Routing Table Report 05:00 +10GMT Fri 27 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 586255
Prefixes after maximum aggregation (per Origin AS): 216579
Deaggregation factor: 2.71
Unique aggregates announced (without unneeded subnets): 291422
Total ASes present in the Internet Routing Table: 53800
Prefixes per ASN: 10.90
Origin-only ASes present in the Internet Routing Table: 36592
Origin ASes announcing only one prefix: 15672
Transit ASes present in the Internet Routing Table: 6367
Transit-only ASes present in the Internet Routing Table: 168
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: 1048
Unregistered ASNs in the Routing Table: 408
Number of 32-bit ASNs allocated by the RIRs: 14022
Number of 32-bit ASNs visible in the Routing Table: 10841
Prefixes from 32-bit ASNs in the Routing Table: 42554
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 372
Number of addresses announced to Internet: 2807770480
Equivalent to 167 /8s, 91 /16s and 45 /24s
Percentage of available address space announced: 75.8
Percentage of allocated address space announced: 75.8
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: 192487
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 145242
Total APNIC prefixes after maximum aggregation: 41706
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 156535
Unique aggregates announced from the APNIC address blocks: 66964
APNIC Region origin ASes present in the Internet Routing Table: 5147
APNIC Prefixes per ASN: 30.41
APNIC Region origin ASes announcing only one prefix: 1188
APNIC Region transit ASes present in the Internet Routing Table: 893
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: 2095
Number of APNIC addresses announced to Internet: 753480880
Equivalent to 44 /8s, 233 /16s and 52 /24s
Percentage of available APNIC address space announced: 88.1
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: 180526
Total ARIN prefixes after maximum aggregation: 89003
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 185943
Unique aggregates announced from the ARIN address blocks: 88163
ARIN Region origin ASes present in the Internet Routing Table: 16337
ARIN Prefixes per ASN: 11.38
ARIN Region origin ASes announcing only one prefix: 5846
ARIN Region transit ASes present in the Internet Routing Table: 1704
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: 1226
Number of ARIN addresses announced to Internet: 1099657152
Equivalent to 65 /8s, 139 /16s and 111 /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, 393216-397212
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: 142194
Total RIPE prefixes after maximum aggregation: 70466
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 151474
Unique aggregates announced from the RIPE address blocks: 94014
RIPE Region origin ASes present in the Internet Routing Table: 18072
RIPE Prefixes per ASN: 8.38
RIPE Region origin ASes announcing only one prefix: 7882
RIPE Region transit ASes present in the Internet Routing Table: 2978
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: 4795
Number of RIPE addresses announced to Internet: 704283136
Equivalent to 41 /8s, 250 /16s and 130 /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: 61458
Total LACNIC prefixes after maximum aggregation: 12151
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 75927
Unique aggregates announced from the LACNIC address blocks: 36123
LACNIC Region origin ASes present in the Internet Routing Table: 2475
LACNIC Prefixes per ASN: 30.68
LACNIC Region origin ASes announcing only one prefix: 576
LACNIC Region transit ASes present in the Internet Routing Table: 554
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: 2507
Number of LACNIC addresses announced to Internet: 171125504
Equivalent to 10 /8s, 51 /16s and 43 /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: 14075
Total AfriNIC prefixes after maximum aggregation: 3216
AfriNIC Deaggregation factor: 4.38
Prefixes being announced from the AfriNIC address blocks: 16004
Unique aggregates announced from the AfriNIC address blocks: 5819
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 21.77
AfriNIC Region origin ASes announcing only one prefix: 180
AfriNIC Region transit ASes present in the Internet Routing Table: 175
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 218
Number of AfriNIC addresses announced to Internet: 78788352
Equivalent to 4 /8s, 178 /16s and 55 /24s
Percentage of available AfriNIC address space announced: 78.3
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
7545 3395 356 225 TPG Telecom Limited
17974 2945 914 96 PT Telekomunikasi Indonesia
9829 2514 1478 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
4755 2092 431 240 TATA Communications formerly
9808 1956 8651 32 Guangdong Mobile Communicatio
9583 1508 121 563 Sify Limited
38197 1501 93 226 Sun Network (Hong Kong) Limit
9498 1441 359 120 BHARTI Airtel Ltd.
24560 1389 480 210 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 3332 2947 140 Cox Communications Inc.
6389 2298 3671 41 BellSouth.net Inc.
18566 2190 394 275 MegaPath Corporation
20115 1922 1938 405 Charter Communications
209 1695 4970 772 Qwest Communications Company,
6983 1689 849 232 EarthLink, Inc.
30036 1680 332 432 Mediacom Communications Corp
4323 1494 984 366 tw telecom holdings, inc.
701 1283 10717 696 MCI Communications Services,
11492 1283 234 584 CABLE ONE, 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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2595 1003 1862 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1229 998 88 France Telecom Espana SA
8551 1196 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1129 544 15 OJSC "Vimpelcom"
13188 1078 98 65 TOV "Bank-Inform"
31148 1028 47 44 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 3471 540 161 Telmex Colombia S.A.
8151 2251 3419 573 Uninet S.A. de C.V.
7303 1511 940 234 Telecom Argentina S.A.
11830 1478 368 51 Instituto Costarricense de El
6503 1475 437 56 Axtel, S.A.B. de C.V.
6147 1111 377 27 Telefonica del Peru S.A.A.
3816 1008 480 172 COLOMBIA TELECOMUNICACIONES S
26615 1007 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 1082 402 45 Link Egypt (Link.NET)
37611 649 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
36992 509 1359 27 ETISALAT MISR
8452 490 1472 15 TE-AS
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
15399 285 35 10 Wananchi Group (Kenya) Limite
2018 257 327 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 3471 540 161 Telmex Colombia S.A.
7545 3395 356 225 TPG Telecom Limited
22773 3332 2947 140 Cox Communications Inc.
17974 2945 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2595 1003 1862 Akamai International B.V.
9829 2514 1478 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
6389 2298 3671 41 BellSouth.net Inc.
8151 2251 3419 573 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
22773 3332 3192 Cox Communications Inc.
7545 3395 3170 TPG Telecom Limited
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2945 2849 PT Telekomunikasi Indonesia
6389 2298 2257 BellSouth.net Inc.
9829 2514 2017 National Internet Backbone
9808 1956 1924 Guangdong Mobile Communicatio
18566 2190 1915 MegaPath Corporation
4755 2092 1852 TATA Communications formerly
8151 2251 1678 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
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 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
27205 UNALLOCATED 8.38.16.0/22 32787 Prolexic Technologie
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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<<
41.73.8.0/24 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
/13:514 /14:1040 /15:1765 /16:13001 /17:7514 /18:12473
/19:25579 /20:36808 /21:39205 /22:65471 /23:56484 /24:325753
/25:49 /26:30 /27:45 /28:33 /29:19 /30:37
/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 2559 3332 Cox Communications Inc.
18566 2092 2190 MegaPath Corporation
30036 1496 1680 Mediacom Communications Corp
6389 1476 2298 BellSouth.net Inc.
10620 1376 3471 Telmex Colombia S.A.
6983 1339 1689 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1186 1283 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)
----------------------------------------------
1:1557 2:747 4:19 5:2067 6:31 8:939
12:1779 13:39 14:1672 15:45 16:2 17:84
18:90 20:48 22:1 23:1518 24:1759 27:2284
31:1766 32:41 33:2 34:2 35:5 36:292
37:2232 38:1218 39:25 40:91 41:2874 42:386
43:1736 44:43 45:1941 46:2471 47:78 49:1168
50:872 51:33 52:202 54:331 55:6 56:7
57:40 58:1514 59:796 60:343 61:1794 62:1497
63:1935 64:4444 65:2169 66:4248 67:2191 68:1093
69:3287 70:1158 71:476 72:1999 74:2536 75:346
76:349 77:1376 78:1295 79:830 80:1274 81:1348
82:933 83:696 84:817 85:1613 86:479 87:1087
88:562 89:2000 90:172 91:6032 92:911 93:2327
94:2383 95:2313 96:500 97:359 98:938 99:46
100:75 101:1012 103:10830 104:2455 105:125 106:405
107:1224 108:664 109:2181 110:1236 111:1638 112:1009
113:1166 114:1057 115:1650 116:1535 117:1441 118:1991
119:1607 120:951 121:1126 122:2173 123:2076 124:1521
125:1633 128:693 129:391 130:411 131:1338 132:556
133:176 134:443 135:127 136:371 137:343 138:1726
139:322 140:474 141:459 142:625 143:895 144:694
145:159 146:843 147:621 148:1476 149:507 150:641
151:883 152:610 153:280 154:625 155:931 156:502
157:446 158:337 159:1022 160:489 161:715 162:2296
163:533 164:866 165:1042 166:310 167:1148 168:1868
169:667 170:1611 171:263 172:575 173:1640 174:746
175:709 176:1737 177:4035 178:2202 179:1142 180:2061
181:1763 182:1831 183:978 184:807 185:6497 186:2971
187:2128 188:2108 189:1700 190:7669 191:1244 192:8898
193:5736 194:4380 195:3760 196:1673 197:1085 198:5511
199:5678 200:6953 201:3735 202:9476 203:9697 204:4474
205:2726 206:2896 207:3090 208:4046 209:3857 210:3375
211:1790 212:2575 213:2227 214:861 215:71 216:5793
217:1958 218:733 219:386 220:1701 221:865 222:455
223:1224
End of report