* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Thu 07 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 471180
Prefixes after maximum aggregation: 189235
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233756
Total ASes present in the Internet Routing Table: 45396
Prefixes per ASN: 10.38
Origin-only ASes present in the Internet Routing Table: 35326
Origin ASes announcing only one prefix: 16264
Transit ASes present in the Internet Routing Table: 5958
Transit-only ASes present in the Internet Routing Table: 165
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 35
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 727
Unregistered ASNs in the Routing Table: 199
Number of 32-bit ASNs allocated by the RIRs: 5306
Number of 32-bit ASNs visible in the Routing Table: 4112
Prefixes from 32-bit ASNs in the Routing Table: 12823
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 965
Number of addresses announced to Internet: 2654324564
Equivalent to 158 /8s, 53 /16s and 199 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.1
Total number of prefixes smaller than registry allocations: 164486
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111538
Total APNIC prefixes after maximum aggregation: 33908
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113680
Unique aggregates announced from the APNIC address blocks: 47411
APNIC Region origin ASes present in the Internet Routing Table: 4878
APNIC Prefixes per ASN: 23.30
APNIC Region origin ASes announcing only one prefix: 1221
APNIC Region transit ASes present in the Internet Routing Table: 831
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 728
Number of APNIC addresses announced to Internet: 730382272
Equivalent to 43 /8s, 136 /16s and 191 /24s
Percentage of available APNIC address space announced: 85.4
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: 162962
Total ARIN prefixes after maximum aggregation: 81625
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163829
Unique aggregates announced from the ARIN address blocks: 75974
ARIN Region origin ASes present in the Internet Routing Table: 15927
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6007
ARIN Region transit ASes present in the Internet Routing Table: 1669
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: 33
Number of ARIN addresses announced to Internet: 1073625472
Equivalent to 63 /8s, 254 /16s and 57 /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: 119028
Total RIPE prefixes after maximum aggregation: 60976
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122665
Unique aggregates announced from the RIPE address blocks: 78700
RIPE Region origin ASes present in the Internet Routing Table: 17513
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8294
RIPE Region transit ASes present in the Internet Routing Table: 2845
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2458
Number of RIPE addresses announced to Internet: 656362340
Equivalent to 39 /8s, 31 /16s and 75 /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: 52505
Total LACNIC prefixes after maximum aggregation: 9998
LACNIC Deaggregation factor: 5.25
Prefixes being announced from the LACNIC address blocks: 57657
Unique aggregates announced from the LACNIC address blocks: 26875
LACNIC Region origin ASes present in the Internet Routing Table: 2032
LACNIC Prefixes per ASN: 28.37
LACNIC Region origin ASes announcing only one prefix: 546
LACNIC Region transit ASes present in the Internet Routing Table: 390
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 887
Number of LACNIC addresses announced to Internet: 142332336
Equivalent to 8 /8s, 123 /16s and 209 /24s
Percentage of available LACNIC address space announced: 84.8
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: 11739
Total AfriNIC prefixes after maximum aggregation: 2591
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12384
Unique aggregates announced from the AfriNIC address blocks: 4017
AfriNIC Region origin ASes present in the Internet Routing Table: 673
AfriNIC Prefixes per ASN: 18.40
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 138
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: 6
Number of AfriNIC addresses announced to Internet: 48100352
Equivalent to 2 /8s, 221 /16s and 244 /24s
Percentage of available AfriNIC address space announced: 47.8
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 2934 11557 943 Korea Telecom (KIX)
17974 2713 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2109 319 111 TPG Internet Pty Ltd
4755 1787 391 188 TATA Communications formerly
9829 1553 1242 46 BSNL National Internet Backbo
9498 1211 309 74 BHARTI Airtel Ltd.
9583 1189 91 512 Sify Limited
7552 1158 1080 13 Vietel Corporation
4808 1150 2124 339 CNCGROUP IP network: China169
24560 1094 380 163 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 3054 3688 56 BellSouth.net Inc.
22773 2190 2939 138 Cox Communications, Inc.
18566 2057 379 178 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
20115 1682 1654 607 Charter Communications
4323 1627 1102 419 Time Warner Telecom
701 1505 11145 781 MCI Communications Services,
30036 1384 313 577 Mediacom Communications Corp
7018 1338 17779 872 AT&T WorldNet Services
6983 1293 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 1949 544 17 OJSC "Vimpelcom"
34984 1363 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1126 413 856 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 887 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
6830 771 2327 423 UPC Distribution Services
8551 765 370 41 Bezeq International
12479 675 798 55 Uni2 Autonomous System
35228 542 246 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 3326 1772 120 NET Servicos de Comunicao S.A
10620 2642 428 237 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1533 844 20 Global Village Telecom
8151 1362 2853 412 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 846 93 90 Telconet S.A
6147 791 373 27 Telefonica Del Peru
6503 788 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia 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 893 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 408 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 227 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
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 3326 1772 120 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
4766 2934 11557 943 Korea Telecom (KIX)
17974 2713 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2642 428 237 TVCABLE BOGOTA
22773 2190 2939 138 Cox Communications, Inc.
7545 2109 319 111 TPG Internet Pty Ltd
18566 2057 379 178 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
8402 1949 544 17 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 3054 2998 BellSouth.net Inc.
17974 2713 2624 PT TELEKOMUNIKASI INDONESIA
10620 2642 2405 TVCABLE BOGOTA
22773 2190 2052 Cox Communications, Inc.
7545 2109 1998 TPG Internet Pty Ltd
4766 2934 1991 Korea Telecom (KIX)
8402 1949 1932 OJSC "Vimpelcom"
1785 2037 1906 PaeTec Communications, Inc.
18566 2057 1879 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 3356 Level 3 Communicatio
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
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
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
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.
23.90.192.0/18 36086 Broad Communications Technolo
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
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/22 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
/13:474 /14:921 /15:1625 /16:12819 /17:6754 /18:11326
/19:23016 /20:32773 /21:35554 /22:49780 /23:43704 /24:249520
/25:876 /26:999 /27:474 /28:50 /29:80 /30:18
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2011 2057 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1617 1949 OJSC "Vimpelcom"
22773 1455 2190 Cox Communications, Inc.
30036 1230 1384 Mediacom Communications Corp
11492 1199 1240 Cable One
1785 1086 2037 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 970 1247 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:884 2:866 3:3 4:17 5:1025 6:21
8:616 12:1892 13:3 14:896 15:11 16:3
17:18 18:19 20:21 23:520 24:1742 27:1607
31:1491 32:45 33:2 34:5 36:83 37:1910
38:922 39:4 40:181 41:3231 42:255 44:14
46:2028 47:10 49:676 50:846 52:12 54:42
55:8 56:4 57:26 58:1160 59:577 60:375
61:1469 62:1215 63:1988 64:4356 65:2346 66:4147
67:2099 68:1104 69:3303 70:872 71:490 72:2039
74:2558 75:328 76:306 77:1169 78:1059 79:650
80:1292 81:1032 82:653 83:630 84:587 85:1235
86:383 87:1008 88:563 89:1556 90:150 91:5648
92:618 93:1609 94:2025 95:1604 96:513 97:345
98:1051 99:42 100:31 101:624 103:3540 105:527
106:142 107:213 108:536 109:1913 110:973 111:1106
112:596 113:811 114:753 115:1052 116:1002 117:829
118:1166 119:1276 120:359 121:750 122:1871 123:1252
124:1360 125:1437 128:676 129:228 130:331 131:667
132:365 133:157 134:555 135:72 136:279 137:268
138:350 139:177 140:193 141:332 142:541 143:404
144:496 145:88 146:524 147:397 148:781 149:368
150:154 151:587 152:409 153:205 154:52 155:490
156:289 157:423 158:278 159:775 160:360 161:459
162:827 163:226 164:635 165:586 166:259 167:633
168:1047 169:125 170:1120 171:182 172:27 173:1603
174:687 175:513 176:1304 177:2427 178:1962 179:210
180:1588 181:833 182:1340 183:462 184:675 185:998
186:2584 187:1468 188:1851 189:1267 190:7258 192:7107
193:5419 194:4044 195:3357 196:1334 197:1051 198:4759
199:5488 200:6063 201:2505 202:8951 203:8877 204:4538
205:2647 206:2842 207:2830 208:3987 209:3647 210:2999
211:1568 212:2140 213:1986 214:896 215:91 216:5421
217:1688 218:628 219:323 220:1279 221:567 222:326
223:503
End of report
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