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Routing Table Report 06:00 +10GMT Thu 31 Mar, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 577896
Prefixes after maximum aggregation (per Origin AS): 215812
Deaggregation factor: 2.68
Unique aggregates announced (without unneeded subnets): 287232
Total ASes present in the Internet Routing Table: 53107
Prefixes per ASN: 10.88
Origin-only ASes present in the Internet Routing Table: 36572
Origin ASes announcing only one prefix: 15724
Transit ASes present in the Internet Routing Table: 6340
Transit-only ASes present in the Internet Routing Table: 171
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 38
Max AS path prepend of ASN ( 40285) 34
Prefixes from unregistered ASNs in the Routing Table: 959
Unregistered ASNs in the Routing Table: 351
Number of 32-bit ASNs allocated by the RIRs: 13254
Number of 32-bit ASNs visible in the Routing Table: 10195
Prefixes from 32-bit ASNs in the Routing Table: 39653
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 373
Number of addresses announced to Internet: 2806445066
Equivalent to 167 /8s, 70 /16s and 244 /24s
Percentage of available address space announced: 75.8
Percentage of allocated address space announced: 75.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.1
Total number of prefixes smaller than registry allocations: 190483
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 142465
Total APNIC prefixes after maximum aggregation: 41421
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 152642
Unique aggregates announced from the APNIC address blocks: 65691
APNIC Region origin ASes present in the Internet Routing Table: 5115
APNIC Prefixes per ASN: 29.84
APNIC Region origin ASes announcing only one prefix: 1192
APNIC Region transit ASes present in the Internet Routing Table: 875
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1954
Number of APNIC addresses announced to Internet: 752187402
Equivalent to 44 /8s, 213 /16s and 120 /24s
Percentage of available APNIC address space announced: 87.9
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: 179205
Total ARIN prefixes after maximum aggregation: 89013
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 184329
Unique aggregates announced from the ARIN address blocks: 87458
ARIN Region origin ASes present in the Internet Routing Table: 16376
ARIN Prefixes per ASN: 11.26
ARIN Region origin ASes announcing only one prefix: 5878
ARIN Region transit ASes present in the Internet Routing Table: 1703
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 38
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1099
Number of ARIN addresses announced to Internet: 1101442304
Equivalent to 65 /8s, 166 /16s and 173 /24s
Percentage of available ARIN address space announced: 58.3
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: 141004
Total RIPE prefixes after maximum aggregation: 69848
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 149510
Unique aggregates announced from the RIPE address blocks: 92505
RIPE Region origin ASes present in the Internet Routing Table: 18046
RIPE Prefixes per ASN: 8.28
RIPE Region origin ASes announcing only one prefix: 7902
RIPE Region transit ASes present in the Internet Routing Table: 2969
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4588
Number of RIPE addresses announced to Internet: 703989248
Equivalent to 41 /8s, 246 /16s and 6 /24s
Percentage of available RIPE address space announced: 102.3
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: 61342
Total LACNIC prefixes after maximum aggregation: 12322
LACNIC Deaggregation factor: 4.98
Prefixes being announced from the LACNIC address blocks: 75096
Unique aggregates announced from the LACNIC address blocks: 35604
LACNIC Region origin ASes present in the Internet Routing Table: 2458
LACNIC Prefixes per ASN: 30.55
LACNIC Region origin ASes announcing only one prefix: 578
LACNIC Region transit ASes present in the Internet Routing Table: 544
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2357
Number of LACNIC addresses announced to Internet: 170609152
Equivalent to 10 /8s, 43 /16s and 74 /24s
Percentage of available LACNIC address space announced: 101.7
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: 14153
Total AfriNIC prefixes after maximum aggregation: 3167
AfriNIC Deaggregation factor: 4.47
Prefixes being announced from the AfriNIC address blocks: 15945
Unique aggregates announced from the AfriNIC address blocks: 5649
AfriNIC Region origin ASes present in the Internet Routing Table: 720
AfriNIC Prefixes per ASN: 22.15
AfriNIC Region origin ASes announcing only one prefix: 174
AfriNIC Region transit ASes present in the Internet Routing Table: 168
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: 197
Number of AfriNIC addresses announced to Internet: 77852160
Equivalent to 4 /8s, 163 /16s and 238 /24s
Percentage of available AfriNIC address space announced: 77.3
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
7545 3279 352 190 TPG Telecom Limited
17974 2912 914 96 PT Telekomunikasi Indonesia
4766 2426 11135 822 Korea Telecom
9829 2260 1441 417 National Internet Backbone
4755 2097 432 245 TATA Communications formerly
9808 1784 8640 19 Guangdong Mobile Communicatio
9583 1519 121 564 Sify Limited
38197 1460 91 202 Sun Network (Hong Kong) Limit
7552 1405 1074 28 Viettel Corporation
9498 1397 331 210 BHARTI Airtel Ltd.
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 3349 2948 146 Cox Communications Inc.
6389 2357 3687 42 BellSouth.net Inc.
18566 2209 394 276 MegaPath Corporation
20115 1919 1931 400 Charter Communications
30036 1734 343 247 Mediacom Communications Corp
6983 1690 849 231 EarthLink, Inc.
4323 1556 987 379 tw telecom holdings, inc.
209 1550 4634 1236 Qwest Communications Company,
11492 1269 235 601 CABLE ONE, INC.
701 1268 10697 681 MCI Communications Services,
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 2708 143 10 SaudiNet, Saudi Telecom Compa
20940 2408 924 1751 Akamai International B.V.
34984 1962 323 415 TELLCOM ILETISIM HIZMETLERI A
8551 1249 376 54 Bezeq International-Ltd
6849 1158 355 21 JSC "Ukrtelecom"
12479 1147 980 86 France Telecom Espana SA
8402 1095 544 15 OJSC "Vimpelcom"
13188 1080 98 67 TOV "Bank-Inform"
31148 1038 47 42 Freenet Ltd.
9198 949 352 25 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 3402 533 228 Telmex Colombia S.A.
8151 2209 3371 551 Uninet S.A. de C.V.
7303 1522 940 245 Telecom Argentina S.A.
11830 1478 368 51 Instituto Costarricense de El
6503 1435 453 57 Axtel, S.A.B. de C.V.
6147 1049 377 27 Telefonica del Peru S.A.A.
26615 992 2325 34 Tim Celular S.A.
7738 990 1882 40 Telemar Norte Leste S.A.
3816 987 471 186 COLOMBIA TELECOMUNICACIONES S
28573 878 2142 185 NET Serviços de Comunicação S
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 1252 402 40 Link Egypt (Link.NET)
8452 667 1472 15 TE-AS
37611 639 48 2 Afrihost-Brevis Computer Serv
36903 584 294 104 Office National des Postes et
36992 506 1357 25 ETISALAT MISR
37492 382 233 65 Orange Tunisie
24835 329 146 12 Vodafone Data
29571 278 37 12 Cote d'Ivoire Telecom
2018 247 327 73 TENET (The UNINET Project)
36947 233 807 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 3402 533 228 Telmex Colombia S.A.
22773 3349 2948 146 Cox Communications Inc.
7545 3279 352 190 TPG Telecom Limited
17974 2912 914 96 PT Telekomunikasi Indonesia
39891 2708 143 10 SaudiNet, Saudi Telecom Compa
4766 2426 11135 822 Korea Telecom
20940 2408 924 1751 Akamai International B.V.
6389 2357 3687 42 BellSouth.net Inc.
9829 2260 1441 417 National Internet Backbone
8151 2209 3371 551 Uninet S.A. de C.V.
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 3349 3203 Cox Communications Inc.
7545 3279 3089 TPG Telecom Limited
17974 2912 2816 PT Telekomunikasi Indonesia
39891 2708 2698 SaudiNet, Saudi Telecom Compa
6389 2357 2315 BellSouth.net Inc.
18566 2209 1933 MegaPath Corporation
4755 2097 1852 TATA Communications formerly
9829 2260 1843 National Internet Backbone
9808 1784 1765 Guangdong Mobile Communicatio
8151 2209 1658 Uninet S.A. de C.V.
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 2828 XO Communications
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited
16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited
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 6461 Abovenet Communicati
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 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<<
23.249.144.0/20 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
37.46.10.0/23 36351 SoftLayer Technologies Inc.
37.46.14.0/24 36351 SoftLayer Technologies Inc.
37.46.15.0/24 36351 SoftLayer Technologies Inc.
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.3.0/24 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 /8:16 /9:13 /10:35 /11:101 /12:267
/13:511 /14:1024 /15:1750 /16:12924 /17:7443 /18:12584
/19:25421 /20:36802 /21:39216 /22:64123 /23:55642 /24:319619
/25:5 /26:4 /27:11 /28:4 /29:7 /30:1
/31:0 /32:372
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2708 SaudiNet, Saudi Telecom Compa
22773 2527 3349 Cox Communications Inc.
18566 2111 2209 MegaPath Corporation
30036 1548 1734 Mediacom Communications Corp
6389 1499 2357 BellSouth.net Inc.
6983 1340 1690 EarthLink, Inc.
10620 1325 3402 Telmex Colombia S.A.
34984 1247 1962 TELLCOM ILETISIM HIZMETLERI A
11492 1175 1269 CABLE ONE, INC.
6849 976 1158 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1567 2:736 4:20 5:2015 6:27 8:916
12:1776 13:38 14:1683 15:45 16:2 17:75
18:20 20:49 23:1373 24:1791 27:2275 31:1762
32:36 33:2 34:2 35:5 36:256 37:2250
38:1180 39:27 40:87 41:2764 42:388 43:1688
44:41 45:1757 46:2456 47:73 49:1129 50:841
51:8 52:141 54:197 55:3 56:6 57:43
58:1485 59:785 60:351 61:1838 62:1471 63:1907
64:4468 65:2161 66:4324 67:2146 68:1099 69:3234
70:1043 71:469 72:1983 74:2542 75:338 76:405
77:1329 78:1258 79:826 80:1328 81:1354 82:936
83:683 84:789 85:1576 86:466 87:1012 88:560
89:1947 90:168 91:6037 92:863 93:2313 94:2359
95:2307 96:465 97:355 98:952 99:45 100:70
101:988 103:10074 104:2124 105:153 106:400 107:1019
108:667 109:2105 110:1243 111:1648 112:943 113:1138
114:1036 115:1544 116:1511 117:1316 118:2022 119:1577
120:506 121:1117 122:2219 123:2001 124:1565 125:1690
128:713 129:380 130:412 131:1285 132:620 133:177
134:448 135:123 136:370 137:328 138:1690 139:212
140:248 141:470 142:638 143:868 144:606 145:161
146:849 147:643 148:1473 149:478 150:651 151:822
152:605 153:273 154:561 155:944 156:491 157:397
158:344 159:1098 160:442 161:738 162:2262 163:541
164:731 165:1036 166:303 167:1090 168:1658 169:626
170:1579 171:264 172:529 173:1668 174:725 175:730
176:1669 177:3932 178:2225 179:1095 180:2028 181:1704
182:1891 183:681 184:790 185:6049 186:3048 187:2063
188:2152 189:1731 190:7610 191:1200 192:8899 193:5712
194:4357 195:3750 196:1687 197:1068 198:5508 199:5631
200:6938 201:3683 202:9594 203:9607 204:4638 205:2704
206:2969 207:3066 208:4048 209:3785 210:3489 211:1783
212:2635 213:2175 214:830 215:71 216:5735 217:1928
218:696 219:345 220:1684 221:854 222:448 223:931
End of report