Routing Table Report 08:00 +10GMT Thu 25 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 505492
Prefixes after maximum aggregation: 197068
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 251643
Total ASes present in the Internet Routing Table: 47980
Prefixes per ASN: 10.54
Origin-only ASes present in the Internet Routing Table: 36162
Origin ASes announcing only one prefix: 16385
Transit ASes present in the Internet Routing Table: 6039
Transit-only ASes present in the Internet Routing Table: 146
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 29
Prefixes from unregistered ASNs in the Routing Table: 1825
Unregistered ASNs in the Routing Table: 474
Number of 32-bit ASNs allocated by the RIRs: 7486
Number of 32-bit ASNs visible in the Routing Table: 5779
Prefixes from 32-bit ASNs in the Routing Table: 20164
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 389
Number of addresses announced to Internet: 2731129094
Equivalent to 162 /8s, 201 /16s and 185 /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: 96.9
Total number of prefixes smaller than registry allocations: 172617
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 119852
Total APNIC prefixes after maximum aggregation: 35566
APNIC Deaggregation factor: 3.37
Prefixes being announced from the APNIC address blocks: 124357
Unique aggregates announced from the APNIC address blocks: 52915
APNIC Region origin ASes present in the Internet Routing Table: 4945
APNIC Prefixes per ASN: 25.15
APNIC Region origin ASes announcing only one prefix: 1223
APNIC Region transit ASes present in the Internet Routing Table: 823
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1113
Number of APNIC addresses announced to Internet: 734497280
Equivalent to 43 /8s, 199 /16s and 138 /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: 168886
Total ARIN prefixes after maximum aggregation: 84761
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 171001
Unique aggregates announced from the ARIN address blocks: 80687
ARIN Region origin ASes present in the Internet Routing Table: 16325
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6105
ARIN Region transit ASes present in the Internet Routing Table: 1646
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: 207
Number of ARIN addresses announced to Internet: 1084486656
Equivalent to 64 /8s, 163 /16s and 244 /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: 124857
Total RIPE prefixes after maximum aggregation: 63283
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 130108
Unique aggregates announced from the RIPE address blocks: 82634
RIPE Region origin ASes present in the Internet Routing Table: 17711
RIPE Prefixes per ASN: 7.35
RIPE Region origin ASes announcing only one prefix: 8206
RIPE Region transit ASes present in the Internet Routing Table: 2889
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3074
Number of RIPE addresses announced to Internet: 658995200
Equivalent to 39 /8s, 71 /16s and 120 /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: 59246
Total LACNIC prefixes after maximum aggregation: 10585
LACNIC Deaggregation factor: 5.60
Prefixes being announced from the LACNIC address blocks: 67385
Unique aggregates announced from the LACNIC address blocks: 30333
LACNIC Region origin ASes present in the Internet Routing Table: 2308
LACNIC Prefixes per ASN: 29.20
LACNIC Region origin ASes announcing only one prefix: 637
LACNIC Region transit ASes present in the Internet Routing Table: 453
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1327
Number of LACNIC addresses announced to Internet: 170845952
Equivalent to 10 /8s, 46 /16s and 231 /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: 11417
Total AfriNIC prefixes after maximum aggregation: 2829
AfriNIC Deaggregation factor: 4.04
Prefixes being announced from the AfriNIC address blocks: 12251
Unique aggregates announced from the AfriNIC address blocks: 4726
AfriNIC Region origin ASes present in the Internet Routing Table: 737
AfriNIC Prefixes per ASN: 16.62
AfriNIC Region origin ASes announcing only one prefix: 214
AfriNIC Region transit ASes present in the Internet Routing Table: 153
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: 59720960
Equivalent to 3 /8s, 143 /16s and 69 /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 2815 900 74 PT Telekomunikasi Indonesia
4766 2226 11584 630 Korea Telecom
7545 2211 336 118 TPG Telecom Limited
4755 1923 434 202 TATA Communications formerly
9829 1633 1306 38 National Internet Backbone
9583 1342 107 555 Sify Limited
9498 1307 333 92 BHARTI Airtel Ltd.
9808 1252 6639 15 Guangdong Mobile Communicatio
7552 1228 1098 14 Viettel Corporation
24560 1173 406 191 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
22773 2901 2940 142 Cox Communications Inc.
6389 2896 3688 51 BellSouth.net Inc.
18566 2042 379 180 MegaPath Corporation
7029 1932 1975 332 Windstream Communications Inc
20115 1796 1780 489 Charter Communications
4323 1639 1067 411 tw telecom holdings, inc.
30036 1523 320 580 Mediacom Communications Corp
6983 1498 802 311 ITC^Deltacom
701 1438 11242 721 MCI Communications Services,
22561 1306 408 237 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 1817 299 286 TELLCOM ILETISIM HIZMETLERI A
20940 1469 573 1079 Akamai International B.V.
8402 1396 544 14 OJSC "Vimpelcom"
31148 1043 45 21 Freenet Ltd.
13188 1024 98 45 TOV "Bank-Inform"
8551 856 372 42 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
12479 803 798 58 France Telecom Espana SA
6830 776 2335 431 Liberty Global Operations B.V
9198 664 346 28 JSC Kazakhtelecom
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
28573 2991 2311 110 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
18881 2108 1036 22 Global Village Telecom
6147 1803 374 30 Telefonica del Peru S.A.A.
7303 1757 1167 233 Telecom Argentina S.A.
8151 1457 2992 429 Uninet S.A. de C.V.
6503 1114 434 61 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
27947 904 130 53 Telconet S.A
26615 866 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
24863 947 280 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
37054 289 19 6 Data Telecom Service
3741 249 920 212 Internet Solutions
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/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2991 2311 110 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
22773 2901 2940 142 Cox Communications Inc.
6389 2896 3688 51 BellSouth.net Inc.
17974 2815 900 74 PT Telekomunikasi Indonesia
4766 2226 11584 630 Korea Telecom
7545 2211 336 118 TPG Telecom Limited
18881 2108 1036 22 Global Village Telecom
18566 2042 379 180 MegaPath Corporation
7029 1932 1975 332 Windstream Communications Inc
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 2896 2845 BellSouth.net Inc.
22773 2901 2759 Cox Communications Inc.
17974 2815 2741 PT Telekomunikasi Indonesia
10620 2963 2686 Telmex Colombia S.A.
7545 2211 2093 TPG Telecom Limited
18881 2108 2086 Global Village Telecom
18566 2042 1862 MegaPath Corporation
6147 1803 1773 Telefonica del Peru S.A.A.
4755 1923 1721 TATA Communications formerly
7029 1932 1600 Windstream Communications Inc
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
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
65333 PRIVATE 10.0.0.0/8 0 *
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
/13:504 /14:1002 /15:1716 /16:12999 /17:7102 /18:11644
/19:24420 /20:35004 /21:37382 /22:54399 /23:47495 /24:270653
/25:9 /26:11 /27:15 /28:106 /29:237 /30:251
/31:0 /32:130
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2134 2901 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1675 2896 BellSouth.net Inc.
30036 1368 1523 Mediacom Communications Corp
6147 1364 1803 Telefonica del Peru S.A.A.
6983 1193 1498 ITC^Deltacom
7029 1138 1932 Windstream Communications Inc
34984 1137 1817 TELLCOM ILETISIM HIZMETLERI A
11492 1116 1164 CABLE ONE, INC.
8402 1078 1396 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1343 2:657 3:3 4:17 5:1142 6:21
8:738 12:1851 13:4 14:1055 15:17 16:2
17:42 18:21 20:51 23:922 24:1752 27:1796
31:1411 32:36 33:2 34:5 36:155 37:1784
38:989 39:11 40:223 41:2661 42:268 43:385
44:16 45:68 46:2154 47:26 49:735 50:805
52:12 54:52 55:6 56:6 57:37 58:1165
59:651 60:421 61:1670 62:1270 63:1825 64:4402
65:2290 66:4180 67:2046 68:1046 69:3276 70:864
71:472 72:1993 74:2591 75:373 76:413 77:1602
78:859 79:718 80:1338 81:1206 82:764 83:776
84:735 85:1324 86:444 87:1169 88:472 89:1751
90:138 91:5747 92:757 93:1793 94:2073 95:1283
96:426 97:342 98:1103 99:48 100:66 101:710
103:5631 104:274 105:136 106:184 107:636 108:554
109:1978 110:1022 111:1378 112:699 113:884 114:777
115:1255 116:1078 117:977 118:1570 119:1395 120:417
121:965 122:2114 123:1605 124:1407 125:1577 128:554
129:339 130:342 131:810 132:387 133:165 134:311
135:81 136:305 137:281 138:377 139:194 140:193
141:401 142:563 143:443 144:502 145:110 146:673
147:539 148:899 149:375 150:489 151:708 152:463
153:240 154:354 155:541 156:367 157:328 158:277
159:842 160:325 161:595 162:1750 163:332 164:695
165:654 166:363 167:681 168:1113 169:119 170:1418
171:187 172:65 173:1642 174:702 175:593 176:1487
177:3553 178:2087 179:796 180:1750 181:1605 182:1651
183:532 184:723 185:2095 186:2966 187:1675 188:2200
189:1484 190:7843 191:762 192:7501 193:5509 194:4061
195:3581 196:1442 197:702 198:5095 199:5447 200:6485
201:2906 202:8923 203:8862 204:4481 205:2624 206:2836
207:2870 208:3905 209:3714 210:3086 211:1748 212:2383
213:2146 214:862 215:86 216:5622 217:1699 218:609
219:330 220:1271 221:628 222:363 223:594
End of report