* BGP Routing Table Analysis Reports *
Routing Table Report 06:00 +10GMT Wed 04 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 470183
Prefixes after maximum aggregation: 188718
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234644
Total ASes present in the Internet Routing Table: 45515
Prefixes per ASN: 10.33
Origin-only ASes present in the Internet Routing Table: 35484
Origin ASes announcing only one prefix: 16280
Transit ASes present in the Internet Routing Table: 5803
Transit-only ASes present in the Internet Routing Table: 154
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 37
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 1077
Unregistered ASNs in the Routing Table: 289
Number of 32-bit ASNs allocated by the RIRs: 5437
Number of 32-bit ASNs visible in the Routing Table: 4228
Prefixes from 32-bit ASNs in the Routing Table: 13338
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1264
Number of addresses announced to Internet: 2656876032
Equivalent to 158 /8s, 92 /16s and 182 /24s
Percentage of available address space announced: 71.8
Percentage of allocated address space announced: 71.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.3
Total number of prefixes smaller than registry allocations: 162782
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 110370
Total APNIC prefixes after maximum aggregation: 33534
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 112683
Unique aggregates announced from the APNIC address blocks: 47831
APNIC Region origin ASes present in the Internet Routing Table: 4853
APNIC Prefixes per ASN: 23.22
APNIC Region origin ASes announcing only one prefix: 1230
APNIC Region transit ASes present in the Internet Routing Table: 810
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 769
Number of APNIC addresses announced to Internet: 728611584
Equivalent to 43 /8s, 109 /16s and 187 /24s
Percentage of available APNIC address space announced: 85.2
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: 162395
Total ARIN prefixes after maximum aggregation: 81485
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 163250
Unique aggregates announced from the ARIN address blocks: 75651
ARIN Region origin ASes present in the Internet Routing Table: 15908
ARIN Prefixes per ASN: 10.26
ARIN Region origin ASes announcing only one prefix: 6001
ARIN Region transit ASes present in the Internet Routing Table: 1611
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: 40
Number of ARIN addresses announced to Internet: 1073182720
Equivalent to 63 /8s, 247 /16s and 120 /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: 118950
Total RIPE prefixes after maximum aggregation: 61025
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122763
Unique aggregates announced from the RIPE address blocks: 78840
RIPE Region origin ASes present in the Internet Routing Table: 17516
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8284
RIPE Region transit ASes present in the Internet Routing Table: 2785
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 25
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2504
Number of RIPE addresses announced to Internet: 656346368
Equivalent to 39 /8s, 31 /16s and 13 /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: 52661
Total LACNIC prefixes after maximum aggregation: 9880
LACNIC Deaggregation factor: 5.33
Prefixes being announced from the LACNIC address blocks: 57889
Unique aggregates announced from the LACNIC address blocks: 27283
LACNIC Region origin ASes present in the Internet Routing Table: 2047
LACNIC Prefixes per ASN: 28.28
LACNIC Region origin ASes announcing only one prefix: 558
LACNIC Region transit ASes present in the Internet Routing Table: 388
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 908
Number of LACNIC addresses announced to Internet: 145992960
Equivalent to 8 /8s, 179 /16s and 173 /24s
Percentage of available LACNIC address space announced: 87.0
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: 11692
Total AfriNIC prefixes after maximum aggregation: 2577
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12333
Unique aggregates announced from the AfriNIC address blocks: 4025
AfriNIC Region origin ASes present in the Internet Routing Table: 686
AfriNIC Prefixes per ASN: 17.98
AfriNIC Region origin ASes announcing only one prefix: 207
AfriNIC Region transit ASes present in the Internet Routing Table: 138
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: 7
Number of AfriNIC addresses announced to Internet: 48526080
Equivalent to 2 /8s, 228 /16s and 115 /24s
Percentage of available AfriNIC address space announced: 48.2
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 2719 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2103 319 111 TPG Internet Pty Ltd
4755 1794 392 190 TATA Communications formerly
9829 1541 1244 47 BSNL National Internet Backbo
4808 1293 2194 370 CNCGROUP IP network: China169
9583 1251 95 510 Sify Limited
9498 1217 309 73 BHARTI Airtel Ltd.
7552 1168 1080 13 Vietel Corporation
24560 1102 382 166 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 3042 3688 53 BellSouth.net Inc.
22773 2209 2939 137 Cox Communications, Inc.
18566 2052 379 178 MegaPath Corporation
1785 2043 685 132 PaeTec Communications, Inc.
20115 1684 1654 601 Charter Communications
4323 1653 1098 421 Time Warner Telecom
701 1512 11145 785 MCI Communications Services,
30036 1373 311 576 Mediacom Communications Corp
7018 1343 17798 883 AT&T WorldNet Services
6983 1294 771 579 ITC^Deltacom
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 1914 544 16 OJSC "Vimpelcom"
34984 1365 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1184 446 900 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 895 99 48 TOV "Bank-Inform"
6849 856 363 39 JSC UKRTELECOM,
8551 785 370 41 Bezeq International
6830 774 2328 426 UPC Distribution Services
12479 676 798 53 Uni2 Autonomous System
35228 547 246 16 Avatar Broadband Limited
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 3422 1829 94 NET Servicos de Comunicao S.A
10620 2673 433 213 Telmex Colombia S.A.
7303 1730 1151 233 Telecom Argentina Stet-France
18881 1707 908 20 Global Village Telecom
8151 1355 2852 420 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 814 93 89 Telconet S.A
6147 795 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 775 434 60 AVANTEL, 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 1854 112 5 Sudanese Mobile Telephone (ZA
24863 873 338 26 LINKdotNET AS number
6713 551 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 251 921 209 The Internet Solution
29571 229 21 15 Ci Telecom Autonomous system
36992 222 501 29 Etisalat MISR
15706 219 32 6 Sudatel Internet Exchange Aut
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 3422 1829 94 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2719 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2673 433 213 Telmex Colombia S.A.
22773 2209 2939 137 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2103 319 111 TPG Internet Pty Ltd
18566 2052 379 178 MegaPath Corporation
1785 2043 685 132 PaeTec Communications, Inc.
8402 1914 544 16 OJSC "Vimpelcom"
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 3042 2989 BellSouth.net Inc.
17974 2719 2631 PT TELEKOMUNIKASI INDONESIA
10620 2673 2460 Telmex Colombia S.A.
22773 2209 2072 Cox Communications, Inc.
7545 2103 1992 TPG Internet Pty Ltd
1785 2043 1911 PaeTec Communications, Inc.
8402 1914 1898 OJSC "Vimpelcom"
18566 2052 1874 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
18881 1707 1687 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/hk/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 1.38.8.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.9.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.11.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.32.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.160.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.192.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.224.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.240.0/21 38266 Hutchison Essar Ltd.
65514 PRIVATE 5.102.224.0/19 47956 XFONE COMMUNICATION
62828 UNALLOCATED 8.21.130.0/24 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
23.90.128.0/18 27418 OUTOFWALL INC.
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.120.0/21 36351 SoftLayer Technologies Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
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 /9:11 /10:31 /11:92 /12:253
/13:476 /14:929 /15:1633 /16:12823 /17:6749 /18:11206
/19:23133 /20:32958 /21:35604 /22:50093 /23:43789 /24:250355
/25:3 /26:5 /27:9 /28:7 /29:6 /30:0
/31:0 /32:1
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2007 2052 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1599 1914 OJSC "Vimpelcom"
22773 1462 2209 Cox Communications, Inc.
30036 1213 1373 Mediacom Communications Corp
11492 1185 1223 Cable One
1785 1086 2043 PaeTec Communications, Inc.
6983 1035 1294 ITC^Deltacom
22561 964 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:918 2:859 3:3 4:17 5:804 6:21
8:611 12:1876 13:3 14:900 15:11 16:3
17:18 18:19 20:25 23:614 24:1769 27:1657
31:1515 32:45 33:2 34:5 36:95 37:1940
38:915 39:5 40:181 41:3248 42:327 44:14
46:2050 47:10 49:703 50:847 52:12 54:44
55:5 56:4 57:26 58:1077 59:582 60:367
61:1478 62:1235 63:1977 64:4395 65:2345 66:4144
67:2096 68:1096 69:3293 70:894 71:504 72:2010
74:2585 75:327 76:293 77:1215 78:1040 79:670
80:1280 81:1053 82:629 83:694 84:584 85:1254
86:382 87:1033 88:545 89:1564 90:155 91:5683
92:613 93:1609 94:2102 95:1510 96:513 97:349
98:1058 99:41 100:30 101:654 103:3752 105:530
106:143 107:215 108:535 109:2008 110:980 111:1118
112:588 113:800 114:764 115:1045 116:998 117:828
118:1225 119:1294 120:341 121:755 122:1870 123:1269
124:1411 125:1438 128:655 129:234 130:352 131:668
132:348 133:158 134:304 135:72 136:276 137:269
138:351 139:168 140:199 141:336 142:548 143:408
144:496 145:90 146:548 147:431 148:772 149:368
150:153 151:484 152:413 153:207 154:42 155:506
156:310 157:420 158:284 159:694 160:361 161:456
162:904 163:227 164:621 165:585 166:275 167:638
168:1033 169:125 170:1105 171:185 172:11 173:1620
174:667 175:538 176:1331 177:2500 178:1874 179:307
180:1590 181:880 182:1405 183:479 184:626 185:1088
186:2646 187:1433 188:1944 189:1241 190:7246 192:7086
193:5441 194:4028 195:3360 196:1327 197:1036 198:4737
199:5496 200:6060 201:2491 202:8956 203:8885 204:4537
205:2637 206:2887 207:2795 208:3955 209:3662 210:3015
211:1579 212:2151 213:1989 214:888 215:84 216:5420
217:1708 218:633 219:320 220:1263 221:587 222:332
223:519
End of report
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