* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Thu 07 Mar, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 438605
Prefixes after maximum aggregation: 180936
Deaggregation factor: 2.42
Unique aggregates announced to Internet: 218439
Total ASes present in the Internet Routing Table: 39897
Prefixes per ASN: 10.99
Origin-only ASes present in the Internet Routing Table: 34284
Origin ASes announcing only one prefix: 16001
Transit ASes present in the Internet Routing Table: 5605
Transit-only ASes present in the Internet Routing Table: 116
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN ( 28730) 25
Prefixes from unregistered ASNs in the Routing Table: 947
Unregistered ASNs in the Routing Table: 164
Number of 32-bit ASNs allocated by the RIRs: 3822
Number of 32-bit ASNs visible in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 9526
Special use prefixes present in the Routing Table: 23
Prefixes being announced from unallocated address space: 211
Number of addresses announced to Internet: 2641027840
Equivalent to 157 /8s, 106 /16s and 227 /24s
Percentage of available address space announced: 71.3
Percentage of allocated address space announced: 71.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.4
Total number of prefixes smaller than registry allocations: 153507
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 101362
Total APNIC prefixes after maximum aggregation: 31752
APNIC Deaggregation factor: 3.19
Prefixes being announced from the APNIC address blocks: 103104
Unique aggregates announced from the APNIC address blocks: 44015
APNIC Region origin ASes present in the Internet Routing Table: 4771
APNIC Prefixes per ASN: 21.61
APNIC Region origin ASes announcing only one prefix: 1259
APNIC Region transit ASes present in the Internet Routing Table: 777
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1
Number of APNIC addresses announced to Internet: 717955840
Equivalent to 42 /8s, 203 /16s and 35 /24s
Percentage of available APNIC address space announced: 83.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-133119
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: 154829
Total ARIN prefixes after maximum aggregation: 78624
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 155558
Unique aggregates announced from the ARIN address blocks: 71400
ARIN Region origin ASes present in the Internet Routing Table: 15452
ARIN Prefixes per ASN: 10.07
ARIN Region origin ASes announcing only one prefix: 5870
ARIN Region transit ASes present in the Internet Routing Table: 1546
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2
Number of ARIN addresses announced to Internet: 1076824064
Equivalent to 64 /8s, 47 /16s and 8 /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, 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: 114599
Total RIPE prefixes after maximum aggregation: 58945
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 117910
Unique aggregates announced from the RIPE address blocks: 75264
RIPE Region origin ASes present in the Internet Routing Table: 17074
RIPE Prefixes per ASN: 6.91
RIPE Region origin ASes announcing only one prefix: 8154
RIPE Region transit ASes present in the Internet Routing Table: 2758
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1
Number of RIPE addresses announced to Internet: 654191616
Equivalent to 38 /8s, 254 /16s and 44 /24s
Percentage of available RIPE address space announced: 95.1
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, 196608-199679
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: 46664
Total LACNIC prefixes after maximum aggregation: 9109
LACNIC Deaggregation factor: 5.12
Prefixes being announced from the LACNIC address blocks: 50377
Unique aggregates announced from the LACNIC address blocks: 23755
LACNIC Region origin ASes present in the Internet Routing Table: 1838
LACNIC Prefixes per ASN: 27.41
LACNIC Region origin ASes announcing only one prefix: 538
LACNIC Region transit ASes present in the Internet Routing Table: 328
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3
Number of LACNIC addresses announced to Internet: 124109568
Equivalent to 7 /8s, 101 /16s and 195 /24s
Percentage of available LACNIC address space announced: 74.0
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 10857
Total AfriNIC prefixes after maximum aggregation: 2455
AfriNIC Deaggregation factor: 4.42
Prefixes being announced from the AfriNIC address blocks: 11444
Unique aggregates announced from the AfriNIC address blocks: 3812
AfriNIC Region origin ASes present in the Internet Routing Table: 608
AfriNIC Prefixes per ASN: 18.82
AfriNIC Region origin ASes announcing only one prefix: 180
AfriNIC Region transit ASes present in the Internet Routing Table: 130
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 45331712
Equivalent to 2 /8s, 179 /16s and 181 /24s
Percentage of available AfriNIC address space announced: 45.0
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 2485 838 83 PT Telekomunikasi Indonesia
4766 2120 11550 627 Korea Telecom (KIX)
7545 1824 301 89 TPG Internet Pty Ltd
4755 1673 390 188 TATA Communications formerly
9829 1450 1158 43 National Internet Backbone
9583 1275 98 540 Sify Limited
7552 1151 1070 12 Vietel Corporation
9498 1066 310 75 BHARTI Airtel Ltd.
24560 1045 385 161 Bharti Airtel Ltd., Telemedia
18101 1009 135 172 Reliance Infocom Ltd Internet
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3048 3695 94 BellSouth.net Inc.
7029 2140 1265 212 Windstream Communications Inc
18566 2076 382 183 Covad Communications Co.
22773 1986 2929 124 Cox Communications Inc.
1785 1957 677 123 PaeTec Communications, Inc.
20115 1680 1610 619 Charter Communications
4323 1606 1155 400 tw telecom holdings, inc.
30036 1343 291 688 Mediacom Communications Corp
7018 1310 10586 860 AT&T Services, Inc.
11492 1208 221 335 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1780 544 16 Corbina telecom
2118 1116 97 13 EUnet/RELCOM Autonomous Syste
34984 1082 232 208 BILISIM TELEKOM
13188 839 99 30 Ukraine
12479 834 784 68 France Telecom Espana SA
8551 788 370 43 Bezeq International
20940 767 262 611 Akamai Technologies European
31148 767 40 18 FreeNet ISP
6830 715 2314 436 UPC Broadband
34744 669 185 24 SC GVM SISTEM 2003 SRL
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2417 1332 85 Types of queries are: POCs, o
10620 2344 403 227 Types of queries are: POCs, o
7303 1681 1147 207 Telecom Argentina S.A.
6503 1323 435 70 Axtel, S.A.B. de C.V.
8151 1201 2719 395 Uninet S.A. de C.V.
14754 943 129 76 Telgua
18881 809 716 18 Global Village Telecom
27947 764 87 94 Telconet S.A
3816 692 307 87 Types of queries are: POCs, o
7738 650 1306 35 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1286 80 4 MOBITEL
24863 870 274 34 LINKdotNET AS number
6713 535 615 23 Itissalat Al-MAGHRIB
8452 516 958 13 TEDATA
24835 342 80 8 RAYA Telecom - Egypt
3741 262 906 220 The Internet Solution
37054 206 11 5 Data Telecom Service
12258 193 28 67 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3048 3695 94 BellSouth.net Inc.
17974 2485 838 83 PT Telekomunikasi Indonesia
28573 2417 1332 85 Types of queries are: POCs, o
10620 2344 403 227 Types of queries are: POCs, o
7029 2140 1265 212 Windstream Communications Inc
4766 2120 11550 627 Korea Telecom (KIX)
18566 2076 382 183 Covad Communications Co.
22773 1986 2929 124 Cox Communications Inc.
1785 1957 677 123 PaeTec Communications, Inc.
7545 1824 301 89 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
17974 2485 2402 PT Telekomunikasi Indonesia
28573 2417 2332 Types of queries are: POCs, o
10620 2344 2117 Types of queries are: POCs, o
7029 2140 1928 Windstream Communications Inc
18566 2076 1893 Covad Communications Co.
22773 1986 1862 Cox Communications Inc.
1785 1957 1834 PaeTec Communications, Inc.
8402 1780 1764 Corbina telecom
7545 1824 1735 TPG Internet Pty Ltd
4766 2120 1493 Korea Telecom (KIX)
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
19577 UNALLOCATED 12.41.188.0/24 7832 WW/Precision Communi
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T Services, Inc.
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T Services, Inc.
17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
128.0.0.0/24 2876 Jump Management SRL
128.0.16.0/21 43568 Romerike Bredband AS
128.0.24.0/21 41794 Sibirskie Seti Ltd.
128.0.60.0/23 57417 INTERNET TASMANIA SRL
128.0.62.0/23 57417 INTERNET TASMANIA SRL
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.96.0/21 12886 LEWTelNet GmbH
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
41.222.80.0/21 37110 Moztel LDA
62.12.96.0/19 38478 SunnyVision Limited
62.61.220.0/24 24974 Tachyon Europe BV
62.61.221.0/24 24974 Tachyon Europe BV
64.185.224.0/24 27431 JTL Networks Inc.
64.185.225.0/24 27431 JTL Networks Inc.
64.185.226.0/24 27431 JTL Networks Inc.
64.185.227.0/24 27431 JTL Networks Inc.
64.185.228.0/24 27431 JTL Networks Inc.
64.185.229.0/24 27431 JTL Networks Inc.
Complete listing at http://thyme.rand.apnic.net/london/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 /8:18 /9:13 /10:30 /11:88 /12:248
/13:481 /14:866 /15:1562 /16:12600 /17:6637 /18:10886
/19:21670 /20:31370 /21:33362 /22:45555 /23:41021 /24:231589
/25:9 /26:11 /27:11 /28:141 /29:194 /30:99
/31:0 /32:144
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2026 2076 Covad Communications Co.
6389 1751 3048 BellSouth.net Inc.
7029 1556 2140 Windstream Communications Inc
8402 1514 1780 Corbina telecom
22773 1301 1986 Cox Communications Inc.
36998 1280 1286 MOBITEL
30036 1227 1343 Mediacom Communications Corp
11492 1170 1208 CABLE ONE, INC.
1785 1038 1957 PaeTec Communications, Inc.
7011 955 1203 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:684 2:756 3:3 4:13 5:692 6:3
8:500 12:1927 13:3 14:724 15:11 16:3
17:8 20:24 23:245 24:1796 27:1459 31:1163
32:49 33:2 34:5 36:27 37:1330 38:852
39:2 40:153 41:2837 42:176 44:4 46:1755
47:1 49:609 50:653 52:12 54:28 55:10
57:31 58:997 59:565 60:288 61:1339 62:1059
63:2032 64:4272 65:2175 66:4217 67:2054 68:1115
69:3259 70:862 71:522 72:1891 74:2548 75:408
76:291 77:1077 78:1006 79:572 80:1231 81:973
82:622 83:547 84:557 85:1161 86:475 87:947
88:374 89:1755 90:262 91:5434 92:606 93:1741
94:2076 95:1574 96:497 97:334 98:1035 99:37
100:28 101:297 103:2242 105:517 106:131 107:207
108:492 109:1800 110:826 111:1017 112:490 113:746
114:682 115:912 116:862 117:786 118:985 119:1229
120:368 121:686 122:1699 123:1194 124:1286 125:1314
128:498 129:193 130:302 131:638 132:327 133:143
134:244 135:62 136:215 137:231 138:342 139:168
140:190 141:300 142:505 143:385 144:483 145:88
146:510 147:341 148:693 149:355 150:149 151:433
152:402 153:195 154:28 155:376 156:246 157:345
158:265 159:629 160:333 161:399 162:373 163:194
164:573 165:448 166:410 167:573 168:1008 169:129
170:1021 171:168 172:4 173:1582 174:583 175:424
176:1115 177:1688 178:1772 179:1 180:1365 181:270
182:1188 183:336 184:657 185:277 186:2311 187:1302
188:1923 189:1502 190:6597 192:6352 193:5667 194:4514
195:3498 196:1313 197:981 198:4139 199:5208 200:5959
201:2208 202:8655 203:8643 204:4418 205:2519 206:2699
207:2727 208:4057 209:3508 210:2778 211:1551 212:2026
213:1963 214:906 215:96 216:5195 217:1580 218:590
219:311 220:1260 221:547 222:314 223:467
End of report
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