Routing Table Report 06:00 +10GMT Sat 26 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 489394
Prefixes after maximum aggregation: 192728
Deaggregation factor: 2.54
Unique aggregates announced to Internet: 243064
Total ASes present in the Internet Routing Table: 46620
Prefixes per ASN: 10.50
Origin-only ASes present in the Internet Routing Table: 35864
Origin ASes announcing only one prefix: 16403
Transit ASes present in the Internet Routing Table: 5908
Transit-only ASes present in the Internet Routing Table: 163
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 30
Max AS path prepend of ASN ( 57836) 25
Prefixes from unregistered ASNs in the Routing Table: 1848
Unregistered ASNs in the Routing Table: 460
Number of 32-bit ASNs allocated by the RIRs: 6448
Number of 32-bit ASNs visible in the Routing Table: 4848
Prefixes from 32-bit ASNs in the Routing Table: 15942
Number of bogon 32-bit ASNs visible in the Routing Table: 120
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 433
Number of addresses announced to Internet: 2674172928
Equivalent to 159 /8s, 100 /16s and 164 /24s
Percentage of available address space announced: 72.2
Percentage of allocated address space announced: 72.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.2
Total number of prefixes smaller than registry allocations: 169492
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114867
Total APNIC prefixes after maximum aggregation: 34306
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 117755
Unique aggregates announced from the APNIC address blocks: 49950
APNIC Region origin ASes present in the Internet Routing Table: 4889
APNIC Prefixes per ASN: 24.09
APNIC Region origin ASes announcing only one prefix: 1238
APNIC Region transit ASes present in the Internet Routing Table: 832
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 22
Number of APNIC region 32-bit ASNs visible in the Routing Table: 918
Number of APNIC addresses announced to Internet: 731554048
Equivalent to 43 /8s, 154 /16s and 161 /24s
Percentage of available APNIC address space announced: 85.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
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: 167616
Total ARIN prefixes after maximum aggregation: 83249
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 169142
Unique aggregates announced from the ARIN address blocks: 79248
ARIN Region origin ASes present in the Internet Routing Table: 16218
ARIN Prefixes per ASN: 10.43
ARIN Region origin ASes announcing only one prefix: 6112
ARIN Region transit ASes present in the Internet Routing Table: 1622
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: 91
Number of ARIN addresses announced to Internet: 1073610240
Equivalent to 63 /8s, 253 /16s and 254 /24s
Percentage of available ARIN address space announced: 56.8
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: 122984
Total RIPE prefixes after maximum aggregation: 62455
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127311
Unique aggregates announced from the RIPE address blocks: 80655
RIPE Region origin ASes present in the Internet Routing Table: 17673
RIPE Prefixes per ASN: 7.20
RIPE Region origin ASes announcing only one prefix: 8294
RIPE Region transit ASes present in the Internet Routing Table: 2810
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2695
Number of RIPE addresses announced to Internet: 657652480
Equivalent to 39 /8s, 50 /16s and 251 /24s
Percentage of available RIPE address space announced: 95.6
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: 55604
Total LACNIC prefixes after maximum aggregation: 10014
LACNIC Deaggregation factor: 5.55
Prefixes being announced from the LACNIC address blocks: 61832
Unique aggregates announced from the LACNIC address blocks: 28564
LACNIC Region origin ASes present in the Internet Routing Table: 2090
LACNIC Prefixes per ASN: 29.58
LACNIC Region origin ASes announcing only one prefix: 556
LACNIC Region transit ASes present in the Internet Routing Table: 427
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1121
Number of LACNIC addresses announced to Internet: 157831680
Equivalent to 9 /8s, 104 /16s and 82 /24s
Percentage of available LACNIC address space announced: 94.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus 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: 12248
Total AfriNIC prefixes after maximum aggregation: 2667
AfriNIC Deaggregation factor: 4.59
Prefixes being announced from the AfriNIC address blocks: 12920
Unique aggregates announced from the AfriNIC address blocks: 4283
AfriNIC Region origin ASes present in the Internet Routing Table: 714
AfriNIC Prefixes per ASN: 18.10
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 147
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 53214976
Equivalent to 3 /8s, 43 /16s and 255 /24s
Percentage of available AfriNIC address space announced: 52.9
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 2799 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2213 320 118 TPG Telecom Limited
4755 1849 396 197 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1333 103 544 Sify Limited
9498 1251 314 83 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
4808 1210 2151 355 CNCGROUP IP network China169
24560 1126 385 175 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 3060 2934 143 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
1785 2196 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
20115 1706 1690 566 Charter Communications
4323 1641 1073 409 tw telecom holdings, inc.
701 1482 11158 751 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1327 816 308 ITC^Deltacom
22561 1300 401 231 CenturyTel Internet Holdings,
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
34984 1668 264 277 TELLCOM ILETISIM HIZMETLERI A
8402 1560 544 16 OJSC "Vimpelcom"
20940 1301 500 985 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 901 369 44 Bezeq International-Ltd
6849 827 359 29 JSC "Ukrtelecom"
6830 765 2329 425 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 572 344 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
28573 3706 1955 98 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1931 972 21 Global Village Telecom
7303 1754 1174 229 Telecom Argentina S.A.
8151 1391 2944 405 Uninet S.A. de C.V.
6503 1152 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 857 114 50 Telconet S.A
11830 844 364 15 Instituto Costarricense de El
26615 843 2325 35 Tim Celular S.A.
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
36998 1634 240 6 Sudanese Mobile Telephone (ZA
24863 954 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 569 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 275 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
37054 234 20 9 Data Telecom Service
29571 206 20 21 Cote d'Ivoire Telecom
29975 192 668 21 Vodacom
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
28573 3706 1955 98 NET Serviços de Comunicação S
22773 3060 2934 143 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
10620 2844 459 199 Telmex Colombia S.A.
17974 2799 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2213 320 118 TPG Telecom Limited
1785 2196 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
18881 1931 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2981 2928 BellSouth.net Inc.
22773 3060 2917 Cox Communications Inc.
17974 2799 2721 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
7545 2213 2095 TPG Telecom Limited
1785 2196 2063 PaeTec Communications, Inc.
18881 1931 1910 Global Village Telecom
18566 2046 1868 MegaPath Corporation
4755 1849 1652 TATA Communications formerly
36998 1634 1628 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/hk/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
65456 PRIVATE 5.245.224.0/19 23456 32bit Transition AS
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
22511 UNALLOCATED 8.28.225.0/24 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
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 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<<
41.73.14.0/24 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 /8:16 /9:12 /10:31 /11:90 /12:256
/13:480 /14:956 /15:1671 /16:12923 /17:6773 /18:11474
/19:24234 /20:33878 /21:36648 /22:52999 /23:45961 /24:260960
/25:4 /26:5 /27:7 /28:7 /29:7 /30:0
/31:0 /32:1
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2306 3060 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1692 2981 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
8402 1245 1560 OJSC "Vimpelcom"
30036 1237 1400 Mediacom Communications Corp
11492 1190 1234 CABLE ONE, INC.
1785 1162 2196 PaeTec Communications, Inc.
6983 1043 1327 ITC^Deltacom
34984 1030 1668 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1024 2:696 3:3 4:15 5:969 6:19
8:680 12:1853 13:4 14:986 15:13 16:2
17:31 18:21 20:36 23:803 24:1747 25:1
27:1777 31:1450 32:40 33:2 34:5 36:132
37:1887 38:949 39:6 40:196 41:3138 42:252
44:10 46:2132 47:18 49:694 50:919 52:12
54:47 55:7 57:28 58:1161 59:603 60:398
61:1534 62:1224 63:1986 64:4373 65:2273 66:4148
67:2054 68:1034 69:3288 70:861 71:447 72:2024
74:2608 75:312 76:410 77:1515 78:961 79:699
80:1299 81:1150 82:730 83:754 84:711 85:1261
86:470 87:1187 88:523 89:1803 90:140 91:5721
92:683 93:1713 94:2046 95:1472 96:547 97:348
98:1070 99:48 100:54 101:790 103:4688 105:534
106:172 107:562 108:576 109:2079 110:987 111:1285
112:642 113:845 114:800 115:1115 116:1066 117:921
118:1425 119:1340 120:362 121:800 122:1968 123:1283
124:1371 125:1392 128:635 129:242 130:345 131:659
132:393 133:162 134:333 135:74 136:256 137:321
138:352 139:170 140:210 141:368 142:569 143:417
144:502 145:100 146:596 147:450 148:924 149:347
150:169 151:633 152:422 153:216 154:269 155:481
156:337 157:341 158:244 159:894 160:338 161:513
162:1346 163:218 164:677 165:612 166:275 167:610
168:1028 169:124 170:1386 171:191 172:22 173:1642
174:696 175:606 176:1367 177:2853 178:1963 179:591
180:1711 181:1110 182:1543 183:514 184:705 185:1544
186:2737 187:1497 188:1921 189:1479 190:7444 191:213
192:7209 193:5481 194:4028 195:3494 196:1382 197:1128
198:5009 199:5581 200:6216 201:2645 202:8954 203:8955
204:4638 205:2719 206:2937 207:2927 208:3992 209:3733
210:3071 211:1671 212:2183 213:2045 214:913 215:84
216:5452 217:1679 218:569 219:311 220:1276 221:597
222:346 223:578
End of report