Routing Table Report 05:00 +10GMT Mon 23 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 585501
Prefixes after maximum aggregation (per Origin AS): 216212
Deaggregation factor: 2.71
Unique aggregates announced (without unneeded subnets): 290776
Total ASes present in the Internet Routing Table: 53742
Prefixes per ASN: 10.89
Origin-only ASes present in the Internet Routing Table: 36616
Origin ASes announcing only one prefix: 15694
Transit ASes present in the Internet Routing Table: 6339
Transit-only ASes present in the Internet Routing Table: 164
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 43
Max AS path prepend of ASN ( 55644) 33
Prefixes from unregistered ASNs in the Routing Table: 1057
Unregistered ASNs in the Routing Table: 405
Number of 32-bit ASNs allocated by the RIRs: 13976
Number of 32-bit ASNs visible in the Routing Table: 10787
Prefixes from 32-bit ASNs in the Routing Table: 42394
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: 383
Number of addresses announced to Internet: 2809145216
Equivalent to 167 /8s, 112 /16s and 39 /24s
Percentage of available address space announced: 75.9
Percentage of allocated address space announced: 75.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 192294
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 144790
Total APNIC prefixes after maximum aggregation: 41614
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 156014
Unique aggregates announced from the APNIC address blocks: 66594
APNIC Region origin ASes present in the Internet Routing Table: 5144
APNIC Prefixes per ASN: 30.33
APNIC Region origin ASes announcing only one prefix: 1190
APNIC Region transit ASes present in the Internet Routing Table: 891
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 43
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2091
Number of APNIC addresses announced to Internet: 753276864
Equivalent to 44 /8s, 230 /16s and 23 /24s
Percentage of available APNIC address space announced: 88.0
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: 180274
Total ARIN prefixes after maximum aggregation: 88843
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 185629
Unique aggregates announced from the ARIN address blocks: 87995
ARIN Region origin ASes present in the Internet Routing Table: 16336
ARIN Prefixes per ASN: 11.36
ARIN Region origin ASes announcing only one prefix: 5851
ARIN Region transit ASes present in the Internet Routing Table: 1697
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: 1215
Number of ARIN addresses announced to Internet: 1101407680
Equivalent to 65 /8s, 166 /16s and 37 /24s
Percentage of available ARIN address space announced: 58.3
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, 64198-64296, 393216-397212
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: 142039
Total RIPE prefixes after maximum aggregation: 70343
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 151298
Unique aggregates announced from the RIPE address blocks: 93916
RIPE Region origin ASes present in the Internet Routing Table: 18079
RIPE Prefixes per ASN: 8.37
RIPE Region origin ASes announcing only one prefix: 7905
RIPE Region transit ASes present in the Internet Routing Table: 2972
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4772
Number of RIPE addresses announced to Internet: 704238592
Equivalent to 41 /8s, 249 /16s and 212 /24s
Percentage of available RIPE address space announced: 102.4
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: 61638
Total LACNIC prefixes after maximum aggregation: 12125
LACNIC Deaggregation factor: 5.08
Prefixes being announced from the LACNIC address blocks: 76079
Unique aggregates announced from the LACNIC address blocks: 36133
LACNIC Region origin ASes present in the Internet Routing Table: 2474
LACNIC Prefixes per ASN: 30.75
LACNIC Region origin ASes announcing only one prefix: 570
LACNIC Region transit ASes present in the Internet Routing Table: 552
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2498
Number of LACNIC addresses announced to Internet: 171160064
Equivalent to 10 /8s, 51 /16s and 178 /24s
Percentage of available LACNIC address space announced: 102.0
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: 14166
Total AfriNIC prefixes after maximum aggregation: 3250
AfriNIC Deaggregation factor: 4.36
Prefixes being announced from the AfriNIC address blocks: 16098
Unique aggregates announced from the AfriNIC address blocks: 5795
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 21.96
AfriNIC Region origin ASes announcing only one prefix: 178
AfriNIC Region transit ASes present in the Internet Routing Table: 171
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 211
Number of AfriNIC addresses announced to Internet: 78682112
Equivalent to 4 /8s, 176 /16s and 152 /24s
Percentage of available AfriNIC address space announced: 78.2
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
7545 3385 356 221 TPG Telecom Limited
17974 2945 914 96 PT Telekomunikasi Indonesia
9829 2473 1467 464 National Internet Backbone
4766 2447 11137 826 Korea Telecom
4755 2095 432 242 TATA Communications formerly
9808 1907 8639 18 Guangdong Mobile Communicatio
9583 1511 121 565 Sify Limited
38197 1493 93 224 Sun Network (Hong Kong) Limit
9498 1441 359 120 BHARTI Airtel Ltd.
24560 1400 479 218 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 3247 2947 139 Cox Communications Inc.
6389 2299 3671 41 BellSouth.net Inc.
18566 2190 394 275 MegaPath Corporation
20115 1921 1937 404 Charter Communications
30036 1689 335 418 Mediacom Communications Corp
6983 1688 849 232 EarthLink, Inc.
209 1670 4968 770 Qwest Communications Company,
4323 1497 984 368 tw telecom holdings, inc.
11492 1291 236 581 CABLE ONE, INC.
701 1282 10717 695 MCI Communications Services,
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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2560 988 1841 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1220 997 83 France Telecom Espana SA
8551 1215 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1088 544 15 OJSC "Vimpelcom"
13188 1078 98 65 TOV "Bank-Inform"
31148 1027 47 45 Freenet Ltd.
6830 890 2719 463 Liberty Global Operations B.V
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 3477 541 152 Telmex Colombia S.A.
8151 2250 3419 566 Uninet S.A. de C.V.
7303 1510 940 234 Telecom Argentina S.A.
11830 1479 368 52 Instituto Costarricense de El
6503 1475 437 56 Axtel, S.A.B. de C.V.
6147 1172 377 27 Telefonica del Peru S.A.A.
3816 1007 480 171 COLOMBIA TELECOMUNICACIONES S
26615 1005 2325 34 Tim Celular S.A.
7738 994 1882 40 Telemar Norte Leste S.A.
11172 907 126 77 Alestra, S. de R.L. de C.V.
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 1089 402 45 Link Egypt (Link.NET)
37611 650 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
8452 509 1472 15 TE-AS
36992 509 1359 27 ETISALAT MISR
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
15399 284 35 10 Wananchi Group (Kenya) Limite
2018 256 327 74 TENET (The UNINET Project)
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 3477 541 152 Telmex Colombia S.A.
7545 3385 356 221 TPG Telecom Limited
22773 3247 2947 139 Cox Communications Inc.
17974 2945 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2560 988 1841 Akamai International B.V.
9829 2473 1467 464 National Internet Backbone
4766 2447 11137 826 Korea Telecom
6389 2299 3671 41 BellSouth.net Inc.
8151 2250 3419 566 Uninet S.A. de C.V.
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 3385 3164 TPG Telecom Limited
22773 3247 3108 Cox Communications Inc.
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2945 2849 PT Telekomunikasi Indonesia
6389 2299 2258 BellSouth.net Inc.
9829 2473 2009 National Internet Backbone
18566 2190 1915 MegaPath Corporation
9808 1907 1889 Guangdong Mobile Communicatio
4755 2095 1853 TATA Communications formerly
8151 2250 1684 Uninet S.A. de C.V.
Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 5.22.129.0/24 50463 Triple C Computation
65001 PRIVATE 5.143.176.0/20 15468 OJSC Rostelecom
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited
16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited
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
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.112.0/20 62788 >>UNKNOWN<<
23.249.144.0/20 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
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<<
41.73.7.0/24 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 /8:16 /9:13 /10:35 /11:101 /12:266
/13:511 /14:1039 /15:1763 /16:12998 /17:7519 /18:12487
/19:25561 /20:36768 /21:39195 /22:65344 /23:56529 /24:325139
/25:50 /26:30 /27:45 /28:33 /29:19 /30:36
/31:4 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2901 SaudiNet, Saudi Telecom Compa
22773 2476 3247 Cox Communications Inc.
18566 2092 2190 MegaPath Corporation
30036 1505 1689 Mediacom Communications Corp
6389 1477 2299 BellSouth.net Inc.
10620 1373 3477 Telmex Colombia S.A.
6983 1337 1688 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1194 1291 CABLE ONE, INC.
6849 968 1148 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1556 2:743 4:19 5:2058 6:31 8:932
12:1780 13:39 14:1669 15:45 16:2 17:84
18:90 20:48 22:1 23:1504 24:1776 27:2273
31:1684 32:41 33:2 34:2 35:5 36:287
37:2307 38:1215 39:25 40:91 41:2874 42:380
43:1738 44:43 45:1892 46:2481 47:78 49:1170
50:871 51:34 52:192 54:329 55:5 56:7
57:40 58:1525 59:790 60:343 61:1799 62:1516
63:1920 64:4429 65:2170 66:4247 67:2157 68:1090
69:3292 70:1103 71:475 72:1986 74:2543 75:344
76:345 77:1374 78:1243 79:815 80:1276 81:1337
82:941 83:700 84:810 85:1610 86:478 87:1089
88:561 89:1993 90:174 91:6035 92:897 93:2331
94:2325 95:2308 96:485 97:359 98:936 99:46
100:75 101:1010 103:10768 104:2458 105:125 106:399
107:1222 108:666 109:2175 110:1243 111:1639 112:1000
113:1139 114:1054 115:1650 116:1532 117:1437 118:1984
119:1613 120:935 121:1129 122:2174 123:2070 124:1516
125:1632 128:690 129:409 130:408 131:1323 132:556
133:176 134:444 135:127 136:374 137:349 138:1715
139:323 140:474 141:459 142:624 143:926 144:690
145:160 146:849 147:615 148:1476 149:509 150:645
151:882 152:610 153:280 154:626 155:925 156:499
157:434 158:335 159:1024 160:485 161:709 162:2294
163:536 164:877 165:1046 166:310 167:1146 168:1848
169:657 170:1598 171:263 172:570 173:1632 174:746
175:703 176:1736 177:3989 178:2204 179:1155 180:2066
181:1778 182:1853 183:948 184:800 185:6435 186:2987
187:2110 188:2119 189:1707 190:7748 191:1236 192:8899
193:5730 194:4379 195:3769 196:1712 197:1080 198:5513
199:5676 200:6968 201:3764 202:9404 203:9700 204:4468
205:2723 206:2892 207:3078 208:4046 209:3837 210:3371
211:1791 212:2615 213:2221 214:843 215:70 216:5780
217:1944 218:733 219:386 220:1695 221:867 222:455
223:1218
End of report