Routing Table Report 04:00 +10GMT Mon 28 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 493525
Prefixes after maximum aggregation: 193520
Deaggregation factor: 2.55
Unique aggregates announced to Internet: 243353
Total ASes present in the Internet Routing Table: 46702
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 35800
Origin ASes announcing only one prefix: 16378
Transit ASes present in the Internet Routing Table: 6046
Transit-only ASes present in the Internet Routing Table: 173
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1837
Unregistered ASNs in the Routing Table: 465
Number of 32-bit ASNs allocated by the RIRs: 6474
Number of 32-bit ASNs visible in the Routing Table: 4856
Prefixes from 32-bit ASNs in the Routing Table: 16160
Number of bogon 32-bit ASNs visible in the Routing Table: 121
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 432
Number of addresses announced to Internet: 2675908612
Equivalent to 159 /8s, 127 /16s and 32 /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: 172168
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 116932
Total APNIC prefixes after maximum aggregation: 34944
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 119812
Unique aggregates announced from the APNIC address blocks: 50049
APNIC Region origin ASes present in the Internet Routing Table: 4926
APNIC Prefixes per ASN: 24.32
APNIC Region origin ASes announcing only one prefix: 1226
APNIC Region transit ASes present in the Internet Routing Table: 860
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 923
Number of APNIC addresses announced to Internet: 732272000
Equivalent to 43 /8s, 165 /16s and 149 /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: 168407
Total ARIN prefixes after maximum aggregation: 83292
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 169876
Unique aggregates announced from the ARIN address blocks: 79332
ARIN Region origin ASes present in the Internet Routing Table: 16228
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6106
ARIN Region transit ASes present in the Internet Routing Table: 1666
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 90
Number of ARIN addresses announced to Internet: 1074313344
Equivalent to 64 /8s, 8 /16s and 184 /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: 123478
Total RIPE prefixes after maximum aggregation: 62505
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 127972
Unique aggregates announced from the RIPE address blocks: 80689
RIPE Region origin ASes present in the Internet Routing Table: 17686
RIPE Prefixes per ASN: 7.24
RIPE Region origin ASes announcing only one prefix: 8296
RIPE Region transit ASes present in the Internet Routing Table: 2860
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2697
Number of RIPE addresses announced to Internet: 657677956
Equivalent to 39 /8s, 51 /16s and 94 /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: 56041
Total LACNIC prefixes after maximum aggregation: 10067
LACNIC Deaggregation factor: 5.57
Prefixes being announced from the LACNIC address blocks: 62350
Unique aggregates announced from the LACNIC address blocks: 28612
LACNIC Region origin ASes present in the Internet Routing Table: 2092
LACNIC Prefixes per ASN: 29.80
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 432
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of LACNIC addresses announced to Internet: 158079104
Equivalent to 9 /8s, 108 /16s and 24 /24s
Percentage of available LACNIC address space announced: 94.2
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: 12405
Total AfriNIC prefixes after maximum aggregation: 2675
AfriNIC Deaggregation factor: 4.64
Prefixes being announced from the AfriNIC address blocks: 13083
Unique aggregates announced from the AfriNIC address blocks: 4311
AfriNIC Region origin ASes present in the Internet Routing Table: 716
AfriNIC Prefixes per ASN: 18.27
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 149
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 53254144
Equivalent to 3 /8s, 44 /16s and 152 /24s
Percentage of available AfriNIC address space announced: 52.9
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
4766 2954 11591 922 Korea Telecom
17974 2799 903 78 PT Telekomunikasi Indonesia
7545 2215 320 117 TPG Telecom Limited
4755 1850 396 198 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1321 103 551 Sify Limited
9498 1255 314 83 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
4808 1209 2151 355 CNCGROUP IP network China169
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3064 2937 134 Cox Communications Inc.
6389 2983 3688 53 BellSouth.net Inc.
1785 2196 699 133 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1707 1690 567 Charter Communications
4323 1628 1073 407 tw telecom holdings, inc.
701 1481 11158 750 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1326 800 307 ITC^Deltacom
22561 1302 402 232 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1668 264 277 TELLCOM ILETISIM HIZMETLERI A
8402 1600 544 16 OJSC "Vimpelcom"
20940 1306 500 983 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 923 370 40 Bezeq International-Ltd
6849 827 359 29 JSC "Ukrtelecom"
6830 764 2329 424 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 573 344 25 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3736 1955 99 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1933 972 21 Global Village Telecom
7303 1744 1173 227 Telecom Argentina S.A.
8151 1398 2943 404 Uninet S.A. de C.V.
6503 1111 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 871 114 50 Telconet S.A
11830 844 364 15 Instituto Costarricense de El
26615 842 2325 35 Tim Celular S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1634 240 6 Sudanese Mobile Telephone (ZA
24863 960 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 569 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 275 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
37054 233 20 9 Data Telecom Service
29571 230 22 23 Cote d'Ivoire Telecom
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3736 1955 99 NET Serviços de Comunicação S
22773 3064 2937 134 Cox Communications Inc.
6389 2983 3688 53 BellSouth.net Inc.
4766 2954 11591 922 Korea Telecom
10620 2844 459 199 Telmex Colombia S.A.
17974 2799 903 78 PT Telekomunikasi Indonesia
7545 2215 320 117 TPG Telecom Limited
1785 2196 699 133 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
18881 1933 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3064 2930 Cox Communications Inc.
6389 2983 2930 BellSouth.net Inc.
17974 2799 2721 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
7545 2215 2098 TPG Telecom Limited
1785 2196 2063 PaeTec Communications, Inc.
4766 2954 2032 Korea Telecom
18881 1933 1912 Global Village Telecom
18566 2047 1869 MegaPath Corporation
4755 1850 1652 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/current/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
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 2828 XO Communications
22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications
Complete listing at http://thyme.rand.apnic.net/current/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/current/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
/13:481 /14:963 /15:1689 /16:12953 /17:6824 /18:11588
/19:24246 /20:33981 /21:36694 /22:53175 /23:46250 /24:262049
/25:799 /26:944 /27:405 /28:13 /29:20 /30:7
/31:1 /32:38
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2307 3064 Cox Communications Inc.
18566 2002 2047 MegaPath Corporation
6389 1694 2983 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
8402 1277 1600 OJSC "Vimpelcom"
30036 1237 1400 Mediacom Communications Corp
11492 1191 1235 CABLE ONE, INC.
1785 1162 2196 PaeTec Communications, Inc.
6983 1043 1326 ITC^Deltacom
34984 1030 1668 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1023 2:696 3:3 4:15 5:974 6:19
8:733 12:1847 13:4 14:987 15:13 16:2
17:31 18:21 20:36 23:806 24:1746 25:1
27:1765 31:1476 32:40 33:2 34:5 36:133
37:1883 38:945 39:6 40:196 41:3209 42:249
44:10 46:2170 47:18 49:695 50:921 52:12
54:47 55:4 57:28 58:1228 59:603 60:399
61:1546 62:1233 63:1986 64:4380 65:2277 66:4151
67:2064 68:1036 69:3294 70:867 71:452 72:2024
74:2615 75:312 76:418 77:1527 78:964 79:710
80:1297 81:1150 82:738 83:755 84:717 85:1258
86:470 87:1189 88:525 89:1804 90:140 91:5721
92:683 93:1715 94:2049 95:1472 96:547 97:348
98:1082 99:48 100:54 101:792 103:4703 105:534
106:172 107:561 108:578 109:2048 110:982 111:1278
112:649 113:843 114:898 115:1078 116:1054 117:932
118:1408 119:1338 120:375 121:804 122:1971 123:1285
124:1410 125:1399 128:646 129:312 130:346 131:658
132:393 133:162 134:334 135:74 136:256 137:323
138:352 139:170 140:211 141:368 142:570 143:415
144:501 145:100 146:597 147:452 148:925 149:346
150:168 151:635 152:420 153:218 154:273 155:479
156:337 157:338 158:244 159:895 160:338 161:517
162:1347 163:220 164:688 165:613 166:280 167:611
168:1022 169:124 170:1388 171:191 172:22 173:1642
174:700 175:605 176:1433 177:2884 178:1978 179:598
180:1726 181:1115 182:1549 183:514 184:707 185:1547
186:2768 187:1519 188:1933 189:1467 190:7472 191:212
192:7224 193:5490 194:4040 195:3495 196:1397 197:1135
198:5023 199:5589 200:6236 201:2642 202:8990 203:8991
204:4637 205:2717 206:2940 207:2941 208:3994 209:3736
210:3107 211:1679 212:2194 213:2066 214:912 215:84
216:5462 217:1683 218:569 219:317 220:1279 221:592
222:350 223:579
End of report