Routing Table Report 05:00 +10GMT Sun 02 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 476156
Prefixes after maximum aggregation: 189906
Deaggregation factor: 2.51
Unique aggregates announced to Internet: 237919
Total ASes present in the Internet Routing Table: 45943
Prefixes per ASN: 10.36
Origin-only ASes present in the Internet Routing Table: 35650
Origin ASes announcing only one prefix: 16400
Transit ASes present in the Internet Routing Table: 5825
Transit-only ASes present in the Internet Routing Table: 158
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 33
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1940
Unregistered ASNs in the Routing Table: 520
Number of 32-bit ASNs allocated by the RIRs: 5870
Number of 32-bit ASNs visible in the Routing Table: 4468
Prefixes from 32-bit ASNs in the Routing Table: 14124
Number of bogon 32-bit ASNs visible in the Routing Table: 3
Special use prefixes present in the Routing Table: 12
Prefixes being announced from unallocated address space: 445
Number of addresses announced to Internet: 2665478652
Equivalent to 158 /8s, 223 /16s and 249 /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: 95.7
Total number of prefixes smaller than registry allocations: 165596
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111538
Total APNIC prefixes after maximum aggregation: 33719
APNIC Deaggregation factor: 3.31
Prefixes being announced from the APNIC address blocks: 114030
Unique aggregates announced from the APNIC address blocks: 48831
APNIC Region origin ASes present in the Internet Routing Table: 4852
APNIC Prefixes per ASN: 23.50
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 816
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 819
Number of APNIC addresses announced to Internet: 730198524
Equivalent to 43 /8s, 133 /16s and 241 /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: 163686
Total ARIN prefixes after maximum aggregation: 82212
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 164988
Unique aggregates announced from the ARIN address blocks: 77022
ARIN Region origin ASes present in the Internet Routing Table: 16066
ARIN Prefixes per ASN: 10.27
ARIN Region origin ASes announcing only one prefix: 6092
ARIN Region transit ASes present in the Internet Routing Table: 1639
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 59
Number of ARIN addresses announced to Internet: 1076988160
Equivalent to 64 /8s, 49 /16s and 137 /24s
Percentage of available ARIN address space announced: 57.0
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: 120915
Total RIPE prefixes after maximum aggregation: 61500
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 124828
Unique aggregates announced from the RIPE address blocks: 79889
RIPE Region origin ASes present in the Internet Routing Table: 17616
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 8332
RIPE Region transit ASes present in the Internet Routing Table: 2769
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: 2600
Number of RIPE addresses announced to Internet: 656352512
Equivalent to 39 /8s, 31 /16s and 37 /24s
Percentage of available RIPE address space announced: 95.4
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, 196608-200191
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: 53621
Total LACNIC prefixes after maximum aggregation: 9810
LACNIC Deaggregation factor: 5.47
Prefixes being announced from the LACNIC address blocks: 59104
Unique aggregates announced from the LACNIC address blocks: 27652
LACNIC Region origin ASes present in the Internet Routing Table: 2058
LACNIC Prefixes per ASN: 28.72
LACNIC Region origin ASes announcing only one prefix: 554
LACNIC Region transit ASes present in the Internet Routing Table: 393
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 981
Number of LACNIC addresses announced to Internet: 148969216
Equivalent to 8 /8s, 225 /16s and 23 /24s
Percentage of available LACNIC address space announced: 88.8
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: 12074
Total AfriNIC prefixes after maximum aggregation: 2627
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12761
Unique aggregates announced from the AfriNIC address blocks: 4154
AfriNIC Region origin ASes present in the Internet Routing Table: 699
AfriNIC Prefixes per ASN: 18.26
AfriNIC Region origin ASes announcing only one prefix: 200
AfriNIC Region transit ASes present in the Internet Routing Table: 142
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 50419712
Equivalent to 3 /8s, 1 /16s and 88 /24s
Percentage of available AfriNIC address space announced: 50.1
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 2741 902 88 PT Telekomunikasi Indonesia
4766 2170 11551 649 Korea Telecom
7545 2150 320 115 TPG Telecom Limited
4755 1814 392 193 TATA Communications formerly
9829 1564 1283 39 National Internet Backbone
9583 1298 102 531 Sify Limited
7552 1234 1080 13 Viettel Corporation
9498 1215 309 69 BHARTI Airtel Ltd.
24560 1094 382 167 Bharti Airtel Ltd., Telemedia
4808 1054 1927 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
6389 3026 3688 53 BellSouth.net Inc.
22773 2328 2940 140 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1684 1664 580 Charter Communications
4323 1642 1106 411 tw telecom holdings, inc.
701 1494 11173 764 MCI Communications Services,
30036 1372 296 567 Mediacom Communications Corp
6983 1296 756 581 ITC^Deltacom
7018 1291 18003 842 AT&T Services, Inc.
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
8402 1751 544 16 OJSC "Vimpelcom"
34984 1395 244 227 TELLCOM ILETISIM HIZMETLERI A
20940 1211 453 909 Akamai International B.V.
13188 1046 100 20 TOV "Bank-Inform"
31148 1014 45 21 Freenet Ltd.
6849 860 361 36 JSC "Ukrtelecom"
8551 826 370 41 Bezeq International-Ltd
6830 773 2327 426 Liberty Global Operations B.V
12479 697 797 55 France Telecom Espana SA
35228 551 246 16 Telefonica UK Limited
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 3341 1878 78 NET Serviços de Comunicação S
10620 2714 437 222 Telmex Colombia S.A.
18881 1834 908 20 Global Village Telecom
7303 1745 1165 220 Telecom Argentina S.A.
8151 1362 2882 422 Uninet S.A. de C.V.
6503 875 434 63 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
7738 847 1626 39 Telemar Norte Leste S.A.
27947 834 94 91 Telconet S.A
6147 767 373 27 Telefonica del Peru S.A.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 1810 240 6 Sudanese Mobile Telephone (ZA
24863 912 380 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 479 956 9 TE-AS
24835 298 144 9 Vodafone Data
36992 271 783 24 ETISALAT MISR
3741 246 921 208 Internet Solutions
29571 246 21 14 Cote d'Ivoire Telecom
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
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 3341 1878 78 NET Serviços de Comunicação S
6389 3026 3688 53 BellSouth.net Inc.
17974 2741 902 88 PT Telekomunikasi Indonesia
10620 2714 437 222 Telmex Colombia S.A.
22773 2328 2940 140 Cox Communications Inc.
4766 2170 11551 649 Korea Telecom
1785 2156 689 129 PaeTec Communications, Inc.
7545 2150 320 115 TPG Telecom Limited
18566 2047 379 178 MegaPath Corporation
18881 1834 908 20 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
6389 3026 2973 BellSouth.net Inc.
17974 2741 2653 PT Telekomunikasi Indonesia
10620 2714 2492 Telmex Colombia S.A.
22773 2328 2188 Cox Communications Inc.
7545 2150 2035 TPG Telecom Limited
1785 2156 2027 PaeTec Communications, Inc.
18566 2047 1869 MegaPath Corporation
18881 1834 1814 Global Village Telecom
36998 1810 1804 Sudanese Mobile Telephone (ZA
8402 1751 1735 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65101 PRIVATE 5.16.192.0/19 41733 Perspectiva Ltd.
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
65531 PRIVATE 5.187.33.0/24 60458 XTUDIO NETWORKS SLU
65456 PRIVATE 5.245.224.0/19 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
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.88.0.0/16 6697 Republican Unitary Telecommun
100.89.0.0/16 6697 Republican Unitary Telecommun
100.90.0.0/16 6697 Republican Unitary Telecommun
100.91.0.0/16 6697 Republican Unitary Telecommun
100.92.0.0/16 6697 Republican Unitary Telecommun
100.93.0.0/16 6697 Republican Unitary Telecommun
100.94.0.0/16 6697 Republican Unitary Telecommun
100.95.0.0/16 6697 Republican Unitary Telecommun
100.104.0.0/13 6697 Republican Unitary Telecommun
100.112.0.0/13 6697 Republican Unitary Telecommun
Complete listing at http://thyme.rand.apnic.net/au/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 Suburban Telecom
41.73.2.0/24 37004 Suburban Telecom
41.73.10.0/24 37004 Suburban Telecom
41.73.11.0/24 37004 Suburban Telecom
41.73.12.0/24 37004 Suburban Telecom
41.73.13.0/24 37004 Suburban Telecom
41.73.15.0/24 37004 Suburban Telecom
41.73.16.0/24 37004 Suburban Telecom
41.73.18.0/24 37004 Suburban Telecom
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 /9:13 /10:30 /11:92 /12:253
/13:477 /14:949 /15:1655 /16:12892 /17:6805 /18:11355
/19:23634 /20:33281 /21:36046 /22:51054 /23:44352 /24:253029
/25:46 /26:32 /27:49 /28:36 /29:29 /30:31
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
36998 1771 1810 Sudanese Mobile Telephone (ZA
6389 1697 3026 BellSouth.net Inc.
22773 1572 2328 Cox Communications Inc.
8402 1435 1751 OJSC "Vimpelcom"
30036 1212 1372 Mediacom Communications Corp
11492 1162 1199 CABLE ONE, INC.
1785 1161 2156 PaeTec Communications, Inc.
6983 1037 1296 ITC^Deltacom
22561 980 1261 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:940 2:767 3:3 4:16 5:892 6:21
8:649 12:1858 13:3 14:902 15:9 16:3
17:24 18:19 20:36 23:664 24:1724 27:1739
31:1524 32:44 33:2 34:5 36:118 37:1879
38:915 39:4 40:189 41:3298 42:242 44:14
46:2136 47:12 49:664 50:899 52:12 54:44
55:5 57:26 58:1092 59:588 60:370 61:1485
62:1202 63:1956 64:4381 65:2298 66:4148 67:2037
68:1024 69:3290 70:881 71:470 72:2012 74:2653
75:313 76:307 77:1146 78:1024 79:692 80:1314
81:1103 82:679 83:742 84:717 85:1260 86:466
87:1028 88:520 89:1729 90:146 91:5715 92:674
93:1644 94:2074 95:1483 96:536 97:350 98:1071
99:39 100:32 101:506 103:4073 105:535 106:143
107:418 108:535 109:2054 110:980 111:1231 112:595
113:809 114:772 115:1062 116:1019 117:812 118:1243
119:1294 120:352 121:766 122:1857 123:1254 124:1356
125:1473 128:596 129:230 130:344 131:654 132:343
133:156 134:308 135:73 136:280 137:287 138:350
139:151 140:176 141:354 142:539 143:408 144:493
145:99 146:587 147:407 148:735 149:343 150:151
151:529 152:420 153:208 154:82 155:514 156:314
157:370 158:291 159:755 160:355 161:460 162:1082
163:201 164:669 165:584 166:274 167:642 168:1036
169:122 170:1174 171:196 172:13 173:1622 174:697
175:557 176:1407 177:2679 178:1954 179:412 180:1643
181:953 182:1416 183:493 184:641 185:1224 186:2765
187:1459 188:2002 189:1263 190:7360 191:37 192:7014
193:5439 194:3998 195:3372 196:1351 197:1097 198:4814
199:5501 200:6016 201:2523 202:8933 203:8910 204:4435
205:2640 206:2856 207:2756 208:3965 209:3647 210:3010
211:1618 212:2224 213:1984 214:875 215:84 216:5490
217:1679 218:601 219:317 220:1267 221:593 222:333
223:617
End of report