Routing Table: 225
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: 403
Number of AfriNIC addresses announced to Internet: 96454400
Equivalent to 5 /8s, 191 /16s and 199 /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 3391 405 401 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2806 1499 544 BSNL-NIB National Internet Backbone, IN
7552 2698 1158 60 VIETEL-AS-AP Viettel Group, VN
45899 2635 1576 107 VNPT-AS-VN VNPT Corp, VN
9394 2630 4923 30 CTTNET China TieTong Telecommunications
4766 2413 11131 766 KIXS-AS-KR Korea Telecom, KR
17974 2316 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2162 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2083 417 213 TATACOMM-AS TATA Communications formerl
9498 1778 375 147 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 3355 1323 85 SHAW - Shaw Communications Inc., CA
22773 3287 2988 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2167 405 108 MEGAPATH5-US - MegaPath Corporation, US
20115 2092 2484 447 CHARTER-NET-HKY-NC - Charter Communicat
16509 2019 4376 628 AMAZON-02 - Amazon.com, Inc., US
30036 1948 341 182 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1918 5068 604 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
11492 1778 228 556 CABLEONE - CABLE ONE, INC., US
7018 1702 20205 1254 ATT-INTERNET4 - AT&T Services, Inc., US
16625 1692 823 1210 AKAMAI-AS - Akamai Technologies, Inc.,
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 3978 1506 520 UNI2-AS, ES
39891 3522 203 20 ALJAWWALSTC-AS, SA
20940 2751 778 2008 AKAMAI-ASN1, US
8551 2105 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2013 334 480 TELLCOM-AS, TR
12389 2010 1859 706 ROSTELECOM-AS, RU
9121 1955 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1223 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 4313 3385 572 Uninet S.A. de C.V., MX
10620 3599 540 261 Telmex Colombia S.A., CO
11830 2639 369 85 Instituto Costarricense de Electricidad
6503 1629 437 54 Axtel, S.A.B. de C.V., MX
7303 1510 1022 193 Telecom Argentina S.A., AR
28573 1033 2253 175 CLARO S.A., BR
6147 1014 377 27 Telefonica del Peru S.A.A., PE
3816 1002 504 119 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 927 126 84 Alestra, S. de R.L. de C.V., MX
18881 908 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 1144 396 44 LINKdotNET-AS, EG
37611 821 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
36992 708 1396 40 ETISALAT-MISR, EG
24835 637 850 15 RAYA-AS, EG
8452 636 1730 18 TE-AS TE-AS, EG
29571 467 68 12 ORANGE-COTE-IVOIRE, CI
37492 450 376 81 ORANGE-, TN
15399 362 35 7 WANANCHI-, KE
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 4313 3385 572 Uninet S.A. de C.V., MX
12479 3978 1506 520 UNI2-AS, ES
10620 3599 540 261 Telmex Colombia S.A., CO
39891 3522 203 20 ALJAWWALSTC-AS, SA
7545 3391 405 401 TPG-INTERNET-AP TPG Telecom Limited, AU
6327 3355 1323 85 SHAW - Shaw Communications Inc., CA
22773 3287 2988 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2806 1499 544 BSNL-NIB National Internet Backbone, IN
20940 2751 778 2008 AKAMAI-ASN1, US
7552 2698 1158 60 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/singapore/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
39891 3522 3502 ALJAWWALSTC-AS, SA
12479 3978 3458 UNI2-AS, ES
10620 3599 3338 Telmex Colombia S.A., CO
6327 3355 3270 SHAW - Shaw Communications Inc., CA
22773 3287 3137 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3391 2990 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2698 2638 VIETEL-AS-AP Viettel Group, VN
9394 2630 2600 CTTNET China TieTong Telecommunications Corpora
11830 2639 2554 Instituto Costarricense de Electricidad y Telec
45899 2635 2528 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
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
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
Complete listing at http://thyme.rand.apnic.net/singapore/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.168.0.0/16 0 UNKNOWN
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 /8:14 /9:11 /10:36 /11:98 /12:284
/13:561 /14:1097 /15:1898 /16:13331 /17:7712 /18:13433
/19:24764 /20:37935 /21:44485 /22:85227 /23:68351 /24:382929
/25:7 /26:5 /27:8 /28:84 /29:227 /30:871
/31:0 /32:48
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3147 3355 SHAW - Shaw Communications Inc., CA
39891 2946 3522 ALJAWWALSTC-AS, SA
12479 2724 3978 UNI2-AS, ES
22773 2540 3287 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2167 MEGAPATH5-US - MegaPath Corporation, US
11830 1987 2639 Instituto Costarricense de Electricidad y Telec
30036 1699 1948 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1603 3599 Telmex Colombia S.A., CO
8551 1568 2105 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 1549 1778 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/singapore/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1583 2:823 4:19 5:2816 6:59 7:1
8:1116 9:1 12:1878 13:183 14:1730 15:29
16:3 17:196 18:67 20:48 21:4 23:2538
24:2152 25:2 27:2246 31:1969 32:69 35:26
36:497 37:2783 38:1441 39:252 40:120 41:3008
42:615 43:1952 44:103 45:4029 46:3036 47:203
49:1302 50:1051 51:49 52:985 54:369 55:4
56:12 57:40 58:1448 59:935 60:420 61:2118
62:1810 63:1798 64:4730 65:2215 66:4586 67:2357
68:1147 69:3195 70:1142 71:559 72:2110 74:2704
75:411 76:426 77:1553 78:1692 79:1892 80:1485
81:1424 82:1081 83:785 84:1018 85:2078 86:590
87:1312 88:931 89:2318 90:201 91:6304 92:1170
93:2378 94:2400 95:2739 96:657 97:356 98:932
99:133 100:80 101:1329 102:41 103:17422 104:3259
105:225 106:644 107:1757 108:705 109:2693 110:1568
111:1785 112:1306 113:1335 114:1102 115:1662 116:1614
117:1850 118:2167 119:1672 120:964 121:998 122:2452
123:1797 124:1404 125:1840 128:926 129:628 130:431
131:1590 132:670 133:196 134:995 135:228 136:449
137:498 138:1929 139:572 140:359 141:685 142:782
143:953 144:802 145:456 146:1163 147:745 148:1556
149:716 150:717 151:1052 152:752 153:310 154:1024
155:753 156:855 157:780 158:625 159:1551 160:927
161:731 162:2544 163:520 164:1035 165:1405 166:411
167:1394 168:3031 169:804 170:3721 171:430 172:1044
173:1954 174:881 175:760 176:1858 177:3984 178:2429
179:1199 180:2236 181:2202 182:2455 183:1139 184:915
185:13122 186:3585 187:2361 188:2759 189:2005 190:8127
191:1429 192:9757 193:5870 194:4784 195:3949 196:2464
197:1419 198:5444 199:5878 200:7377 201:4987 202:9803
203:10023 204:4479 205:2849 206:2983 207:3150 208:3981
209:3919 210:3531 211:1857 212:2989 213:2731 214:906
215:60 216:5853 217:2131 218:836 219:398 220:1706
221:998 222:830 223:1222
End of report