Routing Table Report 05:00 +10GMT Tue 30 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 506909
Prefixes after maximum aggregation: 197085
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 252063
Total ASes present in the Internet Routing Table: 48021
Prefixes per ASN: 10.56
Origin-only ASes present in the Internet Routing Table: 36287
Origin ASes announcing only one prefix: 16381
Transit ASes present in the Internet Routing Table: 5949
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 4.8
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1721
Unregistered ASNs in the Routing Table: 463
Number of 32-bit ASNs allocated by the RIRs: 7522
Number of 32-bit ASNs visible in the Routing Table: 5785
Prefixes from 32-bit ASNs in the Routing Table: 20282
Number of bogon 32-bit ASNs visible in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 355
Number of addresses announced to Internet: 2709010876
Equivalent to 161 /8s, 120 /16s and 57 /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: 172923
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121959
Total APNIC prefixes after maximum aggregation: 35637
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 125761
Unique aggregates announced from the APNIC address blocks: 53105
APNIC Region origin ASes present in the Internet Routing Table: 4949
APNIC Prefixes per ASN: 25.41
APNIC Region origin ASes announcing only one prefix: 1218
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: 1114
Number of APNIC addresses announced to Internet: 734553404
Equivalent to 43 /8s, 200 /16s and 101 /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: 168995
Total ARIN prefixes after maximum aggregation: 84657
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 171045
Unique aggregates announced from the ARIN address blocks: 80579
ARIN Region origin ASes present in the Internet Routing Table: 16339
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6111
ARIN Region transit ASes present in the Internet Routing Table: 1626
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: 208
Number of ARIN addresses announced to Internet: 1084907904
Equivalent to 64 /8s, 170 /16s and 97 /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: 124798
Total RIPE prefixes after maximum aggregation: 63317
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 130020
Unique aggregates announced from the RIPE address blocks: 82988
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: 8197
RIPE Region transit ASes present in the Internet Routing Table: 2824
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: 3077
Number of RIPE addresses announced to Internet: 658560768
Equivalent to 39 /8s, 64 /16s and 215 /24s
Percentage of available RIPE address space announced: 95.7
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: 59447
Total LACNIC prefixes after maximum aggregation: 10596
LACNIC Deaggregation factor: 5.61
Prefixes being announced from the LACNIC address blocks: 67672
Unique aggregates announced from the LACNIC address blocks: 30361
LACNIC Region origin ASes present in the Internet Routing Table: 2313
LACNIC Prefixes per ASN: 29.26
LACNIC Region origin ASes announcing only one prefix: 640
LACNIC Region transit ASes present in the Internet Routing Table: 446
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: 1331
Number of LACNIC addresses announced to Internet: 170947072
Equivalent to 10 /8s, 48 /16s and 114 /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: 11227
Total AfriNIC prefixes after maximum aggregation: 2833
AfriNIC Deaggregation factor: 3.96
Prefixes being announced from the AfriNIC address blocks: 12056
Unique aggregates announced from the AfriNIC address blocks: 4717
AfriNIC Region origin ASes present in the Internet Routing Table: 741
AfriNIC Prefixes per ASN: 16.27
AfriNIC Region origin ASes announcing only one prefix: 215
AfriNIC Region transit ASes present in the Internet Routing Table: 148
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: 59751680
Equivalent to 3 /8s, 143 /16s and 189 /24s
Percentage of available AfriNIC address space announced: 59.4
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 2811 900 74 PT Telekomunikasi Indonesia
7545 2356 336 121 TPG Telecom Limited
4766 2228 11576 632 Korea Telecom
4755 1911 413 192 TATA Communications formerly
9829 1634 1306 39 National Internet Backbone
9583 1356 107 558 Sify Limited
9498 1303 333 91 BHARTI Airtel Ltd.
9808 1255 6639 15 Guangdong Mobile Communicatio
7552 1230 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 2899 2940 142 Cox Communications Inc.
6389 2897 3688 51 BellSouth.net Inc.
18566 2044 379 181 MegaPath Corporation
7029 1934 1975 333 Windstream Communications Inc
20115 1798 1781 490 Charter Communications
4323 1644 1084 410 tw telecom holdings, inc.
6983 1497 867 249 ITC^Deltacom
30036 1495 312 608 Mediacom Communications Corp
701 1428 11258 712 MCI Communications Services,
22561 1310 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 1818 296 346 TELLCOM ILETISIM HIZMETLERI A
20940 1471 573 1080 Akamai International B.V.
8402 1380 544 14 OJSC "Vimpelcom"
31148 1044 45 21 Freenet Ltd.
13188 1034 100 31 TOV "Bank-Inform"
8551 964 372 42 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
12479 804 798 58 France Telecom Espana SA
6830 777 2335 432 Liberty Global Operations B.V
9198 660 346 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 3040 2311 110 NET Serviços de Comunicação S
10620 2974 481 272 Telmex Colombia S.A.
18881 2085 1036 22 Global Village Telecom
6147 1767 374 30 Telefonica del Peru S.A.A.
7303 1760 1174 230 Telecom Argentina S.A.
8151 1466 3000 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 905 130 53 Telconet S.A
26615 875 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
24863 914 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
8452 557 958 13 TE-AS
36992 347 824 27 ETISALAT MISR
24835 307 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
29571 245 22 17 Cote d'Ivoire Telecom
37054 233 19 6 Data Telecom Service
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 3040 2311 110 NET Serviços de Comunicação S
10620 2974 481 272 Telmex Colombia S.A.
22773 2899 2940 142 Cox Communications Inc.
6389 2897 3688 51 BellSouth.net Inc.
17974 2811 900 74 PT Telekomunikasi Indonesia
7545 2356 336 121 TPG Telecom Limited
4766 2228 11576 632 Korea Telecom
18881 2085 1036 22 Global Village Telecom
18566 2044 379 181 MegaPath Corporation
7029 1934 1975 333 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 2897 2846 BellSouth.net Inc.
22773 2899 2757 Cox Communications Inc.
17974 2811 2737 PT Telekomunikasi Indonesia
10620 2974 2702 Telmex Colombia S.A.
7545 2356 2235 TPG Telecom Limited
18881 2085 2063 Global Village Telecom
18566 2044 1863 MegaPath Corporation
6147 1767 1737 Telefonica del Peru S.A.A.
4755 1911 1719 TATA Communications formerly
7029 1934 1601 Windstream Communications Inc
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 /15:1719 /16:13014 /17:7065 /18:11636
/19:24495 /20:35151 /21:37541 /22:55080 /23:47720 /24:271300
/25:59 /26:32 /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 2132 2899 Cox Communications Inc.
18566 1999 2044 MegaPath Corporation
6389 1676 2897 BellSouth.net Inc.
30036 1340 1495 Mediacom Communications Corp
6147 1331 1767 Telefonica del Peru S.A.A.
6983 1185 1497 ITC^Deltacom
34984 1138 1818 TELLCOM ILETISIM HIZMETLERI A
7029 1137 1934 Windstream Communications Inc
11492 1128 1176 CABLE ONE, INC.
8402 1063 1380 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1331 2:655 3:3 4:18 5:1150 6:21
8:756 12:1848 13:4 14:1097 15:17 16:2
17:42 18:21 20:51 23:922 24:1756 27:1815
31:1404 32:39 33:2 34:5 36:156 37:1782
38:994 39:12 40:224 41:2592 42:270 43:405
44:16 45:73 46:2161 47:26 49:734 50:803
52:12 54:52 55:5 56:6 57:32 58:1202
59:629 60:432 61:1676 62:1269 63:1830 64:4400
65:2290 66:4186 67:2056 68:1047 69:3275 70:865
71:473 72:1984 74:2593 75:372 76:412 77:1600
78:846 79:732 80:1321 81:1210 82:796 83:777
84:733 85:1327 86:447 87:1154 88:466 89:1748
90:138 91:5743 92:760 93:1799 94:2075 95:1282
96:427 97:342 98:1102 99:48 100:66 101:718
103:5702 104:293 105:138 106:183 107:637 108:574
109:1985 110:1036 111:1378 112:699 113:895 114:788
115:1218 116:1080 117:980 118:1569 119:1361 120:451
121:975 122:2201 123:1661 124:1395 125:1595 128:557
129:339 130:346 131:855 132:389 133:165 134:312
135:78 136:305 137:287 138:378 139:246 140:196
141:404 142:572 143:420 144:508 145:110 146:667
147:541 148:921 149:408 150:486 151:709 152:468
153:240 154:353 155:541 156:369 157:331 158:278
159:842 160:325 161:598 162:1779 163:374 164:695
165:658 166:364 167:675 168:943 169:120 170:1397
171:188 172:63 173:1638 174:704 175:604 176:1483
177:3546 178:2081 179:810 180:1773 181:1593 182:1655
183:556 184:724 185:2108 186:2994 187:1713 188:2214
189:1506 190:7807 191:745 192:7493 193:5511 194:4043
195:3587 196:1399 197:657 198:5085 199:5422 200:6486
201:2891 202:8988 203:8997 204:4493 205:2618 206:2848
207:2869 208:3918 209:3714 210:3117 211:1749 212:2359
213:2154 214:859 215:86 216:5613 217:1701 218:618
219:334 220:1283 221:639 222:361 223:598
End of report