Routing Table Report 05:00 +10GMT Sun 28 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 541291
Prefixes after maximum aggregation (per Origin AS): 206427
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 267982
Total ASes present in the Internet Routing Table: 50608
Prefixes per ASN: 10.70
Origin-only ASes present in the Internet Routing Table: 36778
Origin ASes announcing only one prefix: 16266
Transit ASes present in the Internet Routing Table: 6123
Transit-only ASes present in the Internet Routing Table: 158
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 55
Max AS path prepend of ASN ( 55944) 51
Prefixes from unregistered ASNs in the Routing Table: 1181
Unregistered ASNs in the Routing Table: 450
Number of 32-bit ASNs allocated by the RIRs: 9996
Number of 32-bit ASNs visible in the Routing Table: 7707
Prefixes from 32-bit ASNs in the Routing Table: 28473
Number of bogon 32-bit ASNs visible in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 405
Number of addresses announced to Internet: 2781191484
Equivalent to 165 /8s, 197 /16s and 157 /24s
Percentage of available address space announced: 75.1
Percentage of allocated address space announced: 75.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.4
Total number of prefixes smaller than registry allocations: 181536
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 130493
Total APNIC prefixes after maximum aggregation: 38207
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 137439
Unique aggregates announced from the APNIC address blocks: 57580
APNIC Region origin ASes present in the Internet Routing Table: 5030
APNIC Prefixes per ASN: 27.32
APNIC Region origin ASes announcing only one prefix: 1216
APNIC Region transit ASes present in the Internet Routing Table: 851
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1522
Number of APNIC addresses announced to Internet: 749898940
Equivalent to 44 /8s, 178 /16s and 140 /24s
Percentage of available APNIC address space announced: 87.6
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 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: 177071
Total ARIN prefixes after maximum aggregation: 87512
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 179697
Unique aggregates announced from the ARIN address blocks: 85140
ARIN Region origin ASes present in the Internet Routing Table: 16556
ARIN Prefixes per ASN: 10.85
ARIN Region origin ASes announcing only one prefix: 6117
ARIN Region transit ASes present in the Internet Routing Table: 1676
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 507
Number of ARIN addresses announced to Internet: 1101090176
Equivalent to 65 /8s, 161 /16s and 77 /24s
Percentage of available ARIN address space announced: 58.2
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, 64198-64296, 393216-395164
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: 133154
Total RIPE prefixes after maximum aggregation: 66214
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 139559
Unique aggregates announced from the RIPE address blocks: 86641
RIPE Region origin ASes present in the Internet Routing Table: 17954
RIPE Prefixes per ASN: 7.77
RIPE Region origin ASes announcing only one prefix: 8120
RIPE Region transit ASes present in the Internet Routing Table: 2886
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3796
Number of RIPE addresses announced to Internet: 695954944
Equivalent to 41 /8s, 123 /16s and 110 /24s
Percentage of available RIPE address space announced: 101.2
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, 196608-204287
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: 59873
Total LACNIC prefixes after maximum aggregation: 11361
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 70384
Unique aggregates announced from the LACNIC address blocks: 33020
LACNIC Region origin ASes present in the Internet Routing Table: 2437
LACNIC Prefixes per ASN: 28.88
LACNIC Region origin ASes announcing only one prefix: 619
LACNIC Region transit ASes present in the Internet Routing Table: 490
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1755
Number of LACNIC addresses announced to Internet: 168045056
Equivalent to 10 /8s, 4 /16s and 42 /24s
Percentage of available LACNIC address space announced: 100.2
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: 12003
Total AfriNIC prefixes after maximum aggregation: 3085
AfriNIC Deaggregation factor: 3.89
Prefixes being announced from the AfriNIC address blocks: 13807
Unique aggregates announced from the AfriNIC address blocks: 5234
AfriNIC Region origin ASes present in the Internet Routing Table: 734
AfriNIC Prefixes per ASN: 18.81
AfriNIC Region origin ASes announcing only one prefix: 194
AfriNIC Region transit ASes present in the Internet Routing Table: 159
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 127
Number of AfriNIC addresses announced to Internet: 65704960
Equivalent to 3 /8s, 234 /16s and 148 /24s
Percentage of available AfriNIC address space announced: 65.3
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 2698 904 78 PT Telekomunikasi Indonesia
7545 2641 336 127 TPG Telecom Limited
4766 2220 11296 642 Korea Telecom
4755 2027 423 222 TATA Communications formerly
9829 1766 1353 122 National Internet Backbone
9808 1500 8639 17 Guangdong Mobile Communicatio
9583 1490 118 573 Sify Limited
9498 1354 336 105 BHARTI Airtel Ltd.
38197 1290 78 143 Sun Network (Hong Kong) Limit
24560 1240 418 186 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3185 2960 142 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
18566 2054 380 195 MegaPath Corporation
20115 1865 1855 416 Charter Communications
6983 1748 850 243 EarthLink, Inc.
4323 1614 1054 411 tw telecom holdings, inc.
30036 1567 320 442 Mediacom Communications Corp
701 1386 11371 671 MCI Communications Services,
22561 1383 415 257 CenturyTel Internet Holdings,
7018 1199 19053 851 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
34984 2138 305 364 TELLCOM ILETISIM HIZMETLERI A
20940 1978 773 1438 Akamai International B.V.
6849 1209 355 21 JSC "Ukrtelecom"
13188 1052 97 73 TOV "Bank-Inform"
31148 1048 45 23 Freenet Ltd.
8402 995 544 15 OJSC "Vimpelcom"
12479 950 869 74 France Telecom Espana SA
6830 913 2694 469 Liberty Global Operations B.V
8551 885 376 53 Bezeq International-Ltd
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3256 532 238 Telmex Colombia S.A.
28573 2277 2170 113 NET Serviços de Comunicação S
8151 1688 3253 473 Uninet S.A. de C.V.
7303 1633 1005 238 Telecom Argentina S.A.
6147 1568 372 43 Telefonica del Peru S.A.A.
6503 1266 437 57 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 955 428 162 COLOMBIA TELECOMUNICACIONES S
11830 901 364 15 Instituto Costarricense de El
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 876 280 26 Link Egypt (Link.NET)
8452 817 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 13 Cote d'Ivoire Telecom
36947 191 807 13 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3256 532 238 Telmex Colombia S.A.
22773 3185 2960 142 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
17974 2698 904 78 PT Telekomunikasi Indonesia
7545 2641 336 127 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2277 2170 113 NET Serviços de Comunicação S
4766 2220 11296 642 Korea Telecom
34984 2138 305 364 TELLCOM ILETISIM HIZMETLERI A
18566 2054 380 195 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3185 3043 Cox Communications Inc.
6389 2792 2741 BellSouth.net Inc.
17974 2698 2620 PT Telekomunikasi Indonesia
7545 2641 2514 TPG Telecom Limited
39891 2472 2466 SaudiNet, Saudi Telecom Compa
28573 2277 2164 NET Serviços de Comunicação S
18566 2054 1859 MegaPath Corporation
4755 2027 1805 TATA Communications formerly
34984 2138 1774 TELLCOM ILETISIM HIZMETLERI A
9829 1766 1644 National Internet Backbone
Complete listing at http://thyme.rand.apnic.net/au/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
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
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 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
17033 UNALLOCATED 12.3.33.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.226.112.0/20 62788 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.3.0/24 37004 >>UNKNOWN<<
41.73.4.0/24 37004 >>UNKNOWN<<
41.73.5.0/24 37004 >>UNKNOWN<<
41.73.6.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/au/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 /9:13 /10:35 /11:96 /12:263
/13:506 /14:1009 /15:1725 /16:12923 /17:7220 /18:12129
/19:25196 /20:35587 /21:38013 /22:60166 /23:51141 /24:294992
/25:60 /26:30 /27:53 /28:34 /29:33 /30:47
/31:3 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2385 3185 Cox Communications Inc.
18566 2003 2054 MegaPath Corporation
6389 1640 2792 BellSouth.net Inc.
6983 1396 1748 EarthLink, Inc.
34984 1395 2138 TELLCOM ILETISIM HIZMETLERI A
30036 1389 1567 Mediacom Communications Corp
10620 1146 3256 Telmex Colombia S.A.
6147 1122 1568 Telefonica del Peru S.A.A.
11492 1108 1191 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1466 2:682 4:18 5:1861 6:25 8:821
11:1 12:1823 13:14 14:1358 15:16 16:2
17:42 18:22 20:48 23:1249 24:1735 27:1944
31:1611 32:38 33:2 34:4 35:3 36:137
37:1998 38:1039 39:6 40:83 41:2704 42:297
43:1340 44:28 45:835 46:2294 47:45 49:900
50:808 52:12 54:77 55:5 56:6 57:40
58:1297 59:692 60:480 61:1721 62:1329 63:1890
64:4440 65:2270 66:4044 67:2072 68:1065 69:3246
70:1024 71:449 72:1961 74:2660 75:336 76:425
77:1266 78:1165 79:807 80:1358 81:1304 82:823
83:719 84:710 85:1400 86:431 87:1037 88:533
89:1876 90:152 91:6004 92:867 93:2245 94:2061
95:2170 96:426 97:349 98:1056 99:53 100:72
101:838 103:7722 104:1837 105:60 106:239 107:990
108:629 109:2082 110:1131 111:1449 112:821 113:1090
114:829 115:1297 116:1356 117:1057 118:1777 119:1446
120:475 121:1071 122:2142 123:1909 124:1466 125:1609
128:579 129:379 130:392 131:1199 132:439 133:177
134:393 135:95 136:328 137:314 138:919 139:201
140:211 141:446 142:651 143:493 144:545 145:123
146:726 147:576 148:1208 149:416 150:558 151:670
152:518 153:246 154:455 155:867 156:429 157:419
158:344 159:910 160:384 161:658 162:1948 163:413
164:664 165:689 166:311 167:838 168:1314 169:175
170:1467 171:235 172:248 173:1535 174:719 175:694
176:1354 177:3789 178:2156 179:924 180:1930 181:1685
182:1760 183:626 184:759 185:3740 186:2674 187:1758
188:2048 189:1590 190:7822 191:1028 192:8439 193:5612
194:4168 195:3669 196:1975 197:976 198:5456 199:5466
200:6660 201:3237 202:9020 203:9166 204:4634 205:2814
206:2938 207:2907 208:3984 209:3924 210:3261 211:1781
212:2529 213:2335 214:836 215:73 216:5738 217:1806
218:681 219:330 220:1452 221:775 222:396 223:747
End of report