Routing Table Report 04:00 +10GMT Thu 25 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 511818
Prefixes after maximum aggregation: 198658
Deaggregation factor: 2.58
Unique aggregates announced to Internet: 251712
Total ASes present in the Internet Routing Table: 48098
Prefixes per ASN: 10.64
Origin-only ASes present in the Internet Routing Table: 36162
Origin ASes announcing only one prefix: 16356
Transit ASes present in the Internet Routing Table: 6169
Transit-only ASes present in the Internet Routing Table: 177
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 68
Max AS path prepend of ASN ( 55644) 61
Prefixes from unregistered ASNs in the Routing Table: 1648
Unregistered ASNs in the Routing Table: 442
Number of 32-bit ASNs allocated by the RIRs: 7486
Number of 32-bit ASNs visible in the Routing Table: 5767
Prefixes from 32-bit ASNs in the Routing Table: 20269
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 361
Number of addresses announced to Internet: 2708958436
Equivalent to 161 /8s, 119 /16s and 108 /24s
Percentage of available address space announced: 73.2
Percentage of allocated address space announced: 73.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.9
Total number of prefixes smaller than registry allocations: 175497
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 125051
Total APNIC prefixes after maximum aggregation: 36572
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 128832
Unique aggregates announced from the APNIC address blocks: 53038
APNIC Region origin ASes present in the Internet Routing Table: 4985
APNIC Prefixes per ASN: 25.84
APNIC Region origin ASes announcing only one prefix: 1207
APNIC Region transit ASes present in the Internet Routing Table: 867
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 68
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1110
Number of APNIC addresses announced to Internet: 734545216
Equivalent to 43 /8s, 200 /16s and 69 /24s
Percentage of available APNIC address space announced: 85.8
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: 170421
Total ARIN prefixes after maximum aggregation: 85226
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 172412
Unique aggregates announced from the ARIN address blocks: 80707
ARIN Region origin ASes present in the Internet Routing Table: 16363
ARIN Prefixes per ASN: 10.54
ARIN Region origin ASes announcing only one prefix: 6096
ARIN Region transit ASes present in the Internet Routing Table: 1696
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 208
Number of ARIN addresses announced to Internet: 1084543136
Equivalent to 64 /8s, 164 /16s and 208 /24s
Percentage of available ARIN address space announced: 57.4
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: 125081
Total RIPE prefixes after maximum aggregation: 63265
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 130184
Unique aggregates announced from the RIPE address blocks: 82629
RIPE Region origin ASes present in the Internet Routing Table: 17719
RIPE Prefixes per ASN: 7.35
RIPE Region origin ASes announcing only one prefix: 8205
RIPE Region transit ASes present in the Internet Routing Table: 2906
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3069
Number of RIPE addresses announced to Internet: 658988164
Equivalent to 39 /8s, 71 /16s and 92 /24s
Percentage of available RIPE address space announced: 95.8
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: 59595
Total LACNIC prefixes after maximum aggregation: 10723
LACNIC Deaggregation factor: 5.56
Prefixes being announced from the LACNIC address blocks: 67883
Unique aggregates announced from the LACNIC address blocks: 30291
LACNIC Region origin ASes present in the Internet Routing Table: 2317
LACNIC Prefixes per ASN: 29.30
LACNIC Region origin ASes announcing only one prefix: 635
LACNIC Region transit ASes present in the Internet Routing Table: 458
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1323
Number of LACNIC addresses announced to Internet: 170863232
Equivalent to 10 /8s, 47 /16s and 42 /24s
Percentage of available LACNIC address space announced: 101.8
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: 11298
Total AfriNIC prefixes after maximum aggregation: 2826
AfriNIC Deaggregation factor: 4.00
Prefixes being announced from the AfriNIC address blocks: 12146
Unique aggregates announced from the AfriNIC address blocks: 4728
AfriNIC Region origin ASes present in the Internet Routing Table: 739
AfriNIC Prefixes per ASN: 16.44
AfriNIC Region origin ASes announcing only one prefix: 213
AfriNIC Region transit ASes present in the Internet Routing Table: 156
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 57
Number of AfriNIC addresses announced to Internet: 59722752
Equivalent to 3 /8s, 143 /16s and 76 /24s
Percentage of available AfriNIC address space announced: 59.3
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
4766 2937 11591 923 Korea Telecom
17974 2815 900 74 PT Telekomunikasi Indonesia
7545 2352 336 120 TPG Telecom Limited
4755 1907 413 192 TATA Communications formerly
9829 1633 1306 38 National Internet Backbone
4808 1396 2221 409 CNCGROUP IP network China169
9583 1320 105 541 Sify Limited
9498 1304 333 91 BHARTI Airtel Ltd.
9808 1283 6639 15 Guangdong Mobile Communicatio
7552 1228 1098 14 Viettel Corporation
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
22773 2898 2940 141 Cox Communications Inc.
6389 2897 3688 51 BellSouth.net Inc.
18566 2045 379 181 MegaPath Corporation
7029 1934 1975 333 Windstream Communications Inc
20115 1793 1778 490 Charter Communications
4323 1631 1051 409 tw telecom holdings, inc.
30036 1523 320 580 Mediacom Communications Corp
6983 1498 817 311 ITC^Deltacom
701 1436 11242 719 MCI Communications Services,
22561 1308 408 237 CenturyTel Internet Holdings,
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
34984 1817 299 286 TELLCOM ILETISIM HIZMETLERI A
20940 1481 576 1089 Akamai International B.V.
8402 1445 544 14 OJSC "Vimpelcom"
31148 1043 45 21 Freenet Ltd.
13188 1024 98 45 TOV "Bank-Inform"
8551 961 372 41 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
12479 803 798 58 France Telecom Espana SA
6830 777 2335 432 Liberty Global Operations B.V
9198 664 346 28 JSC Kazakhtelecom
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 2992 2290 133 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
18881 2108 1036 22 Global Village Telecom
6147 1782 374 30 Telefonica del Peru S.A.A.
7303 1755 1167 233 Telecom Argentina S.A.
8151 1467 2992 432 Uninet S.A. de C.V.
6503 1118 434 61 Axtel, S.A.B. de C.V.
7738 999 1882 41 Telemar Norte Leste S.A.
27947 909 130 51 Telconet S.A
3816 851 363 139 COLOMBIA TELECOMUNICACIONES S
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
24863 949 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
8452 557 958 13 TE-AS
36992 347 824 27 ETISALAT MISR
24835 307 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
37054 245 19 6 Data Telecom Service
29571 242 22 17 Cote d'Ivoire Telecom
15706 186 17 6 Sudatel (Sudan Telecom Co. Lt
12258 174 26 71 MWEB CONNECT (PROPRIETARY) LI
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 2992 2290 133 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
4766 2937 11591 923 Korea Telecom
22773 2898 2940 141 Cox Communications Inc.
6389 2897 3688 51 BellSouth.net Inc.
17974 2815 900 74 PT Telekomunikasi Indonesia
7545 2352 336 120 TPG Telecom Limited
18881 2108 1036 22 Global Village Telecom
18566 2045 379 181 MegaPath Corporation
7029 1934 1975 333 Windstream Communications Inc
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 2897 2846 BellSouth.net Inc.
22773 2898 2757 Cox Communications Inc.
17974 2815 2741 PT Telekomunikasi Indonesia
10620 2963 2686 Telmex Colombia S.A.
7545 2352 2232 TPG Telecom Limited
18881 2108 2086 Global Village Telecom
4766 2937 2014 Korea Telecom
18566 2045 1864 MegaPath Corporation
6147 1782 1752 Telefonica del Peru S.A.A.
4755 1907 1715 TATA Communications formerly
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
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
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
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
37.16.88.0/23 57652 >>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<<
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 /9:12 /10:31 /11:90 /12:262
/13:504 /14:998 /15:1711 /16:13033 /17:7096 /18:11775
/19:24557 /20:35246 /21:37720 /22:54737 /23:47941 /24:273178
/25:1082 /26:1053 /27:719 /28:14 /29:19 /30:10
/31:1 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2131 2898 Cox Communications Inc.
18566 2000 2045 MegaPath Corporation
6389 1676 2897 BellSouth.net Inc.
30036 1368 1523 Mediacom Communications Corp
6147 1350 1782 Telefonica del Peru S.A.A.
6983 1192 1498 ITC^Deltacom
7029 1139 1934 Windstream Communications Inc
34984 1137 1817 TELLCOM ILETISIM HIZMETLERI A
11492 1123 1171 CABLE ONE, INC.
8402 1115 1445 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1343 2:665 3:3 4:18 5:1141 6:21
8:755 12:1851 13:4 14:1125 15:17 16:2
17:41 18:21 20:51 23:924 24:1755 27:1792
31:1411 32:39 33:2 34:5 36:155 37:1782
38:998 39:11 40:223 41:2600 42:271 43:378
44:16 45:72 46:2170 47:25 49:736 50:805
52:12 54:52 55:5 56:6 57:32 58:1211
59:663 60:432 61:1713 62:1263 63:1829 64:4411
65:2294 66:4191 67:2059 68:1048 69:3278 70:864
71:472 72:1996 74:2593 75:373 76:410 77:1602
78:876 79:732 80:1337 81:1205 82:755 83:777
84:741 85:1324 86:450 87:1168 88:469 89:1758
90:138 91:5753 92:758 93:1794 94:2069 95:1282
96:427 97:342 98:1102 99:48 100:66 101:725
103:5659 104:266 105:136 106:184 107:636 108:573
109:1979 110:1032 111:1381 112:711 113:894 114:782
115:1213 116:1117 117:993 118:1573 119:1412 120:435
121:971 122:2194 123:1615 124:1437 125:1577 128:612
129:348 130:359 131:815 132:430 133:165 134:323
135:78 136:306 137:290 138:378 139:195 140:221
141:412 142:581 143:458 144:506 145:110 146:688
147:557 148:939 149:376 150:497 151:707 152:468
153:240 154:354 155:547 156:369 157:328 158:277
159:935 160:325 161:599 162:1779 163:356 164:702
165:660 166:364 167:682 168:1120 169:120 170:1419
171:188 172:65 173:1639 174:703 175:615 176:1511
177:3561 178:2081 179:796 180:1762 181:1601 182:1659
183:540 184:722 185:2094 186:2974 187:1688 188:2212
189:1488 190:7833 191:758 192:7571 193:5515 194:4047
195:3574 196:1431 197:670 198:5155 199:5484 200:6478
201:2905 202:9160 203:8981 204:4563 205:2640 206:2955
207:2944 208:3914 209:3738 210:3303 211:1822 212:2352
213:2150 214:870 215:86 216:5641 217:1696 218:616
219:394 220:1369 221:683 222:486 223:597
End of report