Routing Table Report 05:00 +10GMT Fri 20 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 523877
Prefixes after maximum aggregation (per Origin AS): 201811
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 259564
Total ASes present in the Internet Routing Table: 49268
Prefixes per ASN: 10.63
Origin-only ASes present in the Internet Routing Table: 36538
Origin ASes announcing only one prefix: 16304
Transit ASes present in the Internet Routing Table: 6036
Transit-only ASes present in the Internet Routing Table: 153
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: 1181
Unregistered ASNs in the Routing Table: 447
Number of 32-bit ASNs allocated by the RIRs: 8639
Number of 32-bit ASNs visible in the Routing Table: 6694
Prefixes from 32-bit ASNs in the Routing Table: 24284
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: 401
Number of addresses announced to Internet: 2731228348
Equivalent to 162 /8s, 203 /16s and 60 /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: 177743
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 126465
Total APNIC prefixes after maximum aggregation: 37089
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 131798
Unique aggregates announced from the APNIC address blocks: 55514
APNIC Region origin ASes present in the Internet Routing Table: 4968
APNIC Prefixes per ASN: 26.53
APNIC Region origin ASes announcing only one prefix: 1216
APNIC Region transit ASes present in the Internet Routing Table: 843
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: 1301
Number of APNIC addresses announced to Internet: 746835004
Equivalent to 44 /8s, 131 /16s and 204 /24s
Percentage of available APNIC address space announced: 87.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 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: 172851
Total ARIN prefixes after maximum aggregation: 86394
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 175127
Unique aggregates announced from the ARIN address blocks: 83473
ARIN Region origin ASes present in the Internet Routing Table: 16445
ARIN Prefixes per ASN: 10.65
ARIN Region origin ASes announcing only one prefix: 6095
ARIN Region transit ASes present in the Internet Routing Table: 1656
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: 347
Number of ARIN addresses announced to Internet: 1061057664
Equivalent to 63 /8s, 62 /16s and 116 /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: 129335
Total RIPE prefixes after maximum aggregation: 64389
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135508
Unique aggregates announced from the RIPE address blocks: 83429
RIPE Region origin ASes present in the Internet Routing Table: 17850
RIPE Prefixes per ASN: 7.59
RIPE Region origin ASes announcing only one prefix: 8153
RIPE Region transit ASes present in the Internet Routing Table: 2856
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: 3449
Number of RIPE addresses announced to Internet: 693303296
Equivalent to 41 /8s, 82 /16s and 248 /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: 58232
Total LACNIC prefixes after maximum aggregation: 10913
LACNIC Deaggregation factor: 5.34
Prefixes being announced from the LACNIC address blocks: 67532
Unique aggregates announced from the LACNIC address blocks: 31732
LACNIC Region origin ASes present in the Internet Routing Table: 2394
LACNIC Prefixes per ASN: 28.21
LACNIC Region origin ASes announcing only one prefix: 637
LACNIC Region transit ASes present in the Internet Routing Table: 465
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1505
Number of LACNIC addresses announced to Internet: 167671808
Equivalent to 9 /8s, 254 /16s and 120 /24s
Percentage of available LACNIC address space announced: 99.9
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: 12541
Total AfriNIC prefixes after maximum aggregation: 2983
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 13511
Unique aggregates announced from the AfriNIC address blocks: 5055
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 18.38
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 156
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: 92
Number of AfriNIC addresses announced to Internet: 61893888
Equivalent to 3 /8s, 176 /16s and 109 /24s
Percentage of available AfriNIC address space announced: 61.5
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 2824 904 77 PT Telekomunikasi Indonesia
7545 2580 336 126 TPG Telecom Limited
4766 2170 11545 615 Korea Telecom
4755 1976 421 204 TATA Communications formerly
9829 1686 1325 36 National Internet Backbone
9808 1496 8639 17 Guangdong Mobile Communicatio
9583 1396 132 557 Sify Limited
9498 1299 336 97 BHARTI Airtel Ltd.
24560 1211 407 188 Bharti Airtel Ltd., Telemedia
17488 1157 208 258 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 2989 2956 143 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2040 379 183 MegaPath Corporation
20115 1848 1828 446 Charter Communications
4323 1629 1068 406 tw telecom holdings, inc.
6983 1623 850 242 EarthLink, Inc.
30036 1540 317 494 Mediacom Communications Corp
701 1387 11268 674 MCI Communications Services,
22561 1329 412 241 CenturyTel Internet Holdings,
11492 1191 215 581 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 1965 300 352 TELLCOM ILETISIM HIZMETLERI A
20940 1609 630 1193 Akamai International B.V.
8402 1345 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
31148 1045 45 21 Freenet Ltd.
13188 1044 97 61 TOV "Bank-Inform"
8551 903 373 48 Bezeq International-Ltd
12479 861 793 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 3114 505 206 Telmex Colombia S.A.
28573 2306 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1592 374 30 Telefonica del Peru S.A.A.
8151 1531 3109 445 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 925 396 152 COLOMBIA TELECOMUNICACIONES S
26615 920 2325 35 Tim Celular S.A.
18881 855 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 1516 958 13 TE-AS
24863 965 284 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 191 712 14 Telecom Algeria
37054 188 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 3114 505 206 Telmex Colombia S.A.
22773 2989 2956 143 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2824 904 77 PT Telekomunikasi Indonesia
7545 2580 336 126 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2306 2141 111 NET Serviços de Comunicação S
4766 2170 11545 615 Korea Telecom
18566 2040 379 183 MegaPath Corporation
4755 1976 421 204 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 2989 2846 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2824 2747 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2580 2454 TPG Telecom Limited
28573 2306 2195 NET Serviços de Comunicação S
18566 2040 1857 MegaPath Corporation
4755 1976 1772 TATA Communications formerly
9829 1686 1650 National Internet Backbone
34984 1965 1613 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<<
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
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 /15:1724 /16:12951 /17:7070 /18:12027
/19:24665 /20:35271 /21:37822 /22:57732 /23:49215 /24:283206
/25:62 /26:35 /27:54 /28:41 /29:30 /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 2989 Cox Communications Inc.
18566 1995 2040 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1384 1540 Mediacom Communications Corp
6983 1314 1623 EarthLink, Inc.
34984 1274 1965 TELLCOM ILETISIM HIZMETLERI A
6147 1135 1592 Telefonica del Peru S.A.A.
11492 1133 1191 CABLE ONE, INC.
10620 1107 3114 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1432 2:668 3:1 4:18 5:1718 6:21
8:784 12:1842 13:4 14:1279 15:16 16:2
17:42 18:21 20:49 23:1159 24:1681 27:1855
31:1481 32:39 33:2 34:5 35:2 36:119
37:1864 38:1004 39:9 40:233 41:3047 42:258
43:1053 44:25 45:199 46:2119 47:34 49:788
50:785 52:12 54:66 55:4 56:8 57:32
58:1198 59:658 60:460 61:1747 62:1294 63:1894
64:4409 65:2257 66:4079 67:2019 68:1041 69:3269
70:965 71:434 72:1955 74:2616 75:314 76:406
77:1470 78:1256 79:778 80:1323 81:1331 82:814
83:678 84:674 85:1335 86:386 87:1078 88:499
89:1752 90:148 91:5943 92:807 93:2180 94:1952
95:2078 96:430 97:340 98:1053 99:47 100:72
101:789 103:6713 104:1260 105:61 106:217 107:884
108:609 109:2021 110:1073 111:1469 112:756 113:1023
114:859 115:1264 116:1284 117:1010 118:1624 119:1417
120:455 121:1019 122:2064 123:1521 124:1439 125:1499
128:584 129:362 130:366 131:1089 132:419 133:167
134:391 135:88 136:309 137:299 138:475 139:223
140:204 141:416 142:614 143:479 144:520 145:110
146:673 147:553 148:1057 149:455 150:556 151:749
152:483 153:238 154:329 155:718 156:397 157:331
158:264 159:892 160:370 161:630 162:1890 163:364
164:644 165:665 166:321 167:703 168:1000 169:148
170:1439 171:215 172:41 173:1586 174:689 175:604
176:1438 177:3764 178:2076 179:875 180:1911 181:1569
182:1667 183:596 184:742 185:2933 186:2696 187:1798
188:2002 189:1552 190:7740 191:875 192:8012 193:5546
194:4022 195:3604 196:1675 197:940 198:5413 199:5475
200:6527 201:2976 202:9084 203:9034 204:4580 205:2687
206:2858 207:2920 208:3951 209:3851 210:3199 211:1746
212:2468 213:2251 214:843 215:70 216:5534 217:1797
218:642 219:335 220:1461 221:778 222:376 223:649
End of report