Routing Table Report 05:00 +10GMT Sun 27 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 488303
Prefixes after maximum aggregation: 192189
Deaggregation factor: 2.54
Unique aggregates announced to Internet: 243030
Total ASes present in the Internet Routing Table: 46552
Prefixes per ASN: 10.49
Origin-only ASes present in the Internet Routing Table: 35838
Origin ASes announcing only one prefix: 16389
Transit ASes present in the Internet Routing Table: 5866
Transit-only ASes present in the Internet Routing Table: 153
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: 1893
Unregistered ASNs in the Routing Table: 490
Number of 32-bit ASNs allocated by the RIRs: 6464
Number of 32-bit ASNs visible in the Routing Table: 4848
Prefixes from 32-bit ASNs in the Routing Table: 15869
Number of bogon 32-bit ASNs visible in the Routing Table: 102
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 435
Number of addresses announced to Internet: 2674795260
Equivalent to 159 /8s, 110 /16s and 34 /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: 169784
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114094
Total APNIC prefixes after maximum aggregation: 34286
APNIC Deaggregation factor: 3.33
Prefixes being announced from the APNIC address blocks: 116950
Unique aggregates announced from the APNIC address blocks: 49875
APNIC Region origin ASes present in the Internet Routing Table: 4882
APNIC Prefixes per ASN: 23.96
APNIC Region origin ASes announcing only one prefix: 1231
APNIC Region transit ASes present in the Internet Routing Table: 826
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 21
Number of APNIC region 32-bit ASNs visible in the Routing Table: 920
Number of APNIC addresses announced to Internet: 732093436
Equivalent to 43 /8s, 162 /16s and 219 /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: 167159
Total ARIN prefixes after maximum aggregation: 82805
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 168662
Unique aggregates announced from the ARIN address blocks: 79264
ARIN Region origin ASes present in the Internet Routing Table: 16181
ARIN Prefixes per ASN: 10.42
ARIN Region origin ASes announcing only one prefix: 6102
ARIN Region transit ASes present in the Internet Routing Table: 1616
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 90
Number of ARIN addresses announced to Internet: 1073616128
Equivalent to 63 /8s, 254 /16s and 21 /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: 122972
Total RIPE prefixes after maximum aggregation: 62424
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127348
Unique aggregates announced from the RIPE address blocks: 80613
RIPE Region origin ASes present in the Internet Routing Table: 17664
RIPE Prefixes per ASN: 7.21
RIPE Region origin ASes announcing only one prefix: 8299
RIPE Region transit ASes present in the Internet Routing Table: 2794
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2698
Number of RIPE addresses announced to Internet: 657585920
Equivalent to 39 /8s, 49 /16s and 247 /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: 55731
Total LACNIC prefixes after maximum aggregation: 9967
LACNIC Deaggregation factor: 5.59
Prefixes being announced from the LACNIC address blocks: 61947
Unique aggregates announced from the LACNIC address blocks: 28620
LACNIC Region origin ASes present in the Internet Routing Table: 2085
LACNIC Prefixes per ASN: 29.71
LACNIC Region origin ASes announcing only one prefix: 554
LACNIC Region transit ASes present in the Internet Routing Table: 413
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1117
Number of LACNIC addresses announced to Internet: 157956096
Equivalent to 9 /8s, 106 /16s and 56 /24s
Percentage of available LACNIC address space announced: 94.1
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: 12304
Total AfriNIC prefixes after maximum aggregation: 2670
AfriNIC Deaggregation factor: 4.61
Prefixes being announced from the AfriNIC address blocks: 12961
Unique aggregates announced from the AfriNIC address blocks: 4294
AfriNIC Region origin ASes present in the Internet Routing Table: 714
AfriNIC Prefixes per ASN: 18.15
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 139
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 53231360
Equivalent to 3 /8s, 44 /16s and 63 /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
17974 2798 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2211 320 117 TPG Telecom Limited
4755 1839 392 195 TATA Communications formerly
9829 1603 1285 40 National Internet Backbone
9583 1334 103 545 Sify Limited
9498 1255 314 84 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
4808 1057 1953 315 CNCGROUP IP network China169
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 3066 2937 135 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
1785 2196 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
20115 1706 1690 566 Charter Communications
4323 1641 1089 409 tw telecom holdings, inc.
701 1475 11158 745 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1326 800 307 ITC^Deltacom
22561 1301 402 232 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 1668 264 277 TELLCOM ILETISIM HIZMETLERI A
8402 1538 544 15 OJSC "Vimpelcom"
20940 1309 502 985 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 826 357 28 JSC "Ukrtelecom"
6830 765 2329 425 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 572 344 25 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 3712 1955 98 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1933 972 21 Global Village Telecom
7303 1754 1174 229 Telecom Argentina S.A.
8151 1389 2943 402 Uninet S.A. de C.V.
6503 1109 434 61 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 868 114 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/au/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 954 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 568 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 275 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
37054 232 19 8 Data Telecom Service
29571 230 22 23 Cote d'Ivoire Telecom
29975 192 668 21 Vodacom
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 3712 1955 98 NET Serviços de Comunicação S
22773 3066 2937 135 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
10620 2844 459 199 Telmex Colombia S.A.
17974 2798 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2211 320 117 TPG Telecom Limited
1785 2196 699 133 PaeTec Communications, Inc.
18566 2046 379 178 MegaPath Corporation
18881 1933 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3066 2931 Cox Communications Inc.
6389 2981 2928 BellSouth.net Inc.
17974 2798 2720 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
7545 2211 2094 TPG Telecom Limited
1785 2196 2063 PaeTec Communications, Inc.
18881 1933 1912 Global Village Telecom
18566 2046 1868 MegaPath Corporation
4755 1839 1644 TATA Communications formerly
36998 1634 1628 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/au/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
65456 PRIVATE 5.245.224.0/19 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 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
22511 UNALLOCATED 8.28.225.0/24 3356 Level 3 Communicatio
Complete listing at http://thyme.rand.apnic.net/au/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/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 /10:31 /11:90 /12:256
/13:480 /14:967 /15:1693 /16:12951 /17:6794 /18:11443
/19:24163 /20:33863 /21:36633 /22:52926 /23:45843 /24:259927
/25:46 /26:32 /27:50 /28:30 /29:29 /30:28
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2309 3066 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1692 2981 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
30036 1237 1400 Mediacom Communications Corp
8402 1228 1538 OJSC "Vimpelcom"
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/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1024 2:694 3:3 4:15 5:977 6:19
8:729 12:1850 13:4 14:972 15:13 16:2
17:31 18:21 20:36 23:804 24:1744 25:1
27:1781 31:1450 32:40 33:2 34:5 36:133
37:1877 38:937 39:6 40:196 41:3163 42:248
44:10 46:2129 47:18 49:695 50:920 52:12
54:47 55:4 57:28 58:1184 59:603 60:398
61:1519 62:1231 63:1984 64:4375 65:2271 66:4149
67:2059 68:1035 69:3293 70:865 71:446 72:2023
74:2614 75:312 76:418 77:1529 78:964 79:710
80:1284 81:1140 82:732 83:755 84:710 85:1259
86:470 87:1187 88:523 89:1802 90:140 91:5725
92:684 93:1716 94:2048 95:1472 96:547 97:348
98:1074 99:48 100:54 101:602 103:4690 105:534
106:172 107:561 108:576 109:2048 110:979 111:1284
112:642 113:836 114:794 115:1101 116:1044 117:917
118:1410 119:1327 120:383 121:800 122:1928 123:1284
124:1347 125:1427 128:592 129:302 130:329 131:651
132:351 133:162 134:323 135:74 136:255 137:320
138:351 139:168 140:182 141:366 142:559 143:411
144:495 145:100 146:584 147:441 148:871 149:346
150:168 151:633 152:421 153:217 154:269 155:480
156:334 157:339 158:242 159:803 160:337 161:513
162:1341 163:196 164:677 165:610 166:268 167:611
168:1022 169:123 170:1391 171:191 172:22 173:1642
174:697 175:594 176:1356 177:2862 178:1953 179:593
180:1740 181:1102 182:1547 183:511 184:705 185:1545
186:2766 187:1513 188:1921 189:1466 190:7470 191:214
192:7154 193:5446 194:4033 195:3494 196:1378 197:1144
198:4976 199:5546 200:6216 201:2642 202:8818 203:9007
204:4572 205:2689 206:2849 207:2864 208:3990 209:3725
210:3028 211:1671 212:2192 213:2026 214:909 215:84
216:5451 217:1678 218:576 219:308 220:1276 221:597
222:342 223:582
End of report