Routing Table Report 06:00 +10GMT Fri 20 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 524554
Prefixes after maximum aggregation (per Origin AS): 202106
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 259432
Total ASes present in the Internet Routing Table: 49256
Prefixes per ASN: 10.65
Origin-only ASes present in the Internet Routing Table: 36495
Origin ASes announcing only one prefix: 16291
Transit ASes present in the Internet Routing Table: 6085
Transit-only ASes present in the Internet Routing Table: 159
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 103
Max AS path prepend of ASN ( 55644) 100
Prefixes from unregistered ASNs in the Routing Table: 1207
Unregistered ASNs in the Routing Table: 415
Number of 32-bit ASNs allocated by the RIRs: 8639
Number of 32-bit ASNs visible in the Routing Table: 6676
Prefixes from 32-bit ASNs in the Routing Table: 24180
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: 401
Number of addresses announced to Internet: 2730432257
Equivalent to 162 /8s, 191 /16s and 23 /24s
Percentage of available address space announced: 73.8
Percentage of allocated address space announced: 73.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.2
Total number of prefixes smaller than registry allocations: 177399
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 127063
Total APNIC prefixes after maximum aggregation: 37227
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 132281
Unique aggregates announced from the APNIC address blocks: 55528
APNIC Region origin ASes present in the Internet Routing Table: 4976
APNIC Prefixes per ASN: 26.58
APNIC Region origin ASes announcing only one prefix: 1224
APNIC Region transit ASes present in the Internet Routing Table: 855
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 103
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1297
Number of APNIC addresses announced to Internet: 746538241
Equivalent to 44 /8s, 127 /16s and 69 /24s
Percentage of available APNIC address space announced: 87.2
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: 173197
Total ARIN prefixes after maximum aggregation: 86452
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 175573
Unique aggregates announced from the ARIN address blocks: 83367
ARIN Region origin ASes present in the Internet Routing Table: 16449
ARIN Prefixes per ASN: 10.67
ARIN Region origin ASes announcing only one prefix: 6089
ARIN Region transit ASes present in the Internet Routing Table: 1652
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: 348
Number of ARIN addresses announced to Internet: 1060608256
Equivalent to 63 /8s, 55 /16s and 153 /24s
Percentage of available ARIN address space announced: 56.1
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, 393216-394239
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: 129180
Total RIPE prefixes after maximum aggregation: 64418
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135324
Unique aggregates announced from the RIPE address blocks: 83413
RIPE Region origin ASes present in the Internet Routing Table: 17840
RIPE Prefixes per ASN: 7.59
RIPE Region origin ASes announcing only one prefix: 8141
RIPE Region transit ASes present in the Internet Routing Table: 2886
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3445
Number of RIPE addresses announced to Internet: 693292800
Equivalent to 41 /8s, 82 /16s and 207 /24s
Percentage of available RIPE address space announced: 100.8
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: 58337
Total LACNIC prefixes after maximum aggregation: 10972
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 67534
Unique aggregates announced from the LACNIC address blocks: 31688
LACNIC Region origin ASes present in the Internet Routing Table: 2392
LACNIC Prefixes per ASN: 28.23
LACNIC Region origin ASes announcing only one prefix: 632
LACNIC Region transit ASes present in the Internet Routing Table: 470
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1494
Number of LACNIC addresses announced to Internet: 167706880
Equivalent to 9 /8s, 255 /16s and 1 /24s
Percentage of available LACNIC address space announced: 100.0
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: 12488
Total AfriNIC prefixes after maximum aggregation: 2994
AfriNIC Deaggregation factor: 4.17
Prefixes being announced from the AfriNIC address blocks: 13440
Unique aggregates announced from the AfriNIC address blocks: 5075
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 18.29
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 154
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 92
Number of AfriNIC addresses announced to Internet: 61819392
Equivalent to 3 /8s, 175 /16s and 74 /24s
Percentage of available AfriNIC address space announced: 61.4
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 2825 904 77 PT Telekomunikasi Indonesia
7545 2539 336 128 TPG Telecom Limited
4766 2170 11545 615 Korea Telecom
4755 1974 421 204 TATA Communications formerly
9829 1686 1325 36 National Internet Backbone
9808 1497 8639 18 Guangdong Mobile Communicatio
9583 1394 132 555 Sify Limited
9498 1298 336 97 BHARTI Airtel Ltd.
24560 1210 407 188 Bharti Airtel Ltd., Telemedia
38197 1203 71 113 Sun Network (Hong Kong) Limit
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 2985 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2042 379 183 MegaPath Corporation
20115 1849 1828 447 Charter Communications
4323 1628 1052 404 tw telecom holdings, inc.
6983 1624 866 243 EarthLink, Inc.
30036 1541 318 495 Mediacom Communications Corp
701 1394 11268 679 MCI Communications Services,
22561 1329 412 241 CenturyTel Internet Holdings,
11492 1191 215 581 CABLE ONE, 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 1965 300 352 TELLCOM ILETISIM HIZMETLERI A
20940 1608 630 1192 Akamai International B.V.
8402 1336 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1044 97 61 TOV "Bank-Inform"
31148 1043 45 21 Freenet Ltd.
8551 881 373 52 Bezeq International-Ltd
12479 861 793 86 France Telecom Espana SA
6830 826 2340 446 Liberty Global Operations B.V
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 3114 505 206 Telmex Colombia S.A.
28573 2279 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1592 374 30 Telefonica del Peru S.A.A.
8151 1532 3109 449 Uninet S.A. de C.V.
6503 1196 422 59 Axtel, S.A.B. de C.V.
7738 996 1882 42 Telemar Norte Leste S.A.
26615 920 2325 35 Tim Celular S.A.
3816 919 396 155 COLOMBIA TELECOMUNICACIONES S
18881 855 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
8452 1516 958 13 TE-AS
24863 965 284 26 Link Egypt (Link.NET)
36903 479 241 90 Office National des Postes et
36992 390 973 31 ETISALAT MISR
37492 319 155 71 Orange Tunisie
24835 299 144 9 Vodafone Data
3741 257 921 210 Internet Solutions
29571 234 21 12 Cote d'Ivoire Telecom
36947 191 712 14 Telecom Algeria
37054 188 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 3114 505 206 Telmex Colombia S.A.
22773 2985 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2825 904 77 PT Telekomunikasi Indonesia
7545 2539 336 128 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2279 2141 111 NET Serviços de Comunicação S
4766 2170 11545 615 Korea Telecom
18566 2042 379 183 MegaPath Corporation
4755 1974 421 204 TATA Communications formerly
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 2985 2843 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2825 2748 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2539 2411 TPG Telecom Limited
28573 2279 2168 NET Serviços de Comunicação S
18566 2042 1859 MegaPath Corporation
4755 1974 1770 TATA Communications formerly
9829 1686 1650 National Internet Backbone
34984 1965 1613 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/hk/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64600 PRIVATE 2.135.128.0/21 9198 JSC Kazakhtelecom
64600 PRIVATE 2.135.136.0/22 9198 JSC Kazakhtelecom
64600 PRIVATE 2.135.140.0/22 9198 JSC Kazakhtelecom
64806 PRIVATE 2.135.223.0/24 9198 JSC Kazakhtelecom
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
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
23.92.160.0/24 14013 EPSON America (Factory Automa
23.92.161.0/24 14013 EPSON America (Factory Automa
23.226.112.0/20 62788 Bitfinite LLC
23.252.224.0/20 62502 >>UNKNOWN<<
23.252.224.0/21 62502 >>UNKNOWN<<
23.252.232.0/21 62502 >>UNKNOWN<<
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
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 /8:16 /9:12 /10:33 /11:92 /12:264
/13:504 /14:993 /15:1712 /16:12947 /17:7062 /18:12038
/19:24701 /20:35368 /21:37967 /22:57249 /23:49416 /24:284050
/25:3 /26:5 /27:10 /28:5 /29:6 /30:1
/31:0 /32:99
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2201 2985 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1384 1541 Mediacom Communications Corp
6983 1314 1624 EarthLink, Inc.
34984 1274 1965 TELLCOM ILETISIM HIZMETLERI A
6147 1135 1592 Telefonica del Peru S.A.A.
11492 1133 1191 CABLE ONE, INC.
10620 1107 3114 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1432 2:663 3:1 4:18 5:1723 6:21
8:785 12:1842 13:4 14:1271 15:16 16:2
17:42 18:21 20:49 23:1129 24:1681 27:1837
31:1483 32:39 33:2 34:5 35:3 36:120
37:1867 38:1010 39:9 40:233 41:3005 42:259
43:1077 44:25 45:197 46:2117 47:34 49:789
50:785 52:12 54:65 55:4 56:8 57:32
58:1158 59:659 60:460 61:1760 62:1294 63:1892
64:4407 65:2253 66:4079 67:2018 68:1037 69:3236
70:963 71:433 72:1958 74:2616 75:314 76:395
77:1471 78:1256 79:767 80:1322 81:1331 82:813
83:678 84:674 85:1335 86:386 87:1077 88:498
89:1753 90:148 91:5935 92:807 93:2176 94:1953
95:2078 96:425 97:340 98:1050 99:47 100:72
101:779 103:6726 104:1257 105:61 106:212 107:884
108:608 109:2012 110:1072 111:1466 112:756 113:1019
114:850 115:1254 116:1297 117:1017 118:1623 119:1427
120:431 121:1020 122:2178 123:1718 124:1478 125:1516
128:625 129:373 130:378 131:1075 132:470 133:167
134:400 135:88 136:310 137:302 138:471 139:173
140:228 141:420 142:629 143:474 144:520 145:110
146:687 147:556 148:1101 149:458 150:562 151:749
152:485 153:237 154:325 155:724 156:402 157:331
158:264 159:990 160:370 161:629 162:1890 163:379
164:644 165:669 166:319 167:704 168:1001 169:150
170:1439 171:215 172:41 173:1583 174:689 175:619
176:1441 177:3752 178:2078 179:872 180:1889 181:1582
182:1659 183:603 184:741 185:2937 186:2678 187:1790
188:2001 189:1553 190:7750 191:868 192:8066 193:5550
194:4016 195:3602 196:1659 197:944 198:5455 199:5500
200:6523 201:2967 202:9197 203:9031 204:4633 205:2686
206:2940 207:2979 208:3948 209:3870 210:3234 211:1753
212:2461 213:2253 214:845 215:70 216:5530 217:1795
218:635 219:333 220:1450 221:777 222:377 223:650
End of report