Routing Table Report 05:00 +10GMT Thu 01 May, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 488740
Prefixes after maximum aggregation: 192475
Deaggregation factor: 2.54
Unique aggregates announced to Internet: 243492
Total ASes present in the Internet Routing Table: 46614
Prefixes per ASN: 10.48
Origin-only ASes present in the Internet Routing Table: 35866
Origin ASes announcing only one prefix: 16400
Transit ASes present in the Internet Routing Table: 5878
Transit-only ASes present in the Internet Routing Table: 152
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 35
Max AS path prepend of ASN ( 14709) 31
Prefixes from unregistered ASNs in the Routing Table: 1908
Unregistered ASNs in the Routing Table: 489
Number of 32-bit ASNs allocated by the RIRs: 6488
Number of 32-bit ASNs visible in the Routing Table: 4870
Prefixes from 32-bit ASNs in the Routing Table: 16167
Number of bogon 32-bit ASNs visible in the Routing Table: 119
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 446
Number of addresses announced to Internet: 2677210108
Equivalent to 159 /8s, 146 /16s and 251 /24s
Percentage of available address space announced: 72.3
Percentage of allocated address space announced: 72.3
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: 169559
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114287
Total APNIC prefixes after maximum aggregation: 34319
APNIC Deaggregation factor: 3.33
Prefixes being announced from the APNIC address blocks: 117149
Unique aggregates announced from the APNIC address blocks: 49908
APNIC Region origin ASes present in the Internet Routing Table: 4887
APNIC Prefixes per ASN: 23.97
APNIC Region origin ASes announcing only one prefix: 1235
APNIC Region transit ASes present in the Internet Routing Table: 823
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 21
Number of APNIC region 32-bit ASNs visible in the Routing Table: 928
Number of APNIC addresses announced to Internet: 732307964
Equivalent to 43 /8s, 166 /16s and 33 /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: 167389
Total ARIN prefixes after maximum aggregation: 83009
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 168868
Unique aggregates announced from the ARIN address blocks: 79394
ARIN Region origin ASes present in the Internet Routing Table: 16206
ARIN Prefixes per ASN: 10.42
ARIN Region origin ASes announcing only one prefix: 6116
ARIN Region transit ASes present in the Internet Routing Table: 1615
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 92
Number of ARIN addresses announced to Internet: 1074343936
Equivalent to 64 /8s, 9 /16s and 48 /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: 123084
Total RIPE prefixes after maximum aggregation: 62458
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127697
Unique aggregates announced from the RIPE address blocks: 80764
RIPE Region origin ASes present in the Internet Routing Table: 17667
RIPE Prefixes per ASN: 7.23
RIPE Region origin ASes announcing only one prefix: 8289
RIPE Region transit ASes present in the Internet Routing Table: 2803
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2699
Number of RIPE addresses announced to Internet: 657692672
Equivalent to 39 /8s, 51 /16s and 152 /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: 55838
Total LACNIC prefixes after maximum aggregation: 9993
LACNIC Deaggregation factor: 5.59
Prefixes being announced from the LACNIC address blocks: 62125
Unique aggregates announced from the LACNIC address blocks: 28756
LACNIC Region origin ASes present in the Internet Routing Table: 2088
LACNIC Prefixes per ASN: 29.75
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 420
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1127
Number of LACNIC addresses announced to Internet: 158480896
Equivalent to 9 /8s, 114 /16s and 58 /24s
Percentage of available LACNIC address space announced: 94.5
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: 11796
Total AfriNIC prefixes after maximum aggregation: 2659
AfriNIC Deaggregation factor: 4.44
Prefixes being announced from the AfriNIC address blocks: 12455
Unique aggregates announced from the AfriNIC address blocks: 4295
AfriNIC Region origin ASes present in the Internet Routing Table: 719
AfriNIC Prefixes per ASN: 17.32
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 138
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 54040064
Equivalent to 3 /8s, 56 /16s and 150 /24s
Percentage of available AfriNIC address space announced: 53.7
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 2800 903 78 PT Telekomunikasi Indonesia
4766 2217 11583 629 Korea Telecom
7545 2216 320 117 TPG Telecom Limited
4755 1840 392 195 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1327 103 546 Sify Limited
9498 1256 314 85 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
4808 1175 2074 341 CNCGROUP IP network China169
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
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
22773 3087 2937 135 Cox Communications Inc.
6389 2974 3688 53 BellSouth.net Inc.
1785 2197 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
20115 1706 1690 566 Charter Communications
4323 1642 1089 409 tw telecom holdings, inc.
701 1477 11158 746 MCI Communications Services,
30036 1403 304 541 Mediacom Communications Corp
6983 1327 800 307 ITC^Deltacom
22561 1302 402 232 CenturyTel Internet Holdings,
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
34984 1709 264 271 TELLCOM ILETISIM HIZMETLERI A
8402 1529 544 15 OJSC "Vimpelcom"
20940 1297 497 974 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 922 370 40 Bezeq International-Ltd
6849 826 359 29 JSC "Ukrtelecom"
6830 767 2333 427 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 574 344 25 JSC Kazakhtelecom
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 3719 1956 97 NET Serviços de Comunicação S
10620 2840 459 207 Telmex Colombia S.A.
18881 1965 972 21 Global Village Telecom
7303 1753 1174 228 Telecom Argentina S.A.
8151 1392 2930 404 Uninet S.A. de C.V.
6503 1109 434 61 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 869 114 52 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/au/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1114 240 6 Sudanese Mobile Telephone (ZA
24863 947 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 562 956 9 TE-AS
24835 304 144 9 Vodafone Data
36992 273 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
29571 227 22 23 Cote d'Ivoire Telecom
37054 223 19 6 Data Telecom Service
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 3719 1956 97 NET Serviços de Comunicação S
22773 3087 2937 135 Cox Communications Inc.
6389 2974 3688 53 BellSouth.net Inc.
10620 2840 459 207 Telmex Colombia S.A.
17974 2800 903 78 PT Telekomunikasi Indonesia
4766 2217 11583 629 Korea Telecom
7545 2216 320 117 TPG Telecom Limited
1785 2197 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
18881 1965 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3087 2952 Cox Communications Inc.
6389 2974 2921 BellSouth.net Inc.
17974 2800 2722 PT Telekomunikasi Indonesia
10620 2840 2633 Telmex Colombia S.A.
7545 2216 2099 TPG Telecom Limited
1785 2197 2064 PaeTec Communications, Inc.
18881 1965 1944 Global Village Telecom
18566 2046 1868 MegaPath Corporation
4755 1840 1645 TATA Communications formerly
4766 2217 1588 Korea Telecom
Complete listing at http://thyme.rand.apnic.net/au/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 2828 XO Communications
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/au/data-badAS
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/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 /9:12 /10:31 /11:90 /12:257
/13:481 /14:968 /15:1695 /16:12966 /17:6781 /18:11455
/19:24202 /20:33973 /21:36730 /22:53156 /23:45918 /24:259796
/25:44 /26:32 /27:50 /28:30 /29:29 /30:28
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2327 3087 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1692 2974 BellSouth.net Inc.
30036 1240 1403 Mediacom Communications Corp
8402 1206 1529 OJSC "Vimpelcom"
11492 1193 1236 CABLE ONE, INC.
1785 1163 2197 PaeTec Communications, Inc.
36998 1080 1114 Sudanese Mobile Telephone (ZA
6983 1043 1327 ITC^Deltacom
34984 1038 1709 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1026 2:681 3:3 4:15 5:984 6:19
8:680 12:1847 13:4 14:970 15:13 16:2
17:31 18:21 20:36 23:847 24:1734 25:1
27:1755 31:1474 32:40 33:2 34:5 36:135
37:1878 38:948 39:6 40:196 41:3169 42:246
44:10 46:2154 47:18 49:697 50:916 52:12
54:47 55:6 57:28 58:1173 59:604 60:403
61:1520 62:1229 63:1976 64:4379 65:2270 66:4156
67:2048 68:1037 69:3299 70:872 71:444 72:2016
74:2650 75:311 76:418 77:1511 78:939 79:710
80:1294 81:1164 82:734 83:756 84:712 85:1259
86:469 87:1172 88:480 89:1802 90:140 91:5694
92:693 93:1714 94:2041 95:1470 96:543 97:349
98:1080 99:48 100:54 101:601 103:4738 105:534
106:172 107:575 108:576 109:2090 110:967 111:1290
112:638 113:838 114:794 115:1102 116:1053 117:921
118:1384 119:1329 120:388 121:802 122:1930 123:1288
124:1347 125:1429 128:610 129:303 130:329 131:654
132:355 133:162 134:323 135:74 136:254 137:320
138:351 139:168 140:184 141:367 142:567 143:431
144:499 145:103 146:595 147:447 148:873 149:348
150:168 151:634 152:421 153:218 154:273 155:481
156:332 157:337 158:244 159:807 160:338 161:532
162:1352 163:191 164:677 165:611 166:277 167:610
168:1025 169:123 170:1389 171:191 172:22 173:1636
174:701 175:594 176:1429 177:2865 178:1961 179:604
180:1739 181:1122 182:1548 183:508 184:711 185:1566
186:2741 187:1521 188:1914 189:1462 190:7507 191:223
192:7173 193:5490 194:4032 195:3485 196:1377 197:649
198:4975 199:5553 200:6214 201:2647 202:8831 203:8892
204:4571 205:2702 206:2856 207:2879 208:3989 209:3715
210:3022 211:1671 212:2196 213:2061 214:916 215:86
216:5445 217:1682 218:582 219:312 220:1276 221:594
222:345 223:581
End of report