Routing Table Report 05:00 +10GMT Sat 30 May, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 536673
Prefixes after maximum aggregation (per Origin AS): 205745
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 266206
Total ASes present in the Internet Routing Table: 50329
Prefixes per ASN: 10.66
Origin-only ASes present in the Internet Routing Table: 36774
Origin ASes announcing only one prefix: 16311
Transit ASes present in the Internet Routing Table: 6093
Transit-only ASes present in the Internet Routing Table: 157
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: 1138
Unregistered ASNs in the Routing Table: 453
Number of 32-bit ASNs allocated by the RIRs: 9645
Number of 32-bit ASNs visible in the Routing Table: 7462
Prefixes from 32-bit ASNs in the Routing Table: 27287
Number of bogon 32-bit ASNs visible in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 350
Number of addresses announced to Internet: 2759625788
Equivalent to 164 /8s, 124 /16s and 140 /24s
Percentage of available address space announced: 74.5
Percentage of allocated address space announced: 74.5
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: 179987
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 129814
Total APNIC prefixes after maximum aggregation: 37944
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 136382
Unique aggregates announced from the APNIC address blocks: 57178
APNIC Region origin ASes present in the Internet Routing Table: 5017
APNIC Prefixes per ASN: 27.18
APNIC Region origin ASes announcing only one prefix: 1214
APNIC Region transit ASes present in the Internet Routing Table: 846
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: 1459
Number of APNIC addresses announced to Internet: 749058492
Equivalent to 44 /8s, 165 /16s and 185 /24s
Percentage of available APNIC address space announced: 87.5
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: 176129
Total ARIN prefixes after maximum aggregation: 87567
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 178982
Unique aggregates announced from the ARIN address blocks: 84864
ARIN Region origin ASes present in the Internet Routing Table: 16565
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6126
ARIN Region transit ASes present in the Internet Routing Table: 1663
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 457
Number of ARIN addresses announced to Internet: 1081334400
Equivalent to 64 /8s, 115 /16s and 218 /24s
Percentage of available ARIN address space announced: 57.2
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: 132087
Total RIPE prefixes after maximum aggregation: 65896
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138455
Unique aggregates announced from the RIPE address blocks: 86046
RIPE Region origin ASes present in the Internet Routing Table: 17940
RIPE Prefixes per ASN: 7.72
RIPE Region origin ASes announcing only one prefix: 8146
RIPE Region transit ASes present in the Internet Routing Table: 2876
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: 3733
Number of RIPE addresses announced to Internet: 694866944
Equivalent to 41 /8s, 106 /16s and 212 /24s
Percentage of available RIPE address space announced: 101.0
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: 59205
Total LACNIC prefixes after maximum aggregation: 11241
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 69231
Unique aggregates announced from the LACNIC address blocks: 32621
LACNIC Region origin ASes present in the Internet Routing Table: 2431
LACNIC Prefixes per ASN: 28.48
LACNIC Region origin ASes announcing only one prefix: 628
LACNIC Region transit ASes present in the Internet Routing Table: 488
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1698
Number of LACNIC addresses announced to Internet: 168340736
Equivalent to 10 /8s, 8 /16s and 173 /24s
Percentage of available LACNIC address space announced: 100.3
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: 11957
Total AfriNIC prefixes after maximum aggregation: 3054
AfriNIC Deaggregation factor: 3.92
Prefixes being announced from the AfriNIC address blocks: 13273
Unique aggregates announced from the AfriNIC address blocks: 5180
AfriNIC Region origin ASes present in the Internet Routing Table: 728
AfriNIC Prefixes per ASN: 18.23
AfriNIC Region origin ASes announcing only one prefix: 197
AfriNIC Region transit ASes present in the Internet Routing Table: 154
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: 115
Number of AfriNIC addresses announced to Internet: 65720064
Equivalent to 3 /8s, 234 /16s and 207 /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 2690 904 81 PT Telekomunikasi Indonesia
7545 2641 336 129 TPG Telecom Limited
4766 2192 11549 618 Korea Telecom
4755 2026 423 219 TATA Communications formerly
9829 1660 1330 70 National Internet Backbone
9808 1636 8639 17 Guangdong Mobile Communicatio
9583 1449 120 588 Sify Limited
9498 1328 335 100 BHARTI Airtel Ltd.
24560 1239 416 184 Bharti Airtel Ltd., Telemedia
17488 1212 213 268 Hathway IP Over Cable Interne
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 3048 2959 142 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
18566 2047 379 189 MegaPath Corporation
20115 1878 1849 423 Charter Communications
6983 1748 866 244 EarthLink, Inc.
4323 1617 1054 411 tw telecom holdings, inc.
30036 1543 314 474 Mediacom Communications Corp
701 1382 11322 673 MCI Communications Services,
22561 1361 414 250 CenturyTel Internet Holdings,
7018 1198 19052 842 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 2473 132 7 SaudiNet, Saudi Telecom Compa
34984 2028 305 356 TELLCOM ILETISIM HIZMETLERI A
20940 1919 755 1404 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1089 544 15 OJSC "Vimpelcom"
31148 1049 45 23 Freenet Ltd.
13188 1040 97 70 TOV "Bank-Inform"
12479 944 868 72 France Telecom Espana SA
6830 907 2693 467 Liberty Global Operations B.V
8551 873 376 52 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 3237 530 203 Telmex Colombia S.A.
28573 2277 2179 139 NET Serviços de Comunicação S
7303 1667 1046 239 Telecom Argentina S.A.
8151 1658 3255 463 Uninet S.A. de C.V.
6147 1632 374 30 Telefonica del Peru S.A.A.
6503 1247 437 57 Axtel, S.A.B. de C.V.
26615 1074 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 933 424 154 COLOMBIA TELECOMUNICACIONES S
18881 869 1036 22 Global Village Telecom
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 895 280 37 Link Egypt (Link.NET)
8452 839 958 13 TE-AS
36903 504 254 98 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 13 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 12 Cote d'Ivoire Telecom
37054 199 19 6 Data Telecom Service
36947 190 807 13 Telecom Algeria
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 3237 530 203 Telmex Colombia S.A.
22773 3048 2959 142 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
17974 2690 904 81 PT Telekomunikasi Indonesia
7545 2641 336 129 TPG Telecom Limited
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
28573 2277 2179 139 NET Serviços de Comunicação S
4766 2192 11549 618 Korea Telecom
18566 2047 379 189 MegaPath Corporation
34984 2028 305 356 TELLCOM ILETISIM HIZMETLERI A
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 3048 2906 Cox Communications Inc.
6389 2796 2745 BellSouth.net Inc.
17974 2690 2609 PT Telekomunikasi Indonesia
7545 2641 2512 TPG Telecom Limited
39891 2473 2466 SaudiNet, Saudi Telecom Compa
28573 2277 2138 NET Serviços de Comunicação S
18566 2047 1858 MegaPath Corporation
4755 2026 1807 TATA Communications formerly
34984 2028 1672 TELLCOM ILETISIM HIZMETLERI A
9808 1636 1619 Guangdong Mobile Communicatio
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<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 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 /9:12 /10:33 /11:94 /12:264
/13:505 /14:1008 /15:1724 /16:12937 /17:7201 /18:12097
/19:25159 /20:35495 /21:37960 /22:59707 /23:50791 /24:291410
/25:60 /26:32 /27:53 /28:34 /29:31 /30:49
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2255 3048 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1639 2796 BellSouth.net Inc.
6983 1396 1748 EarthLink, Inc.
30036 1379 1543 Mediacom Communications Corp
34984 1322 2028 TELLCOM ILETISIM HIZMETLERI A
6147 1183 1632 Telefonica del Peru S.A.A.
10620 1136 3237 Telmex Colombia S.A.
11492 1111 1192 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1459 2:679 4:18 5:1812 6:25 8:815
11:1 12:1832 13:10 14:1342 15:17 16:2
17:43 18:22 20:48 23:1233 24:1706 27:1920
31:1596 32:38 33:2 34:4 35:3 36:113
37:1921 38:1026 39:6 40:251 41:2661 42:277
43:1271 44:25 45:649 46:2194 47:42 49:874
50:809 52:12 54:73 55:6 56:8 57:39
58:1275 59:691 60:478 61:1723 62:1315 63:1896
64:4402 65:2271 66:4081 67:2055 68:1060 69:3264
70:980 71:445 72:1978 74:2644 75:335 76:422
77:1389 78:1237 79:805 80:1339 81:1302 82:812
83:698 84:711 85:1403 86:392 87:1040 88:520
89:1840 90:151 91:5966 92:845 93:2211 94:2075
95:2173 96:430 97:354 98:1051 99:49 100:68
101:822 103:7429 104:1784 105:62 106:225 107:978
108:624 109:2053 110:1105 111:1477 112:806 113:1067
114:836 115:1304 116:1339 117:1060 118:1736 119:1426
120:460 121:1066 122:2072 123:1843 124:1456 125:1585
128:604 129:375 130:385 131:1173 132:441 133:178
134:401 135:108 136:328 137:306 138:777 139:200
140:211 141:447 142:646 143:505 144:569 145:116
146:714 147:583 148:1088 149:406 150:565 151:606
152:483 153:244 154:488 155:863 156:403 157:463
158:339 159:918 160:381 161:659 162:1940 163:403
164:652 165:688 166:304 167:834 168:1291 169:170
170:1467 171:236 172:67 173:1545 174:715 175:690
176:1304 177:3689 178:2142 179:922 180:1918 181:1674
182:1740 183:654 184:756 185:3572 186:2655 187:1753
188:2040 189:1582 190:7680 191:996 192:8304 193:5590
194:4140 195:3630 196:1471 197:961 198:5447 199:5492
200:6635 201:3091 202:9070 203:9152 204:4604 205:2793
206:2965 207:2882 208:3959 209:3914 210:3216 211:1767
212:2519 213:2309 214:860 215:73 216:5720 217:1807
218:665 219:327 220:1464 221:773 222:382 223:701
End of report