Routing Table Report 06:00 +10GMT Sat 30 May, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/hk/
Analysis Summary
----------------
BGP routing table entries examined: 537109
Prefixes after maximum aggregation (per Origin AS): 206195
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 265986
Total ASes present in the Internet Routing Table: 50333
Prefixes per ASN: 10.67
Origin-only ASes present in the Internet Routing Table: 36745
Origin ASes announcing only one prefix: 16305
Transit ASes present in the Internet Routing Table: 6141
Transit-only ASes present in the Internet Routing Table: 162
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 42
Max AS path prepend of ASN ( 12486) 32
Prefixes from unregistered ASNs in the Routing Table: 1034
Unregistered ASNs in the Routing Table: 397
Number of 32-bit ASNs allocated by the RIRs: 9645
Number of 32-bit ASNs visible in the Routing Table: 7447
Prefixes from 32-bit ASNs in the Routing Table: 26987
Number of bogon 32-bit ASNs visible in the Routing Table: 5
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 353
Number of addresses announced to Internet: 2758673409
Equivalent to 164 /8s, 110 /16s and 4 /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: 179670
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 130467
Total APNIC prefixes after maximum aggregation: 38115
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 136702
Unique aggregates announced from the APNIC address blocks: 57209
APNIC Region origin ASes present in the Internet Routing Table: 5026
APNIC Prefixes per ASN: 27.20
APNIC Region origin ASes announcing only one prefix: 1220
APNIC Region transit ASes present in the Internet Routing Table: 852
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1452
Number of APNIC addresses announced to Internet: 748896513
Equivalent to 44 /8s, 163 /16s and 65 /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: 176468
Total ARIN prefixes after maximum aggregation: 87699
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 179379
Unique aggregates announced from the ARIN address blocks: 84753
ARIN Region origin ASes present in the Internet Routing Table: 16579
ARIN Prefixes per ASN: 10.82
ARIN Region origin ASes announcing only one prefix: 6120
ARIN Region transit ASes present in the Internet Routing Table: 1667
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 460
Number of ARIN addresses announced to Internet: 1080747520
Equivalent to 64 /8s, 106 /16s and 230 /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: 132025
Total RIPE prefixes after maximum aggregation: 65925
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138346
Unique aggregates announced from the RIPE address blocks: 86023
RIPE Region origin ASes present in the Internet Routing Table: 17937
RIPE Prefixes per ASN: 7.71
RIPE Region origin ASes announcing only one prefix: 8143
RIPE Region transit ASes present in the Internet Routing Table: 2911
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3734
Number of RIPE addresses announced to Internet: 694801920
Equivalent to 41 /8s, 105 /16s and 214 /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: 59136
Total LACNIC prefixes after maximum aggregation: 11357
LACNIC Deaggregation factor: 5.21
Prefixes being announced from the LACNIC address blocks: 69073
Unique aggregates announced from the LACNIC address blocks: 32507
LACNIC Region origin ASes present in the Internet Routing Table: 2426
LACNIC Prefixes per ASN: 28.47
LACNIC Region origin ASes announcing only one prefix: 626
LACNIC Region transit ASes present in the Internet Routing Table: 492
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1687
Number of LACNIC addresses announced to Internet: 168296192
Equivalent to 10 /8s, 7 /16s and 255 /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: 11944
Total AfriNIC prefixes after maximum aggregation: 3056
AfriNIC Deaggregation factor: 3.91
Prefixes being announced from the AfriNIC address blocks: 13255
Unique aggregates announced from the AfriNIC address blocks: 5174
AfriNIC Region origin ASes present in the Internet Routing Table: 727
AfriNIC Prefixes per ASN: 18.23
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 154
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 114
Number of AfriNIC addresses announced to Internet: 65619712
Equivalent to 3 /8s, 233 /16s and 71 /24s
Percentage of available AfriNIC address space announced: 65.2
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
17974 2690 904 81 PT Telekomunikasi Indonesia
7545 2430 336 130 TPG Telecom Limited
4766 2192 11549 618 Korea Telecom
4755 2026 423 219 TATA Communications formerly
9808 1635 8639 17 Guangdong Mobile Communicatio
9829 1615 1327 70 National Internet Backbone
9583 1449 120 588 Sify Limited
9498 1329 335 101 BHARTI Airtel Ltd.
38197 1291 77 137 Sun Network (Hong Kong) Limit
24560 1239 416 184 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/hk/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3044 2958 141 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
18566 2047 379 189 MegaPath Corporation
20115 1822 1777 474 Charter Communications
6983 1746 850 243 EarthLink, Inc.
4323 1615 1038 409 tw telecom holdings, inc.
30036 1544 315 475 Mediacom Communications Corp
701 1391 11322 680 MCI Communications Services,
22561 1361 414 250 CenturyTel Internet Holdings,
7018 1206 19070 850 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/hk/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 1914 753 1401 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1087 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
9198 853 346 30 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/hk/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 2273 2179 139 NET Serviços de Comunicação S
7303 1667 1046 239 Telecom Argentina S.A.
8151 1662 3255 468 Uninet S.A. de C.V.
6147 1533 374 30 Telefonica del Peru S.A.A.
6503 1248 421 55 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 910 416 187 COLOMBIA TELECOMUNICACIONES S
18881 869 1036 22 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/hk/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 838 958 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 189 807 13 Telecom Algeria
Complete listing at http://thyme.rand.apnic.net/hk/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 3044 2958 141 Cox Communications Inc.
6389 2796 3688 51 BellSouth.net Inc.
17974 2690 904 81 PT Telekomunikasi Indonesia
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
7545 2430 336 130 TPG Telecom Limited
28573 2273 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/hk/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3044 2903 Cox Communications Inc.
6389 2796 2745 BellSouth.net Inc.
17974 2690 2609 PT Telekomunikasi Indonesia
39891 2473 2466 SaudiNet, Saudi Telecom Compa
7545 2430 2300 TPG Telecom Limited
28573 2273 2134 NET Serviços de Comunicação S
18566 2047 1858 MegaPath Corporation
4755 2026 1807 TATA Communications formerly
34984 2028 1672 TELLCOM ILETISIM HIZMETLERI A
9808 1635 1618 Guangdong Mobile Communicatio
Complete listing at http://thyme.rand.apnic.net/hk/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/hk/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 4641 The Chinese University of Hon
Complete listing at http://thyme.rand.apnic.net/hk/data-dsua
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/hk/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:12 /10:33 /11:94 /12:264
/13:503 /14:996 /15:1708 /16:12920 /17:7203 /18:12236
/19:25290 /20:35619 /21:38346 /22:59323 /23:50816 /24:291517
/25:5 /26:5 /27:10 /28:5 /29:7 /30:1
/31:0 /32:178
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2252 3044 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1639 2796 BellSouth.net Inc.
6983 1395 1746 EarthLink, Inc.
30036 1379 1544 Mediacom Communications Corp
34984 1322 2028 TELLCOM ILETISIM HIZMETLERI A
10620 1136 3237 Telmex Colombia S.A.
11492 1111 1192 CABLE ONE, INC.
6147 1089 1533 Telefonica del Peru S.A.A.
Complete listing at http://thyme.rand.apnic.net/hk/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1459 2:679 4:18 5:1813 6:25 8:816
11:1 12:1830 13:10 14:1241 15:17 16:2
17:43 18:22 20:48 23:1233 24:1706 27:1905
31:1597 32:38 33:2 34:4 35:3 36:114
37:1919 38:1032 39:6 40:251 41:2656 42:278
43:1294 44:24 45:647 46:2194 47:42 49:877
50:808 52:12 54:73 55:5 56:8 57:39
58:1248 59:688 60:477 61:1750 62:1314 63:1893
64:4401 65:2268 66:4081 67:2053 68:1056 69:3239
70:978 71:444 72:1981 74:2644 75:335 76:412
77:1377 78:1235 79:794 80:1339 81:1302 82:811
83:698 84:710 85:1403 86:391 87:1040 88:520
89:1840 90:151 91:5963 92:847 93:2212 94:2074
95:2172 96:428 97:354 98:1048 99:49 100:69
101:815 103:7402 104:1780 105:61 106:225 107:978
108:624 109:2037 110:1095 111:1459 112:806 113:1071
114:824 115:1285 116:1350 117:1060 118:1738 119:1419
120:434 121:1066 122:2142 123:1825 124:1469 125:1562
128:645 129:383 130:399 131:1176 132:484 133:178
134:410 135:108 136:329 137:309 138:772 139:150
140:235 141:446 142:661 143:506 144:569 145:116
146:727 147:583 148:1130 149:406 150:568 151:606
152:486 153:244 154:487 155:864 156:408 157:463
158:339 159:919 160:381 161:657 162:1938 163:424
164:653 165:692 166:303 167:836 168:1293 169:172
170:1467 171:236 172:67 173:1543 174:715 175:695
176:1311 177:3661 178:2142 179:923 180:1899 181:1652
182:1744 183:655 184:755 185:3570 186:2654 187:1727
188:2040 189:1582 190:7630 191:995 192:8344 193:5595
194:4139 195:3630 196:1470 197:961 198:5487 199:5514
200:6631 201:3079 202:9154 203:9117 204:4654 205:2808
206:3039 207:2932 208:3962 209:3931 210:3218 211:1774
212:2502 213:2312 214:857 215:73 216:5721 217:1805
218:660 219:328 220:1431 221:772 222:391 223:701
End of report