Routing Table Report 09:00 +10GMT Sat 26 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 485561
Prefixes after maximum aggregation: 191985
Deaggregation factor: 2.53
Unique aggregates announced to Internet: 242699
Total ASes present in the Internet Routing Table: 46530
Prefixes per ASN: 10.44
Origin-only ASes present in the Internet Routing Table: 35807
Origin ASes announcing only one prefix: 16358
Transit ASes present in the Internet Routing Table: 5879
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 31
Max AS path prepend of ASN ( 19202) 25
Prefixes from unregistered ASNs in the Routing Table: 1761
Unregistered ASNs in the Routing Table: 431
Number of 32-bit ASNs allocated by the RIRs: 6448
Number of 32-bit ASNs visible in the Routing Table: 4844
Prefixes from 32-bit ASNs in the Routing Table: 15900
Number of bogon 32-bit ASNs visible in the Routing Table: 119
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 435
Number of addresses announced to Internet: 2668557248
Equivalent to 159 /8s, 14 /16s and 243 /24s
Percentage of available address space announced: 72.1
Percentage of allocated address space announced: 72.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.2
Total number of prefixes smaller than registry allocations: 169613
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111679
Total APNIC prefixes after maximum aggregation: 34062
APNIC Deaggregation factor: 3.28
Prefixes being announced from the APNIC address blocks: 114527
Unique aggregates announced from the APNIC address blocks: 49613
APNIC Region origin ASes present in the Internet Routing Table: 4862
APNIC Prefixes per ASN: 23.56
APNIC Region origin ASes announcing only one prefix: 1238
APNIC Region transit ASes present in the Internet Routing Table: 819
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 915
Number of APNIC addresses announced to Internet: 725917952
Equivalent to 43 /8s, 68 /16s and 161 /24s
Percentage of available APNIC address space announced: 84.8
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 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: 167031
Total ARIN prefixes after maximum aggregation: 82838
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 168490
Unique aggregates announced from the ARIN address blocks: 79207
ARIN Region origin ASes present in the Internet Routing Table: 16177
ARIN Prefixes per ASN: 10.42
ARIN Region origin ASes announcing only one prefix: 6090
ARIN Region transit ASes present in the Internet Routing Table: 1604
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 31
Number of ARIN region 32-bit ASNs visible in the Routing Table: 90
Number of ARIN addresses announced to Internet: 1073591808
Equivalent to 63 /8s, 253 /16s and 182 /24s
Percentage of available ARIN address space announced: 56.8
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: 122933
Total RIPE prefixes after maximum aggregation: 62449
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127261
Unique aggregates announced from the RIPE address blocks: 80645
RIPE Region origin ASes present in the Internet Routing Table: 17672
RIPE Prefixes per ASN: 7.20
RIPE Region origin ASes announcing only one prefix: 8280
RIPE Region transit ASes present in the Internet Routing Table: 2827
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2695
Number of RIPE addresses announced to Internet: 657637312
Equivalent to 39 /8s, 50 /16s and 191 /24s
Percentage of available RIPE address space announced: 95.6
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: 55664
Total LACNIC prefixes after maximum aggregation: 9932
LACNIC Deaggregation factor: 5.60
Prefixes being announced from the LACNIC address blocks: 61887
Unique aggregates announced from the LACNIC address blocks: 28580
LACNIC Region origin ASes present in the Internet Routing Table: 2080
LACNIC Prefixes per ASN: 29.75
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 415
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1121
Number of LACNIC addresses announced to Internet: 157860352
Equivalent to 9 /8s, 104 /16s and 194 /24s
Percentage of available LACNIC address space announced: 94.1
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: 12291
Total AfriNIC prefixes after maximum aggregation: 2667
AfriNIC Deaggregation factor: 4.61
Prefixes being announced from the AfriNIC address blocks: 12961
Unique aggregates announced from the AfriNIC address blocks: 4290
AfriNIC Region origin ASes present in the Internet Routing Table: 714
AfriNIC Prefixes per ASN: 18.15
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 143
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 53236736
Equivalent to 3 /8s, 44 /16s and 84 /24s
Percentage of available AfriNIC address space announced: 52.9
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 2799 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
7545 2169 320 117 TPG Telecom Limited
4755 1817 392 194 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1335 103 546 Sify Limited
9498 1247 314 79 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
4808 1101 2045 323 CNCGROUP IP network China169
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3064 2937 135 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
1785 2197 699 134 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1705 1690 565 Charter Communications
4323 1638 1089 408 tw telecom holdings, inc.
701 1479 11158 746 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1328 816 309 ITC^Deltacom
22561 1301 402 232 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1668 264 277 TELLCOM ILETISIM HIZMETLERI A
8402 1544 544 16 OJSC "Vimpelcom"
20940 1303 500 984 Akamai International B.V.
13188 1051 100 28 TOV "Bank-Inform"
31148 1014 45 19 Freenet Ltd.
8551 902 369 44 Bezeq International-Ltd
6849 827 359 29 JSC "Ukrtelecom"
6830 765 2329 425 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 572 344 25 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3720 1955 98 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1933 972 21 Global Village Telecom
7303 1753 1170 229 Telecom Argentina S.A.
8151 1390 2944 402 Uninet S.A. de C.V.
6503 1119 434 61 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 863 114 52 Telconet S.A
11830 844 364 15 Instituto Costarricense de El
26615 843 2325 35 Tim Celular S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1634 240 6 Sudanese Mobile Telephone (ZA
24863 954 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 569 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 275 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
37054 234 20 9 Data Telecom Service
29571 230 22 23 Cote d'Ivoire Telecom
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3720 1955 98 NET Serviços de Comunicação S
22773 3064 2937 135 Cox Communications Inc.
6389 2981 3688 53 BellSouth.net Inc.
10620 2844 459 199 Telmex Colombia S.A.
17974 2799 903 78 PT Telekomunikasi Indonesia
4766 2222 11583 629 Korea Telecom
1785 2197 699 134 PaeTec Communications, Inc.
7545 2169 320 117 TPG Telecom Limited
18566 2048 379 178 MegaPath Corporation
18881 1933 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3064 2929 Cox Communications Inc.
6389 2981 2928 BellSouth.net Inc.
17974 2799 2721 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
1785 2197 2063 PaeTec Communications, Inc.
7545 2169 2052 TPG Telecom Limited
18881 1933 1912 Global Village Telecom
18566 2048 1870 MegaPath Corporation
36998 1634 1628 Sudanese Mobile Telephone (ZA
4755 1817 1623 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/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
22511 UNALLOCATED 8.28.225.0/24 3356 Level 3 Communicatio
22511 UNALLOCATED 8.36.68.0/24 3356 Level 3 Communicatio
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/us/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/us/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 /12:255
/13:476 /14:952 /15:1662 /16:12856 /17:6716 /18:11304
/19:23904 /20:33737 /21:36399 /22:52496 /23:45639 /24:258862
/25:43 /26:49 /27:13 /28:18 /29:7 /30:1
/31:0 /32:23
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2308 3064 Cox Communications Inc.
18566 2003 2048 MegaPath Corporation
6389 1692 2981 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
30036 1237 1400 Mediacom Communications Corp
8402 1232 1544 OJSC "Vimpelcom"
11492 1190 1234 CABLE ONE, INC.
1785 1163 2197 PaeTec Communications, Inc.
6983 1043 1328 ITC^Deltacom
34984 1030 1668 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1016 2:695 3:3 4:15 5:969 6:19
8:678 12:1851 13:4 14:957 15:13 16:2
17:31 18:21 20:36 23:802 24:1746 25:1
27:1743 31:1448 32:38 33:2 34:5 36:123
37:1880 38:942 39:4 40:194 41:3171 42:246
44:10 46:2133 47:18 49:694 50:921 52:12
54:47 55:7 57:27 58:1156 59:598 60:396
61:1509 62:1223 63:1986 64:4372 65:2273 66:4143
67:2060 68:1033 69:3286 70:859 71:452 72:2024
74:2609 75:311 76:410 77:1512 78:965 79:700
80:1302 81:1150 82:730 83:754 84:710 85:1260
86:470 87:1188 88:523 89:1803 90:140 91:5722
92:684 93:1710 94:2046 95:1472 96:547 97:348
98:1074 99:48 100:54 101:594 103:4651 105:534
106:172 107:562 108:557 109:2076 110:980 111:1282
112:641 113:837 114:767 115:1078 116:1039 117:900
118:1392 119:1311 120:354 121:781 122:1870 123:1275
124:1327 125:1391 128:592 129:297 130:329 131:650
132:351 133:162 134:323 135:74 136:255 137:318
138:351 139:165 140:183 141:355 142:559 143:417
144:502 145:100 146:585 147:438 148:873 149:347
150:166 151:634 152:421 153:217 154:269 155:479
156:334 157:341 158:242 159:803 160:338 161:509
162:1330 163:194 164:677 165:608 166:277 167:611
168:1023 169:120 170:1383 171:191 172:22 173:1641
174:697 175:583 176:1353 177:2878 178:1961 179:591
180:1705 181:1103 182:1525 183:509 184:702 185:1544
186:2762 187:1488 188:1914 189:1459 190:7422 191:212
192:7156 193:5474 194:4027 195:3495 196:1383 197:1128
198:4958 199:5544 200:6208 201:2644 202:8704 203:8844
204:4570 205:2693 206:2848 207:2864 208:3987 209:3724
210:2982 211:1662 212:2185 213:2045 214:908 215:84
216:5444 217:1678 218:563 219:304 220:1274 221:597
222:340 223:574
End of report
