Routing Table Report 05:00 +10GMT Wed 25 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 524573
Prefixes after maximum aggregation (per Origin AS): 201995
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 259931
Total ASes present in the Internet Routing Table: 49344
Prefixes per ASN: 10.63
Origin-only ASes present in the Internet Routing Table: 36601
Origin ASes announcing only one prefix: 16289
Transit ASes present in the Internet Routing Table: 6015
Transit-only ASes present in the Internet Routing Table: 157
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 32
Prefixes from unregistered ASNs in the Routing Table: 1148
Unregistered ASNs in the Routing Table: 445
Number of 32-bit ASNs allocated by the RIRs: 8666
Number of 32-bit ASNs visible in the Routing Table: 6728
Prefixes from 32-bit ASNs in the Routing Table: 24409
Number of bogon 32-bit ASNs visible in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 395
Number of addresses announced to Internet: 2731809980
Equivalent to 162 /8s, 212 /16s and 28 /24s
Percentage of available address space announced: 73.8
Percentage of allocated address space announced: 73.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.2
Total number of prefixes smaller than registry allocations: 177767
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 126726
Total APNIC prefixes after maximum aggregation: 37137
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 132126
Unique aggregates announced from the APNIC address blocks: 55678
APNIC Region origin ASes present in the Internet Routing Table: 4980
APNIC Prefixes per ASN: 26.53
APNIC Region origin ASes announcing only one prefix: 1219
APNIC Region transit ASes present in the Internet Routing Table: 842
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1314
Number of APNIC addresses announced to Internet: 746126652
Equivalent to 44 /8s, 120 /16s and 253 /24s
Percentage of available APNIC address space announced: 87.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 131072-135580
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: 172919
Total ARIN prefixes after maximum aggregation: 86470
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 175188
Unique aggregates announced from the ARIN address blocks: 83491
ARIN Region origin ASes present in the Internet Routing Table: 16455
ARIN Prefixes per ASN: 10.65
ARIN Region origin ASes announcing only one prefix: 6094
ARIN Region transit ASes present in the Internet Routing Table: 1647
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 352
Number of ARIN addresses announced to Internet: 1061316992
Equivalent to 63 /8s, 66 /16s and 105 /24s
Percentage of available ARIN address space announced: 56.1
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: 129476
Total RIPE prefixes after maximum aggregation: 64485
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135676
Unique aggregates announced from the RIPE address blocks: 83573
RIPE Region origin ASes present in the Internet Routing Table: 17871
RIPE Prefixes per ASN: 7.59
RIPE Region origin ASes announcing only one prefix: 8144
RIPE Region transit ASes present in the Internet Routing Table: 2854
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: 3461
Number of RIPE addresses announced to Internet: 693408000
Equivalent to 41 /8s, 84 /16s and 145 /24s
Percentage of available RIPE address space announced: 100.8
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, 196608-202239
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: 58389
Total LACNIC prefixes after maximum aggregation: 10897
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 67710
Unique aggregates announced from the LACNIC address blocks: 31778
LACNIC Region origin ASes present in the Internet Routing Table: 2394
LACNIC Prefixes per ASN: 28.28
LACNIC Region origin ASes announcing only one prefix: 631
LACNIC Region transit ASes present in the Internet Routing Table: 461
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1510
Number of LACNIC addresses announced to Internet: 167782912
Equivalent to 10 /8s, 0 /16s and 42 /24s
Percentage of available LACNIC address space announced: 100.0
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 12492
Total AfriNIC prefixes after maximum aggregation: 2963
AfriNIC Deaggregation factor: 4.22
Prefixes being announced from the AfriNIC address blocks: 13478
Unique aggregates announced from the AfriNIC address blocks: 5056
AfriNIC Region origin ASes present in the Internet Routing Table: 730
AfriNIC Prefixes per ASN: 18.46
AfriNIC Region origin ASes announcing only one prefix: 201
AfriNIC Region transit ASes present in the Internet Routing Table: 153
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 91
Number of AfriNIC addresses announced to Internet: 62717696
Equivalent to 3 /8s, 188 /16s and 255 /24s
Percentage of available AfriNIC address space announced: 62.3
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 2819 904 77 PT Telekomunikasi Indonesia
7545 2578 336 126 TPG Telecom Limited
4766 2172 11546 616 Korea Telecom
4755 1986 422 210 TATA Communications formerly
9829 1686 1325 36 National Internet Backbone
9808 1496 8639 17 Guangdong Mobile Communicatio
9583 1398 132 556 Sify Limited
9498 1301 336 98 BHARTI Airtel Ltd.
24560 1195 407 188 Bharti Airtel Ltd., Telemedia
17488 1177 210 247 Hathway IP Over Cable Interne
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
22773 2988 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2040 379 183 MegaPath Corporation
20115 1849 1829 443 Charter Communications
4323 1628 1068 406 tw telecom holdings, inc.
6983 1623 850 242 EarthLink, Inc.
30036 1514 312 523 Mediacom Communications Corp
701 1386 11268 673 MCI Communications Services,
22561 1330 412 241 CenturyTel Internet Holdings,
11492 1188 221 566 CABLE ONE, 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
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
34984 1968 301 354 TELLCOM ILETISIM HIZMETLERI A
20940 1608 628 1193 Akamai International B.V.
8402 1348 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1045 97 58 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 903 373 48 Bezeq International-Ltd
12479 861 792 86 France Telecom Espana SA
9198 850 349 25 JSC Kazakhtelecom
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
10620 3123 507 206 Telmex Colombia S.A.
28573 2336 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1574 374 30 Telefonica del Peru S.A.A.
8151 1533 3115 442 Uninet S.A. de C.V.
6503 1196 438 60 Axtel, S.A.B. de C.V.
7738 996 1882 42 Telemar Norte Leste S.A.
3816 926 396 153 COLOMBIA TELECOMUNICACIONES S
26615 922 2325 35 Tim Celular S.A.
18881 862 1036 22 Global Village Telecom
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
8452 1563 958 13 TE-AS
24863 964 284 26 Link Egypt (Link.NET)
36903 479 241 90 Office National des Postes et
36992 390 973 31 ETISALAT MISR
37492 319 155 71 Orange Tunisie
24835 299 144 9 Vodafone Data
3741 250 921 209 Internet Solutions
29571 234 21 12 Cote d'Ivoire Telecom
36947 190 728 15 Telecom Algeria
37054 177 19 6 Data Telecom Service
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
10620 3123 507 206 Telmex Colombia S.A.
22773 2988 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2578 336 126 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2336 2141 111 NET Serviços de Comunicação S
4766 2172 11546 616 Korea Telecom
18566 2040 379 183 MegaPath Corporation
4755 1986 422 210 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 2988 2846 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2578 2452 TPG Telecom Limited
28573 2336 2225 NET Serviços de Comunicação S
18566 2040 1857 MegaPath Corporation
4755 1986 1776 TATA Communications formerly
9829 1686 1650 National Internet Backbone
34984 1968 1614 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/au/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
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
17033 UNALLOCATED 12.3.33.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.92.160.0/24 14013 EPSON America (Factory Automa
23.92.161.0/24 14013 EPSON America (Factory Automa
23.226.112.0/20 62788 Bitfinite LLC
23.252.224.0/20 62502 >>UNKNOWN<<
23.252.224.0/21 62502 >>UNKNOWN<<
23.252.232.0/21 62502 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>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 /10:33 /11:92 /12:264
/13:504 /14:1001 /15:1721 /16:12954 /17:7063 /18:12032
/19:24682 /20:35318 /21:37852 /22:57895 /23:49276 /24:283590
/25:61 /26:35 /27:54 /28:40 /29:28 /30:50
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2204 2988 Cox Communications Inc.
18566 1995 2040 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1360 1514 Mediacom Communications Corp
6983 1314 1623 EarthLink, Inc.
34984 1277 1968 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1118 1574 Telefonica del Peru S.A.A.
10620 1107 3123 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1439 2:672 3:1 4:18 5:1727 6:21
8:791 12:1842 13:4 14:1281 15:16 16:2
17:42 18:21 20:49 23:1154 24:1675 27:1864
31:1395 32:39 33:2 34:5 35:3 36:121
37:1859 38:1003 39:11 40:233 41:3010 42:258
43:1076 44:25 45:206 46:2124 47:34 49:797
50:778 52:12 54:66 55:4 56:8 57:33
58:1198 59:657 60:460 61:1749 62:1295 63:1891
64:4411 65:2261 66:4081 67:2015 68:1042 69:3285
70:961 71:434 72:1957 74:2614 75:314 76:404
77:1479 78:1257 79:779 80:1311 81:1332 82:813
83:682 84:673 85:1335 86:388 87:1086 88:513
89:1749 90:149 91:5919 92:808 93:2189 94:1955
95:2092 96:431 97:339 98:1055 99:45 100:72
101:782 103:6779 104:1287 105:61 106:217 107:879
108:607 109:2024 110:1073 111:1470 112:753 113:1025
114:857 115:1273 116:1298 117:1013 118:1630 119:1420
120:458 121:1025 122:2047 123:1526 124:1442 125:1497
128:581 129:360 130:368 131:1098 132:416 133:166
134:398 135:88 136:310 137:300 138:487 139:223
140:202 141:421 142:614 143:475 144:519 145:110
146:671 147:552 148:1059 149:455 150:558 151:749
152:477 153:237 154:326 155:719 156:398 157:330
158:263 159:879 160:369 161:632 162:1900 163:364
164:645 165:665 166:315 167:706 168:1001 169:155
170:1441 171:215 172:43 173:1580 174:685 175:606
176:1454 177:3799 178:2087 179:859 180:1922 181:1567
182:1672 183:601 184:738 185:2966 186:2673 187:1828
188:2023 189:1558 190:7731 191:884 192:8026 193:5550
194:4054 195:3615 196:1696 197:931 198:5407 199:5501
200:6533 201:2987 202:9099 203:9061 204:4585 205:2700
206:2866 207:2922 208:3951 209:3858 210:3198 211:1749
212:2447 213:2254 214:834 215:69 216:5520 217:1792
218:642 219:336 220:1463 221:778 222:377 223:652
End of report