* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Fri 11 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 469863
Prefixes after maximum aggregation: 189255
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232792
Total ASes present in the Internet Routing Table: 45166
Prefixes per ASN: 10.40
Origin-only ASes present in the Internet Routing Table: 35249
Origin ASes announcing only one prefix: 16257
Transit ASes present in the Internet Routing Table: 5916
Transit-only ASes present in the Internet Routing Table: 163
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 526
Unregistered ASNs in the Routing Table: 281
Number of 32-bit ASNs allocated by the RIRs: 5172
Number of 32-bit ASNs visible in the Routing Table: 4001
Prefixes from 32-bit ASNs in the Routing Table: 12374
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 697
Number of addresses announced to Internet: 2648371476
Equivalent to 157 /8s, 218 /16s and 241 /24s
Percentage of available address space announced: 71.5
Percentage of allocated address space announced: 71.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.0
Total number of prefixes smaller than registry allocations: 164546
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111365
Total APNIC prefixes after maximum aggregation: 33834
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113425
Unique aggregates announced from the APNIC address blocks: 46880
APNIC Region origin ASes present in the Internet Routing Table: 4875
APNIC Prefixes per ASN: 23.27
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 821
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: 704
Number of APNIC addresses announced to Internet: 728446464
Equivalent to 43 /8s, 107 /16s and 54 /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: 163024
Total ARIN prefixes after maximum aggregation: 81619
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163514
Unique aggregates announced from the ARIN address blocks: 75998
ARIN Region origin ASes present in the Internet Routing Table: 15900
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6016
ARIN Region transit ASes present in the Internet Routing Table: 1661
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 25
Number of ARIN addresses announced to Internet: 1073175296
Equivalent to 63 /8s, 247 /16s and 91 /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: 119212
Total RIPE prefixes after maximum aggregation: 61330
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122789
Unique aggregates announced from the RIPE address blocks: 79002
RIPE Region origin ASes present in the Internet Routing Table: 17468
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8265
RIPE Region transit ASes present in the Internet Routing Table: 2824
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2411
Number of RIPE addresses announced to Internet: 656532708
Equivalent to 39 /8s, 33 /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: 52130
Total LACNIC prefixes after maximum aggregation: 9855
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 57196
Unique aggregates announced from the LACNIC address blocks: 26350
LACNIC Region origin ASes present in the Internet Routing Table: 2037
LACNIC Prefixes per ASN: 28.08
LACNIC Region origin ASes announcing only one prefix: 563
LACNIC Region transit ASes present in the Internet Routing Table: 387
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 855
Number of LACNIC addresses announced to Internet: 140458288
Equivalent to 8 /8s, 95 /16s and 57 /24s
Percentage of available LACNIC address space announced: 83.7
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: 11598
Total AfriNIC prefixes after maximum aggregation: 2521
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12242
Unique aggregates announced from the AfriNIC address blocks: 3971
AfriNIC Region origin ASes present in the Internet Routing Table: 650
AfriNIC Prefixes per ASN: 18.83
AfriNIC Region origin ASes announcing only one prefix: 191
AfriNIC Region transit ASes present in the Internet Routing Table: 133
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: 47744000
Equivalent to 2 /8s, 216 /16s and 132 /24s
Percentage of available AfriNIC address space announced: 47.4
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 2943 11563 946 Korea Telecom (KIX)
17974 2712 903 90 PT TELEKOMUNIKASI INDONESIA
7545 2089 321 113 TPG Internet Pty Ltd
4755 1779 391 187 TATA Communications formerly
9829 1556 1241 43 BSNL National Internet Backbo
9583 1238 93 508 Sify Limited
9498 1201 309 74 BHARTI Airtel Ltd.
4808 1195 2135 347 CNCGROUP IP network: China169
7552 1160 1080 13 Vietel Corporation
24560 1091 380 164 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 3060 3689 59 BellSouth.net Inc.
22773 2168 2943 140 Cox Communications, Inc.
18566 2066 382 184 Covad Communications
1785 2019 679 125 PaeTec Communications, Inc.
20115 1678 1651 615 Charter Communications
4323 1627 1104 420 Time Warner Telecom
701 1517 11148 790 UUNET Technologies, Inc.
7018 1333 17514 859 AT&T WorldNet Services
30036 1333 300 633 Mediacom Communications Corp
6983 1294 771 579 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 1868 544 17 OJSC "Vimpelcom"
34984 1363 244 220 TELLCOM ILETISIM HIZMETLERI A
20940 1057 389 811 Akamai Technologies European
31148 991 44 19 FreeNet ISP
6830 894 2365 427 UPC Distribution Services
13188 850 99 62 TOV "Bank-Inform"
8551 754 370 41 Bezeq International
12479 685 799 49 Uni2 Autonomous System
35228 541 246 16 Avatar Broadband Limited
3320 510 8416 404 Deutsche Telekom AG
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 3392 1752 90 NET Servicos de Comunicao S.A
10620 2602 423 249 TVCABLE BOGOTA
7303 1724 1135 233 Telecom Argentina Stet-France
18881 1462 844 20 Global Village Telecom
8151 1342 2815 415 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
6503 860 434 62 AVANTEL, S.A.
27947 840 93 91 Telconet S.A
6147 799 373 27 Telefonica Del Peru
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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 880 274 29 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 422 956 9 TEDATA
24835 292 80 8 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
29571 223 17 11 Ci Telecom Autonomous system
36992 222 501 28 Etisalat MISR
15706 221 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 3392 1752 90 NET Servicos de Comunicao S.A
6389 3060 3689 59 BellSouth.net Inc.
4766 2943 11563 946 Korea Telecom (KIX)
17974 2712 903 90 PT TELEKOMUNIKASI INDONESIA
10620 2602 423 249 TVCABLE BOGOTA
22773 2168 2943 140 Cox Communications, Inc.
7545 2089 321 113 TPG Internet Pty Ltd
18566 2066 382 184 Covad Communications
1785 2019 679 125 PaeTec Communications, Inc.
8402 1868 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 3060 3001 BellSouth.net Inc.
17974 2712 2622 PT TELEKOMUNIKASI INDONESIA
10620 2602 2353 TVCABLE BOGOTA
22773 2168 2028 Cox Communications, Inc.
4766 2943 1997 Korea Telecom (KIX)
7545 2089 1976 TPG Internet Pty Ltd
1785 2019 1894 PaeTec Communications, Inc.
18566 2066 1882 Covad Communications
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1868 1851 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
61101 UNALLOCATED 5.53.112.0/24 6768 TC Ukrtranstelecom L
57773 UNALLOCATED 5.83.32.0/21 6718 NAV DATACENTER TELEC
60687 UNALLOCATED 5.153.104.0/21 2119 Telenor Internet Acc
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
30031 UNALLOCATED 12.27.122.0/24 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
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
23.91.32.0/19 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.
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.164.0/22 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 /12:251
/13:481 /14:915 /15:1627 /16:12825 /17:6702 /18:11236
/19:22973 /20:32648 /21:35337 /22:49935 /23:43124 /24:249119
/25:903 /26:990 /27:484 /28:49 /29:80 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2017 2066 Covad Communications
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1709 3060 BellSouth.net Inc.
8402 1585 1868 OJSC "Vimpelcom"
22773 1439 2168 Cox Communications, Inc.
30036 1190 1333 Mediacom Communications Corp
11492 1175 1216 Cable One
1785 1085 2019 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 966 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:837 2:859 3:3 4:17 5:995 6:19
8:613 12:1894 13:3 14:877 15:11 16:3
17:14 18:19 20:21 23:458 24:1711 27:1594
31:1472 32:45 33:2 34:5 36:81 37:1817
38:911 39:3 40:181 41:3224 42:249 44:14
46:2028 47:6 49:687 50:842 52:12 54:39
55:3 56:2 57:26 58:1164 59:606 60:360
61:1428 62:1187 63:1980 64:4553 65:2349 66:4175
67:2111 68:1098 69:3296 70:871 71:497 72:2025
74:2566 75:326 76:306 77:1161 78:1087 79:650
80:1345 81:1021 82:625 83:589 84:597 85:1256
86:454 87:1023 88:555 89:1736 90:155 91:5637
92:606 93:1616 94:2033 95:1655 96:514 97:342
98:1047 99:43 100:31 101:611 103:3390 105:522
106:143 107:212 108:511 109:1897 110:965 111:1132
112:584 113:789 114:740 115:1020 116:994 117:830
118:1168 119:1280 120:382 121:746 122:1883 123:1218
124:1376 125:1427 128:624 129:236 130:324 131:670
132:349 133:158 134:549 135:67 136:276 137:240
138:348 139:182 140:196 141:323 142:545 143:416
144:501 145:96 146:517 147:402 148:705 149:352
150:157 151:614 152:413 153:201 154:48 155:486
156:283 157:419 158:284 159:764 160:349 161:453
162:762 163:227 164:634 165:570 166:258 167:622
168:1045 169:127 170:1089 171:202 172:25 173:1619
174:672 175:507 176:1234 177:2363 178:1917 179:172
180:1572 181:757 182:1348 183:482 184:654 185:933
186:2577 187:1498 188:1887 189:1371 190:7215 192:7060
193:5640 194:4074 195:3338 196:1325 197:990 198:4724
199:5478 200:6105 201:2532 202:8982 203:8935 204:4514
205:2635 206:2848 207:2901 208:4001 209:3641 210:2949
211:1572 212:2204 213:2017 214:905 215:99 216:5372
217:1687 218:620 219:315 220:1279 221:566 222:326
223:506
End of report
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