Routing Table Report 06:00 +10GMT Sun 31 May, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 537419
Prefixes after maximum aggregation (per Origin AS): 206125
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 266160
Total ASes present in the Internet Routing Table: 50328
Prefixes per ASN: 10.68
Origin-only ASes present in the Internet Routing Table: 36735
Origin ASes announcing only one prefix: 16307
Transit ASes present in the Internet Routing Table: 6146
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: 42
Max AS path prepend of ASN ( 57836) 25
Prefixes from unregistered ASNs in the Routing Table: 1032
Unregistered ASNs in the Routing Table: 398
Number of 32-bit ASNs allocated by the RIRs: 9661
Number of 32-bit ASNs visible in the Routing Table: 7447
Prefixes from 32-bit ASNs in the Routing Table: 27087
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: 2758703105
Equivalent to 164 /8s, 110 /16s and 120 /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: 179523
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 130650
Total APNIC prefixes after maximum aggregation: 38057
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 136914
Unique aggregates announced from the APNIC address blocks: 57233
APNIC Region origin ASes present in the Internet Routing Table: 5024
APNIC Prefixes per ASN: 27.25
APNIC Region origin ASes announcing only one prefix: 1218
APNIC Region transit ASes present in the Internet Routing Table: 849
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: 1451
Number of APNIC addresses announced to Internet: 749004545
Equivalent to 44 /8s, 164 /16s and 231 /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: 176459
Total ARIN prefixes after maximum aggregation: 87638
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 179371
Unique aggregates announced from the ARIN address blocks: 84761
ARIN Region origin ASes present in the Internet Routing Table: 16574
ARIN Prefixes per ASN: 10.82
ARIN Region origin ASes announcing only one prefix: 6114
ARIN Region transit ASes present in the Internet Routing Table: 1670
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: 463
Number of ARIN addresses announced to Internet: 1080893696
Equivalent to 64 /8s, 109 /16s and 33 /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: 131616
Total RIPE prefixes after maximum aggregation: 65918
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 137926
Unique aggregates announced from the RIPE address blocks: 86008
RIPE Region origin ASes present in the Internet Routing Table: 17925
RIPE Prefixes per ASN: 7.69
RIPE Region origin ASes announcing only one prefix: 8145
RIPE Region transit ASes present in the Internet Routing Table: 2908
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3730
Number of RIPE addresses announced to Internet: 694413312
Equivalent to 41 /8s, 99 /16s and 232 /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: 59564
Total LACNIC prefixes after maximum aggregation: 11414
LACNIC Deaggregation factor: 5.22
Prefixes being announced from the LACNIC address blocks: 69596
Unique aggregates announced from the LACNIC address blocks: 32674
LACNIC Region origin ASes present in the Internet Routing Table: 2440
LACNIC Prefixes per ASN: 28.52
LACNIC Region origin ASes announcing only one prefix: 635
LACNIC Region transit ASes present in the Internet Routing Table: 495
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: 1688
Number of LACNIC addresses announced to Internet: 168349952
Equivalent to 10 /8s, 8 /16s and 209 /24s
Percentage of available LACNIC address space announced: 100.3
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: 11961
Total AfriNIC prefixes after maximum aggregation: 3055
AfriNIC Deaggregation factor: 3.92
Prefixes being announced from the AfriNIC address blocks: 13261
Unique aggregates announced from the AfriNIC address blocks: 5167
AfriNIC Region origin ASes present in the Internet Routing Table: 728
AfriNIC Prefixes per ASN: 18.22
AfriNIC Region origin ASes announcing only one prefix: 195
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: 65732864
Equivalent to 3 /8s, 235 /16s and 1 /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 2690 904 81 PT Telekomunikasi Indonesia
7545 2430 336 130 TPG Telecom Limited
4766 2192 11549 618 Korea Telecom
4755 2026 423 219 TATA Communications formerly
9829 1668 1332 62 National Internet Backbone
9808 1636 8639 17 Guangdong Mobile Communicatio
9583 1450 120 589 Sify Limited
9498 1331 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 3044 2958 141 Cox Communications Inc.
6389 2782 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 1533 313 500 Mediacom Communications Corp
701 1391 11322 680 MCI Communications Services,
22561 1358 414 250 CenturyTel Internet Holdings,
7018 1208 19070 851 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 2028 305 356 TELLCOM ILETISIM HIZMETLERI A
20940 1914 753 1401 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1054 544 15 OJSC "Vimpelcom"
31148 1049 45 23 Freenet Ltd.
13188 1040 97 70 TOV "Bank-Inform"
12479 944 868 72 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 3237 530 203 Telmex Colombia S.A.
28573 2280 2181 117 NET Serviços de Comunicação S
7303 1667 1046 239 Telecom Argentina S.A.
8151 1662 3257 465 Uninet S.A. de C.V.
6147 1632 374 30 Telefonica del Peru S.A.A.
6503 1248 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 911 416 186 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 843 958 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 190 807 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 3237 530 203 Telmex Colombia S.A.
22773 3044 2958 141 Cox Communications Inc.
6389 2782 3688 51 BellSouth.net Inc.
17974 2690 904 81 PT Telekomunikasi Indonesia
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
7545 2430 336 130 TPG Telecom Limited
28573 2280 2181 117 NET Serviços de Comunicação S
4766 2192 11549 618 Korea Telecom
18566 2047 379 189 MegaPath Corporation
34984 2028 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 3044 2903 Cox Communications Inc.
6389 2782 2731 BellSouth.net Inc.
17974 2690 2609 PT Telekomunikasi Indonesia
39891 2473 2466 SaudiNet, Saudi Telecom Compa
7545 2430 2300 TPG Telecom Limited
28573 2280 2163 NET Serviços de Comunicação S
18566 2047 1858 MegaPath Corporation
4755 2026 1807 TATA Communications formerly
34984 2028 1672 TELLCOM ILETISIM HIZMETLERI A
9808 1636 1619 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 /14:996 /15:1709 /16:12920 /17:7205 /18:12277
/19:25309 /20:35755 /21:38369 /22:59333 /23:50822 /24:291595
/25:5 /26:5 /27:10 /28:5 /29:7 /30:1
/31:0 /32:172
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2252 3044 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1634 2782 BellSouth.net Inc.
6983 1395 1746 EarthLink, Inc.
30036 1368 1533 Mediacom Communications Corp
34984 1322 2028 TELLCOM ILETISIM HIZMETLERI A
6147 1183 1632 Telefonica del Peru S.A.A.
10620 1136 3237 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)
----------------------------------------------
1:1458 2:669 4:18 5:1811 6:23 8:818
11:1 12:1830 13:10 14:1248 15:17 16:2
17:43 18:22 20:48 23:1234 24:1700 27:1904
31:1596 32:38 33:2 34:4 35:3 36:113
37:1917 38:1032 39:6 40:251 41:2664 42:278
43:1289 44:22 45:659 46:2195 47:42 49:879
50:804 52:12 54:76 55:5 56:8 57:39
58:1246 59:692 60:477 61:1745 62:1314 63:1896
64:4399 65:2265 66:4064 67:2053 68:1056 69:3238
70:978 71:447 72:1981 74:2643 75:335 76:414
77:1378 78:1205 79:786 80:1319 81:1299 82:808
83:699 84:703 85:1400 86:391 87:1032 88:520
89:1841 90:152 91:5965 92:855 93:2219 94:2072
95:2143 96:427 97:353 98:1048 99:49 100:69
101:815 103:7442 104:1783 105:61 106:225 107:976
108:625 109:2038 110:1096 111:1488 112:804 113:1068
114:824 115:1285 116:1350 117:1061 118:1735 119:1417
120:434 121:1066 122:2142 123:1831 124:1473 125:1563
128:641 129:384 130:399 131:1185 132:482 133:178
134:408 135:108 136:328 137:310 138:772 139:149
140:235 141:447 142:666 143:502 144:572 145:116
146:726 147:587 148:1203 149:407 150:563 151:602
152:486 153:244 154:482 155:859 156:408 157:463
158:336 159:913 160:381 161:658 162:1941 163:423
164:653 165:692 166:307 167:834 168:1303 169:172
170:1460 171:238 172:68 173:1521 174:715 175:694
176:1304 177:3701 178:2128 179:920 180:1924 181:1693
182:1745 183:655 184:755 185:3553 186:2659 187:1743
188:2019 189:1581 190:7703 191:986 192:8341 193:5593
194:4132 195:3632 196:1470 197:957 198:5490 199:5507
200:6649 201:3083 202:9145 203:9108 204:4655 205:2800
206:3047 207:2937 208:3965 209:3932 210:3221 211:1775
212:2504 213:2312 214:847 215:73 216:5720 217:1761
218:661 219:328 220:1432 221:773 222:383 223:704
End of report
