* BGP Routing Table Analysis Reports *
Routing Table Report 05:00 +10GMT Sun 10 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 467055
Prefixes after maximum aggregation: 187800
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233619
Total ASes present in the Internet Routing Table: 45281
Prefixes per ASN: 10.31
Origin-only ASes present in the Internet Routing Table: 35414
Origin ASes announcing only one prefix: 16286
Transit ASes present in the Internet Routing Table: 5745
Transit-only ASes present in the Internet Routing Table: 145
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 818
Unregistered ASNs in the Routing Table: 216
Number of 32-bit ASNs allocated by the RIRs: 5325
Number of 32-bit ASNs visible in the Routing Table: 4122
Prefixes from 32-bit ASNs in the Routing Table: 12879
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1015
Number of addresses announced to Internet: 2654192700
Equivalent to 158 /8s, 51 /16s and 196 /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: 95.1
Total number of prefixes smaller than registry allocations: 162258
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 109346
Total APNIC prefixes after maximum aggregation: 33289
APNIC Deaggregation factor: 3.28
Prefixes being announced from the APNIC address blocks: 111520
Unique aggregates announced from the APNIC address blocks: 47320
APNIC Region origin ASes present in the Internet Routing Table: 4844
APNIC Prefixes per ASN: 23.02
APNIC Region origin ASes announcing only one prefix: 1230
APNIC Region transit ASes present in the Internet Routing Table: 813
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 732
Number of APNIC addresses announced to Internet: 729988412
Equivalent to 43 /8s, 130 /16s and 189 /24s
Percentage of available APNIC address space announced: 85.3
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: 161595
Total ARIN prefixes after maximum aggregation: 81154
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162495
Unique aggregates announced from the ARIN address blocks: 75823
ARIN Region origin ASes present in the Internet Routing Table: 15879
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6013
ARIN Region transit ASes present in the Internet Routing Table: 1619
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 34
Number of ARIN addresses announced to Internet: 1073276416
Equivalent to 63 /8s, 248 /16s and 230 /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: 118758
Total RIPE prefixes after maximum aggregation: 60845
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122466
Unique aggregates announced from the RIPE address blocks: 78733
RIPE Region origin ASes present in the Internet Routing Table: 17488
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8297
RIPE Region transit ASes present in the Internet Routing Table: 2744
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2464
Number of RIPE addresses announced to Internet: 656627456
Equivalent to 39 /8s, 35 /16s and 87 /24s
Percentage of available RIPE address space announced: 95.5
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: 52042
Total LACNIC prefixes after maximum aggregation: 9776
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 57164
Unique aggregates announced from the LACNIC address blocks: 26893
LACNIC Region origin ASes present in the Internet Routing Table: 2028
LACNIC Prefixes per ASN: 28.19
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 379
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 886
Number of LACNIC addresses announced to Internet: 142575872
Equivalent to 8 /8s, 127 /16s and 137 /24s
Percentage of available LACNIC address space announced: 85.0
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: 11755
Total AfriNIC prefixes after maximum aggregation: 2593
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12395
Unique aggregates announced from the AfriNIC address blocks: 4026
AfriNIC Region origin ASes present in the Internet Routing Table: 676
AfriNIC Prefixes per ASN: 18.34
AfriNIC Region origin ASes announcing only one prefix: 195
AfriNIC Region transit ASes present in the Internet Routing Table: 128
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6
Number of AfriNIC addresses announced to Internet: 48103936
Equivalent to 2 /8s, 222 /16s and 2 /24s
Percentage of available AfriNIC address space announced: 47.8
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 2714 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2113 319 111 TPG Internet Pty Ltd
4755 1787 391 187 TATA Communications formerly
9829 1542 1242 46 BSNL National Internet Backbo
9498 1211 309 74 BHARTI Airtel Ltd.
9583 1190 91 513 Sify Limited
7552 1155 1080 13 Vietel Corporation
24560 1094 380 163 Bharti Airtel Ltd., Telemedia
4808 1046 1950 303 CNCGROUP IP network: China169
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3054 3688 56 BellSouth.net Inc.
22773 2197 2939 139 Cox Communications, Inc.
18566 2056 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
20115 1682 1653 607 Charter Communications
4323 1640 1118 422 Time Warner Telecom
701 1501 11145 779 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1339 17779 872 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1906 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1143 421 858 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 886 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 774 2328 426 UPC Distribution Services
12479 677 798 55 Uni2 Autonomous System
35228 542 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3443 1788 85 NET Servicos de Comunicao S.A
10620 2648 429 233 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1548 908 20 Global Village Telecom
8151 1345 2849 412 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 820 94 92 Telconet S.A
6503 787 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
3816 750 301 123 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1864 112 5 Sudanese Mobile Telephone (ZA
24863 891 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
24835 298 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 229 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3443 1788 85 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
17974 2714 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2648 429 233 TVCABLE BOGOTA
22773 2197 2939 139 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2113 319 111 TPG Internet Pty Ltd
18566 2056 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
8402 1906 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3054 2998 BellSouth.net Inc.
17974 2714 2625 PT TELEKOMUNIKASI INDONESIA
10620 2648 2415 TVCABLE BOGOTA
22773 2197 2058 Cox Communications, Inc.
7545 2113 2002 TPG Internet Pty Ltd
1785 2038 1907 PaeTec Communications, Inc.
8402 1906 1889 OJSC "Vimpelcom"
18566 2056 1878 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
4755 1787 1600 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/au/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.
62828 UNALLOCATED 8.21.130.0/24 3356 Level 3 Communicatio
62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/au/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 3257 Tiscali Intl Network
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.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
Complete listing at http://thyme.rand.apnic.net/au/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:11 /10:31 /11:92 /12:254
/13:473 /14:927 /15:1635 /16:12862 /17:6757 /18:11176
/19:23039 /20:32684 /21:35524 /22:49759 /23:43602 /24:247986
/25:44 /26:34 /27:53 /28:37 /29:28 /30:31
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2010 2056 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1573 1906 OJSC "Vimpelcom"
22773 1460 2197 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2038 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 972 1249 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:895 2:840 3:3 4:17 5:1023 6:21
8:614 12:1897 13:3 14:873 15:11 16:3
17:18 18:19 20:21 23:536 24:1742 27:1641
31:1498 32:45 33:2 34:5 36:83 37:1913
38:911 39:4 40:181 41:3245 42:263 44:13
46:2015 47:10 49:691 50:832 52:12 54:42
55:5 56:4 57:26 58:1104 59:572 60:374
61:1452 62:1224 63:1989 64:4350 65:2342 66:4149
67:2108 68:1106 69:3289 70:874 71:487 72:2045
74:2559 75:315 76:305 77:1163 78:1047 79:666
80:1300 81:1037 82:656 83:630 84:582 85:1254
86:382 87:1013 88:563 89:1558 90:150 91:5645
92:622 93:1605 94:2035 95:1602 96:510 97:345
98:1049 99:40 100:31 101:381 103:3551 105:527
106:142 107:215 108:530 109:1932 110:969 111:1110
112:584 113:811 114:739 115:1037 116:1002 117:812
118:1171 119:1267 120:364 121:750 122:1840 123:1260
124:1325 125:1466 128:642 129:219 130:315 131:657
132:358 133:157 134:545 135:67 136:278 137:239
138:350 139:174 140:170 141:331 142:530 143:396
144:496 145:88 146:519 147:396 148:709 149:367
150:139 151:587 152:411 153:205 154:51 155:502
156:287 157:370 158:278 159:689 160:360 161:456
162:842 163:205 164:630 165:580 166:259 167:634
168:1037 169:124 170:1119 171:182 172:27 173:1587
174:687 175:505 176:1299 177:2443 178:1955 179:215
180:1607 181:839 182:1345 183:464 184:667 185:1006
186:2637 187:1483 188:1859 189:1245 190:7108 192:6974
193:5417 194:4043 195:3367 196:1325 197:1060 198:4695
199:5443 200:6049 201:2454 202:8867 203:8885 204:4471
205:2632 206:2748 207:2762 208:3984 209:3637 210:2936
211:1563 212:2152 213:1988 214:895 215:91 216:5387
217:1685 218:626 219:318 220:1277 221:569 222:327
223:540
End of report
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