Routing Table Report 09:00 +10GMT Mon 02 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/singapore/
Analysis Summary
----------------
BGP routing table entries examined: 683307
Prefixes after maximum aggregation (per Origin AS): 265941
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 332947
Total ASes present in the Internet Routing Table: 60160
Prefixes per ASN: 11.36
Origin-only ASes present in the Internet Routing Table: 51886
Origin ASes announcing only one prefix: 22798
Transit ASes present in the Internet Routing Table: 8274
Transit-only ASes present in the Internet Routing Table: 254
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: 69
Number of instances of unregistered ASNs: 69
Number of 32-bit ASNs allocated by the RIRs: 22016
Number of 32-bit ASNs visible in the Routing Table: 17703
Prefixes from 32-bit ASNs in the Routing Table: 73699
Number of bogon 32-bit ASNs visible in the Routing Table: 5
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 291
Number of addresses announced to Internet: 2855587584
Equivalent to 170 /8s, 52 /16s and 207 /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: 228384
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 181160
Total APNIC prefixes after maximum aggregation: 52609
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 181406
Unique aggregates announced from the APNIC address blocks: 76601
APNIC Region origin ASes present in the Internet Routing Table: 8666
APNIC Prefixes per ASN: 20.93
APNIC Region origin ASes announcing only one prefix: 2463
APNIC Region transit ASes present in the Internet Routing Table: 1292
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 63
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3653
Number of APNIC addresses announced to Internet: 766233344
Equivalent to 45 /8s, 171 /16s and 203 /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: 205146
Total ARIN prefixes after maximum aggregation: 98544
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 205837
Unique aggregates announced from the ARIN address blocks: 97722
ARIN Region origin ASes present in the Internet Routing Table: 18098
ARIN Prefixes per ASN: 11.37
ARIN Region origin ASes announcing only one prefix: 6716
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: 2330
Number of ARIN addresses announced to Internet: 1104204800
Equivalent to 65 /8s, 208 /16s and 212 /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: 188052
Total RIPE prefixes after maximum aggregation: 91160
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 184323
Unique aggregates announced from the RIPE address blocks: 110221
RIPE Region origin ASes present in the Internet Routing Table: 25023
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: 3521
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: 6823
Number of RIPE addresses announced to Internet: 715875072
Equivalent to 42 /8s, 171 /16s and 99 /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: 89073
Total LACNIC prefixes after maximum aggregation: 19589
LACNIC Deaggregation factor: 4.55
Prefixes being announced from the LACNIC address blocks: 90460
Unique aggregates announced from the LACNIC address blocks: 40642
LACNIC Region origin ASes present in the Internet Routing Table: 6960
LACNIC Prefixes per ASN: 13.00
LACNIC Region origin ASes announcing only one prefix: 1898
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: 4494
Number of LACNIC addresses announced to Internet: 172401152
Equivalent to 10 /8s, 70 /16s and 162 /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: 18543
Total AfriNIC prefixes after maximum aggregation: 3980
AfriNIC Deaggregation factor: 4.66
Prefixes being announced from the AfriNIC address blocks: 20990
Unique aggregates announced from the AfriNIC address blocks: 7533
AfriNIC Region origin ASes present in the Internet Routing Table: 1127
AfriNIC Prefixes per ASN: 18.62
AfriNIC Region origin ASes announcing only one prefix: 371
AfriNIC Region transit ASes present in the Internet Routing Table: 226
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: 96432384
Equivalent to 5 /8s, 191 /16s and 113 /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 2807 1499 542 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 2568 4923 30 CTTNET China TieTong Telecommunications
4766 2411 11131 766 KIXS-AS-KR Korea Telecom, KR
17974 2316 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 1777 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 3374 1323 85 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 1763 227 574 CABLEONE - CABLE ONE, INC., US
7018 1702 20205 1254 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 2103 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2019 334 481 TELLCOM-AS, TR
12389 2009 1859 706 ROSTELECOM-AS, RU
9121 1938 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1225 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 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 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 3374 1323 85 SHAW - Shaw Communications Inc., CA
22773 3291 2988 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2807 1499 542 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 3974 3434 UNI2-AS, ES
10620 3599 3338 Telmex Colombia S.A., CO
6327 3374 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 2698 2638 VIETEL-AS-AP Viettel Group, VN
11830 2639 2554 Instituto Costarricense de Electricidad y Telec
9394 2568 2538 CTTNET China TieTong Telecommunications Corpora
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 /14:1092 /15:1894 /16:13330 /17:7713 /18:13441
/19:24771 /20:37931 /21:44472 /22:85201 /23:68343 /24:382870
/25:7 /26:5 /27:8 /28:84 /29:225 /30:868
/31:0 /32:48
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3166 3374 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 1566 2103 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 1534 1763 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)
----------------------------------------------
1:1581 2:823 4:19 5:2815 6:59 7:1
8:1116 9:1 12:1880 13:182 14:1731 15:29
16:3 17:196 18:67 20:48 21:4 23:2561
24:2147 25:2 27:2244 31:1964 32:69 35:26
36:498 37:2783 38:1440 39:251 40:114 41:3016
42:614 43:1955 44:102 45:4030 46:3039 47:203
49:1283 50:1052 51:49 52:998 54:370 55:5
56:12 57:40 58:1445 59:935 60:420 61:2115
62:1807 63:1800 64:4727 65:2215 66:4582 67:2354
68:1147 69:3183 70:1143 71:558 72:2111 74:2710
75:411 76:426 77:1550 78:1692 79:1894 80:1485
81:1424 82:1081 83:779 84:1017 85:2079 86:589
87:1310 88:932 89:2317 90:201 91:6306 92:1170
93:2377 94:2398 95:2738 96:657 97:356 98:932
99:133 100:80 101:1325 102:40 103:17391 104:3279
105:225 106:646 107:1785 108:704 109:2697 110:1562
111:1786 112:1300 113:1339 114:1101 115:1662 116:1618
117:1837 118:2169 119:1672 120:951 121:998 122:2445
123:1798 124:1405 125:1838 128:931 129:628 130:431
131:1592 132:668 133:196 134:995 135:227 136:449
137:493 138:1940 139:572 140:357 141:685 142:783
143:957 144:804 145:456 146:1157 147:746 148:1555
149:719 150:721 151:1055 152:752 153:310 154:1023
155:757 156:855 157:781 158:624 159:1549 160:922
161:731 162:2545 163:520 164:1032 165:1399 166:408
167:1397 168:3038 169:811 170:3709 171:430 172:1059
173:1952 174:884 175:758 176:1859 177:3975 178:2432
179:1197 180:2235 181:2194 182:2451 183:1136 184:916
185:13111 186:3571 187:2356 188:2757 189:2006 190:8133
191:1432 192:9773 193:5869 194:4785 195:3944 196:2477
197:1422 198:5443 199:5876 200:7385 201:5002 202:9818
203:10023 204:4477 205:2842 206:2983 207:3147 208:3982
209:3915 210:3530 211:1858 212:2968 213:2743 214:901
215:60 216:5848 217:2117 218:838 219:398 220:1707
221:998 222:814 223:1222
End of report