Routing Table Report 08:00 +10GMT Sat 01 Nov, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 510667
Prefixes after maximum aggregation: 198007
Deaggregation factor: 2.58
Unique aggregates announced to Internet: 252974
Total ASes present in the Internet Routing Table: 48303
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 36277
Origin ASes announcing only one prefix: 16351
Transit ASes present in the Internet Routing Table: 6052
Transit-only ASes present in the Internet Routing Table: 147
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 42
Max AS path prepend of ASN ( 62159) 40
Prefixes from unregistered ASNs in the Routing Table: 1959
Unregistered ASNs in the Routing Table: 462
Number of 32-bit ASNs allocated by the RIRs: 7781
Number of 32-bit ASNs visible in the Routing Table: 5974
Prefixes from 32-bit ASNs in the Routing Table: 21088
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 379
Number of addresses announced to Internet: 2734653446
Equivalent to 162 /8s, 255 /16s and 128 /24s
Percentage of available address space announced: 73.9
Percentage of allocated address space announced: 73.9
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: 174005
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 122006
Total APNIC prefixes after maximum aggregation: 35790
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 126773
Unique aggregates announced from the APNIC address blocks: 53187
APNIC Region origin ASes present in the Internet Routing Table: 4939
APNIC Prefixes per ASN: 25.67
APNIC Region origin ASes announcing only one prefix: 1210
APNIC Region transit ASes present in the Internet Routing Table: 818
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1153
Number of APNIC addresses announced to Internet: 736271616
Equivalent to 43 /8s, 226 /16s and 157 /24s
Percentage of available APNIC address space announced: 86.0
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: 170477
Total ARIN prefixes after maximum aggregation: 84926
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 172425
Unique aggregates announced from the ARIN address blocks: 81399
ARIN Region origin ASes present in the Internet Routing Table: 16343
ARIN Prefixes per ASN: 10.55
ARIN Region origin ASes announcing only one prefix: 6086
ARIN Region transit ASes present in the Internet Routing Table: 1644
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 244
Number of ARIN addresses announced to Internet: 1053094912
Equivalent to 62 /8s, 196 /16s and 244 /24s
Percentage of available ARIN address space announced: 55.7
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: 125581
Total RIPE prefixes after maximum aggregation: 63699
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 131235
Unique aggregates announced from the RIPE address blocks: 82689
RIPE Region origin ASes present in the Internet Routing Table: 17787
RIPE Prefixes per ASN: 7.38
RIPE Region origin ASes announcing only one prefix: 8185
RIPE Region transit ASes present in the Internet Routing Table: 2906
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 42
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3160
Number of RIPE addresses announced to Internet: 691585024
Equivalent to 41 /8s, 56 /16s and 192 /24s
Percentage of available RIPE address space announced: 100.5
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: 58248
Total LACNIC prefixes after maximum aggregation: 10671
LACNIC Deaggregation factor: 5.46
Prefixes being announced from the LACNIC address blocks: 66906
Unique aggregates announced from the LACNIC address blocks: 30581
LACNIC Region origin ASes present in the Internet Routing Table: 2355
LACNIC Prefixes per ASN: 28.41
LACNIC Region origin ASes announcing only one prefix: 660
LACNIC Region transit ASes present in the Internet Routing Table: 454
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1359
Number of LACNIC addresses announced to Internet: 168279552
Equivalent to 10 /8s, 7 /16s and 190 /24s
Percentage of available LACNIC address space announced: 100.3
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: 12165
Total AfriNIC prefixes after maximum aggregation: 2879
AfriNIC Deaggregation factor: 4.23
Prefixes being announced from the AfriNIC address blocks: 12948
Unique aggregates announced from the AfriNIC address blocks: 4771
AfriNIC Region origin ASes present in the Internet Routing Table: 730
AfriNIC Prefixes per ASN: 17.74
AfriNIC Region origin ASes announcing only one prefix: 210
AfriNIC Region transit ASes present in the Internet Routing Table: 151
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 58
Number of AfriNIC addresses announced to Internet: 59706368
Equivalent to 3 /8s, 143 /16s and 12 /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
17974 2824 903 77 PT Telekomunikasi Indonesia
4766 2234 11576 633 Korea Telecom
7545 2225 336 122 TPG Telecom Limited
4755 1939 433 198 TATA Communications formerly
9829 1665 1322 37 National Internet Backbone
9808 1439 6639 15 Guangdong Mobile Communicatio
9583 1383 114 569 Sify Limited
9498 1316 334 95 BHARTI Airtel Ltd.
7552 1185 1066 12 Viettel Corporation
24560 1179 406 192 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 2894 3688 51 BellSouth.net Inc.
22773 2846 2940 144 Cox Communications Inc.
18566 2041 379 183 MegaPath Corporation
7029 1974 1959 314 Windstream Communications Inc
20115 1816 1794 478 Charter Communications
4323 1640 1068 409 tw telecom holdings, inc.
6983 1541 851 249 ITC^Deltacom
30036 1488 310 612 Mediacom Communications Corp
701 1428 11266 712 MCI Communications Services,
22561 1319 409 247 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
20940 1494 581 1101 Akamai International B.V.
8402 1362 544 15 OJSC "Vimpelcom"
31148 1045 45 21 Freenet Ltd.
13188 1037 100 29 TOV "Bank-Inform"
8551 846 373 43 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
6830 782 2339 435 Liberty Global Operations B.V
9198 776 346 30 JSC Kazakhtelecom
12479 757 785 96 France Telecom Espana SA
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3035 494 238 Telmex Colombia S.A.
28573 2571 2317 107 NET Serviços de Comunicação S
6147 1780 374 30 Telefonica del Peru S.A.A.
7303 1765 1171 241 Telecom Argentina S.A.
8151 1472 3019 427 Uninet S.A. de C.V.
6503 1157 434 59 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
27947 912 130 54 Telconet S.A
3816 899 384 144 COLOMBIA TELECOMUNICACIONES S
26615 899 2325 35 Tim Celular S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1389 958 13 TE-AS
24863 955 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
36992 328 824 29 ETISALAT MISR
24835 308 144 9 Vodafone Data
37054 276 19 6 Data Telecom Service
3741 249 920 212 Internet Solutions
29571 245 22 17 Cote d'Ivoire Telecom
37457 184 161 7 Telkom SA Ltd.
36947 176 807 13 Telecom Algeria
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3035 494 238 Telmex Colombia S.A.
6389 2894 3688 51 BellSouth.net Inc.
22773 2846 2940 144 Cox Communications Inc.
17974 2824 903 77 PT Telekomunikasi Indonesia
28573 2571 2317 107 NET Serviços de Comunicação S
4766 2234 11576 633 Korea Telecom
7545 2225 336 122 TPG Telecom Limited
18566 2041 379 183 MegaPath Corporation
7029 1974 1959 314 Windstream Communications Inc
4755 1939 433 198 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2894 2843 BellSouth.net Inc.
17974 2824 2747 PT Telekomunikasi Indonesia
22773 2846 2702 Cox Communications Inc.
28573 2571 2464 NET Serviços de Comunicação S
7545 2225 2103 TPG Telecom Limited
18566 2041 1858 MegaPath Corporation
6147 1780 1750 Telefonica del Peru S.A.A.
4755 1939 1741 TATA Communications formerly
7029 1974 1660 Windstream Communications Inc
9829 1665 1628 National Internet Backbone
Complete listing at http://thyme.rand.apnic.net/london/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
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 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 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
65333 PRIVATE 10.0.0.0/8 0 *
33628 UNALLOCATED 12.0.239.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Reserved
100.64.0.0/10 65333 Reserved
169.254.0.0/16 65333 Reserved
172.16.0.0/12 65333 Reserved
192.0.0.0/24 65333 Reserved
192.0.2.0/24 65333 Reserved
192.168.0.0/16 0 *
198.18.0.0/15 65333 Reserved
198.51.100.0/24 65333 Reserved
203.0.113.0/24 65333 Reserved
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
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/london/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 /8:17 /9:12 /10:31 /11:90 /12:263
/13:501 /14:1011 /15:1720 /16:13011 /17:7138 /18:11760
/19:24466 /20:35069 /21:36994 /22:54923 /23:47900 /24:274980
/25:9 /26:11 /27:15 /28:104 /29:239 /30:276
/31:0 /32:127
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2067 2846 Cox Communications Inc.
18566 1996 2041 MegaPath Corporation
6389 1674 2894 BellSouth.net Inc.
6147 1346 1780 Telefonica del Peru S.A.A.
30036 1334 1488 Mediacom Communications Corp
6983 1228 1541 ITC^Deltacom
7029 1195 1974 Windstream Communications Inc
34984 1160 1840 TELLCOM ILETISIM HIZMETLERI A
11492 1135 1185 CABLE ONE, INC.
10620 1067 3035 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1341 2:673 3:3 4:16 5:1189 6:21
8:759 12:1848 13:5 14:1064 15:17 16:2
17:42 18:21 20:51 23:947 24:1767 27:1812
31:1334 32:37 33:2 34:5 36:156 37:1820
38:1001 39:14 40:233 41:2978 42:330 43:571
44:20 45:81 46:2048 47:29 49:746 50:807
52:12 54:57 55:3 56:8 57:37 58:1100
59:632 60:424 61:1675 62:1243 63:1833 64:4404
65:2279 66:4178 67:2042 68:1093 69:3267 70:876
71:485 72:1985 74:2611 75:373 76:411 77:1610
78:979 79:763 80:1327 81:1285 82:806 83:660
84:707 85:1358 86:429 87:1192 88:503 89:1810
90:138 91:5795 92:798 93:1643 94:1964 95:1296
96:426 97:340 98:1098 99:48 100:67 101:728
103:5937 104:498 105:156 106:181 107:654 108:578
109:1978 110:1029 111:1416 112:716 113:893 114:780
115:1209 116:1131 117:993 118:1546 119:1365 120:726
121:954 122:2127 123:1683 124:1419 125:1498 128:565
129:378 130:356 131:911 132:379 133:165 134:311
135:82 136:323 137:315 138:383 139:200 140:198
141:408 142:583 143:437 144:514 145:111 146:659
147:552 148:1006 149:406 150:504 151:640 152:473
153:241 154:402 155:615 156:376 157:322 158:276
159:825 160:331 161:598 162:1784 163:341 164:628
165:664 166:363 167:689 168:1121 169:118 170:1426
171:191 172:60 173:1640 174:709 175:589 176:1525
177:3678 178:2101 179:801 180:1785 181:1780 182:1681
183:692 184:708 185:2286 186:2969 187:1685 188:2028
189:1525 190:7894 191:772 192:7668 193:5551 194:4068
195:3616 196:1647 197:793 198:5246 199:5441 200:6485
201:2911 202:8885 203:8933 204:4607 205:2644 206:2982
207:2910 208:3913 209:3740 210:3097 211:1778 212:2462
213:2190 214:845 215:84 216:5609 217:1713 218:619
219:327 220:1267 221:765 222:359 223:692
End of report