Routing Table Report 04:00 +10GMT Mon 03 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 480861
Prefixes after maximum aggregation: 191155
Deaggregation factor: 2.52
Unique aggregates announced to Internet: 238145
Total ASes present in the Internet Routing Table: 46043
Prefixes per ASN: 10.44
Origin-only ASes present in the Internet Routing Table: 35566
Origin ASes announcing only one prefix: 16373
Transit ASes present in the Internet Routing Table: 6007
Transit-only ASes present in the Internet Routing Table: 170
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1861
Unregistered ASNs in the Routing Table: 495
Number of 32-bit ASNs allocated by the RIRs: 5878
Number of 32-bit ASNs visible in the Routing Table: 4470
Prefixes from 32-bit ASNs in the Routing Table: 14233
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 12
Prefixes being announced from unallocated address space: 443
Number of addresses announced to Internet: 2666705444
Equivalent to 158 /8s, 242 /16s and 178 /24s
Percentage of available address space announced: 72.0
Percentage of allocated address space announced: 72.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.7
Total number of prefixes smaller than registry allocations: 167614
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114242
Total APNIC prefixes after maximum aggregation: 34389
APNIC Deaggregation factor: 3.32
Prefixes being announced from the APNIC address blocks: 116729
Unique aggregates announced from the APNIC address blocks: 48988
APNIC Region origin ASes present in the Internet Routing Table: 4881
APNIC Prefixes per ASN: 23.91
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 841
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: 818
Number of APNIC addresses announced to Internet: 730305152
Equivalent to 43 /8s, 135 /16s and 146 /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: 164831
Total ARIN prefixes after maximum aggregation: 82564
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 166126
Unique aggregates announced from the ARIN address blocks: 77100
ARIN Region origin ASes present in the Internet Routing Table: 16106
ARIN Prefixes per ASN: 10.31
ARIN Region origin ASes announcing only one prefix: 6088
ARIN Region transit ASes present in the Internet Routing Table: 1682
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 60
Number of ARIN addresses announced to Internet: 1077887488
Equivalent to 64 /8s, 63 /16s and 66 /24s
Percentage of available ARIN address space announced: 57.0
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: 121344
Total RIPE prefixes after maximum aggregation: 61583
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 125206
Unique aggregates announced from the RIPE address blocks: 79915
RIPE Region origin ASes present in the Internet Routing Table: 17627
RIPE Prefixes per ASN: 7.10
RIPE Region origin ASes announcing only one prefix: 8324
RIPE Region transit ASes present in the Internet Routing Table: 2853
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2600
Number of RIPE addresses announced to Internet: 656533124
Equivalent to 39 /8s, 33 /16s and 230 /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: 54021
Total LACNIC prefixes after maximum aggregation: 9954
LACNIC Deaggregation factor: 5.43
Prefixes being announced from the LACNIC address blocks: 59591
Unique aggregates announced from the LACNIC address blocks: 27631
LACNIC Region origin ASes present in the Internet Routing Table: 2064
LACNIC Prefixes per ASN: 28.87
LACNIC Region origin ASes announcing only one prefix: 547
LACNIC Region transit ASes present in the Internet Routing Table: 402
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 983
Number of LACNIC addresses announced to Internet: 149065504
Equivalent to 8 /8s, 226 /16s and 143 /24s
Percentage of available LACNIC address space announced: 88.8
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: 12074
Total AfriNIC prefixes after maximum aggregation: 2627
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12766
Unique aggregates announced from the AfriNIC address blocks: 4142
AfriNIC Region origin ASes present in the Internet Routing Table: 699
AfriNIC Prefixes per ASN: 18.26
AfriNIC Region origin ASes announcing only one prefix: 199
AfriNIC Region transit ASes present in the Internet Routing Table: 148
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: 9
Number of AfriNIC addresses announced to Internet: 50362624
Equivalent to 3 /8s, 0 /16s and 121 /24s
Percentage of available AfriNIC address space announced: 50.0
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 2955 11559 949 Korea Telecom
17974 2742 902 88 PT Telekomunikasi Indonesia
7545 2151 320 115 TPG Telecom Limited
4755 1814 392 193 TATA Communications formerly
9829 1588 1283 39 National Internet Backbone
9583 1301 102 534 Sify Limited
7552 1235 1080 13 Viettel Corporation
9498 1215 309 69 BHARTI Airtel Ltd.
4808 1168 2117 354 CNCGROUP IP network China169
24560 1094 382 167 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 3026 3688 53 BellSouth.net Inc.
22773 2325 2940 139 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1684 1664 580 Charter Communications
4323 1632 1090 410 tw telecom holdings, inc.
701 1498 11173 768 MCI Communications Services,
30036 1372 296 567 Mediacom Communications Corp
6983 1296 756 581 ITC^Deltacom
7018 1288 18003 840 AT&T Services, Inc.
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 1821 544 16 OJSC "Vimpelcom"
34984 1395 244 227 TELLCOM ILETISIM HIZMETLERI A
20940 1214 453 915 Akamai International B.V.
13188 1046 100 20 TOV "Bank-Inform"
31148 1013 45 21 Freenet Ltd.
6849 860 361 36 JSC "Ukrtelecom"
8551 826 370 41 Bezeq International-Ltd
6830 772 2327 425 Liberty Global Operations B.V
12479 697 797 55 France Telecom Espana SA
35228 553 246 16 Telefonica UK 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 3329 1878 78 NET Serviços de Comunicação S
10620 2714 437 222 Telmex Colombia S.A.
18881 1837 909 21 Global Village Telecom
7303 1745 1165 220 Telecom Argentina S.A.
8151 1374 2882 427 Uninet S.A. de C.V.
6503 877 434 61 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
7738 847 1626 39 Telemar Norte Leste S.A.
27947 838 94 91 Telconet S.A
6147 765 373 27 Telefonica del Peru S.A.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 1810 240 6 Sudanese Mobile Telephone (ZA
24863 913 380 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 478 956 9 TE-AS
24835 298 144 9 Vodafone Data
36992 271 783 24 ETISALAT MISR
3741 247 921 208 Internet Solutions
29571 246 21 14 Cote d'Ivoire Telecom
15706 202 32 6 Sudatel (Sudan Telecom Co. Lt
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 3329 1878 78 NET Serviços de Comunicação S
6389 3026 3688 53 BellSouth.net Inc.
4766 2955 11559 949 Korea Telecom
17974 2742 902 88 PT Telekomunikasi Indonesia
10620 2714 437 222 Telmex Colombia S.A.
22773 2325 2940 139 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
7545 2151 320 115 TPG Telecom Limited
18566 2048 379 178 MegaPath Corporation
18881 1837 909 21 Global Village Telecom
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 3026 2973 BellSouth.net Inc.
17974 2742 2654 PT Telekomunikasi Indonesia
10620 2714 2492 Telmex Colombia S.A.
22773 2325 2186 Cox Communications Inc.
7545 2151 2036 TPG Telecom Limited
1785 2156 2027 PaeTec Communications, Inc.
4766 2955 2006 Korea Telecom
18566 2048 1870 MegaPath Corporation
18881 1837 1816 Global Village Telecom
8402 1821 1805 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
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.88.0.0/16 6697 Republican Unitary Telecommun
100.89.0.0/16 6697 Republican Unitary Telecommun
100.90.0.0/16 6697 Republican Unitary Telecommun
100.91.0.0/16 6697 Republican Unitary Telecommun
100.92.0.0/16 6697 Republican Unitary Telecommun
100.93.0.0/16 6697 Republican Unitary Telecommun
100.94.0.0/16 6697 Republican Unitary Telecommun
100.95.0.0/16 6697 Republican Unitary Telecommun
100.104.0.0/13 6697 Republican Unitary Telecommun
100.112.0.0/13 6697 Republican Unitary Telecommun
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 Suburban Telecom
41.73.2.0/24 37004 Suburban Telecom
41.73.10.0/24 37004 Suburban Telecom
41.73.11.0/24 37004 Suburban Telecom
41.73.12.0/24 37004 Suburban Telecom
41.73.13.0/24 37004 Suburban Telecom
41.73.15.0/24 37004 Suburban Telecom
41.73.16.0/24 37004 Suburban Telecom
41.73.18.0/24 37004 Suburban Telecom
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 /9:13 /10:30 /11:92 /12:253
/13:477 /14:945 /15:1652 /16:12900 /17:6817 /18:11510
/19:23709 /20:33448 /21:36090 /22:51298 /23:44644 /24:254770
/25:788 /26:939 /27:423 /28:12 /29:16 /30:8
/31:0 /32:11
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2003 2048 MegaPath Corporation
36998 1771 1810 Sudanese Mobile Telephone (ZA
6389 1697 3026 BellSouth.net Inc.
22773 1569 2325 Cox Communications Inc.
8402 1501 1821 OJSC "Vimpelcom"
30036 1212 1372 Mediacom Communications Corp
11492 1162 1199 CABLE ONE, INC.
1785 1161 2156 PaeTec Communications, Inc.
6983 1037 1296 ITC^Deltacom
22561 980 1261 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:942 2:802 3:3 4:16 5:892 6:21
8:650 12:1859 13:3 14:922 15:9 16:3
17:24 18:19 20:36 23:666 24:1728 27:1732
31:1533 32:44 33:2 34:5 36:118 37:1878
38:919 39:4 40:189 41:3286 42:244 44:14
46:2148 47:12 49:664 50:899 52:12 54:44
55:4 57:26 58:1140 59:589 60:370 61:1512
62:1206 63:1957 64:4384 65:2302 66:4148 67:2039
68:1025 69:3292 70:881 71:471 72:2013 74:2656
75:313 76:306 77:1148 78:1041 79:691 80:1317
81:1102 82:677 83:744 84:722 85:1263 86:467
87:1028 88:521 89:1732 90:146 91:5711 92:674
93:1645 94:2073 95:1481 96:536 97:351 98:1072
99:39 100:32 101:757 103:4089 105:535 106:143
107:418 108:537 109:2061 110:984 111:1233 112:615
113:818 114:779 115:1080 116:1023 117:831 118:1244
119:1305 120:324 121:784 122:1915 123:1259 124:1394
125:1445 128:632 129:239 130:360 131:661 132:351
133:156 134:319 135:73 136:280 137:291 138:350
139:153 140:205 141:355 142:552 143:409 144:500
145:99 146:598 147:418 148:780 149:343 150:151
151:530 152:420 153:208 154:82 155:519 156:317
157:420 158:293 159:842 160:355 161:462 162:1080
163:220 164:672 165:592 166:274 167:642 168:1046
169:123 170:1175 171:196 172:13 173:1622 174:697
175:569 176:1417 177:2674 178:1967 179:412 180:1619
181:966 182:1420 183:495 184:639 185:1226 186:2782
187:1461 188:2011 189:1267 190:7356 191:39 192:7093
193:5448 194:3996 195:3369 196:1349 197:1098 198:4867
199:5536 200:6042 201:2535 202:9025 203:8905 204:4495
205:2659 206:2949 207:2818 208:3967 209:3655 210:3104
211:1641 212:2222 213:1986 214:875 215:84 216:5500
217:1684 218:603 219:324 220:1271 221:593 222:334
223:586
End of report