* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Mon 03 Dec, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 427083
Prefixes after maximum aggregation: 178082
Deaggregation factor: 2.40
Unique aggregates announced to Internet: 212808
Total ASes present in the Internet Routing Table: 39396
Prefixes per ASN: 10.84
Origin-only ASes present in the Internet Routing Table: 33900
Origin ASes announcing only one prefix: 15814
Transit ASes present in the Internet Routing Table: 5496
Transit-only ASes present in the Internet Routing Table: 128
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 22394) 35
Prefixes from unregistered ASNs in the Routing Table: 1760
Unregistered ASNs in the Routing Table: 450
Number of 32-bit ASNs allocated by the RIRs: 3548
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 8503
Special use prefixes present in the Routing Table: 21
Prefixes being announced from unallocated address space: 147
Number of addresses announced to Internet: 2635149056
Equivalent to 157 /8s, 17 /16s and 47 /24s
Percentage of available address space announced: 71.2
Percentage of allocated address space announced: 71.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.0
Total number of prefixes smaller than registry allocations: 149151
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 99102
Total APNIC prefixes after maximum aggregation: 31254
APNIC Deaggregation factor: 3.17
Prefixes being announced from the APNIC address blocks: 100600
Unique aggregates announced from the APNIC address blocks: 43165
APNIC Region origin ASes present in the Internet Routing Table: 4756
APNIC Prefixes per ASN: 21.15
APNIC Region origin ASes announcing only one prefix: 1274
APNIC Region transit ASes present in the Internet Routing Table: 750
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 712796928
Equivalent to 42 /8s, 124 /16s and 107 /24s
Percentage of available APNIC address space announced: 83.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 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: 153719
Total ARIN prefixes after maximum aggregation: 77868
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 154462
Unique aggregates announced from the ARIN address blocks: 69856
ARIN Region origin ASes present in the Internet Routing Table: 15242
ARIN Prefixes per ASN: 10.13
ARIN Region origin ASes announcing only one prefix: 5761
ARIN Region transit ASes present in the Internet Routing Table: 1527
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 1087424256
Equivalent to 64 /8s, 208 /16s and 199 /24s
Percentage of available ARIN address space announced: 57.5
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: 111262
Total RIPE prefixes after maximum aggregation: 57895
RIPE Deaggregation factor: 1.92
Prefixes being announced from the RIPE address blocks: 114140
Unique aggregates announced from the RIPE address blocks: 73182
RIPE Region origin ASes present in the Internet Routing Table: 16945
RIPE Prefixes per ASN: 6.74
RIPE Region origin ASes announcing only one prefix: 8107
RIPE Region transit ASes present in the Internet Routing Table: 2700
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: 0
Number of RIPE addresses announced to Internet: 649314816
Equivalent to 38 /8s, 179 /16s and 194 /24s
Percentage of available RIPE address space announced: 94.4
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, 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: 44069
Total LACNIC prefixes after maximum aggregation: 8718
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 47489
Unique aggregates announced from the LACNIC address blocks: 22886
LACNIC Region origin ASes present in the Internet Routing Table: 1720
LACNIC Prefixes per ASN: 27.61
LACNIC Region origin ASes announcing only one prefix: 496
LACNIC Region transit ASes present in the Internet Routing Table: 314
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 120059904
Equivalent to 7 /8s, 39 /16s and 248 /24s
Percentage of available LACNIC address space announced: 71.6
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: 9673
Total AfriNIC prefixes after maximum aggregation: 2294
AfriNIC Deaggregation factor: 4.22
Prefixes being announced from the AfriNIC address blocks: 10244
Unique aggregates announced from the AfriNIC address blocks: 3590
AfriNIC Region origin ASes present in the Internet Routing Table: 574
AfriNIC Prefixes per ASN: 17.85
AfriNIC Region origin ASes announcing only one prefix: 176
AfriNIC Region transit ASes present in the Internet Routing Table: 127
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 42985472
Equivalent to 2 /8s, 143 /16s and 232 /24s
Percentage of available AfriNIC address space announced: 42.7
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 2431 826 46 PT Telekomunikasi Indonesia
4766 2101 11550 604 Korea Telecom (KIX)
7545 1802 301 90 TPG Internet Pty Ltd
4755 1605 374 159 TATA Communications formerly
9829 1411 1155 42 National Internet Backbone
9583 1171 88 503 Sify Limited
7552 1127 1062 11 Vietel Corporation
24560 1035 385 165 Bharti Airtel Ltd., Telemedia
9498 1033 310 75 BHARTI Airtel Ltd.
18101 1017 135 170 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
7029 3194 994 218 Windstream Communications Inc
6389 3145 3719 148 BellSouth.net Inc.
18566 2077 381 182 Covad Communications Co.
22773 1939 2932 131 Cox Communications Inc.
1785 1932 677 122 PaeTec Communications, Inc.
20115 1682 1605 624 Charter Communications
4323 1588 1169 393 tw telecom holdings, inc.
30036 1360 280 751 Mediacom Communications Corp
7018 1278 10307 849 AT&T Services, Inc.
7011 1223 334 693 Frontier Communications of Am
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 1686 544 16 Corbina telecom
12479 856 777 64 France Telecom Espana SA
34984 849 210 216 BILISIM TELEKOM
2118 784 97 15 EUnet/RELCOM Autonomous Syste
13188 743 94 132 Ukraine
31148 738 38 13 FreeNet ISP
6830 718 2313 437 UPC Broadband
20940 704 228 549 Akamai Technologies European
8551 624 367 39 Bezeq International
58113 603 68 366 LIR DATACENTER TELECOM 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
10620 2262 386 206 Types of queries are: POCs, o
28573 2182 1285 66 Types of queries are: POCs, o
7303 1666 1138 200 Telecom Argentina S.A.
6503 1530 435 69 Axtel, S.A.B. de C.V.
8151 1456 3021 349 Uninet S.A. de C.V.
27947 732 78 88 Telconet S.A
3816 659 309 69 Types of queries are: POCs, o
11172 603 101 68 Alestra, S. de R.L. de C.V.
18881 596 716 18 Global Village Telecom
7738 578 1178 33 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
24863 872 275 36 LINKdotNET AS number
36998 772 48 3 MOBITEL
8452 538 958 13 TEDATA
6713 519 666 20 Itissalat Al-MAGHRIB
24835 289 80 8 RAYA Telecom - Egypt
3741 267 906 225 The Internet Solution
12258 194 28 66 Vodacom Internet Company
15399 191 29 7 Wananchi Online Limited
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
7029 3194 994 218 Windstream Communications Inc
6389 3145 3719 148 BellSouth.net Inc.
17974 2431 826 46 PT Telekomunikasi Indonesia
10620 2262 386 206 Types of queries are: POCs, o
28573 2182 1285 66 Types of queries are: POCs, o
4766 2101 11550 604 Korea Telecom (KIX)
18566 2077 381 182 Covad Communications Co.
22773 1939 2932 131 Cox Communications Inc.
1785 1932 677 122 PaeTec Communications, Inc.
7545 1802 301 90 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
6389 3145 2997 BellSouth.net Inc.
17974 2431 2385 PT Telekomunikasi Indonesia
28573 2182 2116 Types of queries are: POCs, o
10620 2262 2056 Types of queries are: POCs, o
18566 2077 1895 Covad Communications Co.
1785 1932 1810 PaeTec Communications, Inc.
22773 1939 1808 Cox Communications Inc.
7545 1802 1712 TPG Internet Pty Ltd
8402 1686 1670 Corbina telecom
4766 2101 1497 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
59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS
59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS
59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom
61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication
61395 UNALLOCATED 5.83.56.0/22 3292 TDC Data Networks
59414 UNALLOCATED 5.102.144.0/21 15576 NTS workspace AG
59395 UNALLOCATED 5.133.16.0/21 8468 ENTANET Internationa
59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH
59521 UNALLOCATED 5.134.192.0/21 29518 Bredband2 AB
59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat
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
128.0.24.0/21 41794 Sibirskie Seti Ltd.
128.0.64.0/22 49466 Declic Telecom SAS
128.0.68.0/22 49466 Declic Telecom SAS
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
128.0.106.0/24 23456 32-bit ASN transition
128.0.128.0/20 29285 AMT closed joint-stock compan
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.112.114.0/24 23884 Proimage Engineering and Comm
41.222.80.0/21 37110 Moztel LDA
41.223.108.0/22 36966 >>UNKNOWN<<
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
64.66.32.0/20 18864 >>UNKNOWN<<
64.187.208.0/24 174 Cogent Communications
64.187.209.0/24 23005 SWITCH Communications Group L
65.111.1.0/24 32258 SDN Global
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 /8:19 /9:13 /10:30 /11:88 /12:243
/13:475 /14:858 /15:1561 /16:12421 /17:6602 /18:10811
/19:21466 /20:30729 /21:32728 /22:43235 /23:40165 /24:225044
/25:9 /26:12 /27:11 /28:143 /29:189 /30:89
/31:0 /32:142
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 2618 3194 Windstream Communications Inc
18566 2027 2077 Covad Communications Co.
6389 1781 3145 BellSouth.net Inc.
8402 1397 1686 Corbina telecom
22773 1273 1939 Cox Communications Inc.
30036 1273 1360 Mediacom Communications Corp
11492 1146 1181 CABLE ONE, INC.
6503 1051 1530 Axtel, S.A.B. de C.V.
1785 1021 1932 PaeTec Communications, Inc.
7011 958 1223 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:600 2:728 3:1 4:13 5:659 6:3
8:487 12:1951 13:3 14:686 15:11 16:3
17:6 20:27 23:218 24:1775 27:1413 31:1317
32:49 33:2 34:2 36:7 37:1057 38:837
39:2 40:140 41:2664 42:179 44:3 46:1689
47:3 49:507 50:612 52:12 54:27 55:6
57:31 58:988 59:547 60:229 61:1269 62:1045
63:2015 64:4326 65:2196 66:4488 67:2094 68:1164
69:3233 70:926 71:556 72:1892 74:2620 75:479
76:300 77:981 78:1007 79:503 80:1213 81:977
82:637 83:538 84:530 85:1159 86:477 87:963
88:354 89:1744 90:305 91:5351 92:590 93:1574
94:2014 95:1216 96:408 97:323 98:965 99:35
100:30 101:284 103:1844 105:516 106:119 107:202
108:470 109:1670 110:796 111:968 112:456 113:717
114:637 115:872 116:865 117:749 118:965 119:1212
120:368 121:662 122:1695 123:1175 124:1288 125:1289
128:536 129:189 130:281 131:626 132:312 133:143
134:243 135:62 136:214 137:231 138:341 139:165
140:156 141:293 142:482 143:361 144:487 145:81
146:513 147:265 148:718 149:328 150:147 151:221
152:396 153:183 154:21 155:439 156:223 157:333
158:256 159:591 160:335 161:389 162:371 163:181
164:577 165:443 166:479 167:562 168:982 169:128
170:974 171:152 172:6 173:1704 174:642 175:458
176:881 177:1445 178:1677 180:1343 181:178 182:1108
183:303 184:622 185:107 186:2052 187:1433 188:1784
189:1602 190:5996 192:6014 193:5433 194:4397 195:3661
196:1241 197:270 198:3900 199:5087 200:5956 201:1979
202:8531 203:8632 204:4360 205:2529 206:2663 207:2728
208:4058 209:3630 210:2768 211:1524 212:2164 213:1865
214:886 215:74 216:5167 217:1606 218:576 219:293
220:1254 221:543 222:336 223:358
End of report
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