Routing Table Report 06:00 +10GMT Fri 29 May, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 536966
Prefixes after maximum aggregation (per Origin AS): 205909
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 265855
Total ASes present in the Internet Routing Table: 50303
Prefixes per ASN: 10.67
Origin-only ASes present in the Internet Routing Table: 36733
Origin ASes announcing only one prefix: 16306
Transit ASes present in the Internet Routing Table: 6145
Transit-only ASes present in the Internet Routing Table: 164
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 42
Max AS path prepend of ASN ( 12486) 32
Prefixes from unregistered ASNs in the Routing Table: 1041
Unregistered ASNs in the Routing Table: 403
Number of 32-bit ASNs allocated by the RIRs: 9633
Number of 32-bit ASNs visible in the Routing Table: 7425
Prefixes from 32-bit ASNs in the Routing Table: 26952
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: 350
Number of addresses announced to Internet: 2758338305
Equivalent to 164 /8s, 104 /16s and 231 /24s
Percentage of available address space announced: 74.5
Percentage of allocated address space announced: 74.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.4
Total number of prefixes smaller than registry allocations: 179842
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 130358
Total APNIC prefixes after maximum aggregation: 38088
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 136574
Unique aggregates announced from the APNIC address blocks: 57106
APNIC Region origin ASes present in the Internet Routing Table: 5020
APNIC Prefixes per ASN: 27.21
APNIC Region origin ASes announcing only one prefix: 1219
APNIC Region transit ASes present in the Internet Routing Table: 854
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1445
Number of APNIC addresses announced to Internet: 748660225
Equivalent to 44 /8s, 159 /16s and 166 /24s
Percentage of available APNIC address space announced: 87.5
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, 131072-135580
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: 176395
Total ARIN prefixes after maximum aggregation: 87566
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 179315
Unique aggregates announced from the ARIN address blocks: 84779
ARIN Region origin ASes present in the Internet Routing Table: 16585
ARIN Prefixes per ASN: 10.81
ARIN Region origin ASes announcing only one prefix: 6127
ARIN Region transit ASes present in the Internet Routing Table: 1668
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 457
Number of ARIN addresses announced to Internet: 1080926720
Equivalent to 64 /8s, 109 /16s and 162 /24s
Percentage of available ARIN address space announced: 57.2
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, 393216-395164
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: 132004
Total RIPE prefixes after maximum aggregation: 65898
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138216
Unique aggregates announced from the RIPE address blocks: 85935
RIPE Region origin ASes present in the Internet Routing Table: 17924
RIPE Prefixes per ASN: 7.71
RIPE Region origin ASes announcing only one prefix: 8136
RIPE Region transit ASes present in the Internet Routing Table: 2910
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3732
Number of RIPE addresses announced to Internet: 694770944
Equivalent to 41 /8s, 105 /16s and 93 /24s
Percentage of available RIPE address space announced: 101.0
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, 196608-202239
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: 59262
Total LACNIC prefixes after maximum aggregation: 11252
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 69297
Unique aggregates announced from the LACNIC address blocks: 32498
LACNIC Region origin ASes present in the Internet Routing Table: 2427
LACNIC Prefixes per ASN: 28.55
LACNIC Region origin ASes announcing only one prefix: 630
LACNIC Region transit ASes present in the Internet Routing Table: 491
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1676
Number of LACNIC addresses announced to Internet: 167964416
Equivalent to 10 /8s, 2 /16s and 239 /24s
Percentage of available LACNIC address space announced: 100.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 11912
Total AfriNIC prefixes after maximum aggregation: 3061
AfriNIC Deaggregation factor: 3.89
Prefixes being announced from the AfriNIC address blocks: 13213
Unique aggregates announced from the AfriNIC address blocks: 5220
AfriNIC Region origin ASes present in the Internet Routing Table: 728
AfriNIC Prefixes per ASN: 18.15
AfriNIC Region origin ASes announcing only one prefix: 194
AfriNIC Region transit ASes present in the Internet Routing Table: 155
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 115
Number of AfriNIC addresses announced to Internet: 65713152
Equivalent to 3 /8s, 234 /16s and 180 /24s
Percentage of available AfriNIC address space announced: 65.3
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
17974 2688 904 81 PT Telekomunikasi Indonesia
7545 2429 336 130 TPG Telecom Limited
4766 2191 11549 617 Korea Telecom
4755 2023 423 219 TATA Communications formerly
9829 1640 1331 71 National Internet Backbone
9808 1634 8639 17 Guangdong Mobile Communicatio
9583 1449 120 588 Sify Limited
9498 1329 335 101 BHARTI Airtel Ltd.
38197 1291 77 137 Sun Network (Hong Kong) Limit
24560 1239 416 184 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3042 2958 141 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
18566 2047 379 189 MegaPath Corporation
20115 1881 1849 423 Charter Communications
6983 1746 850 243 EarthLink, Inc.
4323 1614 1038 409 tw telecom holdings, inc.
30036 1544 315 475 Mediacom Communications Corp
701 1392 11322 681 MCI Communications Services,
22561 1358 413 249 CenturyTel Internet Holdings,
7018 1204 19070 848 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
34984 2025 305 356 TELLCOM ILETISIM HIZMETLERI A
20940 1915 755 1402 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1096 544 15 OJSC "Vimpelcom"
31148 1049 45 23 Freenet Ltd.
13188 1040 97 70 TOV "Bank-Inform"
12479 940 868 71 France Telecom Espana SA
6830 907 2693 467 Liberty Global Operations B.V
9198 853 346 30 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3231 529 203 Telmex Colombia S.A.
28573 2277 2181 117 NET Serviços de Comunicação S
7303 1667 1046 239 Telecom Argentina S.A.
8151 1662 3255 468 Uninet S.A. de C.V.
6147 1632 374 30 Telefonica del Peru S.A.A.
6503 1254 421 55 Axtel, S.A.B. de C.V.
26615 1074 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 924 423 164 COLOMBIA TELECOMUNICACIONES S
18881 869 1036 22 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 895 280 37 Link Egypt (Link.NET)
8452 834 958 13 TE-AS
36903 504 254 98 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 13 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 12 Cote d'Ivoire Telecom
37054 199 19 6 Data Telecom Service
36947 192 807 13 Telecom Algeria
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3231 529 203 Telmex Colombia S.A.
22773 3042 2958 141 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
17974 2688 904 81 PT Telekomunikasi Indonesia
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
7545 2429 336 130 TPG Telecom Limited
28573 2277 2181 117 NET Serviços de Comunicação S
4766 2191 11549 617 Korea Telecom
18566 2047 379 189 MegaPath Corporation
34984 2025 305 356 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3042 2901 Cox Communications Inc.
6389 2796 2745 BellSouth.net Inc.
17974 2688 2607 PT Telekomunikasi Indonesia
39891 2473 2466 SaudiNet, Saudi Telecom Compa
7545 2429 2299 TPG Telecom Limited
28573 2277 2160 NET Serviços de Comunicação S
18566 2047 1858 MegaPath Corporation
4755 2023 1804 TATA Communications formerly
34984 2025 1669 TELLCOM ILETISIM HIZMETLERI A
9808 1634 1617 Guangdong Mobile Communicatio
Complete listing at http://thyme.rand.apnic.net/hk/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
17033 UNALLOCATED 12.3.33.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/hk/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 4641 The Chinese University of Hon
Complete listing at http://thyme.rand.apnic.net/hk/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.226.112.0/20 62788 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/hk/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:12 /10:33 /11:94 /12:264
/13:503 /14:995 /15:1709 /16:12922 /17:7189 /18:12274
/19:25272 /20:35625 /21:38344 /22:59198 /23:50776 /24:291510
/25:5 /26:5 /27:10 /28:5 /29:7 /30:1
/31:0 /32:195
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2250 3042 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1639 2796 BellSouth.net Inc.
6983 1395 1746 EarthLink, Inc.
30036 1379 1544 Mediacom Communications Corp
34984 1321 2025 TELLCOM ILETISIM HIZMETLERI A
6147 1183 1632 Telefonica del Peru S.A.A.
10620 1135 3231 Telmex Colombia S.A.
11492 1111 1192 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1460 2:679 4:18 5:1816 6:25 8:814
11:1 12:1830 13:10 14:1245 15:17 16:2
17:43 18:22 20:48 23:1231 24:1701 27:1892
31:1592 32:38 33:2 34:4 35:3 36:113
37:1919 38:1034 39:6 40:252 41:2632 42:285
43:1285 44:24 45:655 46:2198 47:42 49:873
50:808 52:12 54:73 55:6 56:8 57:38
58:1247 59:691 60:477 61:1752 62:1316 63:1894
64:4401 65:2270 66:4082 67:2054 68:1056 69:3234
70:979 71:447 72:1980 74:2645 75:335 76:414
77:1392 78:1244 79:792 80:1335 81:1301 82:811
83:699 84:709 85:1407 86:392 87:1039 88:523
89:1840 90:151 91:5961 92:849 93:2200 94:2067
95:2166 96:428 97:354 98:1048 99:49 100:69
101:806 103:7394 104:1774 105:63 106:225 107:977
108:623 109:2036 110:1097 111:1486 112:804 113:1070
114:823 115:1285 116:1346 117:1059 118:1750 119:1420
120:432 121:1066 122:2145 123:1814 124:1473 125:1568
128:646 129:383 130:398 131:1181 132:493 133:178
134:410 135:108 136:330 137:309 138:755 139:150
140:235 141:447 142:665 143:506 144:569 145:116
146:709 147:570 148:1126 149:408 150:566 151:604
152:486 153:243 154:485 155:868 156:408 157:461
158:333 159:919 160:381 161:657 162:1942 163:433
164:652 165:692 166:294 167:835 168:1292 169:171
170:1462 171:238 172:67 173:1540 174:713 175:690
176:1311 177:3670 178:2140 179:971 180:1921 181:1692
182:1741 183:622 184:755 185:3548 186:2660 187:1734
188:2040 189:1569 190:7681 191:1002 192:8339 193:5592
194:4142 195:3624 196:1473 197:957 198:5484 199:5511
200:6592 201:3108 202:9105 203:9122 204:4656 205:2786
206:3046 207:2938 208:3961 209:3935 210:3236 211:1783
212:2502 213:2309 214:857 215:71 216:5724 217:1809
218:660 219:328 220:1430 221:771 222:384 223:702
End of report