Routing Table Report 04:00 +10GMT Wed 02 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 489418
Prefixes after maximum aggregation: 192520
Deaggregation factor: 2.54
Unique aggregates announced to Internet: 241561
Total ASes present in the Internet Routing Table: 46490
Prefixes per ASN: 10.53
Origin-only ASes present in the Internet Routing Table: 35724
Origin ASes announcing only one prefix: 16388
Transit ASes present in the Internet Routing Table: 6040
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1892
Unregistered ASNs in the Routing Table: 476
Number of 32-bit ASNs allocated by the RIRs: 6284
Number of 32-bit ASNs visible in the Routing Table: 4726
Prefixes from 32-bit ASNs in the Routing Table: 15335
Number of bogon 32-bit ASNs visible in the Routing Table: 62
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 448
Number of addresses announced to Internet: 2664682692
Equivalent to 158 /8s, 211 /16s and 212 /24s
Percentage of available address space announced: 72.0
Percentage of allocated address space announced: 72.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.0
Total number of prefixes smaller than registry allocations: 170368
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 116255
Total APNIC prefixes after maximum aggregation: 34723
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 119000
Unique aggregates announced from the APNIC address blocks: 49772
APNIC Region origin ASes present in the Internet Routing Table: 4912
APNIC Prefixes per ASN: 24.23
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 855
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 881
Number of APNIC addresses announced to Internet: 730102080
Equivalent to 43 /8s, 132 /16s and 121 /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: 167106
Total ARIN prefixes after maximum aggregation: 82993
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 168463
Unique aggregates announced from the ARIN address blocks: 78317
ARIN Region origin ASes present in the Internet Routing Table: 16204
ARIN Prefixes per ASN: 10.40
ARIN Region origin ASes announcing only one prefix: 6114
ARIN Region transit ASes present in the Internet Routing Table: 1668
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: 77
Number of ARIN addresses announced to Internet: 1069151872
Equivalent to 63 /8s, 185 /16s and 246 /24s
Percentage of available ARIN address space announced: 56.6
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: 122959
Total RIPE prefixes after maximum aggregation: 62044
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 127084
Unique aggregates announced from the RIPE address blocks: 80569
RIPE Region origin ASes present in the Internet Routing Table: 17654
RIPE Prefixes per ASN: 7.20
RIPE Region origin ASes announcing only one prefix: 8292
RIPE Region transit ASes present in the Internet Routing Table: 2873
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: 2678
Number of RIPE addresses announced to Internet: 657793924
Equivalent to 39 /8s, 53 /16s and 35 /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: 55394
Total LACNIC prefixes after maximum aggregation: 10056
LACNIC Deaggregation factor: 5.51
Prefixes being announced from the LACNIC address blocks: 61499
Unique aggregates announced from the LACNIC address blocks: 28214
LACNIC Region origin ASes present in the Internet Routing Table: 2083
LACNIC Prefixes per ASN: 29.52
LACNIC Region origin ASes announcing only one prefix: 547
LACNIC Region transit ASes present in the Internet Routing Table: 421
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: 1073
Number of LACNIC addresses announced to Internet: 154108544
Equivalent to 9 /8s, 47 /16s and 130 /24s
Percentage of available LACNIC address space announced: 91.9
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: 12263
Total AfriNIC prefixes after maximum aggregation: 2666
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12924
Unique aggregates announced from the AfriNIC address blocks: 4311
AfriNIC Region origin ASes present in the Internet Routing Table: 713
AfriNIC Prefixes per ASN: 18.13
AfriNIC Region origin ASes announcing only one prefix: 206
AfriNIC Region transit ASes present in the Internet Routing Table: 153
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: 17
Number of AfriNIC addresses announced to Internet: 53208576
Equivalent to 3 /8s, 43 /16s and 230 /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 2970 11582 896 Korea Telecom
17974 2777 903 78 PT Telekomunikasi Indonesia
7545 2228 320 116 TPG Telecom Limited
4755 1844 396 197 TATA Communications formerly
9829 1620 1288 35 National Internet Backbone
4808 1366 2226 385 CNCGROUP IP network China169
9583 1317 102 534 Sify Limited
9498 1252 314 83 BHARTI Airtel Ltd.
7552 1224 1082 13 Viettel Corporation
24560 1123 384 177 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
6389 3008 3688 53 BellSouth.net Inc.
22773 2409 2938 140 Cox Communications Inc.
1785 2192 696 130 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1697 1677 574 Charter Communications
4323 1634 1090 415 tw telecom holdings, inc.
701 1485 11157 756 MCI Communications Services,
30036 1394 301 544 Mediacom Communications Corp
6983 1328 800 308 ITC^Deltacom
22561 1304 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
8402 1731 544 16 OJSC "Vimpelcom"
34984 1556 263 278 TELLCOM ILETISIM HIZMETLERI A
20940 1264 477 950 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1017 45 21 Freenet Ltd.
8551 966 370 41 Bezeq International-Ltd
6849 830 361 31 JSC "Ukrtelecom"
6830 763 2329 426 Liberty Global Operations B.V
12479 715 797 56 France Telecom Espana SA
35228 554 246 16 Telefonica UK Limited
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 3650 1947 96 NET Serviços de Comunicação S
10620 2808 449 190 Telmex Colombia S.A.
18881 1917 972 21 Global Village Telecom
7303 1751 1172 228 Telecom Argentina S.A.
8151 1397 2922 406 Uninet S.A. de C.V.
6503 1145 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 863 114 50 Telconet S.A
11830 844 364 15 Instituto Costarricense de El
3816 785 319 128 COLOMBIA TELECOMUNICACIONES S
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 1637 240 6 Sudanese Mobile Telephone (ZA
24863 947 280 26 Link Egypt (Link.NET)
6713 604 717 27 Office National des Postes et
8452 521 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 284 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29571 218 22 18 Cote d'Ivoire Telecom
37054 215 23 11 Data Telecom Service
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 3650 1947 96 NET Serviços de Comunicação S
6389 3008 3688 53 BellSouth.net Inc.
4766 2970 11582 896 Korea Telecom
10620 2808 449 190 Telmex Colombia S.A.
17974 2777 903 78 PT Telekomunikasi Indonesia
22773 2409 2938 140 Cox Communications Inc.
7545 2228 320 116 TPG Telecom Limited
1785 2192 696 130 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
18881 1917 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
6389 3008 2955 BellSouth.net Inc.
17974 2777 2699 PT Telekomunikasi Indonesia
10620 2808 2618 Telmex Colombia S.A.
22773 2409 2269 Cox Communications Inc.
7545 2228 2112 TPG Telecom Limited
4766 2970 2074 Korea Telecom
1785 2192 2062 PaeTec Communications, Inc.
18881 1917 1896 Global Village Telecom
18566 2048 1870 MegaPath Corporation
8402 1731 1715 OJSC "Vimpelcom"
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
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 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
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 /10:30 /11:90 /12:256
/13:478 /14:953 /15:1660 /16:12902 /17:6789 /18:11527
/19:24007 /20:33896 /21:36581 /22:52220 /23:45728 /24:260078
/25:813 /26:879 /27:423 /28:13 /29:20 /30:8
/31:1 /32:38
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2003 2048 MegaPath Corporation
6389 1695 3008 BellSouth.net Inc.
22773 1646 2409 Cox Communications Inc.
36998 1599 1637 Sudanese Mobile Telephone (ZA
8402 1407 1731 OJSC "Vimpelcom"
30036 1232 1394 Mediacom Communications Corp
11492 1179 1227 CABLE ONE, INC.
1785 1168 2192 PaeTec Communications, Inc.
6983 1044 1328 ITC^Deltacom
34984 1023 1556 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1010 2:708 3:3 4:15 5:919 6:19
8:721 12:1837 13:4 14:972 15:13 16:2
17:31 18:21 20:35 23:773 24:1735 25:1
27:1771 31:1527 32:40 33:2 34:5 36:128
37:1832 38:945 39:4 40:197 41:3144 42:241
44:18 46:2182 47:18 49:675 50:915 52:12
54:47 55:7 57:27 58:1167 59:601 60:382
61:1532 62:1250 63:1984 64:4347 65:2253 66:4159
67:2059 68:1013 69:3314 70:842 71:453 72:1977
74:2632 75:313 76:424 77:1367 78:1054 79:714
80:1307 81:1140 82:725 83:742 84:709 85:1232
86:430 87:1196 88:522 89:1769 90:140 91:5748
92:668 93:1703 94:2047 95:1526 96:538 97:351
98:1079 99:46 100:50 101:839 103:4532 105:536
106:166 107:545 108:559 109:2030 110:984 111:1290
112:658 113:847 114:880 115:1114 116:1055 117:876
118:1407 119:1336 120:372 121:799 122:1908 123:1291
124:1460 125:1484 128:654 129:320 130:351 131:652
132:358 133:159 134:317 135:74 136:251 137:322
138:352 139:167 140:211 141:360 142:563 143:424
144:502 145:103 146:610 147:441 148:920 149:347
150:161 151:607 152:424 153:218 154:241 155:468
156:336 157:339 158:218 159:890 160:346 161:472
162:1288 163:222 164:681 165:613 166:281 167:604
168:1024 169:124 170:1304 171:191 172:23 173:1593
174:685 175:616 176:1477 177:2855 178:1952 179:622
180:1667 181:1078 182:1528 183:511 184:696 185:1451
186:2779 187:1475 188:1891 189:1434 190:7415 191:159
192:7174 193:5470 194:4003 195:3375 196:1368 197:1097
198:4985 199:5637 200:6052 201:2651 202:8930 203:8901
204:4664 205:2693 206:2936 207:2964 208:4007 209:3716
210:3096 211:1705 212:2212 213:2072 214:897 215:85
216:5512 217:1690 218:588 219:320 220:1282 221:594
222:347 223:609
End of report