Routing Table Report 06:00 +10GMT Wed 24 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 540804
Prefixes after maximum aggregation (per Origin AS): 206605
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 267410
Total ASes present in the Internet Routing Table: 50500
Prefixes per ASN: 10.71
Origin-only ASes present in the Internet Routing Table: 36713
Origin ASes announcing only one prefix: 16246
Transit ASes present in the Internet Routing Table: 6158
Transit-only ASes present in the Internet Routing Table: 161
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 1053
Unregistered ASNs in the Routing Table: 396
Number of 32-bit ASNs allocated by the RIRs: 9925
Number of 32-bit ASNs visible in the Routing Table: 7629
Prefixes from 32-bit ASNs in the Routing Table: 27860
Number of bogon 32-bit ASNs visible in the Routing Table: 13
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 392
Number of addresses announced to Internet: 2778799104
Equivalent to 165 /8s, 161 /16s and 28 /24s
Percentage of available address space announced: 75.1
Percentage of allocated address space announced: 75.1
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: 180573
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131451
Total APNIC prefixes after maximum aggregation: 38283
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 137962
Unique aggregates announced from the APNIC address blocks: 57530
APNIC Region origin ASes present in the Internet Routing Table: 5038
APNIC Prefixes per ASN: 27.38
APNIC Region origin ASes announcing only one prefix: 1226
APNIC Region transit ASes present in the Internet Routing Table: 857
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1505
Number of APNIC addresses announced to Internet: 749492736
Equivalent to 44 /8s, 172 /16s and 90 /24s
Percentage of available APNIC address space announced: 87.6
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: 177164
Total ARIN prefixes after maximum aggregation: 87553
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 179859
Unique aggregates announced from the ARIN address blocks: 84970
ARIN Region origin ASes present in the Internet Routing Table: 16545
ARIN Prefixes per ASN: 10.87
ARIN Region origin ASes announcing only one prefix: 6100
ARIN Region transit ASes present in the Internet Routing Table: 1669
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 493
Number of ARIN addresses announced to Internet: 1100205056
Equivalent to 65 /8s, 147 /16s and 204 /24s
Percentage of available ARIN address space announced: 58.2
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: 132662
Total RIPE prefixes after maximum aggregation: 66180
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138944
Unique aggregates announced from the RIPE address blocks: 86427
RIPE Region origin ASes present in the Internet Routing Table: 17939
RIPE Prefixes per ASN: 7.75
RIPE Region origin ASes announcing only one prefix: 8113
RIPE Region transit ASes present in the Internet Routing Table: 2919
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3782
Number of RIPE addresses announced to Internet: 695444480
Equivalent to 41 /8s, 115 /16s and 164 /24s
Percentage of available RIPE address space announced: 101.1
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, 196608-204287
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: 59610
Total LACNIC prefixes after maximum aggregation: 11468
LACNIC Deaggregation factor: 5.20
Prefixes being announced from the LACNIC address blocks: 69888
Unique aggregates announced from the LACNIC address blocks: 32909
LACNIC Region origin ASes present in the Internet Routing Table: 2424
LACNIC Prefixes per ASN: 28.83
LACNIC Region origin ASes announcing only one prefix: 615
LACNIC Region transit ASes present in the Internet Routing Table: 496
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: 1726
Number of LACNIC addresses announced to Internet: 167484928
Equivalent to 9 /8s, 251 /16s and 158 /24s
Percentage of available LACNIC address space announced: 99.8
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: 11967
Total AfriNIC prefixes after maximum aggregation: 3074
AfriNIC Deaggregation factor: 3.89
Prefixes being announced from the AfriNIC address blocks: 13758
Unique aggregates announced from the AfriNIC address blocks: 5220
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 18.77
AfriNIC Region origin ASes announcing only one prefix: 192
AfriNIC Region transit ASes present in the Internet Routing Table: 156
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: 123
Number of AfriNIC addresses announced to Internet: 65682432
Equivalent to 3 /8s, 234 /16s and 60 /24s
Percentage of available AfriNIC address space announced: 65.2
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 2697 904 78 PT Telekomunikasi Indonesia
7545 2606 336 128 TPG Telecom Limited
4766 2203 11296 640 Korea Telecom
4755 2026 423 222 TATA Communications formerly
9829 1719 1351 116 National Internet Backbone
9808 1495 8639 17 Guangdong Mobile Communicatio
9583 1489 118 569 Sify Limited
9498 1352 336 106 BHARTI Airtel Ltd.
38197 1344 79 144 Sun Network (Hong Kong) Limit
24560 1239 417 188 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 3170 2949 158 Cox Communications Inc.
6389 2793 3688 51 BellSouth.net Inc.
18566 2050 380 192 MegaPath Corporation
20115 1888 1853 422 Charter Communications
6983 1747 850 243 EarthLink, Inc.
4323 1612 1038 410 tw telecom holdings, inc.
30036 1576 323 434 Mediacom Communications Corp
701 1395 11369 680 MCI Communications Services,
22561 1353 414 250 CenturyTel Internet Holdings,
7018 1206 19072 858 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 2472 128 6 SaudiNet, Saudi Telecom Compa
34984 2146 305 363 TELLCOM ILETISIM HIZMETLERI A
20940 1961 773 1427 Akamai International B.V.
6849 1210 355 22 JSC "Ukrtelecom"
31148 1043 45 23 Freenet Ltd.
13188 1042 97 72 TOV "Bank-Inform"
8402 1006 544 15 OJSC "Vimpelcom"
12479 947 868 72 France Telecom Espana SA
6830 913 2694 469 Liberty Global Operations B.V
9198 853 349 26 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 3250 531 237 Telmex Colombia S.A.
28573 2250 2170 113 NET Serviços de Comunicação S
8151 1687 3225 471 Uninet S.A. de C.V.
7303 1639 1019 238 Telecom Argentina S.A.
6147 1615 373 44 Telefonica del Peru S.A.A.
6503 1267 421 55 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 948 429 166 COLOMBIA TELECOMUNICACIONES S
11830 892 364 15 Instituto Costarricense de El
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 874 280 26 Link Egypt (Link.NET)
8452 805 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 241 21 12 Cote d'Ivoire Telecom
36947 191 807 13 Telecom Algeria
37054 189 19 6 Data Telecom Service
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 3250 531 237 Telmex Colombia S.A.
22773 3170 2949 158 Cox Communications Inc.
6389 2793 3688 51 BellSouth.net Inc.
17974 2697 904 78 PT Telekomunikasi Indonesia
7545 2606 336 128 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2250 2170 113 NET Serviços de Comunicação S
4766 2203 11296 640 Korea Telecom
34984 2146 305 363 TELLCOM ILETISIM HIZMETLERI A
18566 2050 380 192 MegaPath Corporation
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 3170 3012 Cox Communications Inc.
6389 2793 2742 BellSouth.net Inc.
17974 2697 2619 PT Telekomunikasi Indonesia
7545 2606 2478 TPG Telecom Limited
39891 2472 2466 SaudiNet, Saudi Telecom Compa
28573 2250 2137 NET Serviços de Comunicação S
18566 2050 1858 MegaPath Corporation
4755 2026 1804 TATA Communications formerly
34984 2146 1783 TELLCOM ILETISIM HIZMETLERI A
9829 1719 1603 National Internet Backbone
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 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
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 7018 AT&T Services, Inc.
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<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 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 /9:13 /10:35 /11:96 /12:262
/13:504 /14:992 /15:1709 /16:12897 /17:7231 /18:12274
/19:25414 /20:35743 /21:38361 /22:59701 /23:51081 /24:294372
/25:5 /26:5 /27:10 /28:5 /29:7 /30:1
/31:0 /32:68
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2374 3170 Cox Communications Inc.
18566 2000 2050 MegaPath Corporation
6389 1640 2793 BellSouth.net Inc.
34984 1401 2146 TELLCOM ILETISIM HIZMETLERI A
30036 1399 1576 Mediacom Communications Corp
6983 1396 1747 EarthLink, Inc.
6147 1168 1615 Telefonica del Peru S.A.A.
10620 1145 3250 Telmex Colombia S.A.
11492 1107 1190 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1492 2:679 4:18 5:1866 6:25 8:822
11:1 12:1821 13:14 14:1364 15:16 16:2
17:44 18:22 20:48 23:1245 24:1731 27:1924
31:1589 32:38 33:2 34:4 35:3 36:138
37:1958 38:1039 39:6 40:83 41:2661 42:300
43:1328 44:27 45:769 46:2287 47:44 49:902
50:814 52:12 54:77 55:7 56:6 57:40
58:1279 59:691 60:479 61:1736 62:1337 63:1885
64:4449 65:2247 66:4067 67:2070 68:1061 69:3197
70:1021 71:446 72:1974 74:2656 75:339 76:415
77:1283 78:1169 79:777 80:1345 81:1288 82:821
83:723 84:713 85:1399 86:417 87:1041 88:523
89:1870 90:151 91:5985 92:858 93:2240 94:2044
95:2164 96:422 97:353 98:1050 99:51 100:72
101:844 103:7646 104:1821 105:60 106:235 107:990
108:629 109:2044 110:1113 111:1438 112:821 113:1090
114:829 115:1278 116:1364 117:1033 118:1835 119:1440
120:443 121:1070 122:2141 123:1847 124:1486 125:1590
128:630 129:388 130:402 131:1163 132:490 133:177
134:406 135:95 136:323 137:318 138:881 139:151
140:221 141:447 142:669 143:511 144:547 145:119
146:742 147:580 148:1210 149:416 150:563 151:667
152:520 153:246 154:471 155:867 156:416 157:418
158:343 159:916 160:383 161:655 162:1936 163:434
164:666 165:692 166:305 167:835 168:1312 169:178
170:1462 171:237 172:230 173:1545 174:720 175:689
176:1362 177:3751 178:2155 179:915 180:1944 181:1674
182:1787 183:626 184:750 185:3702 186:2725 187:1717
188:2041 189:1587 190:7676 191:978 192:8454 193:5604
194:4155 195:3657 196:1974 197:966 198:5470 199:5482
200:6634 201:3198 202:9142 203:9135 204:4674 205:2815
206:3013 207:2950 208:3981 209:3945 210:3251 211:1786
212:2496 213:2325 214:849 215:72 216:5748 217:1792
218:671 219:331 220:1452 221:767 222:395 223:743
End of report