Routing Table Report 05:00 +10GMT Wed 27 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 468525
Prefixes after maximum aggregation: 188111
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234422
Total ASes present in the Internet Routing Table: 41243
Prefixes per ASN: 11.36
Origin-only ASes present in the Internet Routing Table: 35472
Origin ASes announcing only one prefix: 16307
Transit ASes present in the Internet Routing Table: 5771
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 29
Max AS path prepend of ASN ( 36992) 22
Prefixes from unregistered ASNs in the Routing Table: 1076
Unregistered ASNs in the Routing Table: 298
Number of 32-bit ASNs allocated by the RIRs: 5400
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 13177
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1207
Number of addresses announced to Internet: 2654876924
Equivalent to 158 /8s, 62 /16s and 52 /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: 95.3
Total number of prefixes smaller than registry allocations: 162643
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 109938
Total APNIC prefixes after maximum aggregation: 33343
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 112186
Unique aggregates announced from the APNIC address blocks: 47580
APNIC Region origin ASes present in the Internet Routing Table: 4843
APNIC Prefixes per ASN: 23.16
APNIC Region origin ASes announcing only one prefix: 1228
APNIC Region transit ASes present in the Internet Routing Table: 821
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 728611324
Equivalent to 43 /8s, 109 /16s and 185 /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: 161632
Total ARIN prefixes after maximum aggregation: 81241
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162507
Unique aggregates announced from the ARIN address blocks: 75792
ARIN Region origin ASes present in the Internet Routing Table: 15887
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6011
ARIN Region transit ASes present in the Internet Routing Table: 1619
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 1073596928
Equivalent to 63 /8s, 253 /16s and 202 /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: 118962
Total RIPE prefixes after maximum aggregation: 60937
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122741
Unique aggregates announced from the RIPE address blocks: 78785
RIPE Region origin ASes present in the Internet Routing Table: 17513
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8305
RIPE Region transit ASes present in the Internet Routing Table: 2753
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 655897344
Equivalent to 39 /8s, 24 /16s and 51 /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: 52342
Total LACNIC prefixes after maximum aggregation: 9811
LACNIC Deaggregation factor: 5.34
Prefixes being announced from the LACNIC address blocks: 57546
Unique aggregates announced from the LACNIC address blocks: 27280
LACNIC Region origin ASes present in the Internet Routing Table: 2039
LACNIC Prefixes per ASN: 28.22
LACNIC Region origin ASes announcing only one prefix: 554
LACNIC Region transit ASes present in the Internet Routing Table: 380
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 143928320
Equivalent to 8 /8s, 148 /16s and 44 /24s
Percentage of available LACNIC address space announced: 85.8
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: 11695
Total AfriNIC prefixes after maximum aggregation: 2582
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12338
Unique aggregates announced from the AfriNIC address blocks: 4020
AfriNIC Region origin ASes present in the Internet Routing Table: 687
AfriNIC Prefixes per ASN: 17.96
AfriNIC Region origin ASes announcing only one prefix: 209
AfriNIC Region transit ASes present in the Internet Routing Table: 133
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 48713216
Equivalent to 2 /8s, 231 /16s and 78 /24s
Percentage of available AfriNIC address space announced: 48.4
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
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2109 319 110 TPG Internet Pty Ltd
4755 1792 392 190 TATA Communications formerly
9829 1544 1245 45 BSNL National Internet Backbo
9583 1247 95 507 Sify Limited
9498 1212 309 73 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1096 382 166 Bharti Airtel Ltd., Telemedia
4808 1041 1945 301 CNCGROUP IP network: China169
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3042 3688 53 BellSouth.net Inc.
22773 2209 2939 137 Cox Communications, Inc.
18566 2054 379 178 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
20115 1681 1652 601 Charter Communications
4323 1651 1114 420 Time Warner Telecom
701 1501 11144 778 MCI Communications Services,
30036 1375 313 579 Mediacom Communications Corp
7018 1332 17779 870 AT&T WorldNet Services
6983 1295 756 580 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1913 544 16 OJSC "Vimpelcom"
34984 1363 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1162 435 879 Akamai Technologies European
31148 1009 45 19 FreeNet ISP
13188 895 99 48 TOV "Bank-Inform"
6849 857 363 39 JSC UKRTELECOM,
8551 785 370 41 Bezeq International
6830 776 2328 428 UPC Distribution Services
12479 675 798 53 Uni2 Autonomous System
35228 546 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3389 1801 89 NET Servicos de Comunicao S.A
10620 2671 433 213 Telmex Colombia S.A.
7303 1729 1151 232 Telecom Argentina Stet-France
18881 1668 908 20 Global Village Telecom
8151 1344 2839 414 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 822 94 92 Telconet S.A
6503 783 434 62 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
3816 763 311 126 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.rand.apnic.net/au/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 868 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
29571 227 17 14 Ci Telecom Autonomous system
36992 222 501 29 Etisalat MISR
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3389 1801 89 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2671 433 213 Telmex Colombia S.A.
22773 2209 2939 137 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2109 319 110 TPG Internet Pty Ltd
18566 2054 379 178 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
8402 1913 544 16 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3042 2989 BellSouth.net Inc.
17974 2714 2626 PT TELEKOMUNIKASI INDONESIA
10620 2671 2458 Telmex Colombia S.A.
22773 2209 2072 Cox Communications, Inc.
7545 2109 1999 TPG Internet Pty Ltd
1785 2044 1912 PaeTec Communications, Inc.
8402 1913 1897 OJSC "Vimpelcom"
18566 2054 1876 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
18881 1668 1648 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 1.38.8.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.9.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.11.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.32.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.160.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.192.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.224.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.240.0/21 38266 Hutchison Essar Ltd.
65514 PRIVATE 5.102.224.0/19 47956 XFONE COMMUNICATION
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
Complete listing at http://thyme.rand.apnic.net/au/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/au/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/au/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 /14:929 /15:1633 /16:12849 /17:6771 /18:11166
/19:23011 /20:32835 /21:35673 /22:49972 /23:43753 /24:248831
/25:44 /26:33 /27:51 /28:37 /29:29 /30:31
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2008 2054 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1598 1913 OJSC "Vimpelcom"
22773 1464 2209 Cox Communications, Inc.
30036 1217 1375 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2044 PaeTec Communications, Inc.
6983 1036 1295 ITC^Deltacom
22561 964 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:904 2:854 3:3 4:17 5:1022 6:21
8:607 12:1874 13:3 14:879 15:11 16:3
17:18 18:19 20:25 23:588 24:1759 27:1724
31:1498 32:45 33:2 34:5 36:87 37:1936
38:912 39:5 40:182 41:3239 42:289 44:14
46:2031 47:10 49:694 50:850 52:12 54:44
55:5 56:4 57:26 58:1113 59:578 60:367
61:1464 62:1249 63:1977 64:4381 65:2347 66:4153
67:2093 68:1090 69:3299 70:893 71:487 72:2017
74:2576 75:318 76:304 77:1156 78:1072 79:661
80:1281 81:1050 82:635 83:682 84:586 85:1249
86:379 87:1022 88:554 89:1563 90:152 91:5687
92:612 93:1602 94:2082 95:1538 96:515 97:347
98:1065 99:41 100:32 101:407 103:3699 105:528
106:142 107:218 108:534 109:1989 110:976 111:1110
112:589 113:812 114:750 115:1048 116:1006 117:805
118:1166 119:1282 120:367 121:745 122:1835 123:1269
124:1385 125:1461 128:628 129:221 130:338 131:647
132:347 133:158 134:293 135:69 136:277 137:246
138:351 139:176 140:167 141:334 142:535 143:395
144:492 145:90 146:522 147:405 148:729 149:369
150:154 151:646 152:412 153:205 154:53 155:502
156:296 157:369 158:281 159:687 160:361 161:456
162:865 163:206 164:615 165:581 166:261 167:630
168:1036 169:124 170:1108 171:184 172:27 173:1619
174:665 175:524 176:1308 177:2491 178:1868 179:304
180:1617 181:840 182:1398 183:460 184:620 185:1062
186:2655 187:1460 188:1853 189:1257 190:7088 192:6997
193:5427 194:4033 195:3362 196:1334 197:1030 198:4708
199:5469 200:6016 201:2474 202:8889 203:8957 204:4481
205:2634 206:2753 207:2739 208:3959 209:3620 210:2955
211:1572 212:2157 213:1978 214:896 215:86 216:5384
217:1703 218:624 219:318 220:1274 221:584 222:326
223:542
End of report