* BGP Routing Table Analysis Reports *
Routing Table Report 05:00 +10GMT Fri 01 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 466263
Prefixes after maximum aggregation: 187743
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 233290
Total ASes present in the Internet Routing Table: 45243
Prefixes per ASN: 10.31
Origin-only ASes present in the Internet Routing Table: 35388
Origin ASes announcing only one prefix: 16293
Transit ASes present in the Internet Routing Table: 5761
Transit-only ASes present in the Internet Routing Table: 147
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 29
Max AS path prepend of ASN ( 55644) 25
Prefixes from unregistered ASNs in the Routing Table: 790
Unregistered ASNs in the Routing Table: 203
Number of 32-bit ASNs allocated by the RIRs: 5276
Number of 32-bit ASNs visible in the Routing Table: 4094
Prefixes from 32-bit ASNs in the Routing Table: 12586
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 897
Number of addresses announced to Internet: 2653228604
Equivalent to 158 /8s, 37 /16s and 14 /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: 162610
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 108828
Total APNIC prefixes after maximum aggregation: 33189
APNIC Deaggregation factor: 3.28
Prefixes being announced from the APNIC address blocks: 110947
Unique aggregates announced from the APNIC address blocks: 47034
APNIC Region origin ASes present in the Internet Routing Table: 4852
APNIC Prefixes per ASN: 22.87
APNIC Region origin ASes announcing only one prefix: 1227
APNIC Region transit ASes present in the Internet Routing Table: 816
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: 728
Number of APNIC addresses announced to Internet: 729667900
Equivalent to 43 /8s, 125 /16s and 217 /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: 161618
Total ARIN prefixes after maximum aggregation: 81070
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162586
Unique aggregates announced from the ARIN address blocks: 75869
ARIN Region origin ASes present in the Internet Routing Table: 15868
ARIN Prefixes per ASN: 10.25
ARIN Region origin ASes announcing only one prefix: 6010
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: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 32
Number of ARIN addresses announced to Internet: 1073320960
Equivalent to 63 /8s, 249 /16s and 148 /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: 118889
Total RIPE prefixes after maximum aggregation: 61013
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122560
Unique aggregates announced from the RIPE address blocks: 78816
RIPE Region origin ASes present in the Internet Routing Table: 17494
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8306
RIPE Region transit ASes present in the Internet Routing Table: 2760
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 25
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2451
Number of RIPE addresses announced to Internet: 656548352
Equivalent to 39 /8s, 34 /16s and 34 /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: 52058
Total LACNIC prefixes after maximum aggregation: 9761
LACNIC Deaggregation factor: 5.33
Prefixes being announced from the LACNIC address blocks: 57004
Unique aggregates announced from the LACNIC address blocks: 26777
LACNIC Region origin ASes present in the Internet Routing Table: 2028
LACNIC Prefixes per ASN: 28.11
LACNIC Region origin ASes announcing only one prefix: 554
LACNIC Region transit ASes present in the Internet Routing Table: 374
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 877
Number of LACNIC addresses announced to Internet: 142205440
Equivalent to 8 /8s, 121 /16s and 226 /24s
Percentage of available LACNIC address space announced: 84.8
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: 11628
Total AfriNIC prefixes after maximum aggregation: 2579
AfriNIC Deaggregation factor: 4.51
Prefixes being announced from the AfriNIC address blocks: 12269
Unique aggregates announced from the AfriNIC address blocks: 4049
AfriNIC Region origin ASes present in the Internet Routing Table: 670
AfriNIC Prefixes per ASN: 18.31
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 132
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: 48075776
Equivalent to 2 /8s, 221 /16s and 148 /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 2716 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2102 319 111 TPG Internet Pty Ltd
4755 1785 391 188 TATA Communications formerly
9829 1553 1242 48 BSNL National Internet Backbo
9498 1211 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
7552 1155 1080 13 Vietel Corporation
24560 1092 380 165 Bharti Airtel Ltd., Telemedia
4808 1056 1952 304 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 3056 3688 56 BellSouth.net Inc.
22773 2191 2939 139 Cox Communications, Inc.
18566 2056 379 178 MegaPath Corporation
1785 2036 684 130 PaeTec Communications, Inc.
20115 1680 1653 606 Charter Communications
4323 1633 1118 421 Time Warner Telecom
701 1502 11144 779 MCI Communications Services,
30036 1386 312 576 Mediacom Communications Corp
7018 1337 17779 869 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 1832 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1111 405 849 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 887 99 49 TOV "Bank-Inform"
6849 861 356 30 JSC UKRTELECOM,
6830 775 2328 427 UPC Distribution Services
8551 759 370 41 Bezeq International
12479 675 798 55 Uni2 Autonomous System
35228 540 246 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 3436 1781 85 NET Servicos de Comunicao S.A
10620 2636 427 234 TVCABLE BOGOTA
7303 1724 1144 233 Telecom Argentina Stet-France
18881 1526 844 20 Global Village Telecom
8151 1331 2838 406 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 820 94 94 Telconet S.A
6147 793 373 27 Telefonica Del Peru
6503 785 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
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 1854 112 5 Sudanese Mobile Telephone (ZA
24863 884 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
36992 227 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 219 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 3436 1781 85 NET Servicos de Comunicao S.A
6389 3056 3688 56 BellSouth.net Inc.
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2636 427 234 TVCABLE BOGOTA
22773 2191 2939 139 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2102 319 111 TPG Internet Pty Ltd
18566 2056 379 178 MegaPath Corporation
1785 2036 684 130 PaeTec Communications, Inc.
36998 1854 112 5 Sudanese Mobile Telephone (ZA
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 3056 3000 BellSouth.net Inc.
17974 2716 2627 PT TELEKOMUNIKASI INDONESIA
10620 2636 2402 TVCABLE BOGOTA
22773 2191 2052 Cox Communications, Inc.
7545 2102 1991 TPG Internet Pty Ltd
1785 2036 1906 PaeTec Communications, Inc.
18566 2056 1878 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1832 1815 OJSC "Vimpelcom"
4755 1785 1597 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.
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 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 36086 Broad Communications Technolo
23.91.0.0/19 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 40676 Psychz Networks
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/22 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
/13:474 /14:925 /15:1635 /16:12862 /17:6736 /18:11135
/19:22896 /20:32623 /21:35405 /22:49701 /23:43505 /24:247734
/25:44 /26:34 /27:53 /28:37 /29:29 /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 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3056 BellSouth.net Inc.
8402 1533 1832 OJSC "Vimpelcom"
22773 1457 2191 Cox Communications, Inc.
30036 1234 1386 Mediacom Communications Corp
11492 1200 1241 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 965 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:873 2:847 3:3 4:17 5:1006 6:21
8:611 12:1893 13:3 14:863 15:11 16:3
17:17 18:19 20:21 23:497 24:1740 27:1620
31:1483 32:45 33:2 34:5 36:80 37:1883
38:914 39:4 40:181 41:3199 42:246 44:13
46:2016 47:9 49:683 50:829 52:12 54:42
55:3 56:2 57:26 58:1101 59:574 60:372
61:1456 62:1205 63:1986 64:4562 65:2345 66:4141
67:2099 68:1102 69:3272 70:873 71:488 72:1998
74:2556 75:328 76:306 77:1162 78:1061 79:647
80:1289 81:1018 82:672 83:632 84:581 85:1243
86:420 87:1007 88:563 89:1600 90:150 91:5663
92:612 93:1595 94:2011 95:1597 96:509 97:346
98:1044 99:39 100:31 101:369 103:3502 105:528
106:142 107:214 108:531 109:1911 110:955 111:1099
112:582 113:811 114:733 115:1043 116:994 117:817
118:1168 119:1271 120:391 121:748 122:1833 123:1254
124:1316 125:1459 128:613 129:219 130:315 131:658
132:341 133:158 134:544 135:67 136:278 137:264
138:350 139:174 140:165 141:335 142:528 143:411
144:494 145:87 146:517 147:393 148:701 149:358
150:159 151:586 152:411 153:204 154:51 155:492
156:283 157:374 158:282 159:683 160:359 161:456
162:819 163:205 164:631 165:569 166:258 167:625
168:1039 169:127 170:1130 171:182 172:25 173:1606
174:687 175:509 176:1262 177:2341 178:1939 179:195
180:1607 181:785 182:1336 183:456 184:660 185:981
186:2674 187:1474 188:1833 189:1268 190:7233 192:7013
193:5403 194:4029 195:3350 196:1319 197:1017 198:4698
199:5433 200:6069 201:2527 202:8855 203:8975 204:4463
205:2628 206:2754 207:2797 208:4015 209:3636 210:2946
211:1564 212:2122 213:1978 214:901 215:91 216:5379
217:1681 218:625 219:316 220:1277 221:567 222:326
223:545
End of report
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