Routing Table Report 09:00 +10GMT Thu 25 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 502986
Prefixes after maximum aggregation: 196725
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 251339
Total ASes present in the Internet Routing Table: 47947
Prefixes per ASN: 10.49
Origin-only ASes present in the Internet Routing Table: 36194
Origin ASes announcing only one prefix: 16353
Transit ASes present in the Internet Routing Table: 5981
Transit-only ASes present in the Internet Routing Table: 154
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 85
Max AS path prepend of ASN ( 55644) 83
Prefixes from unregistered ASNs in the Routing Table: 1568
Unregistered ASNs in the Routing Table: 406
Number of 32-bit ASNs allocated by the RIRs: 7486
Number of 32-bit ASNs visible in the Routing Table: 5772
Prefixes from 32-bit ASNs in the Routing Table: 20155
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 357
Number of addresses announced to Internet: 2706716612
Equivalent to 161 /8s, 85 /16s and 55 /24s
Percentage of available address space announced: 73.1
Percentage of allocated address space announced: 73.1
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: 172252
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 119211
Total APNIC prefixes after maximum aggregation: 35510
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 122956
Unique aggregates announced from the APNIC address blocks: 52876
APNIC Region origin ASes present in the Internet Routing Table: 4949
APNIC Prefixes per ASN: 24.84
APNIC Region origin ASes announcing only one prefix: 1228
APNIC Region transit ASes present in the Internet Routing Table: 830
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 85
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1111
Number of APNIC addresses announced to Internet: 733426180
Equivalent to 43 /8s, 183 /16s and 50 /24s
Percentage of available APNIC address space announced: 85.7
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: 168334
Total ARIN prefixes after maximum aggregation: 84488
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 170401
Unique aggregates announced from the ARIN address blocks: 80533
ARIN Region origin ASes present in the Internet Routing Table: 16299
ARIN Prefixes per ASN: 10.45
ARIN Region origin ASes announcing only one prefix: 6076
ARIN Region transit ASes present in the Internet Routing Table: 1607
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 31
Number of ARIN region 32-bit ASNs visible in the Routing Table: 208
Number of ARIN addresses announced to Internet: 1083512832
Equivalent to 64 /8s, 149 /16s and 24 /24s
Percentage of available ARIN address space announced: 57.3
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: 124713
Total RIPE prefixes after maximum aggregation: 63268
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 129794
Unique aggregates announced from the RIPE address blocks: 82582
RIPE Region origin ASes present in the Internet Routing Table: 17699
RIPE Prefixes per ASN: 7.33
RIPE Region origin ASes announcing only one prefix: 8196
RIPE Region transit ASes present in the Internet Routing Table: 2861
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3070
Number of RIPE addresses announced to Internet: 658938560
Equivalent to 39 /8s, 70 /16s and 154 /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: 59232
Total LACNIC prefixes after maximum aggregation: 10583
LACNIC Deaggregation factor: 5.60
Prefixes being announced from the LACNIC address blocks: 67360
Unique aggregates announced from the LACNIC address blocks: 30311
LACNIC Region origin ASes present in the Internet Routing Table: 2307
LACNIC Prefixes per ASN: 29.20
LACNIC Region origin ASes announcing only one prefix: 638
LACNIC Region transit ASes present in the Internet Routing Table: 449
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1326
Number of LACNIC addresses announced to Internet: 170823936
Equivalent to 10 /8s, 46 /16s and 145 /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: 11276
Total AfriNIC prefixes after maximum aggregation: 2831
AfriNIC Deaggregation factor: 3.98
Prefixes being announced from the AfriNIC address blocks: 12118
Unique aggregates announced from the AfriNIC address blocks: 4722
AfriNIC Region origin ASes present in the Internet Routing Table: 737
AfriNIC Prefixes per ASN: 16.44
AfriNIC Region origin ASes announcing only one prefix: 215
AfriNIC Region transit ASes present in the Internet Routing Table: 153
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: 57
Number of AfriNIC addresses announced to Internet: 59720192
Equivalent to 3 /8s, 143 /16s and 66 /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 2213 336 120 TPG Telecom Limited
4755 1903 413 192 TATA Communications formerly
9829 1633 1306 38 National Internet Backbone
9583 1357 107 559 Sify Limited
9498 1294 333 85 BHARTI Airtel Ltd.
9808 1248 6575 14 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/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2902 2940 142 Cox Communications Inc.
6389 2896 3688 51 BellSouth.net Inc.
18566 2046 379 181 MegaPath Corporation
20115 1796 1780 489 Charter Communications
7029 1794 1976 337 Windstream Communications Inc
4323 1641 1083 410 tw telecom holdings, inc.
30036 1523 320 580 Mediacom Communications Corp
6983 1499 817 312 ITC^Deltacom
701 1435 11242 716 MCI Communications Services,
22561 1308 408 237 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 1817 299 286 TELLCOM ILETISIM HIZMETLERI A
20940 1476 576 1082 Akamai International B.V.
8402 1396 544 15 OJSC "Vimpelcom"
13188 1043 98 45 TOV "Bank-Inform"
31148 1043 45 21 Freenet Ltd.
8551 943 371 46 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/us/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2990 2311 110 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
18881 2108 1036 22 Global Village Telecom
6147 1804 374 30 Telefonica del Peru S.A.A.
7303 1757 1167 233 Telecom Argentina S.A.
8151 1458 2992 430 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/us/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 558 958 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/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2990 2311 110 NET Serviços de Comunicação S
10620 2963 480 277 Telmex Colombia S.A.
22773 2902 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 2213 336 120 TPG Telecom Limited
18881 2108 1036 22 Global Village Telecom
18566 2046 379 181 MegaPath Corporation
4755 1903 413 192 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2896 2845 BellSouth.net Inc.
22773 2902 2760 Cox Communications Inc.
17974 2815 2741 PT Telekomunikasi Indonesia
10620 2963 2686 Telmex Colombia S.A.
7545 2213 2093 TPG Telecom Limited
18881 2108 2086 Global Village Telecom
18566 2046 1865 MegaPath Corporation
6147 1804 1774 Telefonica del Peru S.A.A.
4755 1903 1711 TATA Communications formerly
4766 2226 1596 Korea Telecom
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
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 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
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/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 /10:30 /11:90 /12:262
/13:504 /14:994 /15:1700 /16:12962 /17:6983 /18:11511
/19:24216 /20:34917 /21:37184 /22:54014 /23:47375 /24:269958
/25:48 /26:45 /27:14 /28:15 /29:8 /30:10
/31:1 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2135 2902 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1675 2896 BellSouth.net Inc.
30036 1368 1523 Mediacom Communications Corp
6147 1365 1804 Telefonica del Peru S.A.A.
6983 1193 1499 ITC^Deltacom
34984 1137 1817 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1173 CABLE ONE, INC.
8402 1077 1396 OJSC "Vimpelcom"
10620 1043 2963 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1342 2:657 3:3 4:18 5:1140 6:20
8:749 12:1852 13:4 14:1054 15:17 16:2
17:42 18:21 20:51 23:922 24:1755 27:1782
31:1411 32:39 33:2 34:5 36:155 37:1782
38:991 39:11 40:220 41:2596 42:268 43:368
44:16 45:68 46:2150 47:25 49:734 50:805
52:12 54:52 55:6 56:6 57:31 58:1165
59:650 60:418 61:1667 62:1257 63:1823 64:4375
65:2289 66:4180 67:2042 68:1043 69:3243 70:860
71:461 72:1996 74:2578 75:352 76:401 77:1602
78:858 79:713 80:1335 81:1206 82:757 83:776
84:732 85:1324 86:446 87:1165 88:468 89:1749
90:138 91:5734 92:757 93:1792 94:2068 95:1280
96:427 97:342 98:1097 99:48 100:66 101:718
103:5615 104:273 105:136 106:184 107:636 108:552
109:1970 110:1022 111:1377 112:699 113:878 114:778
115:1192 116:1078 117:977 118:1565 119:1389 120:419
121:964 122:2114 123:1600 124:1389 125:1573 128:554
129:334 130:341 131:808 132:387 133:165 134:311
135:78 136:305 137:280 138:378 139:182 140:193
141:401 142:567 143:451 144:502 145:110 146:673
147:535 148:899 149:376 150:485 151:706 152:466
153:240 154:354 155:541 156:367 157:328 158:276
159:842 160:325 161:594 162:1757 163:332 164:691
165:653 166:362 167:681 168:1113 169:116 170:1418
171:188 172:65 173:1640 174:704 175:592 176:1487
177:3545 178:2083 179:796 180:1746 181:1605 182:1643
183:537 184:724 185:2091 186:2954 187:1690 188:2203
189:1488 190:7845 191:762 192:7503 193:5500 194:4046
195:3572 196:1425 197:664 198:5096 199:5449 200:6481
201:2894 202:8902 203:8855 204:4487 205:2621 206:2819
207:2854 208:3911 209:3689 210:3083 211:1747 212:2347
213:2144 214:862 215:86 216:5612 217:1693 218:606
219:329 220:1269 221:628 222:363 223:594
End of report