Routing Table Report 05:00 +10GMT Mon 03 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 476265
Prefixes after maximum aggregation: 189847
Deaggregation factor: 2.51
Unique aggregates announced to Internet: 237829
Total ASes present in the Internet Routing Table: 45940
Prefixes per ASN: 10.37
Origin-only ASes present in the Internet Routing Table: 35640
Origin ASes announcing only one prefix: 16393
Transit ASes present in the Internet Routing Table: 5831
Transit-only ASes present in the Internet Routing Table: 159
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 33
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1940
Unregistered ASNs in the Routing Table: 520
Number of 32-bit ASNs allocated by the RIRs: 5878
Number of 32-bit ASNs visible in the Routing Table: 4469
Prefixes from 32-bit ASNs in the Routing Table: 14143
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 12
Prefixes being announced from unallocated address space: 440
Number of addresses announced to Internet: 2665282044
Equivalent to 158 /8s, 220 /16s and 249 /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: 165625
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111625
Total APNIC prefixes after maximum aggregation: 33716
APNIC Deaggregation factor: 3.31
Prefixes being announced from the APNIC address blocks: 114120
Unique aggregates announced from the APNIC address blocks: 48827
APNIC Region origin ASes present in the Internet Routing Table: 4848
APNIC Prefixes per ASN: 23.54
APNIC Region origin ASes announcing only one prefix: 1219
APNIC Region transit ASes present in the Internet Routing Table: 816
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 819
Number of APNIC addresses announced to Internet: 730205180
Equivalent to 43 /8s, 134 /16s and 11 /24s
Percentage of available APNIC address space announced: 85.3
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: 163677
Total ARIN prefixes after maximum aggregation: 82187
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 164992
Unique aggregates announced from the ARIN address blocks: 77010
ARIN Region origin ASes present in the Internet Routing Table: 16066
ARIN Prefixes per ASN: 10.27
ARIN Region origin ASes announcing only one prefix: 6092
ARIN Region transit ASes present in the Internet Routing Table: 1641
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 59
Number of ARIN addresses announced to Internet: 1076836096
Equivalent to 64 /8s, 47 /16s and 55 /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: 120983
Total RIPE prefixes after maximum aggregation: 61471
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 124914
Unique aggregates announced from the RIPE address blocks: 79877
RIPE Region origin ASes present in the Internet Routing Table: 17614
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 8328
RIPE Region transit ASes present in the Internet Routing Table: 2774
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: 2600
Number of RIPE addresses announced to Internet: 656344832
Equivalent to 39 /8s, 31 /16s and 7 /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: 53588
Total LACNIC prefixes after maximum aggregation: 9812
LACNIC Deaggregation factor: 5.46
Prefixes being announced from the LACNIC address blocks: 59076
Unique aggregates announced from the LACNIC address blocks: 27607
LACNIC Region origin ASes present in the Internet Routing Table: 2058
LACNIC Prefixes per ASN: 28.71
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 394
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 33
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 982
Number of LACNIC addresses announced to Internet: 148950784
Equivalent to 8 /8s, 224 /16s and 207 /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: 12051
Total AfriNIC prefixes after maximum aggregation: 2623
AfriNIC Deaggregation factor: 4.59
Prefixes being announced from the AfriNIC address blocks: 12723
Unique aggregates announced from the AfriNIC address blocks: 4142
AfriNIC Region origin ASes present in the Internet Routing Table: 700
AfriNIC Prefixes per ASN: 18.18
AfriNIC Region origin ASes announcing only one prefix: 201
AfriNIC Region transit ASes present in the Internet Routing Table: 141
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 50394368
Equivalent to 3 /8s, 0 /16s and 245 /24s
Percentage of available AfriNIC address space announced: 50.1
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 2741 902 88 PT Telekomunikasi Indonesia
4766 2170 11551 649 Korea Telecom
7545 2154 320 115 TPG Telecom Limited
4755 1814 392 193 TATA Communications formerly
9829 1588 1283 39 National Internet Backbone
9583 1298 102 531 Sify Limited
7552 1234 1080 13 Viettel Corporation
9498 1215 309 69 BHARTI Airtel Ltd.
24560 1094 382 167 Bharti Airtel Ltd., Telemedia
4808 1054 1927 315 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 3026 3688 53 BellSouth.net Inc.
22773 2327 2940 140 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1684 1664 580 Charter Communications
4323 1642 1106 411 tw telecom holdings, inc.
701 1495 11173 765 MCI Communications Services,
30036 1372 296 567 Mediacom Communications Corp
6983 1296 756 581 ITC^Deltacom
7018 1287 18003 839 AT&T Services, Inc.
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 1777 544 16 OJSC "Vimpelcom"
34984 1395 244 227 TELLCOM ILETISIM HIZMETLERI A
20940 1210 453 909 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 773 2327 426 Liberty Global Operations B.V
12479 697 797 55 France Telecom Espana SA
35228 551 246 16 Telefonica UK 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 3338 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 1363 2882 422 Uninet S.A. de C.V.
6503 875 434 63 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 836 94 91 Telconet S.A
3816 765 313 131 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 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/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3338 1878 78 NET Serviços de Comunicação S
6389 3026 3688 53 BellSouth.net Inc.
17974 2741 902 88 PT Telekomunikasi Indonesia
10620 2714 437 222 Telmex Colombia S.A.
22773 2327 2940 140 Cox Communications Inc.
4766 2170 11551 649 Korea Telecom
1785 2156 689 129 PaeTec Communications, Inc.
7545 2154 320 115 TPG Telecom Limited
18566 2047 379 178 MegaPath Corporation
18881 1837 909 21 Global Village Telecom
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 3026 2973 BellSouth.net Inc.
17974 2741 2653 PT Telekomunikasi Indonesia
10620 2714 2492 Telmex Colombia S.A.
22773 2327 2187 Cox Communications Inc.
7545 2154 2039 TPG Telecom Limited
1785 2156 2027 PaeTec Communications, Inc.
18566 2047 1869 MegaPath Corporation
18881 1837 1816 Global Village Telecom
36998 1810 1804 Sudanese Mobile Telephone (ZA
8402 1777 1761 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65101 PRIVATE 5.16.192.0/19 41733 Perspectiva Ltd.
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
65531 PRIVATE 5.187.33.0/24 60458 XTUDIO NETWORKS SLU
65456 PRIVATE 5.245.224.0/19 23456 32bit Transition AS
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
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.88.0.0/16 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/au/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/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 /9:13 /10:30 /11:92 /12:253
/13:477 /14:949 /15:1655 /16:12899 /17:6810 /18:11357
/19:23633 /20:33314 /21:36042 /22:51071 /23:44331 /24:253100
/25:46 /26:32 /27:49 /28:36 /29:29 /30:31
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
36998 1771 1810 Sudanese Mobile Telephone (ZA
6389 1697 3026 BellSouth.net Inc.
22773 1571 2327 Cox Communications Inc.
8402 1459 1777 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/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:941 2:787 3:3 4:16 5:891 6:21
8:649 12:1859 13:3 14:900 15:9 16:3
17:24 18:19 20:36 23:664 24:1727 27:1740
31:1531 32:44 33:2 34:5 36:118 37:1879
38:916 39:4 40:189 41:3283 42:242 44:14
46:2136 47:12 49:664 50:899 52:12 54:44
55:4 57:26 58:1092 59:588 60:370 61:1485
62:1203 63:1957 64:4380 65:2300 66:4148 67:2039
68:1024 69:3291 70:881 71:470 72:2012 74:2653
75:313 76:306 77:1151 78:1028 79:690 80:1315
81:1102 82:679 83:743 84:716 85:1261 86:467
87:1028 88:520 89:1732 90:146 91:5713 92:674
93:1644 94:2072 95:1481 96:536 97:351 98:1070
99:39 100:32 101:507 103:4072 105:535 106:143
107:418 108:535 109:2062 110:980 111:1230 112:595
113:808 114:773 115:1063 116:1019 117:814 118:1243
119:1295 120:353 121:766 122:1857 123:1258 124:1356
125:1473 128:598 129:229 130:344 131:654 132:345
133:156 134:308 135:73 136:280 137:287 138:350
139:151 140:176 141:354 142:540 143:405 144:496
145:99 146:587 147:409 148:736 149:343 150:151
151:530 152:420 153:208 154:82 155:514 156:313
157:370 158:292 159:754 160:355 161:460 162:1080
163:199 164:669 165:587 166:274 167:642 168:1039
169:122 170:1175 171:196 172:13 173:1622 174:697
175:558 176:1412 177:2696 178:1965 179:412 180:1643
181:954 182:1419 183:493 184:639 185:1227 186:2765
187:1445 188:2002 189:1264 190:7327 191:39 192:7017
193:5435 194:3994 195:3368 196:1331 197:1098 198:4814
199:5499 200:6027 201:2521 202:8937 203:8951 204:4431
205:2640 206:2859 207:2756 208:3964 209:3647 210:3010
211:1618 212:2225 213:1985 214:873 215:84 216:5490
217:1681 218:600 219:318 220:1267 221:593 222:333
223:617
End of report