Routing Table Report 05:00 +10GMT Fri 28 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 479591
Prefixes after maximum aggregation: 190280
Deaggregation factor: 2.52
Unique aggregates announced to Internet: 239197
Total ASes present in the Internet Routing Table: 46115
Prefixes per ASN: 10.40
Origin-only ASes present in the Internet Routing Table: 35689
Origin ASes announcing only one prefix: 16416
Transit ASes present in the Internet Routing Table: 5841
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: 33
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1946
Unregistered ASNs in the Routing Table: 520
Number of 32-bit ASNs allocated by the RIRs: 6011
Number of 32-bit ASNs visible in the Routing Table: 4585
Prefixes from 32-bit ASNs in the Routing Table: 14723
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 394
Number of addresses announced to Internet: 2656333820
Equivalent to 158 /8s, 84 /16s and 111 /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: 95.8
Total number of prefixes smaller than registry allocations: 167242
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112071
Total APNIC prefixes after maximum aggregation: 33801
APNIC Deaggregation factor: 3.32
Prefixes being announced from the APNIC address blocks: 114669
Unique aggregates announced from the APNIC address blocks: 49204
APNIC Region origin ASes present in the Internet Routing Table: 4856
APNIC Prefixes per ASN: 23.61
APNIC Region origin ASes announcing only one prefix: 1231
APNIC Region transit ASes present in the Internet Routing Table: 822
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 849
Number of APNIC addresses announced to Internet: 731230460
Equivalent to 43 /8s, 149 /16s and 176 /24s
Percentage of available APNIC address space announced: 85.5
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: 164621
Total ARIN prefixes after maximum aggregation: 82533
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 166060
Unique aggregates announced from the ARIN address blocks: 77588
ARIN Region origin ASes present in the Internet Routing Table: 16119
ARIN Prefixes per ASN: 10.30
ARIN Region origin ASes announcing only one prefix: 6121
ARIN Region transit ASes present in the Internet Routing Table: 1624
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: 67
Number of ARIN addresses announced to Internet: 1065575936
Equivalent to 63 /8s, 131 /16s and 102 /24s
Percentage of available ARIN address space announced: 56.4
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: 121829
Total RIPE prefixes after maximum aggregation: 61395
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 125871
Unique aggregates announced from the RIPE address blocks: 79910
RIPE Region origin ASes present in the Internet Routing Table: 17610
RIPE Prefixes per ASN: 7.15
RIPE Region origin ASes announcing only one prefix: 8309
RIPE Region transit ASes present in the Internet Routing Table: 2777
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: 2634
Number of RIPE addresses announced to Internet: 655892736
Equivalent to 39 /8s, 24 /16s and 33 /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: 54329
Total LACNIC prefixes after maximum aggregation: 9896
LACNIC Deaggregation factor: 5.49
Prefixes being announced from the LACNIC address blocks: 60078
Unique aggregates announced from the LACNIC address blocks: 28020
LACNIC Region origin ASes present in the Internet Routing Table: 2064
LACNIC Prefixes per ASN: 29.11
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 402
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: 1023
Number of LACNIC addresses announced to Internet: 151886336
Equivalent to 9 /8s, 13 /16s and 154 /24s
Percentage of available LACNIC address space announced: 90.5
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: 11828
Total AfriNIC prefixes after maximum aggregation: 2618
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12519
Unique aggregates announced from the AfriNIC address blocks: 4155
AfriNIC Region origin ASes present in the Internet Routing Table: 700
AfriNIC Prefixes per ASN: 17.88
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 141
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 12
Number of AfriNIC addresses announced to Internet: 51441408
Equivalent to 3 /8s, 16 /16s and 239 /24s
Percentage of available AfriNIC address space announced: 51.1
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 2755 902 88 PT Telekomunikasi Indonesia
4766 2208 11577 596 Korea Telecom
7545 2190 320 117 TPG Telecom Limited
4755 1824 392 194 TATA Communications formerly
9829 1592 1283 39 National Internet Backbone
9583 1310 101 531 Sify Limited
7552 1234 1082 13 Viettel Corporation
9498 1225 309 68 BHARTI Airtel Ltd.
24560 1108 379 174 Bharti Airtel Ltd., Telemedia
4808 1056 1927 316 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 3022 3688 53 BellSouth.net Inc.
22773 2323 2938 141 Cox Communications Inc.
1785 2165 692 131 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1689 1673 576 Charter Communications
4323 1635 1105 414 tw telecom holdings, inc.
701 1488 11174 759 MCI Communications Services,
30036 1380 298 560 Mediacom Communications Corp
6983 1300 772 581 ITC^Deltacom
7018 1288 18002 834 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 1788 544 16 OJSC "Vimpelcom"
34984 1408 243 222 TELLCOM ILETISIM HIZMETLERI A
20940 1247 467 940 Akamai International B.V.
13188 1048 100 28 TOV "Bank-Inform"
31148 1017 45 21 Freenet Ltd.
8551 893 370 41 Bezeq International-Ltd
6849 866 363 38 JSC "Ukrtelecom"
6830 775 2331 426 Liberty Global Operations B.V
12479 713 798 51 France Telecom Espana SA
35819 563 634 74 Bayanat Al-Oula For Network S
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 3516 1946 93 NET Serviços de Comunicação S
10620 2753 440 199 Telmex Colombia S.A.
18881 1907 972 21 Global Village Telecom
7303 1751 1172 223 Telecom Argentina S.A.
8151 1374 2907 413 Uninet S.A. de C.V.
6503 934 434 62 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
27947 846 102 91 Telconet S.A
7738 845 1626 38 Telemar Norte Leste S.A.
3816 787 315 127 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 1638 240 6 Sudanese Mobile Telephone (ZA
24863 920 376 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 492 958 13 TE-AS
24835 299 144 9 Vodafone Data
36992 264 783 24 ETISALAT MISR
3741 247 921 208 Internet Solutions
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29571 202 22 15 Cote d'Ivoire Telecom
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 3516 1946 93 NET Serviços de Comunicação S
6389 3022 3688 53 BellSouth.net Inc.
17974 2755 902 88 PT Telekomunikasi Indonesia
10620 2753 440 199 Telmex Colombia S.A.
22773 2323 2938 141 Cox Communications Inc.
4766 2208 11577 596 Korea Telecom
7545 2190 320 117 TPG Telecom Limited
1785 2165 692 131 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
18881 1907 972 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 3022 2969 BellSouth.net Inc.
17974 2755 2667 PT Telekomunikasi Indonesia
10620 2753 2554 Telmex Colombia S.A.
22773 2323 2182 Cox Communications Inc.
7545 2190 2073 TPG Telecom Limited
1785 2165 2034 PaeTec Communications, Inc.
18881 1907 1886 Global Village Telecom
18566 2047 1869 MegaPath Corporation
8402 1788 1772 OJSC "Vimpelcom"
36998 1638 1632 Sudanese Mobile Telephone (ZA
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
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
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 37004 >>UNKNOWN<<
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 /9:12 /10:30 /11:90 /12:255
/13:475 /14:956 /15:1653 /16:12869 /17:6747 /18:11341
/19:23687 /20:33451 /21:36168 /22:51524 /23:44751 /24:255347
/25:45 /26:32 /27:49 /28:36 /29:28 /30:29
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
6389 1696 3022 BellSouth.net Inc.
36998 1599 1638 Sudanese Mobile Telephone (ZA
22773 1563 2323 Cox Communications Inc.
8402 1469 1788 OJSC "Vimpelcom"
30036 1218 1380 Mediacom Communications Corp
11492 1165 1205 CABLE ONE, INC.
1785 1160 2165 PaeTec Communications, Inc.
6983 1039 1300 ITC^Deltacom
22561 990 1287 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:976 2:800 3:3 4:16 5:899 6:19
8:648 12:1849 13:4 14:929 15:9 16:2
17:25 18:21 20:35 23:690 24:1719 27:1765
31:1572 32:44 33:2 34:5 36:119 37:1937
38:927 39:4 40:193 41:3094 42:239 44:18
46:2165 47:13 49:678 50:917 52:12 54:56
55:7 57:26 58:1101 59:593 60:375 61:1505
62:1251 63:1979 64:4362 65:2238 66:4197 67:2066
68:1035 69:3302 70:848 71:468 72:1959 74:2665
75:311 76:392 77:1230 78:1042 79:693 80:1301
81:1131 82:673 83:743 84:745 85:1261 86:393
87:1071 88:519 89:1658 90:151 91:5735 92:665
93:1673 94:2056 95:1482 96:535 97:352 98:1071
99:41 100:35 101:533 103:4250 105:534 106:166
107:501 108:540 109:2101 110:977 111:1248 112:602
113:812 114:787 115:1056 116:1029 117:857 118:1279
119:1307 120:377 121:768 122:1859 123:1260 124:1382
125:1487 128:610 129:234 130:343 131:651 132:346
133:157 134:308 135:74 136:244 137:300 138:350
139:157 140:182 141:357 142:545 143:414 144:500
145:99 146:590 147:441 148:756 149:340 150:149
151:599 152:421 153:204 154:90 155:460 156:325
157:367 158:219 159:780 160:355 161:473 162:1191
163:196 164:675 165:607 166:280 167:593 168:1042
169:124 170:1194 171:195 172:17 173:1641 174:679
175:579 176:1457 177:2797 178:1980 179:533 180:1653
181:986 182:1449 183:490 184:695 185:1309 186:2804
187:1448 188:1980 189:1288 190:7448 191:96 192:7036
193:5434 194:4012 195:3372 196:1351 197:1109 198:4871
199:5535 200:6013 201:2667 202:8857 203:8925 204:4592
205:2638 206:2820 207:2825 208:3977 209:3699 210:2991
211:1675 212:2218 213:2005 214:832 215:84 216:5486
217:1706 218:564 219:313 220:1289 221:596 222:335
223:602
End of report