Routing Table Report 04:00 +10GMT Sun 27 Apr, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 493139
Prefixes after maximum aggregation: 193432
Deaggregation factor: 2.55
Unique aggregates announced to Internet: 243354
Total ASes present in the Internet Routing Table: 46673
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 35783
Origin ASes announcing only one prefix: 16369
Transit ASes present in the Internet Routing Table: 6041
Transit-only ASes present in the Internet Routing Table: 173
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1831
Unregistered ASNs in the Routing Table: 463
Number of 32-bit ASNs allocated by the RIRs: 6464
Number of 32-bit ASNs visible in the Routing Table: 4849
Prefixes from 32-bit ASNs in the Routing Table: 15959
Number of bogon 32-bit ASNs visible in the Routing Table: 121
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 438
Number of addresses announced to Internet: 2675313924
Equivalent to 159 /8s, 118 /16s and 13 /24s
Percentage of available address space announced: 72.3
Percentage of allocated address space announced: 72.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.3
Total number of prefixes smaller than registry allocations: 171826
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 116949
Total APNIC prefixes after maximum aggregation: 34926
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 119821
Unique aggregates announced from the APNIC address blocks: 50063
APNIC Region origin ASes present in the Internet Routing Table: 4925
APNIC Prefixes per ASN: 24.33
APNIC Region origin ASes announcing only one prefix: 1227
APNIC Region transit ASes present in the Internet Routing Table: 861
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: 921
Number of APNIC addresses announced to Internet: 732268928
Equivalent to 43 /8s, 165 /16s and 137 /24s
Percentage of available APNIC address space announced: 85.6
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: 168301
Total ARIN prefixes after maximum aggregation: 83241
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 169771
Unique aggregates announced from the ARIN address blocks: 79312
ARIN Region origin ASes present in the Internet Routing Table: 16215
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6095
ARIN Region transit ASes present in the Internet Routing Table: 1665
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 90
Number of ARIN addresses announced to Internet: 1073831040
Equivalent to 64 /8s, 1 /16s and 92 /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: 123403
Total RIPE prefixes after maximum aggregation: 62489
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127733
Unique aggregates announced from the RIPE address blocks: 80700
RIPE Region origin ASes present in the Internet Routing Table: 17680
RIPE Prefixes per ASN: 7.22
RIPE Region origin ASes announcing only one prefix: 8295
RIPE Region transit ASes present in the Internet Routing Table: 2858
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2696
Number of RIPE addresses announced to Internet: 657613188
Equivalent to 39 /8s, 50 /16s and 97 /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: 56071
Total LACNIC prefixes after maximum aggregation: 10064
LACNIC Deaggregation factor: 5.57
Prefixes being announced from the LACNIC address blocks: 62345
Unique aggregates announced from the LACNIC address blocks: 28616
LACNIC Region origin ASes present in the Internet Routing Table: 2092
LACNIC Prefixes per ASN: 29.80
LACNIC Region origin ASes announcing only one prefix: 550
LACNIC Region transit ASes present in the Internet Routing Table: 428
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: 1118
Number of LACNIC addresses announced to Internet: 158057600
Equivalent to 9 /8s, 107 /16s and 196 /24s
Percentage of available LACNIC address space announced: 94.2
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: 12354
Total AfriNIC prefixes after maximum aggregation: 2675
AfriNIC Deaggregation factor: 4.62
Prefixes being announced from the AfriNIC address blocks: 13031
Unique aggregates announced from the AfriNIC address blocks: 4297
AfriNIC Region origin ASes present in the Internet Routing Table: 714
AfriNIC Prefixes per ASN: 18.25
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 148
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 53226496
Equivalent to 3 /8s, 44 /16s and 44 /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
4766 2954 11591 922 Korea Telecom
17974 2798 903 78 PT Telekomunikasi Indonesia
7545 2214 320 117 TPG Telecom Limited
4755 1850 396 198 TATA Communications formerly
9829 1603 1285 40 National Internet Backbone
9583 1334 103 545 Sify Limited
9498 1255 314 83 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
4808 1209 2151 355 CNCGROUP IP network China169
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
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 3063 2937 134 Cox Communications Inc.
6389 2983 3688 53 BellSouth.net Inc.
1785 2195 699 133 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1707 1690 567 Charter Communications
4323 1628 1073 407 tw telecom holdings, inc.
701 1481 11158 750 MCI Communications Services,
30036 1400 303 542 Mediacom Communications Corp
6983 1326 800 307 ITC^Deltacom
22561 1301 402 232 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 1668 264 277 TELLCOM ILETISIM HIZMETLERI A
8402 1580 544 16 OJSC "Vimpelcom"
20940 1312 502 989 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 923 370 40 Bezeq International-Ltd
6849 826 357 28 JSC "Ukrtelecom"
6830 764 2329 424 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/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3725 1955 99 NET Serviços de Comunicação S
10620 2844 459 199 Telmex Colombia S.A.
18881 1933 972 21 Global Village Telecom
7303 1754 1174 229 Telecom Argentina S.A.
8151 1397 2943 403 Uninet S.A. de C.V.
6503 1111 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 872 114 50 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/current/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 568 958 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/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3725 1955 99 NET Serviços de Comunicação S
22773 3063 2937 134 Cox Communications Inc.
6389 2983 3688 53 BellSouth.net Inc.
4766 2954 11591 922 Korea Telecom
10620 2844 459 199 Telmex Colombia S.A.
17974 2798 903 78 PT Telekomunikasi Indonesia
7545 2214 320 117 TPG Telecom Limited
1785 2195 699 133 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
18881 1933 972 21 Global Village Telecom
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 2983 2930 BellSouth.net Inc.
22773 3063 2929 Cox Communications Inc.
17974 2798 2720 PT Telekomunikasi Indonesia
10620 2844 2645 Telmex Colombia S.A.
7545 2214 2097 TPG Telecom Limited
1785 2195 2062 PaeTec Communications, Inc.
4766 2954 2032 Korea Telecom
18881 1933 1912 Global Village Telecom
18566 2047 1869 MegaPath Corporation
4755 1850 1652 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
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
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 2828 XO Communications
22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications
Complete listing at http://thyme.rand.apnic.net/current/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/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 /12:256
/13:480 /14:962 /15:1687 /16:12945 /17:6823 /18:11599
/19:24243 /20:34010 /21:36705 /22:53128 /23:46164 /24:261760
/25:800 /26:944 /27:405 /28:13 /29:20 /30:7
/31:1 /32:38
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2306 3063 Cox Communications Inc.
18566 2002 2047 MegaPath Corporation
6389 1694 2983 BellSouth.net Inc.
36998 1599 1634 Sudanese Mobile Telephone (ZA
8402 1265 1580 OJSC "Vimpelcom"
30036 1237 1400 Mediacom Communications Corp
11492 1191 1235 CABLE ONE, INC.
1785 1162 2195 PaeTec Communications, Inc.
6983 1043 1326 ITC^Deltacom
34984 1030 1668 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1024 2:698 3:3 4:15 5:976 6:19
8:731 12:1850 13:4 14:989 15:13 16:2
17:31 18:21 20:36 23:805 24:1745 25:1
27:1777 31:1452 32:40 33:2 34:5 36:133
37:1879 38:945 39:6 40:193 41:3183 42:249
44:10 46:2142 47:18 49:695 50:920 52:12
54:47 55:5 57:28 58:1228 59:603 60:398
61:1546 62:1233 63:1984 64:4379 65:2275 66:4149
67:2062 68:1035 69:3294 70:865 71:452 72:2024
74:2617 75:312 76:418 77:1529 78:964 79:710
80:1284 81:1150 82:730 83:755 84:716 85:1259
86:470 87:1187 88:524 89:1802 90:139 91:5725
92:684 93:1718 94:2048 95:1472 96:546 97:348
98:1081 99:48 100:54 101:794 103:4701 105:534
106:172 107:561 108:578 109:2049 110:982 111:1287
112:647 113:843 114:898 115:1118 116:1049 117:928
118:1409 119:1329 120:368 121:804 122:1971 123:1285
124:1416 125:1399 128:634 129:312 130:346 131:656
132:390 133:162 134:334 135:74 136:256 137:323
138:352 139:170 140:209 141:368 142:570 143:413
144:499 145:100 146:596 147:450 148:921 149:346
150:168 151:634 152:422 153:217 154:270 155:480
156:337 157:339 158:243 159:894 160:336 161:516
162:1348 163:220 164:688 165:613 166:269 167:610
168:1027 169:124 170:1392 171:191 172:22 173:1641
174:699 175:606 176:1372 177:2855 178:1962 179:593
180:1726 181:1115 182:1549 183:514 184:707 185:1547
186:2770 187:1517 188:1931 189:1467 190:7447 191:213
192:7221 193:5484 194:4040 195:3495 196:1396 197:1144
198:5029 199:5581 200:6238 201:2644 202:8989 203:8992
204:4638 205:2708 206:2939 207:2939 208:3990 209:3733
210:3103 211:1679 212:2194 213:2058 214:909 215:84
216:5456 217:1673 218:569 219:316 220:1279 221:596
222:350 223:579
End of report