Routing Table Report 06:00 +10GMT Sun 27 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 489489
Prefixes after maximum aggregation: 192712
Deaggregation factor: 2.54
Unique aggregates announced to Internet: 243324
Total ASes present in the Internet Routing Table: 46609
Prefixes per ASN: 10.50
Origin-only ASes present in the Internet Routing Table: 35848
Origin ASes announcing only one prefix: 16398
Transit ASes present in the Internet Routing Table: 5913
Transit-only ASes present in the Internet Routing Table: 166
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: 1842
Unregistered ASNs in the Routing Table: 462
Number of 32-bit ASNs allocated by the RIRs: 6464
Number of 32-bit ASNs visible in the Routing Table: 4848
Prefixes from 32-bit ASNs in the Routing Table: 15917
Number of bogon 32-bit ASNs visible in the Routing Table: 122
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 432
Number of addresses announced to Internet: 2674786048
Equivalent to 159 /8s, 109 /16s and 255 /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: 96.3
Total number of prefixes smaller than registry allocations: 169504
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114856
Total APNIC prefixes after maximum aggregation: 34401
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 117737
Unique aggregates announced from the APNIC address blocks: 50075
APNIC Region origin ASes present in the Internet Routing Table: 4896
APNIC Prefixes per ASN: 24.05
APNIC Region origin ASes announcing only one prefix: 1238
APNIC Region transit ASes present in the Internet Routing Table: 835
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: 920
Number of APNIC addresses announced to Internet: 732270592
Equivalent to 43 /8s, 165 /16s and 144 /24s
Percentage of available APNIC address space announced: 85.6
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 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: 167560
Total ARIN prefixes after maximum aggregation: 83102
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 169091
Unique aggregates announced from the ARIN address blocks: 79230
ARIN Region origin ASes present in the Internet Routing Table: 16208
ARIN Prefixes per ASN: 10.43
ARIN Region origin ASes announcing only one prefix: 6109
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: 89
Number of ARIN addresses announced to Internet: 1073369600
Equivalent to 63 /8s, 250 /16s and 82 /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: 122887
Total RIPE prefixes after maximum aggregation: 62471
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127185
Unique aggregates announced from the RIPE address blocks: 80758
RIPE Region origin ASes present in the Internet Routing Table: 17660
RIPE Prefixes per ASN: 7.20
RIPE Region origin ASes announcing only one prefix: 8289
RIPE Region transit ASes present in the Internet Routing Table: 2813
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: 2697
Number of RIPE addresses announced to Internet: 657551872
Equivalent to 39 /8s, 49 /16s and 114 /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: 55894
Total LACNIC prefixes after maximum aggregation: 10040
LACNIC Deaggregation factor: 5.57
Prefixes being announced from the LACNIC address blocks: 62119
Unique aggregates announced from the LACNIC address blocks: 28612
LACNIC Region origin ASes present in the Internet Routing Table: 2092
LACNIC Prefixes per ASN: 29.69
LACNIC Region origin ASes announcing only one prefix: 557
LACNIC Region transit ASes present in the Internet Routing Table: 425
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: 1119
Number of LACNIC addresses announced to Internet: 158061312
Equivalent to 9 /8s, 107 /16s and 211 /24s
Percentage of available LACNIC address space announced: 94.2
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: 12252
Total AfriNIC prefixes after maximum aggregation: 2661
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12924
Unique aggregates announced from the AfriNIC address blocks: 4288
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: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 145
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: 53223680
Equivalent to 3 /8s, 44 /16s and 33 /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 2798 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2213 320 118 TPG Telecom Limited
4755 1850 396 198 TATA Communications formerly
9829 1603 1285 40 National Internet Backbone
9583 1333 103 544 Sify Limited
9498 1254 314 85 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 3062 2937 134 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
1785 2196 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
20115 1702 1690 564 Charter Communications
4323 1641 1073 409 tw telecom holdings, inc.
701 1480 11158 750 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1327 816 308 ITC^Deltacom
22561 1302 402 233 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 1535 544 16 OJSC "Vimpelcom"
20940 1301 500 985 Akamai International B.V.
13188 1035 100 36 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 902 369 44 Bezeq International-Ltd
6849 826 357 28 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 3713 1955 98 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1933 972 21 Global Village Telecom
7303 1754 1174 229 Telecom Argentina S.A.
8151 1392 2944 406 Uninet S.A. de C.V.
6503 1109 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 861 114 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 568 958 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
29975 192 668 21 Vodacom
29571 189 20 18 Cote d'Ivoire Telecom
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 3713 1955 98 NET Serviços de Comunicação S
22773 3062 2937 134 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
10620 2844 459 199 Telmex Colombia S.A.
17974 2798 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 1933 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
22773 3062 2928 Cox Communications Inc.
6389 2981 2928 BellSouth.net Inc.
17974 2798 2720 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
7545 2213 2095 TPG Telecom Limited
1785 2196 2063 PaeTec Communications, Inc.
18881 1933 1912 Global Village Telecom
18566 2046 1868 MegaPath Corporation
4755 1850 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 /14:957 /15:1676 /16:12920 /17:6775 /18:11485
/19:24238 /20:33943 /21:36662 /22:53021 /23:45987 /24:260908
/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 3062 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1692 2981 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
30036 1237 1400 Mediacom Communications Corp
8402 1224 1535 OJSC "Vimpelcom"
11492 1191 1235 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 2:695 3:3 4:15 5:965 6:19
8:678 12:1850 13:4 14:987 15:13 16:2
17:31 18:21 20:36 23:804 24:1745 25:1
27:1777 31:1445 32:40 33:2 34:5 36:133
37:1878 38:942 39:6 40:196 41:3138 42:252
44:10 46:2128 47:18 49:695 50:920 52:12
54:47 55:4 57:28 58:1159 59:604 60:398
61:1531 62:1224 63:1983 64:4376 65:2272 66:4138
67:2057 68:1035 69:3290 70:863 71:447 72:2016
74:2613 75:312 76:410 77:1529 78:964 79:700
80:1292 81:1149 82:730 83:754 84:712 85:1259
86:470 87:1186 88:523 89:1802 90:140 91:5726
92:684 93:1714 94:2046 95:1470 96:547 97:348
98:1070 99:48 100:54 101:794 103:4694 105:534
106:172 107:561 108:576 109:2039 110:984 111:1285
112:645 113:843 114:797 115:1117 116:1056 117:921
118:1424 119:1335 120:355 121:803 122:1962 123:1285
124:1376 125:1398 128:630 129:312 130:345 131:658
132:393 133:162 134:331 135:74 136:256 137:322
138:352 139:170 140:208 141:368 142:569 143:415
144:496 145:100 146:596 147:447 148:925 149:346
150:168 151:633 152:422 153:216 154:269 155:480
156:337 157:339 158:243 159:895 160:337 161:513
162:1343 163:219 164:677 165:612 166:265 167:611
168:1025 169:124 170:1392 171:191 172:22 173:1640
174:696 175:605 176:1358 177:2865 178:1956 179:593
180:1712 181:1115 182:1541 183:514 184:708 185:1544
186:2770 187:1519 188:1922 189:1467 190:7476 191:212
192:7212 193:5461 194:4032 195:3492 196:1375 197:1140
198:5014 199:5575 200:6236 201:2645 202:8948 203:8931
204:4633 205:2704 206:2931 207:2926 208:3983 209:3722
210:3074 211:1675 212:2186 213:2028 214:908 215:84
216:5444 217:1681 218:569 219:311 220:1276 221:597
222:346 223:578
End of report