Routing Table Report 09:00 +10GMT Sat 31 Mar, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 683799
Prefixes after maximum aggregation (per Origin AS): 265855
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 333080
Total ASes present in the Internet Routing Table: 60138
Prefixes per ASN: 11.37
Origin-only ASes present in the Internet Routing Table: 51866
Origin ASes announcing only one prefix: 22787
Transit ASes present in the Internet Routing Table: 8272
Transit-only ASes present in the Internet Routing Table: 256
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: 76
Number of instances of unregistered ASNs: 76
Number of 32-bit ASNs allocated by the RIRs: 22003
Number of 32-bit ASNs visible in the Routing Table: 17687
Prefixes from 32-bit ASNs in the Routing Table: 73746
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: 296
Number of addresses announced to Internet: 2855909376
Equivalent to 170 /8s, 57 /16s and 184 /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: 228420
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 181486
Total APNIC prefixes after maximum aggregation: 52587
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 181720
Unique aggregates announced from the APNIC address blocks: 76835
APNIC Region origin ASes present in the Internet Routing Table: 8674
APNIC Prefixes per ASN: 20.95
APNIC Region origin ASes announcing only one prefix: 2466
APNIC Region transit ASes present in the Internet Routing Table: 1295
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: 3660
Number of APNIC addresses announced to Internet: 766301184
Equivalent to 45 /8s, 172 /16s and 212 /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: 205310
Total ARIN prefixes after maximum aggregation: 98521
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 206001
Unique aggregates announced from the ARIN address blocks: 97681
ARIN Region origin ASes present in the Internet Routing Table: 18109
ARIN Prefixes per ASN: 11.38
ARIN Region origin ASes announcing only one prefix: 6729
ARIN Region transit ASes present in the Internet Routing Table: 1812
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2331
Number of ARIN addresses announced to Internet: 1104473856
Equivalent to 65 /8s, 212 /16s and 239 /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: 187989
Total RIPE prefixes after maximum aggregation: 91106
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 184258
Unique aggregates announced from the RIPE address blocks: 110115
RIPE Region origin ASes present in the Internet Routing Table: 24983
RIPE Prefixes per ASN: 7.38
RIPE Region origin ASes announcing only one prefix: 11323
RIPE Region transit ASes present in the Internet Routing Table: 3524
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6800
Number of RIPE addresses announced to Internet: 715783680
Equivalent to 42 /8s, 169 /16s and 254 /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: 89190
Total LACNIC prefixes after maximum aggregation: 19610
LACNIC Deaggregation factor: 4.55
Prefixes being announced from the LACNIC address blocks: 90577
Unique aggregates announced from the LACNIC address blocks: 40679
LACNIC Region origin ASes present in the Internet Routing Table: 6966
LACNIC Prefixes per ASN: 13.00
LACNIC Region origin ASes announcing only one prefix: 1901
LACNIC Region transit ASes present in the Internet Routing Table: 1301
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: 4499
Number of LACNIC addresses announced to Internet: 172417024
Equivalent to 10 /8s, 70 /16s and 224 /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: 18489
Total AfriNIC prefixes after maximum aggregation: 3970
AfriNIC Deaggregation factor: 4.66
Prefixes being announced from the AfriNIC address blocks: 20947
Unique aggregates announced from the AfriNIC address blocks: 7537
AfriNIC Region origin ASes present in the Internet Routing Table: 1115
AfriNIC Prefixes per ASN: 18.79
AfriNIC Region origin ASes announcing only one prefix: 367
AfriNIC Region transit ASes present in the Internet Routing Table: 222
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 397
Number of AfriNIC addresses announced to Internet: 96491520
Equivalent to 5 /8s, 192 /16s and 88 /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 3390 405 402 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2808 1499 542 BSNL-NIB National Internet Backbone, IN
7552 2696 1158 60 VIETEL-AS-AP Viettel Group, VN
9394 2639 4923 30 CTTNET China TieTong Telecommunications
45899 2628 1576 110 VNPT-AS-VN VNPT Corp, VN
4766 2411 11131 766 KIXS-AS-KR Korea Telecom, KR
17974 2315 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2148 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2083 417 213 TATACOMM-AS TATA Communications formerl
9498 1776 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 3375 1323 86 SHAW - Shaw Communications Inc., CA
22773 3291 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 2024 4373 671 AMAZON-02 - Amazon.com, Inc., US
30036 1947 341 181 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1918 5068 604 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
11492 1778 228 556 CABLEONE - CABLE ONE, INC., US
7018 1701 20205 1253 ATT-INTERNET4 - AT&T Services, Inc., US
16625 1695 825 1213 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 3974 1504 540 UNI2-AS, ES
39891 3522 203 20 ALJAWWALSTC-AS, SA
20940 2751 778 2008 AKAMAI-ASN1, US
8551 2095 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2020 334 482 TELLCOM-AS, TR
12389 2009 1859 706 ROSTELECOM-AS, RU
9121 1953 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1222 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 4312 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 1011 377 27 Telefonica del Peru S.A.A., PE
3816 1002 504 119 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 928 126 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 1150 397 49 LINKdotNET-AS, EG
37611 821 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
36992 707 1396 40 ETISALAT-MISR, EG
24835 637 850 15 RAYA-AS, EG
8452 630 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 4312 3385 572 Uninet S.A. de C.V., MX
12479 3974 1504 540 UNI2-AS, ES
10620 3599 540 261 Telmex Colombia S.A., CO
39891 3522 203 20 ALJAWWALSTC-AS, SA
7545 3390 405 402 TPG-INTERNET-AP TPG Telecom Limited, AU
6327 3375 1323 86 SHAW - Shaw Communications Inc., CA
22773 3291 2988 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2808 1499 542 BSNL-NIB National Internet Backbone, IN
20940 2751 778 2008 AKAMAI-ASN1, US
7552 2696 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 3974 3434 UNI2-AS, ES
10620 3599 3338 Telmex Colombia S.A., CO
6327 3375 3289 SHAW - Shaw Communications Inc., CA
22773 3291 3141 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3390 2988 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2696 2636 VIETEL-AS-AP Viettel Group, VN
9394 2639 2609 CTTNET China TieTong Telecommunications Corpora
11830 2639 2554 Instituto Costarricense de Electricidad y Telec
45899 2628 2518 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 /16:13332 /17:7718 /18:13448
/19:24775 /20:37941 /21:44491 /22:85177 /23:68392 /24:383286
/25:7 /26:5 /27:8 /28:84 /29:222 /30:866
/31:0 /32:48
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3166 3375 SHAW - Shaw Communications Inc., CA
39891 2946 3522 ALJAWWALSTC-AS, SA
12479 2721 3974 UNI2-AS, ES
22773 2544 3291 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 1698 1947 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1603 3599 Telmex Colombia S.A., CO
8551 1558 2095 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)
----------------------------------------------
1:1579 2:819 4:19 5:2816 6:59 7:1
8:1118 9:1 12:1880 13:182 14:1731 15:29
16:3 17:197 18:67 20:48 21:4 23:2592
24:2148 25:2 27:2252 31:1970 32:69 35:26
36:497 37:2780 38:1441 39:251 40:119 41:3015
42:613 43:1951 44:101 45:4028 46:3032 47:203
49:1343 50:1053 51:49 52:997 54:370 55:5
56:12 57:40 58:1447 59:935 60:420 61:2116
62:1809 63:1801 64:4728 65:2216 66:4582 67:2353
68:1147 69:3195 70:1144 71:559 72:2111 74:2710
75:411 76:428 77:1552 78:1693 79:1883 80:1484
81:1420 82:1080 83:784 84:1018 85:2081 86:589
87:1309 88:932 89:2320 90:201 91:6312 92:1173
93:2372 94:2398 95:2739 96:657 97:356 98:932
99:133 100:80 101:1491 102:40 103:17386 104:3314
105:225 106:643 107:1794 108:704 109:2699 110:1568
111:1782 112:1305 113:1336 114:1102 115:1662 116:1616
117:1834 118:2170 119:1671 120:952 121:999 122:2451
123:1798 124:1404 125:1840 128:931 129:628 130:431
131:1570 132:666 133:196 134:997 135:227 136:450
137:496 138:1943 139:569 140:357 141:685 142:783
143:959 144:800 145:455 146:1161 147:743 148:1563
149:720 150:719 151:1057 152:752 153:310 154:1015
155:763 156:854 157:782 158:624 159:1551 160:928
161:732 162:2543 163:520 164:1033 165:1400 166:409
167:1400 168:3044 169:811 170:3718 171:428 172:1075
173:1954 174:883 175:758 176:1860 177:3968 178:2421
179:1197 180:2236 181:2195 182:2451 183:1136 184:915
185:13105 186:3590 187:2357 188:2757 189:2006 190:8135
191:1441 192:9791 193:5863 194:4780 195:3944 196:2476
197:1413 198:5437 199:5878 200:7422 201:5000 202:9837
203:10029 204:4476 205:2842 206:2985 207:3145 208:3973
209:3915 210:3529 211:1857 212:2986 213:2738 214:900
215:60 216:5845 217:2113 218:837 219:398 220:1707
221:997 222:830 223:1212
End of report