Routing Table Report 05:00 +10GMT Wed 24 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 506872
Prefixes after maximum aggregation: 197012
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 251524
Total ASes present in the Internet Routing Table: 47975
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 36269
Origin ASes announcing only one prefix: 16387
Transit ASes present in the Internet Routing Table: 5958
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1733
Unregistered ASNs in the Routing Table: 467
Number of 32-bit ASNs allocated by the RIRs: 7466
Number of 32-bit ASNs visible in the Routing Table: 5748
Prefixes from 32-bit ASNs in the Routing Table: 20149
Number of bogon 32-bit ASNs visible in the Routing Table: 18
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 352
Number of addresses announced to Internet: 2708867580
Equivalent to 161 /8s, 118 /16s and 9 /24s
Percentage of available address space announced: 73.2
Percentage of allocated address space announced: 73.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.9
Total number of prefixes smaller than registry allocations: 173101
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121815
Total APNIC prefixes after maximum aggregation: 35546
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 125596
Unique aggregates announced from the APNIC address blocks: 52840
APNIC Region origin ASes present in the Internet Routing Table: 4949
APNIC Prefixes per ASN: 25.38
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 834
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1105
Number of APNIC addresses announced to Internet: 734473084
Equivalent to 43 /8s, 199 /16s and 43 /24s
Percentage of available APNIC address space announced: 85.8
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 131072-135580
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: 169218
Total ARIN prefixes after maximum aggregation: 84794
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 171344
Unique aggregates announced from the ARIN address blocks: 80650
ARIN Region origin ASes present in the Internet Routing Table: 16332
ARIN Prefixes per ASN: 10.49
ARIN Region origin ASes announcing only one prefix: 6104
ARIN Region transit ASes present in the Internet Routing Table: 1617
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 203
Number of ARIN addresses announced to Internet: 1084361344
Equivalent to 64 /8s, 162 /16s and 10 /24s
Percentage of available ARIN address space announced: 57.4
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: 124833
Total RIPE prefixes after maximum aggregation: 63204
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129955
Unique aggregates announced from the RIPE address blocks: 82610
RIPE Region origin ASes present in the Internet Routing Table: 17708
RIPE Prefixes per ASN: 7.34
RIPE Region origin ASes announcing only one prefix: 8207
RIPE Region transit ASes present in the Internet Routing Table: 2822
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3065
Number of RIPE addresses announced to Internet: 659079424
Equivalent to 39 /8s, 72 /16s and 193 /24s
Percentage of available RIPE address space announced: 95.8
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: 59367
Total LACNIC prefixes after maximum aggregation: 10587
LACNIC Deaggregation factor: 5.61
Prefixes being announced from the LACNIC address blocks: 67512
Unique aggregates announced from the LACNIC address blocks: 30386
LACNIC Region origin ASes present in the Internet Routing Table: 2311
LACNIC Prefixes per ASN: 29.21
LACNIC Region origin ASes announcing only one prefix: 641
LACNIC Region transit ASes present in the Internet Routing Table: 450
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1320
Number of LACNIC addresses announced to Internet: 170934016
Equivalent to 10 /8s, 48 /16s and 63 /24s
Percentage of available LACNIC address space announced: 101.9
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 11286
Total AfriNIC prefixes after maximum aggregation: 2835
AfriNIC Deaggregation factor: 3.98
Prefixes being announced from the AfriNIC address blocks: 12113
Unique aggregates announced from the AfriNIC address blocks: 4728
AfriNIC Region origin ASes present in the Internet Routing Table: 740
AfriNIC Prefixes per ASN: 16.37
AfriNIC Region origin ASes announcing only one prefix: 213
AfriNIC Region transit ASes present in the Internet Routing Table: 151
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: 55
Number of AfriNIC addresses announced to Internet: 59728128
Equivalent to 3 /8s, 143 /16s and 97 /24s
Percentage of available AfriNIC address space announced: 59.3
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 2814 900 74 PT Telekomunikasi Indonesia
7545 2351 336 119 TPG Telecom Limited
4766 2227 11584 631 Korea Telecom
4755 1907 413 192 TATA Communications formerly
9829 1624 1306 38 National Internet Backbone
9583 1356 107 558 Sify Limited
9498 1302 333 91 BHARTI Airtel Ltd.
9808 1250 6639 15 Guangdong Mobile Communicatio
7552 1194 1098 14 Viettel Corporation
24560 1173 406 191 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 2901 2940 142 Cox Communications Inc.
6389 2896 3688 51 BellSouth.net Inc.
18566 2045 379 178 MegaPath Corporation
7029 1922 1975 326 Windstream Communications Inc
20115 1789 1772 497 Charter Communications
4323 1642 1083 409 tw telecom holdings, inc.
30036 1523 320 580 Mediacom Communications Corp
6983 1502 817 311 ITC^Deltacom
701 1432 11242 715 MCI Communications Services,
22561 1309 408 238 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 1816 299 285 TELLCOM ILETISIM HIZMETLERI A
20940 1471 573 1080 Akamai International B.V.
8402 1429 544 14 OJSC "Vimpelcom"
31148 1043 45 21 Freenet Ltd.
13188 1033 100 28 TOV "Bank-Inform"
8551 962 372 42 Bezeq International-Ltd
6849 839 356 26 JSC "Ukrtelecom"
12479 803 798 58 France Telecom Espana SA
6830 778 2335 433 Liberty Global Operations B.V
9198 664 346 28 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 3009 2311 110 NET Serviços de Comunicação S
10620 2966 480 266 Telmex Colombia S.A.
18881 2108 1036 22 Global Village Telecom
6147 1835 374 30 Telefonica del Peru S.A.A.
7303 1757 1167 233 Telecom Argentina S.A.
8151 1461 3016 429 Uninet S.A. de C.V.
6503 1114 434 61 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
27947 904 130 53 Telconet S.A
3816 858 363 137 COLOMBIA TELECOMUNICACIONES S
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
24863 949 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
8452 557 958 13 TE-AS
36992 344 824 27 ETISALAT MISR
24835 307 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
37054 244 19 6 Data Telecom Service
29571 242 22 17 Cote d'Ivoire Telecom
15706 186 17 6 Sudatel (Sudan Telecom Co. Lt
12258 174 26 71 MWEB CONNECT (PROPRIETARY) LI
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 3009 2311 110 NET Serviços de Comunicação S
10620 2966 480 266 Telmex Colombia S.A.
22773 2901 2940 142 Cox Communications Inc.
6389 2896 3688 51 BellSouth.net Inc.
17974 2814 900 74 PT Telekomunikasi Indonesia
7545 2351 336 119 TPG Telecom Limited
4766 2227 11584 631 Korea Telecom
18881 2108 1036 22 Global Village Telecom
18566 2045 379 178 MegaPath Corporation
7029 1922 1975 326 Windstream Communications Inc
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 2896 2845 BellSouth.net Inc.
22773 2901 2759 Cox Communications Inc.
17974 2814 2740 PT Telekomunikasi Indonesia
10620 2966 2700 Telmex Colombia S.A.
7545 2351 2232 TPG Telecom Limited
18881 2108 2086 Global Village Telecom
18566 2045 1867 MegaPath Corporation
6147 1835 1805 Telefonica del Peru S.A.A.
4755 1907 1715 TATA Communications formerly
4766 2227 1596 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
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
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 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/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>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<<
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 /10:30 /11:90 /12:262
/13:504 /14:1002 /15:1716 /16:13004 /17:7062 /18:11639
/19:24440 /20:34995 /21:37530 /22:55093 /23:47695 /24:271505
/25:63 /26:33 /27:55 /28:44 /29:32 /30:50
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2135 2901 Cox Communications Inc.
18566 2000 2045 MegaPath Corporation
6389 1675 2896 BellSouth.net Inc.
6147 1397 1835 Telefonica del Peru S.A.A.
30036 1368 1523 Mediacom Communications Corp
6983 1196 1502 ITC^Deltacom
7029 1138 1922 Windstream Communications Inc
34984 1136 1816 TELLCOM ILETISIM HIZMETLERI A
11492 1124 1172 CABLE ONE, INC.
8402 1102 1429 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1343 2:662 3:3 4:18 5:1137 6:21
8:749 12:1847 13:4 14:1097 15:17 16:2
17:41 18:21 20:51 23:921 24:1749 27:1807
31:1409 32:39 33:2 34:5 36:156 37:1779
38:992 39:22 40:223 41:2602 42:270 43:374
44:16 45:75 46:2146 47:25 49:687 50:805
52:12 54:52 55:6 56:6 57:32 58:1201
59:652 60:432 61:1672 62:1270 63:1830 64:4418
65:2292 66:4193 67:2062 68:1048 69:3275 70:864
71:471 72:2008 74:2589 75:373 76:413 77:1599
78:864 79:730 80:1319 81:1206 82:758 83:778
84:734 85:1322 86:450 87:1159 88:467 89:1755
90:138 91:5741 92:757 93:1799 94:2080 95:1282
96:430 97:342 98:1104 99:48 100:62 101:718
103:5626 104:265 105:136 106:184 107:634 108:571
109:1980 110:1033 111:1377 112:700 113:886 114:790
115:1219 116:1083 117:987 118:1573 119:1398 120:451
121:973 122:2203 123:1657 124:1393 125:1595 128:569
129:339 130:349 131:806 132:392 133:165 134:313
135:78 136:304 137:288 138:378 139:255 140:194
141:411 142:566 143:449 144:502 145:110 146:674
147:550 148:909 149:440 150:492 151:707 152:466
153:240 154:355 155:543 156:364 157:328 158:276
159:842 160:325 161:599 162:1773 163:330 164:691
165:654 166:364 167:682 168:1110 169:119 170:1416
171:184 172:63 173:1639 174:704 175:603 176:1496
177:3584 178:2084 179:792 180:1773 181:1614 182:1655
183:538 184:719 185:2095 186:2946 187:1704 188:2209
189:1491 190:7891 191:748 192:7494 193:5505 194:4051
195:3581 196:1405 197:677 198:5100 199:5447 200:6479
201:2906 202:9006 203:9017 204:4481 205:2631 206:2839
207:2865 208:3906 209:3718 210:3122 211:1750 212:2356
213:2138 214:871 215:86 216:5655 217:1696 218:620
219:333 220:1284 221:631 222:363 223:599
End of report