Routing Table Report 06:00 +10GMT Fri 28 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 480794
Prefixes after maximum aggregation: 190540
Deaggregation factor: 2.52
Unique aggregates announced to Internet: 239251
Total ASes present in the Internet Routing Table: 46141
Prefixes per ASN: 10.42
Origin-only ASes present in the Internet Routing Table: 35675
Origin ASes announcing only one prefix: 16416
Transit ASes present in the Internet Routing Table: 5885
Transit-only ASes present in the Internet Routing Table: 160
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1879
Unregistered ASNs in the Routing Table: 485
Number of 32-bit ASNs allocated by the RIRs: 6011
Number of 32-bit ASNs visible in the Routing Table: 4581
Prefixes from 32-bit ASNs in the Routing Table: 14720
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 390
Number of addresses announced to Internet: 2656217856
Equivalent to 158 /8s, 82 /16s and 171 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.8
Total number of prefixes smaller than registry allocations: 166884
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112958
Total APNIC prefixes after maximum aggregation: 33880
APNIC Deaggregation factor: 3.33
Prefixes being announced from the APNIC address blocks: 115525
Unique aggregates announced from the APNIC address blocks: 49342
APNIC Region origin ASes present in the Internet Routing Table: 4871
APNIC Prefixes per ASN: 23.72
APNIC Region origin ASes announcing only one prefix: 1244
APNIC Region transit ASes present in the Internet Routing Table: 828
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 849
Number of APNIC addresses announced to Internet: 731373568
Equivalent to 43 /8s, 151 /16s and 224 /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: 165046
Total ARIN prefixes after maximum aggregation: 82629
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 166542
Unique aggregates announced from the ARIN address blocks: 77550
ARIN Region origin ASes present in the Internet Routing Table: 16139
ARIN Prefixes per ASN: 10.32
ARIN Region origin ASes announcing only one prefix: 6125
ARIN Region transit ASes present in the Internet Routing Table: 1622
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 66
Number of ARIN addresses announced to Internet: 1065272064
Equivalent to 63 /8s, 126 /16s and 195 /24s
Percentage of available ARIN address space announced: 56.4
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: 121688
Total RIPE prefixes after maximum aggregation: 61426
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 125624
Unique aggregates announced from the RIPE address blocks: 79890
RIPE Region origin ASes present in the Internet Routing Table: 17603
RIPE Prefixes per ASN: 7.14
RIPE Region origin ASes announcing only one prefix: 8297
RIPE Region transit ASes present in the Internet Routing Table: 2802
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: 2634
Number of RIPE addresses announced to Internet: 655897344
Equivalent to 39 /8s, 24 /16s and 51 /24s
Percentage of available RIPE address space announced: 95.4
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, 196608-200191
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: 54467
Total LACNIC prefixes after maximum aggregation: 9955
LACNIC Deaggregation factor: 5.47
Prefixes being announced from the LACNIC address blocks: 60212
Unique aggregates announced from the LACNIC address blocks: 27997
LACNIC Region origin ASes present in the Internet Routing Table: 2068
LACNIC Prefixes per ASN: 29.12
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 413
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1020
Number of LACNIC addresses announced to Internet: 151961856
Equivalent to 9 /8s, 14 /16s and 193 /24s
Percentage of available LACNIC address space announced: 90.6
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: 11792
Total AfriNIC prefixes after maximum aggregation: 2613
AfriNIC Deaggregation factor: 4.51
Prefixes being announced from the AfriNIC address blocks: 12500
Unique aggregates announced from the AfriNIC address blocks: 4157
AfriNIC Region origin ASes present in the Internet Routing Table: 694
AfriNIC Prefixes per ASN: 18.01
AfriNIC Region origin ASes announcing only one prefix: 198
AfriNIC Region transit ASes present in the Internet Routing Table: 147
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 12
Number of AfriNIC addresses announced to Internet: 51351040
Equivalent to 3 /8s, 15 /16s and 142 /24s
Percentage of available AfriNIC address space announced: 51.0
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 2756 902 88 PT Telekomunikasi Indonesia
4766 2207 11573 595 Korea Telecom
7545 2188 320 117 TPG Telecom Limited
4755 1837 396 197 TATA Communications formerly
9829 1592 1283 39 National Internet Backbone
9583 1310 101 531 Sify Limited
7552 1235 1082 13 Viettel Corporation
9498 1225 309 68 BHARTI Airtel Ltd.
4808 1180 2121 357 CNCGROUP IP network China169
24560 1108 379 174 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
6389 3022 3688 53 BellSouth.net Inc.
22773 2320 2938 140 Cox Communications Inc.
1785 2158 691 130 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1687 1673 576 Charter Communications
4323 1634 1089 413 tw telecom holdings, inc.
701 1492 11174 763 MCI Communications Services,
30036 1379 298 565 Mediacom Communications Corp
6983 1301 772 582 ITC^Deltacom
7018 1298 18004 844 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
8402 1781 544 16 OJSC "Vimpelcom"
34984 1408 243 222 TELLCOM ILETISIM HIZMETLERI A
20940 1245 468 947 Akamai International B.V.
13188 1048 100 28 TOV "Bank-Inform"
31148 1017 45 21 Freenet Ltd.
8551 903 370 41 Bezeq International-Ltd
6849 866 363 38 JSC "Ukrtelecom"
6830 775 2331 426 Liberty Global Operations B.V
12479 713 798 51 France Telecom Espana SA
35819 563 634 74 Bayanat Al-Oula For Network S
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 3516 1946 93 NET Serviços de Comunicação S
10620 2753 440 199 Telmex Colombia S.A.
18881 1907 972 21 Global Village Telecom
7303 1751 1172 223 Telecom Argentina S.A.
8151 1377 2908 416 Uninet S.A. de C.V.
6503 934 434 61 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
7738 845 1626 38 Telemar Norte Leste S.A.
27947 839 101 89 Telconet S.A
3816 781 315 125 COLOMBIA TELECOMUNICACIONES 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
36998 1638 240 6 Sudanese Mobile Telephone (ZA
24863 920 376 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 492 958 13 TE-AS
24835 299 144 9 Vodafone Data
36992 264 783 24 ETISALAT MISR
3741 247 921 208 Internet Solutions
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29975 192 668 21 Vodacom
29571 180 22 15 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 3516 1946 93 NET Serviços de Comunicação S
6389 3022 3688 53 BellSouth.net Inc.
17974 2756 902 88 PT Telekomunikasi Indonesia
10620 2753 440 199 Telmex Colombia S.A.
22773 2320 2938 140 Cox Communications Inc.
4766 2207 11573 595 Korea Telecom
7545 2188 320 117 TPG Telecom Limited
1785 2158 691 130 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
18881 1907 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 3022 2969 BellSouth.net Inc.
17974 2756 2668 PT Telekomunikasi Indonesia
10620 2753 2554 Telmex Colombia S.A.
22773 2320 2180 Cox Communications Inc.
7545 2188 2071 TPG Telecom Limited
1785 2158 2028 PaeTec Communications, Inc.
18881 1907 1886 Global Village Telecom
18566 2047 1869 MegaPath Corporation
8402 1781 1765 OJSC "Vimpelcom"
4755 1837 1640 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/hk/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65001 PRIVATE 5.104.175.0/24 57344 Telehouse EAD
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
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
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 /10:30 /11:90 /12:255
/13:475 /14:948 /15:1643 /16:12835 /17:6705 /18:11407
/19:23745 /20:33526 /21:36163 /22:51665 /23:44868 /24:256380
/25:3 /26:5 /27:9 /28:6 /29:6 /30:0
/31:0 /32:1
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
6389 1696 3022 BellSouth.net Inc.
36998 1599 1638 Sudanese Mobile Telephone (ZA
22773 1560 2320 Cox Communications Inc.
8402 1465 1781 OJSC "Vimpelcom"
30036 1217 1379 Mediacom Communications Corp
11492 1165 1205 CABLE ONE, INC.
1785 1155 2158 PaeTec Communications, Inc.
6983 1039 1301 ITC^Deltacom
22561 990 1288 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:976 2:800 3:3 4:16 5:897 6:19
8:650 12:1849 13:4 14:946 15:9 16:2
17:25 18:21 20:35 23:689 24:1720 27:1754
31:1565 32:44 33:2 34:5 36:119 37:1935
38:929 39:4 40:193 41:3076 42:248 44:18
46:2162 47:13 49:678 50:911 52:12 54:56
55:7 57:26 58:1075 59:594 60:375 61:1520
62:1251 63:1978 64:4358 65:2238 66:4195 67:2062
68:1036 69:3295 70:845 71:469 72:1959 74:2663
75:299 76:381 77:1229 78:1042 79:693 80:1301
81:1115 82:671 83:743 84:747 85:1261 86:393
87:1070 88:519 89:1658 90:151 91:5730 92:665
93:1673 94:2049 95:1479 96:535 97:352 98:1067
99:41 100:35 101:785 103:4269 105:534 106:166
107:499 108:540 109:2091 110:990 111:1250 112:618
113:818 114:790 115:1075 116:1047 117:869 118:1293
119:1310 120:350 121:781 122:1917 123:1261 124:1418
125:1453 128:641 129:244 130:357 131:652 132:357
133:157 134:317 135:74 136:247 137:304 138:350
139:159 140:210 141:358 142:556 143:417 144:498
145:99 146:600 147:447 148:796 149:340 150:149
151:599 152:421 153:204 154:90 155:461 156:328
157:367 158:220 159:868 160:355 161:473 162:1191
163:217 164:668 165:611 166:279 167:593 168:1049
169:125 170:1195 171:195 172:17 173:1634 174:679
175:589 176:1455 177:2796 178:1981 179:534 180:1622
181:998 182:1445 183:492 184:692 185:1303 186:2796
187:1443 188:1980 189:1287 190:7462 191:96 192:7100
193:5437 194:4016 195:3363 196:1352 197:1109 198:4906
199:5566 200:6034 201:2670 202:8916 203:8878 204:4653
205:2652 206:2905 207:2887 208:3982 209:3703 210:3043
211:1679 212:2207 213:2007 214:833 215:84 216:5495
217:1706 218:563 219:315 220:1290 221:596 222:339
223:601
End of report