* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Thu 21 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 466466
Prefixes after maximum aggregation: 188090
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 234219
Total ASes present in the Internet Routing Table: 45357
Prefixes per ASN: 10.28
Origin-only ASes present in the Internet Routing Table: 35399
Origin ASes announcing only one prefix: 16299
Transit ASes present in the Internet Routing Table: 5791
Transit-only ASes present in the Internet Routing Table: 148
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: 867
Unregistered ASNs in the Routing Table: 243
Number of 32-bit ASNs allocated by the RIRs: 5369
Number of 32-bit ASNs visible in the Routing Table: 4167
Prefixes from 32-bit ASNs in the Routing Table: 13048
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1097
Number of addresses announced to Internet: 2650927968
Equivalent to 158 /8s, 1 /16s and 243 /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: 95.3
Total number of prefixes smaller than registry allocations: 162850
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107597
Total APNIC prefixes after maximum aggregation: 33323
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109818
Unique aggregates announced from the APNIC address blocks: 47506
APNIC Region origin ASes present in the Internet Routing Table: 4846
APNIC Prefixes per ASN: 22.66
APNIC Region origin ASes announcing only one prefix: 1238
APNIC Region transit ASes present in the Internet Routing Table: 813
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: 749
Number of APNIC addresses announced to Internet: 727045376
Equivalent to 43 /8s, 85 /16s and 213 /24s
Percentage of available APNIC address space announced: 85.0
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: 162072
Total ARIN prefixes after maximum aggregation: 81237
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 162609
Unique aggregates announced from the ARIN address blocks: 76002
ARIN Region origin ASes present in the Internet Routing Table: 15869
ARIN Prefixes per ASN: 10.25
ARIN Region origin ASes announcing only one prefix: 6002
ARIN Region transit ASes present in the Internet Routing Table: 1601
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: 38
Number of ARIN addresses announced to Internet: 1072618240
Equivalent to 63 /8s, 238 /16s and 219 /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: 118724
Total RIPE prefixes after maximum aggregation: 60963
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122705
Unique aggregates announced from the RIPE address blocks: 78746
RIPE Region origin ASes present in the Internet Routing Table: 17506
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8291
RIPE Region transit ASes present in the Internet Routing Table: 2783
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2478
Number of RIPE addresses announced to Internet: 656073824
Equivalent to 39 /8s, 26 /16s and 228 /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: 52626
Total LACNIC prefixes after maximum aggregation: 9817
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 57792
Unique aggregates announced from the LACNIC address blocks: 27057
LACNIC Region origin ASes present in the Internet Routing Table: 2034
LACNIC Prefixes per ASN: 28.41
LACNIC Region origin ASes announcing only one prefix: 561
LACNIC Region transit ASes present in the Internet Routing Table: 383
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 896
Number of LACNIC addresses announced to Internet: 143324416
Equivalent to 8 /8s, 138 /16s and 245 /24s
Percentage of available LACNIC address space announced: 85.4
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: 11818
Total AfriNIC prefixes after maximum aggregation: 2592
AfriNIC Deaggregation factor: 4.56
Prefixes being announced from the AfriNIC address blocks: 12445
Unique aggregates announced from the AfriNIC address blocks: 4021
AfriNIC Region origin ASes present in the Internet Routing Table: 681
AfriNIC Prefixes per ASN: 18.27
AfriNIC Region origin ASes announcing only one prefix: 207
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: 48014592
Equivalent to 2 /8s, 220 /16s and 165 /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 2713 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2135 11550 641 Korea Telecom (KIX)
7545 2092 319 108 TPG Internet Pty Ltd
4755 1776 391 189 TATA Communications formerly
9829 1544 1245 45 BSNL National Internet Backbo
9583 1246 95 509 Sify Limited
9498 1210 309 73 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1095 380 166 Bharti Airtel Ltd., Telemedia
4808 1079 2020 309 CNCGROUP IP network: China169
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 3044 3688 53 BellSouth.net Inc.
22773 2205 2941 141 Cox Communications, Inc.
1785 2057 686 145 PaeTec Communications, Inc.
18566 2056 379 178 MegaPath Corporation
20115 1685 1655 600 Charter Communications
4323 1647 1114 419 Time Warner Telecom
701 1507 11162 782 MCI Communications Services,
30036 1385 312 582 Mediacom Communications Corp
7018 1345 17795 882 AT&T WorldNet Services
6983 1297 774 582 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 1828 544 16 OJSC "Vimpelcom"
34984 1367 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1138 424 864 Akamai Technologies European
31148 1001 45 19 FreeNet ISP
13188 896 99 48 TOV "Bank-Inform"
6849 870 363 39 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 778 2329 430 UPC Distribution Services
12479 679 797 57 Uni2 Autonomous System
35228 546 246 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 3349 1792 101 NET Servicos de Comunicao S.A
10620 2666 432 219 Telmex Colombia S.A.
7303 1728 1150 231 Telecom Argentina Stet-France
18881 1635 908 20 Global Village Telecom
8151 1347 2853 410 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 819 94 91 Telconet S.A
6147 812 373 27 Telefonica Del Peru
6503 789 434 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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 889 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 408 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 228 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
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 3349 1792 101 NET Servicos de Comunicao S.A
6389 3044 3688 53 BellSouth.net Inc.
17974 2713 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2666 432 219 Telmex Colombia S.A.
22773 2205 2941 141 Cox Communications, Inc.
4766 2135 11550 641 Korea Telecom (KIX)
7545 2092 319 108 TPG Internet Pty Ltd
1785 2057 686 145 PaeTec Communications, Inc.
18566 2056 379 178 MegaPath Corporation
36998 1864 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 3044 2991 BellSouth.net Inc.
17974 2713 2625 PT TELEKOMUNIKASI INDONESIA
10620 2666 2447 Telmex Colombia S.A.
22773 2205 2064 Cox Communications, Inc.
7545 2092 1984 TPG Internet Pty Ltd
1785 2057 1912 PaeTec Communications, Inc.
18566 2056 1878 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1828 1812 OJSC "Vimpelcom"
18881 1635 1615 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/us/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 3356 Level 3 Communicatio
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
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 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.
23.91.0.0/19 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.
23.91.160.0/19 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 /12:253
/13:469 /14:912 /15:1607 /16:12763 /17:6670 /18:11079
/19:22808 /20:32687 /21:35372 /22:49421 /23:43460 /24:248371
/25:45 /26:38 /27:26 /28:42 /29:40 /30:215
/31:13 /32:25
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2010 2056 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1701 3044 BellSouth.net Inc.
8402 1515 1828 OJSC "Vimpelcom"
22773 1462 2205 Cox Communications, Inc.
30036 1229 1385 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1095 2057 PaeTec Communications, Inc.
6983 1036 1297 ITC^Deltacom
22561 964 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:898 2:809 3:3 4:17 5:1022 6:21
8:620 12:1879 13:3 14:878 15:11 16:3
17:18 18:19 20:21 23:565 24:1759 27:1624
31:1506 32:43 33:2 34:5 36:87 37:1925
38:912 39:5 40:182 41:3316 42:287 44:13
46:2020 47:10 49:692 50:839 52:12 54:44
55:7 56:4 57:26 58:1091 59:569 60:377
61:1462 62:1245 63:1987 64:4317 65:2341 66:4158
67:2109 68:1094 69:3290 70:869 71:488 72:2011
74:2568 75:325 76:296 77:1163 78:1035 79:663
80:1273 81:1047 82:648 83:675 84:587 85:1253
86:375 87:1024 88:552 89:1559 90:152 91:5678
92:612 93:1602 94:2065 95:1556 96:511 97:348
98:1036 99:41 100:31 101:403 103:3624 105:527
106:141 107:216 108:515 109:1973 110:969 111:1114
112:585 113:810 114:729 115:1013 116:994 117:814
118:1182 119:1244 120:328 121:734 122:1781 123:1242
124:1358 125:1438 128:623 129:206 130:336 131:659
132:354 133:158 134:547 135:72 136:283 137:244
138:349 139:291 140:173 141:317 142:533 143:412
144:492 145:90 146:521 147:398 148:729 149:369
150:136 151:650 152:412 153:205 154:53 155:498
156:292 157:370 158:281 159:694 160:359 161:451
162:857 163:202 164:617 165:584 166:262 167:634
168:1038 169:121 170:1118 171:184 172:27 173:1584
174:691 175:515 176:1320 177:2484 178:1864 179:300
180:1587 181:874 182:1376 183:444 184:629 185:1048
186:2643 187:1487 188:1849 189:1264 190:7271 192:6997
193:5430 194:4021 195:3371 196:1326 197:1035 198:4689
199:5455 200:6039 201:2515 202:8787 203:8818 204:4465
205:2618 206:2745 207:2772 208:3982 209:3643 210:2917
211:1557 212:2147 213:1978 214:901 215:91 216:5402
217:1696 218:619 219:316 220:1273 221:585 222:326
223:500
End of report
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