* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Sat 02 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 463718
Prefixes after maximum aggregation: 187659
Deaggregation factor: 2.47
Unique aggregates announced to Internet: 233166
Total ASes present in the Internet Routing Table: 45236
Prefixes per ASN: 10.25
Origin-only ASes present in the Internet Routing Table: 35346
Origin ASes announcing only one prefix: 16268
Transit ASes present in the Internet Routing Table: 5799
Transit-only ASes present in the Internet Routing Table: 155
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 37
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 691
Unregistered ASNs in the Routing Table: 167
Number of 32-bit ASNs allocated by the RIRs: 5284
Number of 32-bit ASNs visible in the Routing Table: 4091
Prefixes from 32-bit ASNs in the Routing Table: 12606
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 905
Number of addresses announced to Internet: 2651044320
Equivalent to 158 /8s, 3 /16s and 185 /24s
Percentage of available address space announced: 71.6
Percentage of allocated address space announced: 71.6
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: 162258
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107032
Total APNIC prefixes after maximum aggregation: 33102
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109154
Unique aggregates announced from the APNIC address blocks: 46998
APNIC Region origin ASes present in the Internet Routing Table: 4855
APNIC Prefixes per ASN: 22.48
APNIC Region origin ASes announcing only one prefix: 1234
APNIC Region transit ASes present in the Internet Routing Table: 809
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 723
Number of APNIC addresses announced to Internet: 728186112
Equivalent to 43 /8s, 103 /16s and 61 /24s
Percentage of available APNIC address space announced: 85.1
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: 161486
Total ARIN prefixes after maximum aggregation: 81058
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162212
Unique aggregates announced from the ARIN address blocks: 75770
ARIN Region origin ASes present in the Internet Routing Table: 15853
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6000
ARIN Region transit ASes present in the Internet Routing Table: 1612
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 32
Number of ARIN addresses announced to Internet: 1072560384
Equivalent to 63 /8s, 237 /16s and 249 /24s
Percentage of available ARIN address space announced: 56.7
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: 118690
Total RIPE prefixes after maximum aggregation: 61039
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122461
Unique aggregates announced from the RIPE address blocks: 78823
RIPE Region origin ASes present in the Internet Routing Table: 17498
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8290
RIPE Region transit ASes present in the Internet Routing Table: 2798
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2447
Number of RIPE addresses announced to Internet: 656588000
Equivalent to 39 /8s, 34 /16s and 188 /24s
Percentage of available RIPE address space announced: 95.5
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: 51906
Total LACNIC prefixes after maximum aggregation: 9766
LACNIC Deaggregation factor: 5.31
Prefixes being announced from the LACNIC address blocks: 56889
Unique aggregates announced from the LACNIC address blocks: 26799
LACNIC Region origin ASes present in the Internet Routing Table: 2026
LACNIC Prefixes per ASN: 28.08
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 373
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 883
Number of LACNIC addresses announced to Internet: 142249216
Equivalent to 8 /8s, 122 /16s and 141 /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: 11447
Total AfriNIC prefixes after maximum aggregation: 2562
AfriNIC Deaggregation factor: 4.47
Prefixes being announced from the AfriNIC address blocks: 12097
Unique aggregates announced from the AfriNIC address blocks: 4031
AfriNIC Region origin ASes present in the Internet Routing Table: 667
AfriNIC Prefixes per ASN: 18.14
AfriNIC Region origin ASes announcing only one prefix: 193
AfriNIC Region transit ASes present in the Internet Routing Table: 132
Average AfriNIC Region AS path length visible: 4.0
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: 48039424
Equivalent to 2 /8s, 221 /16s and 6 /24s
Percentage of available AfriNIC address space announced: 47.7
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 2710 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2062 319 110 TPG Internet Pty Ltd
4755 1770 391 187 TATA Communications formerly
9829 1539 1242 48 BSNL National Internet Backbo
9498 1210 309 74 BHARTI Airtel Ltd.
9583 1185 90 511 Sify Limited
7552 1156 1080 13 Vietel Corporation
4808 1096 2030 315 CNCGROUP IP network: China169
24560 1092 380 165 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3056 3688 56 BellSouth.net Inc.
22773 2191 2939 139 Cox Communications, Inc.
18566 2059 379 179 MegaPath Corporation
1785 2036 684 131 PaeTec Communications, Inc.
20115 1681 1654 607 Charter Communications
4323 1635 1118 420 Time Warner Telecom
701 1504 11144 779 MCI Communications Services,
30036 1382 312 580 Mediacom Communications Corp
7018 1346 17797 881 AT&T WorldNet Services
6983 1294 771 579 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1769 544 17 OJSC "Vimpelcom"
34984 1363 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1106 405 837 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 889 99 49 TOV "Bank-Inform"
6849 861 356 30 JSC UKRTELECOM,
6830 775 2328 427 UPC Distribution Services
8551 758 370 41 Bezeq International
12479 675 798 55 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3434 1783 83 NET Servicos de Comunicao S.A
10620 2642 428 237 TVCABLE BOGOTA
7303 1724 1144 233 Telecom Argentina Stet-France
18881 1537 844 20 Global Village Telecom
8151 1335 2838 412 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 820 94 93 Telconet S.A
6147 792 373 27 Telefonica Del Peru
6503 785 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.rand.apnic.net/us/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 884 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 9 TEDATA
3741 259 921 216 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
12258 183 27 65 Vodacom Internet Company
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3434 1783 83 NET Servicos de Comunicao S.A
6389 3056 3688 56 BellSouth.net Inc.
17974 2710 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2642 428 237 TVCABLE BOGOTA
22773 2191 2939 139 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2062 319 110 TPG Internet Pty Ltd
18566 2059 379 179 MegaPath Corporation
1785 2036 684 131 PaeTec Communications, Inc.
36998 1854 112 5 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3056 3000 BellSouth.net Inc.
17974 2710 2621 PT TELEKOMUNIKASI INDONESIA
10620 2642 2405 TVCABLE BOGOTA
22773 2191 2052 Cox Communications, Inc.
7545 2062 1952 TPG Internet Pty Ltd
1785 2036 1905 PaeTec Communications, Inc.
18566 2059 1880 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1769 1752 OJSC "Vimpelcom"
4755 1770 1583 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62734 UNALLOCATED 8.31.128.0/24 3356 Level 3 Communicatio
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 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
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
23.91.14.0/24 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 40676 Psychz Networks
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/us/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 /12:254
/13:469 /14:910 /15:1610 /16:12778 /17:6641 /18:11052
/19:22657 /20:32379 /21:35221 /22:49496 /23:43255 /24:246499
/25:46 /26:37 /27:25 /28:39 /29:28 /30:143
/31:10 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2013 2059 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3056 BellSouth.net Inc.
8402 1474 1769 OJSC "Vimpelcom"
22773 1457 2191 Cox Communications, Inc.
30036 1230 1382 Mediacom Communications Corp
11492 1200 1241 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 968 1245 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:877 2:812 3:3 4:17 5:1005 6:21
8:613 12:1892 13:3 14:864 15:11 16:3
17:18 18:19 20:21 23:505 24:1740 27:1604
31:1477 32:43 33:2 34:5 36:81 37:1882
38:917 39:4 40:181 41:3178 42:245 44:13
46:2016 47:10 49:682 50:830 52:12 54:42
55:4 56:2 57:26 58:1078 59:568 60:371
61:1453 62:1203 63:1981 64:4351 65:2340 66:4129
67:2100 68:1101 69:3284 70:870 71:489 72:2036
74:2551 75:328 76:295 77:1165 78:1056 79:643
80:1294 81:1017 82:673 83:632 84:581 85:1252
86:420 87:1003 88:561 89:1597 90:150 91:5637
92:613 93:1596 94:2008 95:1595 96:506 97:342
98:1039 99:39 100:30 101:371 103:3488 105:528
106:142 107:212 108:515 109:1877 110:950 111:1099
112:584 113:806 114:723 115:1006 116:978 117:811
118:1159 119:1247 120:357 121:728 122:1783 123:1234
124:1312 125:1432 128:602 129:214 130:314 131:658
132:358 133:157 134:542 135:67 136:278 137:264
138:349 139:171 140:165 141:323 142:528 143:397
144:491 145:87 146:506 147:381 148:700 149:366
150:155 151:587 152:413 153:205 154:51 155:491
156:283 157:374 158:282 159:683 160:358 161:451
162:815 163:201 164:626 165:572 166:257 167:631
168:1040 169:124 170:1130 171:182 172:25 173:1604
174:687 175:505 176:1259 177:2362 178:1939 179:201
180:1578 181:792 182:1333 183:454 184:665 185:987
186:2662 187:1501 188:1836 189:1264 190:7206 192:7026
193:5406 194:4029 195:3351 196:1316 197:1014 198:4680
199:5448 200:6054 201:2529 202:8762 203:8841 204:4450
205:2629 206:2755 207:2766 208:3997 209:3607 210:2889
211:1559 212:2122 213:1975 214:890 215:92 216:5347
217:1681 218:617 219:314 220:1269 221:567 222:327
223:502
End of report
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