* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Mon 03 Jun, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 448427
Prefixes after maximum aggregation: 183335
Deaggregation factor: 2.45
Unique aggregates announced to Internet: 224660
Total ASes present in the Internet Routing Table: 40396
Prefixes per ASN: 11.10
Origin-only ASes present in the Internet Routing Table: 34674
Origin ASes announcing only one prefix: 16183
Transit ASes present in the Internet Routing Table: 5714
Transit-only ASes present in the Internet Routing Table: 132
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 57
Max AS path prepend of ASN ( 56484) 51
Prefixes from unregistered ASNs in the Routing Table: 809
Unregistered ASNs in the Routing Table: 161
Number of 32-bit ASNs allocated by the RIRs: 4782
Number of 32-bit ASNs visible in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 10442
Special use prefixes present in the Routing Table: 32
Prefixes being announced from unallocated address space: 238
Number of addresses announced to Internet: 2641186816
Equivalent to 157 /8s, 109 /16s and 80 /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: 94.6
Total number of prefixes smaller than registry allocations: 155740
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 104122
Total APNIC prefixes after maximum aggregation: 32154
APNIC Deaggregation factor: 3.24
Prefixes being announced from the APNIC address blocks: 106156
Unique aggregates announced from the APNIC address blocks: 44984
APNIC Region origin ASes present in the Internet Routing Table: 4800
APNIC Prefixes per ASN: 22.12
APNIC Region origin ASes announcing only one prefix: 1241
APNIC Region transit ASes present in the Internet Routing Table: 798
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1
Number of APNIC addresses announced to Internet: 721189888
Equivalent to 42 /8s, 252 /16s and 124 /24s
Percentage of available APNIC address space announced: 84.3
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: 157453
Total ARIN prefixes after maximum aggregation: 79676
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 158069
Unique aggregates announced from the ARIN address blocks: 73417
ARIN Region origin ASes present in the Internet Routing Table: 15656
ARIN Prefixes per ASN: 10.10
ARIN Region origin ASes announcing only one prefix: 5984
ARIN Region transit ASes present in the Internet Routing Table: 1588
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: 1064099328
Equivalent to 63 /8s, 108 /16s and 222 /24s
Percentage of available ARIN address space announced: 56.3
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: 117099
Total RIPE prefixes after maximum aggregation: 59781
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 120646
Unique aggregates announced from the RIPE address blocks: 77816
RIPE Region origin ASes present in the Internet Routing Table: 17203
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8187
RIPE Region transit ASes present in the Internet Routing Table: 2775
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 52
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1
Number of RIPE addresses announced to Internet: 656484096
Equivalent to 39 /8s, 33 /16s and 39 /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, 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: 47481
Total LACNIC prefixes after maximum aggregation: 9179
LACNIC Deaggregation factor: 5.17
Prefixes being announced from the LACNIC address blocks: 51627
Unique aggregates announced from the LACNIC address blocks: 24368
LACNIC Region origin ASes present in the Internet Routing Table: 1937
LACNIC Prefixes per ASN: 26.65
LACNIC Region origin ASes announcing only one prefix: 584
LACNIC Region transit ASes present in the Internet Routing Table: 352
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 17
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3
Number of LACNIC addresses announced to Internet: 130248448
Equivalent to 7 /8s, 195 /16s and 111 /24s
Percentage of available LACNIC address space announced: 77.6
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-62463, 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: 11093
Total AfriNIC prefixes after maximum aggregation: 2504
AfriNIC Deaggregation factor: 4.43
Prefixes being announced from the AfriNIC address blocks: 11690
Unique aggregates announced from the AfriNIC address blocks: 3852
AfriNIC Region origin ASes present in the Internet Routing Table: 632
AfriNIC Prefixes per ASN: 18.50
AfriNIC Region origin ASes announcing only one prefix: 187
AfriNIC Region transit ASes present in the Internet Routing Table: 129
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 46602752
Equivalent to 2 /8s, 199 /16s and 26 /24s
Percentage of available AfriNIC address space announced: 46.3
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 2518 839 86 PT Telekomunikasi Indonesia
4766 2145 11551 627 Korea Telecom (KIX)
7545 1976 320 106 TPG Internet Pty Ltd
4755 1712 390 190 TATA Communications formerly
9829 1514 1205 40 National Internet Backbone
9583 1283 98 537 Sify Limited
7552 1140 1080 13 Vietel Corporation
9498 1124 309 71 BHARTI Airtel Ltd.
24560 1076 394 164 Bharti Airtel Ltd., Telemedia
4808 1052 2015 304 CNCGROUP IP network China169
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 3017 3692 77 BellSouth.net Inc.
18566 2062 381 182 Covad Communications Co.
1785 1990 677 123 PaeTec Communications, Inc.
22773 1983 2929 125 Cox Communications Inc.
20115 1671 1611 610 Charter Communications
4323 1619 1155 404 tw telecom holdings, inc.
701 1531 11075 839 MCI Communications Services,
30036 1333 298 644 Mediacom Communications Corp
7018 1312 11091 847 AT&T Services, Inc.
11492 1219 216 359 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 1608 544 16 Corbina telecom
2118 1260 97 13 EUnet/RELCOM Autonomous Syste
34984 1208 237 217 BILISIM TELEKOM
20940 872 309 684 Akamai Technologies European
13188 823 98 73 Ukraine
8551 821 370 43 Bezeq International
31148 795 40 24 FreeNet ISP
6830 772 2377 445 UPC Broadband
34744 684 173 59 SC GVM SISTEM 2003 SRL
58113 666 74 386 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
28573 2794 1537 113 Types of queries are: POCs, o
10620 2648 416 218 Types of queries are: POCs, o
7303 1732 1155 221 Telecom Argentina S.A.
8151 1252 2708 403 Uninet S.A. de C.V.
18881 958 780 19 Global Village Telecom
6503 924 435 67 Axtel, S.A.B. de C.V.
27947 812 89 104 Telconet S.A
3816 710 307 87 Types of queries are: POCs, o
7738 698 1370 35 Telecomunicacoes da Bahia S.A
11172 611 103 66 Alestra, S. de R.L. de C.V.
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 1237 80 4 MOBITEL
24863 892 274 33 LINKdotNET AS number
6713 542 617 25 Itissalat Al-MAGHRIB
8452 443 956 9 TEDATA
24835 345 80 8 RAYA Telecom - Egypt
3741 261 906 220 The Internet Solution
15706 222 32 6 Sudatel Internet Exchange Aut
29571 205 17 9 Ci Telecom Autonomous system
37054 195 11 5 Data Telecom Service
12258 193 28 67 Vodacom Internet Company
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 3017 3692 77 BellSouth.net Inc.
28573 2794 1537 113 Types of queries are: POCs, o
10620 2648 416 218 Types of queries are: POCs, o
17974 2518 839 86 PT Telekomunikasi Indonesia
4766 2145 11551 627 Korea Telecom (KIX)
18566 2062 381 182 Covad Communications Co.
1785 1990 677 123 PaeTec Communications, Inc.
22773 1983 2929 125 Cox Communications Inc.
7545 1976 320 106 TPG Internet Pty Ltd
7303 1732 1155 221 Telecom Argentina S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
28573 2794 2681 Types of queries are: POCs, o
17974 2518 2432 PT Telekomunikasi Indonesia
10620 2648 2430 Types of queries are: POCs, o
18566 2062 1880 Covad Communications Co.
7545 1976 1870 TPG Internet Pty Ltd
1785 1990 1867 PaeTec Communications, Inc.
22773 1983 1858 Cox Communications Inc.
8402 1608 1592 Corbina telecom
4755 1712 1522 TATA Communications formerly
4766 2145 1518 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
65101 PRIVATE 5.16.192.0/19 41733 JSC "Z-Telecom"
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 7018 AT&T Services, Inc.
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T Services, Inc.
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T Services, Inc.
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.
128.0.46.0/23 39743 Mobimax Telecom SRL
128.0.53.0/24 60993 Totalsoft SA
128.0.54.0/24 60972 Carpatair SA
128.0.55.0/24 48571 SC efectRO SRL
128.0.57.0/24 60993 Totalsoft SA
128.0.58.0/23 9050 RTD-ROMTELECOM Autonomous Sys
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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.
64.185.230.0/24 27431 JTL Networks Inc.
64.185.231.0/24 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 /8:17 /9:11 /10:31 /11:88 /12:249
/13:481 /14:894 /15:1590 /16:12645 /17:6654 /18:11150
/19:22150 /20:31961 /21:34121 /22:46996 /23:42072 /24:236706
/25:8 /26:11 /27:12 /28:134 /29:206 /30:108
/31:0 /32:132
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2013 2062 Covad Communications Co.
6389 1732 3017 BellSouth.net Inc.
8402 1306 1608 Corbina telecom
22773 1290 1983 Cox Communications Inc.
36998 1231 1237 MOBITEL
30036 1202 1333 Mediacom Communications Corp
11492 1180 1219 CABLE ONE, INC.
1785 1062 1990 PaeTec Communications, Inc.
6983 1010 1136 ITC^Deltacom
10620 990 2648 Types of queries are: POCs, o
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:783 2:738 3:3 4:12 5:758 6:10
8:551 12:1924 13:3 14:804 15:11 16:3
17:9 20:17 23:272 24:1764 27:1475 31:1325
32:38 33:2 34:5 36:28 37:1859 38:870
39:2 40:171 41:2923 42:191 44:6 46:1900
47:2 49:635 50:707 52:12 54:33 55:9
57:29 58:1093 59:564 60:308 61:1387 62:1121
63:2034 64:4314 65:2164 66:4266 67:2056 68:1099
69:3262 70:822 71:509 72:1914 74:2500 75:341
76:298 77:1088 78:1000 79:615 80:1257 81:1003
82:627 83:569 84:532 85:1160 86:455 87:991
88:536 89:1744 90:147 91:5498 92:591 93:1667
94:1839 95:1488 96:514 97:344 98:1035 99:38
100:30 101:325 103:2647 105:519 106:149 107:208
108:496 109:1824 110:880 111:1033 112:539 113:800
114:686 115:939 116:908 117:784 118:1078 119:1242
120:398 121:715 122:1759 123:1209 124:1325 125:1356
128:605 129:198 130:312 131:649 132:332 133:148
134:257 135:67 136:221 137:259 138:344 139:193
140:179 141:313 142:524 143:369 144:494 145:93
146:496 147:381 148:666 149:366 150:151 151:565
152:415 153:193 154:39 155:399 156:263 157:350
158:278 159:644 160:337 161:407 162:438 163:202
164:596 165:440 166:286 167:591 168:1021 169:128
170:1050 171:181 172:21 173:1603 174:546 175:460
176:1106 177:2000 178:1862 179:22 180:1443 181:425
182:1201 183:387 184:658 185:492 186:2270 187:1293
188:2134 189:1320 190:6362 192:6592 193:5860 194:4594
195:3425 196:1362 197:972 198:4413 199:5283 200:5917
201:2264 202:8683 203:8784 204:4435 205:2543 206:2719
207:2816 208:4043 209:3613 210:2891 211:1501 212:2222
213:1915 214:914 215:98 216:5182 217:1597 218:605
219:316 220:1256 221:558 222:319 223:446
End of report
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