* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Mon 09 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 473445
Prefixes after maximum aggregation: 189837
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234927
Total ASes present in the Internet Routing Table: 45604
Prefixes per ASN: 10.38
Origin-only ASes present in the Internet Routing Table: 35398
Origin ASes announcing only one prefix: 16261
Transit ASes present in the Internet Routing Table: 5950
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 103
Max AS path prepend of ASN ( 50404) 101
Prefixes from unregistered ASNs in the Routing Table: 1030
Unregistered ASNs in the Routing Table: 285
Number of 32-bit ASNs allocated by the RIRs: 5478
Number of 32-bit ASNs visible in the Routing Table: 4256
Prefixes from 32-bit ASNs in the Routing Table: 13359
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1340
Number of addresses announced to Internet: 2657700508
Equivalent to 158 /8s, 105 /16s and 74 /24s
Percentage of available address space announced: 71.8
Percentage of allocated address space announced: 71.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.3
Total number of prefixes smaller than registry allocations: 164810
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112547
Total APNIC prefixes after maximum aggregation: 34153
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 114773
Unique aggregates announced from the APNIC address blocks: 48021
APNIC Region origin ASes present in the Internet Routing Table: 4869
APNIC Prefixes per ASN: 23.57
APNIC Region origin ASes announcing only one prefix: 1207
APNIC Region transit ASes present in the Internet Routing Table: 834
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 776
Number of APNIC addresses announced to Internet: 729049280
Equivalent to 43 /8s, 116 /16s and 104 /24s
Percentage of available APNIC address space announced: 85.2
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: 162358
Total ARIN prefixes after maximum aggregation: 81645
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 163119
Unique aggregates announced from the ARIN address blocks: 75326
ARIN Region origin ASes present in the Internet Routing Table: 15902
ARIN Prefixes per ASN: 10.26
ARIN Region origin ASes announcing only one prefix: 6002
ARIN Region transit ASes present in the Internet Routing Table: 1665
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 43
Number of ARIN addresses announced to Internet: 1073172608
Equivalent to 63 /8s, 247 /16s and 80 /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: 119648
Total RIPE prefixes after maximum aggregation: 61211
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 123430
Unique aggregates announced from the RIPE address blocks: 79045
RIPE Region origin ASes present in the Internet Routing Table: 17545
RIPE Prefixes per ASN: 7.04
RIPE Region origin ASes announcing only one prefix: 8288
RIPE Region transit ASes present in the Internet Routing Table: 2829
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 103
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2513
Number of RIPE addresses announced to Internet: 656260068
Equivalent to 39 /8s, 29 /16s and 187 /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: 53089
Total LACNIC prefixes after maximum aggregation: 10017
LACNIC Deaggregation factor: 5.30
Prefixes being announced from the LACNIC address blocks: 58410
Unique aggregates announced from the LACNIC address blocks: 27435
LACNIC Region origin ASes present in the Internet Routing Table: 2047
LACNIC Prefixes per ASN: 28.53
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 397
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 917
Number of LACNIC addresses announced to Internet: 146232376
Equivalent to 8 /8s, 183 /16s and 84 /24s
Percentage of available LACNIC address space announced: 87.2
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: 11715
Total AfriNIC prefixes after maximum aggregation: 2582
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12373
Unique aggregates announced from the AfriNIC address blocks: 4041
AfriNIC Region origin ASes present in the Internet Routing Table: 688
AfriNIC Prefixes per ASN: 17.98
AfriNIC Region origin ASes announcing only one prefix: 209
AfriNIC Region transit ASes present in the Internet Routing Table: 144
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 7
Number of AfriNIC addresses announced to Internet: 48535360
Equivalent to 2 /8s, 228 /16s and 151 /24s
Percentage of available AfriNIC address space announced: 48.2
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
4766 2955 11559 952 Korea Telecom (KIX)
17974 2721 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2112 319 110 TPG Internet Pty Ltd
4755 1795 392 190 TATA Communications formerly
9829 1540 1246 45 BSNL National Internet Backbo
9583 1418 113 570 Sify Limited
9498 1219 309 72 BHARTI Airtel Ltd.
7552 1173 1080 13 Vietel Corporation
4808 1144 2120 338 CNCGROUP IP network: China169
24560 1098 382 166 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3038 3688 53 BellSouth.net Inc.
22773 2296 2939 137 Cox Communications, Inc.
18566 2052 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
20115 1680 1656 596 Charter Communications
4323 1638 1098 418 Time Warner Telecom
701 1509 11128 780 MCI Communications Services,
30036 1380 311 580 Mediacom Communications Corp
7018 1328 17779 867 AT&T WorldNet Services
6983 1292 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1986 544 16 OJSC "Vimpelcom"
34984 1367 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1188 450 892 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 897 99 42 TOV "Bank-Inform"
6849 855 363 39 JSC UKRTELECOM,
8551 794 370 41 Bezeq International
6830 771 2327 424 UPC Distribution Services
12479 679 798 53 Uni2 Autonomous System
35228 549 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3421 1829 94 NET Servicos de Comunicao S.A
10620 2693 436 200 Telmex Colombia S.A.
7303 1736 1161 231 Telecom Argentina Stet-France
18881 1709 908 20 Global Village Telecom
8151 1367 2855 423 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 851 93 89 Telconet S.A
6147 791 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 776 434 60 AVANTEL, S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1854 112 5 Sudanese Mobile Telephone (ZA
24863 872 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 414 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
29571 250 21 13 Ci Telecom Autonomous system
3741 247 921 209 The Internet Solution
36992 222 501 29 Etisalat MISR
15706 219 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3421 1829 94 NET Servicos de Comunicao S.A
6389 3038 3688 53 BellSouth.net Inc.
4766 2955 11559 952 Korea Telecom (KIX)
17974 2721 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2693 436 200 Telmex Colombia S.A.
22773 2296 2939 137 Cox Communications, Inc.
7545 2112 319 110 TPG Internet Pty Ltd
18566 2052 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
8402 1986 544 16 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3038 2985 BellSouth.net Inc.
17974 2721 2633 PT TELEKOMUNIKASI INDONESIA
10620 2693 2493 Telmex Colombia S.A.
22773 2296 2159 Cox Communications, Inc.
4766 2955 2003 Korea Telecom (KIX)
7545 2112 2002 TPG Internet Pty Ltd
8402 1986 1970 OJSC "Vimpelcom"
1785 2048 1917 PaeTec Communications, Inc.
18566 2052 1874 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.120.0/21 36351 SoftLayer Technologies Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
Complete listing at http://thyme.rand.apnic.net/current/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 /9:11 /10:31 /11:92 /12:253
/13:475 /14:933 /15:1636 /16:12848 /17:6789 /18:11330
/19:23147 /20:32999 /21:35650 /22:50209 /23:43902 /24:250697
/25:829 /26:988 /27:452 /28:49 /29:73 /30:22
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2007 2052 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1700 3038 BellSouth.net Inc.
8402 1693 1986 OJSC "Vimpelcom"
22773 1548 2296 Cox Communications, Inc.
30036 1220 1380 Mediacom Communications Corp
11492 1183 1224 Cable One
1785 1088 2048 PaeTec Communications, Inc.
6983 1034 1292 ITC^Deltacom
22561 965 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:925 2:871 3:3 4:16 5:809 6:21
8:612 12:1875 13:3 14:900 15:11 16:3
17:19 18:19 20:25 23:616 24:1757 27:1704
31:1515 32:45 33:2 34:5 36:96 37:1943
38:903 39:5 40:181 41:3231 42:231 44:13
46:2073 47:10 49:700 50:864 52:12 54:44
55:4 56:4 57:26 58:1146 59:584 60:368
61:1495 62:1212 63:1974 64:4331 65:2334 66:4139
67:2091 68:1079 69:3156 70:850 71:503 72:1982
74:2553 75:324 76:304 77:1217 78:1018 79:668
80:1278 81:1037 82:628 83:753 84:590 85:1258
86:382 87:1036 88:548 89:1567 90:154 91:5721
92:622 93:1613 94:2114 95:1565 96:418 97:333
98:1093 99:41 100:34 101:688 103:3799 105:531
106:143 107:230 108:522 109:2000 110:969 111:1123
112:594 113:802 114:752 115:1044 116:1006 117:831
118:1218 119:1296 120:338 121:763 122:1869 123:1267
124:1373 125:1439 128:636 129:233 130:355 131:667
132:350 133:158 134:308 135:72 136:270 137:270
138:351 139:171 140:199 141:343 142:549 143:402
144:500 145:90 146:552 147:435 148:771 149:368
150:153 151:486 152:415 153:207 154:46 155:515
156:306 157:418 158:284 159:785 160:362 161:460
162:898 163:225 164:629 165:581 166:276 167:637
168:1043 169:124 170:1128 171:185 172:11 173:1637
174:647 175:540 176:1323 177:2497 178:1877 179:315
180:1605 181:886 182:1404 183:478 184:622 185:1111
186:2648 187:1445 188:1970 189:1256 190:7318 192:7087
193:5472 194:4034 195:3379 196:1343 197:1052 198:4756
199:5480 200:6069 201:2527 202:8960 203:8892 204:4506
205:2644 206:2884 207:2788 208:3959 209:3642 210:3080
211:1629 212:2170 213:1994 214:890 215:84 216:5389
217:1715 218:636 219:319 220:1268 221:587 222:332
223:521
End of report
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