Routing Table Report 09:00 +10GMT Thu 01 May, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 485946
Prefixes after maximum aggregation: 192178
Deaggregation factor: 2.53
Unique aggregates announced to Internet: 243271
Total ASes present in the Internet Routing Table: 46580
Prefixes per ASN: 10.43
Origin-only ASes present in the Internet Routing Table: 35818
Origin ASes announcing only one prefix: 16377
Transit ASes present in the Internet Routing Table: 5894
Transit-only ASes present in the Internet Routing Table: 157
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 31
Max AS path prepend of ASN ( 55644) 26
Prefixes from unregistered ASNs in the Routing Table: 1771
Unregistered ASNs in the Routing Table: 428
Number of 32-bit ASNs allocated by the RIRs: 6488
Number of 32-bit ASNs visible in the Routing Table: 4868
Prefixes from 32-bit ASNs in the Routing Table: 16159
Number of bogon 32-bit ASNs visible in the Routing Table: 131
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 446
Number of addresses announced to Internet: 2672487617
Equivalent to 159 /8s, 74 /16s and 236 /24s
Percentage of available address space announced: 72.2
Percentage of allocated address space announced: 72.2
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: 169300
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111934
Total APNIC prefixes after maximum aggregation: 34138
APNIC Deaggregation factor: 3.28
Prefixes being announced from the APNIC address blocks: 114796
Unique aggregates announced from the APNIC address blocks: 49719
APNIC Region origin ASes present in the Internet Routing Table: 4866
APNIC Prefixes per ASN: 23.59
APNIC Region origin ASes announcing only one prefix: 1242
APNIC Region transit ASes present in the Internet Routing Table: 820
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 923
Number of APNIC addresses announced to Internet: 727953664
Equivalent to 43 /8s, 99 /16s and 177 /24s
Percentage of available APNIC address space announced: 85.1
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: 167195
Total ARIN prefixes after maximum aggregation: 82905
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 168608
Unique aggregates announced from the ARIN address blocks: 79305
ARIN Region origin ASes present in the Internet Routing Table: 16189
ARIN Prefixes per ASN: 10.41
ARIN Region origin ASes announcing only one prefix: 6098
ARIN Region transit ASes present in the Internet Routing Table: 1599
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 31
Number of ARIN region 32-bit ASNs visible in the Routing Table: 93
Number of ARIN addresses announced to Internet: 1073743361
Equivalent to 64 /8s, 0 /16s and 6 /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: 122853
Total RIPE prefixes after maximum aggregation: 62485
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127404
Unique aggregates announced from the RIPE address blocks: 80764
RIPE Region origin ASes present in the Internet Routing Table: 17671
RIPE Prefixes per ASN: 7.21
RIPE Region origin ASes announcing only one prefix: 8277
RIPE Region transit ASes present in the Internet Routing Table: 2844
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2697
Number of RIPE addresses announced to Internet: 657576128
Equivalent to 39 /8s, 49 /16s and 208 /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: 55931
Total LACNIC prefixes after maximum aggregation: 9959
LACNIC Deaggregation factor: 5.62
Prefixes being announced from the LACNIC address blocks: 62208
Unique aggregates announced from the LACNIC address blocks: 28816
LACNIC Region origin ASes present in the Internet Routing Table: 2087
LACNIC Prefixes per ASN: 29.81
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 418
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1131
Number of LACNIC addresses announced to Internet: 158661632
Equivalent to 9 /8s, 116 /16s and 252 /24s
Percentage of available LACNIC address space announced: 94.6
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: 11811
Total AfriNIC prefixes after maximum aggregation: 2654
AfriNIC Deaggregation factor: 4.45
Prefixes being announced from the AfriNIC address blocks: 12484
Unique aggregates announced from the AfriNIC address blocks: 4292
AfriNIC Region origin ASes present in the Internet Routing Table: 717
AfriNIC Prefixes per ASN: 17.41
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 140
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 54206464
Equivalent to 3 /8s, 59 /16s and 32 /24s
Percentage of available AfriNIC address space announced: 53.8
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 2801 903 78 PT Telekomunikasi Indonesia
4766 2217 11583 629 Korea Telecom
7545 2173 320 116 TPG Telecom Limited
4755 1819 392 194 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1328 103 547 Sify Limited
9498 1249 314 80 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
4808 1102 2045 323 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3085 2937 135 Cox Communications Inc.
6389 2974 3688 53 BellSouth.net Inc.
1785 2198 699 134 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1705 1690 565 Charter Communications
4323 1640 1089 409 tw telecom holdings, inc.
701 1479 11158 746 MCI Communications Services,
30036 1404 304 537 Mediacom Communications Corp
6983 1329 816 309 ITC^Deltacom
22561 1301 402 232 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/us/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 1508 544 16 OJSC "Vimpelcom"
20940 1291 495 973 Akamai International B.V.
13188 1050 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 901 369 44 Bezeq International-Ltd
6849 826 359 29 JSC "Ukrtelecom"
6830 768 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/us/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 2845 459 200 Telmex Colombia S.A.
18881 1965 972 21 Global Village Telecom
7303 1753 1174 228 Telecom Argentina S.A.
8151 1390 2930 406 Uninet S.A. de C.V.
6503 1109 434 61 Axtel, S.A.B. de C.V.
7738 912 1754 40 Telemar Norte Leste S.A.
27947 867 114 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/us/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/us/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 3085 2937 135 Cox Communications Inc.
6389 2974 3688 53 BellSouth.net Inc.
10620 2845 459 200 Telmex Colombia S.A.
17974 2801 903 78 PT Telekomunikasi Indonesia
4766 2217 11583 629 Korea Telecom
1785 2198 699 134 PaeTec Communications, Inc.
7545 2173 320 116 TPG Telecom Limited
18566 2048 379 178 MegaPath Corporation
18881 1965 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3085 2950 Cox Communications Inc.
6389 2974 2921 BellSouth.net Inc.
17974 2801 2723 PT Telekomunikasi Indonesia
10620 2845 2645 Telmex Colombia S.A.
1785 2198 2064 PaeTec Communications, Inc.
7545 2173 2057 TPG Telecom Limited
18881 1965 1944 Global Village Telecom
18566 2048 1870 MegaPath Corporation
4755 1819 1625 TATA Communications formerly
4766 2217 1588 Korea Telecom
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
22511 UNALLOCATED 8.28.225.0/24 3356 Level 3 Communicatio
22511 UNALLOCATED 8.36.68.0/24 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/us/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/us/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 /12:256
/13:477 /14:953 /15:1670 /16:12884 /17:6708 /18:11324
/19:23937 /20:33881 /21:36492 /22:52707 /23:45703 /24:258653
/25:43 /26:47 /27:13 /28:18 /29:5 /30:1
/31:0 /32:25
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2326 3085 Cox Communications Inc.
18566 2003 2048 MegaPath Corporation
6389 1692 2974 BellSouth.net Inc.
30036 1241 1404 Mediacom Communications Corp
11492 1194 1237 CABLE ONE, INC.
8402 1186 1508 OJSC "Vimpelcom"
1785 1164 2198 PaeTec Communications, Inc.
36998 1080 1114 Sudanese Mobile Telephone (ZA
6983 1043 1329 ITC^Deltacom
34984 1038 1709 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1019 2:680 3:3 4:15 5:979 6:19
8:679 12:1846 13:4 14:958 15:13 16:2
17:31 18:21 20:36 23:845 24:1734 25:1
27:1718 31:1470 32:38 33:2 34:5 36:125
37:1877 38:948 39:4 40:194 41:3168 42:244
44:10 46:2155 47:18 49:696 50:916 52:12
54:47 55:7 57:27 58:1145 59:599 60:401
61:1511 62:1223 63:1971 64:4377 65:2272 66:4150
67:2048 68:1035 69:3297 70:869 71:445 72:2015
74:2646 75:310 76:410 77:1511 78:931 79:700
80:1295 81:1164 82:734 83:755 84:712 85:1258
86:470 87:1172 88:480 89:1804 90:140 91:5669
92:694 93:1707 94:2039 95:1469 96:544 97:349
98:1072 99:48 100:54 101:597 103:4698 105:534
106:172 107:575 108:557 109:2079 110:966 111:1288
112:643 113:836 114:766 115:1080 116:1040 117:904
118:1367 119:1315 120:352 121:786 122:1869 123:1276
124:1345 125:1400 128:604 129:298 130:329 131:654
132:355 133:162 134:322 135:74 136:254 137:319
138:351 139:165 140:183 141:355 142:567 143:415
144:498 145:103 146:594 147:440 148:872 149:348
150:166 151:635 152:421 153:218 154:273 155:480
156:333 157:337 158:245 159:807 160:337 161:526
162:1337 163:192 164:677 165:609 166:275 167:610
168:1026 169:120 170:1387 171:191 172:22 173:1639
174:701 175:582 176:1415 177:2889 178:1960 179:601
180:1706 181:1119 182:1525 183:506 184:711 185:1566
186:2748 187:1522 188:1914 189:1463 190:7497 191:220
192:7174 193:5488 194:4024 195:3481 196:1376 197:649
198:4968 199:5550 200:6211 201:2646 202:8720 203:8728
204:4567 205:2696 206:2851 207:2878 208:3984 209:3716
210:2978 211:1666 212:2187 213:2065 214:915 215:86
216:5429 217:1683 218:569 219:308 220:1274 221:594
222:343 223:573
End of report
