Routing Table Report 04:00 +10GMT Fri 27 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 534357
Prefixes after maximum aggregation (per Origin AS): 204298
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 260284
Total ASes present in the Internet Routing Table: 49526
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 36491
Origin ASes announcing only one prefix: 16272
Transit ASes present in the Internet Routing Table: 6269
Transit-only ASes present in the Internet Routing Table: 169
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 107
Max AS path prepend of ASN ( 55644) 100
Prefixes from unregistered ASNs in the Routing Table: 1270
Unregistered ASNs in the Routing Table: 435
Number of 32-bit ASNs allocated by the RIRs: 8680
Number of 32-bit ASNs visible in the Routing Table: 6766
Prefixes from 32-bit ASNs in the Routing Table: 24571
Number of bogon 32-bit ASNs visible in the Routing Table: 2
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 370
Number of addresses announced to Internet: 2732794660
Equivalent to 162 /8s, 227 /16s and 35 /24s
Percentage of available address space announced: 73.8
Percentage of allocated address space announced: 73.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.2
Total number of prefixes smaller than registry allocations: 180838
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131897
Total APNIC prefixes after maximum aggregation: 38388
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 137391
Unique aggregates announced from the APNIC address blocks: 55761
APNIC Region origin ASes present in the Internet Routing Table: 5025
APNIC Prefixes per ASN: 27.34
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 870
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 107
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1317
Number of APNIC addresses announced to Internet: 746196096
Equivalent to 44 /8s, 122 /16s and 12 /24s
Percentage of available APNIC address space announced: 87.2
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: 176431
Total ARIN prefixes after maximum aggregation: 87277
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178356
Unique aggregates announced from the ARIN address blocks: 83699
ARIN Region origin ASes present in the Internet Routing Table: 16505
ARIN Prefixes per ASN: 10.81
ARIN Region origin ASes announcing only one prefix: 6086
ARIN Region transit ASes present in the Internet Routing Table: 1707
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 357
Number of ARIN addresses announced to Internet: 1061454624
Equivalent to 63 /8s, 68 /16s and 131 /24s
Percentage of available ARIN address space announced: 56.2
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, 393216-394239
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: 130063
Total RIPE prefixes after maximum aggregation: 64634
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 136402
Unique aggregates announced from the RIPE address blocks: 83714
RIPE Region origin ASes present in the Internet Routing Table: 17885
RIPE Prefixes per ASN: 7.63
RIPE Region origin ASes announcing only one prefix: 8139
RIPE Region transit ASes present in the Internet Routing Table: 2969
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3472
Number of RIPE addresses announced to Internet: 693540484
Equivalent to 41 /8s, 86 /16s and 150 /24s
Percentage of available RIPE address space announced: 100.8
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: 58942
Total LACNIC prefixes after maximum aggregation: 10989
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 68531
Unique aggregates announced from the LACNIC address blocks: 31707
LACNIC Region origin ASes present in the Internet Routing Table: 2408
LACNIC Prefixes per ASN: 28.46
LACNIC Region origin ASes announcing only one prefix: 625
LACNIC Region transit ASes present in the Internet Routing Table: 486
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1528
Number of LACNIC addresses announced to Internet: 167864576
Equivalent to 10 /8s, 1 /16s and 105 /24s
Percentage of available LACNIC address space announced: 100.1
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: 12258
Total AfriNIC prefixes after maximum aggregation: 2966
AfriNIC Deaggregation factor: 4.13
Prefixes being announced from the AfriNIC address blocks: 13307
Unique aggregates announced from the AfriNIC address blocks: 5073
AfriNIC Region origin ASes present in the Internet Routing Table: 738
AfriNIC Prefixes per ASN: 18.03
AfriNIC Region origin ASes announcing only one prefix: 207
AfriNIC Region transit ASes present in the Internet Routing Table: 160
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 92
Number of AfriNIC addresses announced to Internet: 63295232
Equivalent to 3 /8s, 197 /16s and 207 /24s
Percentage of available AfriNIC address space announced: 62.9
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
4766 2909 11553 912 Korea Telecom
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2566 336 127 TPG Telecom Limited
4755 1985 422 210 TATA Communications formerly
4538 1758 4190 71 China Education and Research
9829 1686 1325 36 National Internet Backbone
9808 1547 8717 29 Guangdong Mobile Communicatio
4808 1451 2218 436 CNCGROUP IP network China169
9583 1398 132 556 Sify Limited
9498 1302 336 98 BHARTI Airtel Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2986 2955 141 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
3356 2565 10700 482 Level 3 Communications, Inc.
18566 2041 379 183 MegaPath Corporation
20115 1850 1830 438 Charter Communications
6983 1622 850 242 EarthLink, Inc.
4323 1620 1037 406 tw telecom holdings, inc.
30036 1517 312 519 Mediacom Communications Corp
701 1392 11268 679 MCI Communications Services,
22561 1328 412 241 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/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 1967 300 356 TELLCOM ILETISIM HIZMETLERI A
20940 1605 623 1192 Akamai International B.V.
8402 1356 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1045 97 58 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 903 373 48 Bezeq International-Ltd
12479 862 792 86 France Telecom Espana SA
9198 850 349 25 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3123 507 206 Telmex Colombia S.A.
28573 2326 2142 112 NET Serviços de Comunicação S
7303 1790 1190 230 Telecom Argentina S.A.
6147 1573 374 30 Telefonica del Peru S.A.A.
8151 1546 3117 449 Uninet S.A. de C.V.
6503 1204 421 58 Axtel, S.A.B. de C.V.
7738 1001 1882 42 Telemar Norte Leste S.A.
3816 922 396 149 COLOMBIA TELECOMUNICACIONES S
26615 922 2325 35 Tim Celular S.A.
18881 863 1036 22 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1358 958 13 TE-AS
24863 932 284 26 Link Egypt (Link.NET)
36903 479 241 90 Office National des Postes et
36992 402 1101 31 ETISALAT MISR
37492 319 155 71 Orange Tunisie
24835 265 144 9 Vodafone Data
3741 250 921 209 Internet Solutions
29571 234 21 12 Cote d'Ivoire Telecom
36947 194 712 14 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3123 507 206 Telmex Colombia S.A.
22773 2986 2955 141 Cox Communications Inc.
4766 2909 11553 912 Korea Telecom
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2566 336 127 TPG Telecom Limited
3356 2565 10700 482 Level 3 Communications, Inc.
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2326 2142 112 NET Serviços de Comunicação S
18566 2041 379 183 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 2986 2845 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2566 2439 TPG Telecom Limited
28573 2326 2214 NET Serviços de Comunicação S
3356 2565 2083 Level 3 Communications, Inc.
4766 2909 1997 Korea Telecom
18566 2041 1858 MegaPath Corporation
4755 1985 1775 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/current/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
18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio
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
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.
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.92.160.0/24 14013 EPSON America (Factory Automa
23.92.161.0/24 14013 EPSON America (Factory Automa
23.226.112.0/20 62788 Bitfinite LLC
23.252.224.0/20 62502 >>UNKNOWN<<
23.252.224.0/21 62502 >>UNKNOWN<<
23.252.232.0/21 62502 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/current/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 /9:12 /10:34 /11:92 /12:264
/13:505 /14:996 /15:1722 /16:12968 /17:7130 /18:12180
/19:24993 /20:35724 /21:38501 /22:57799 /23:50569 /24:287937
/25:1079 /26:1114 /27:669 /28:17 /29:14 /30:9
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2202 2986 Cox Communications Inc.
18566 1996 2041 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1363 1517 Mediacom Communications Corp
6983 1313 1622 EarthLink, Inc.
34984 1278 1967 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1117 1573 Telefonica del Peru S.A.A.
10620 1107 3123 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1488 2:670 3:1 4:97 5:1725 6:21
8:1421 12:1842 13:4 14:1302 15:16 16:2
17:42 18:21 20:49 23:1153 24:1676 27:1855
31:1479 32:39 33:2 34:5 35:3 36:119
37:1857 38:1011 39:10 40:233 41:2872 42:262
43:1120 44:25 45:224 46:2170 47:34 49:839
50:782 52:12 54:66 55:6 56:8 57:35
58:1209 59:681 60:462 61:1765 62:1301 63:1914
64:4443 65:2266 66:4091 67:2020 68:1046 69:3280
70:960 71:435 72:1959 74:2603 75:318 76:403
77:1489 78:1264 79:783 80:1315 81:1326 82:815
83:679 84:681 85:1334 86:385 87:1089 88:513
89:1758 90:149 91:5917 92:809 93:2179 94:2005
95:2122 96:431 97:339 98:1055 99:45 100:73
101:798 103:6837 104:1295 105:60 106:217 107:881
108:609 109:2016 110:1077 111:1480 112:743 113:1033
114:855 115:1261 116:1332 117:1022 118:1691 119:1435
120:440 121:1047 122:2167 123:1725 124:1491 125:1560
128:627 129:371 130:379 131:1116 132:476 133:167
134:410 135:88 136:334 137:303 138:492 139:174
140:227 141:417 142:631 143:483 144:532 145:110
146:687 147:561 148:1107 149:458 150:561 151:750
152:516 153:239 154:387 155:724 156:402 157:331
158:264 159:988 160:369 161:634 162:1911 163:380
164:666 165:669 166:323 167:705 168:1003 169:157
170:1457 171:225 172:41 173:1582 174:687 175:624
176:1468 177:3777 178:2077 179:865 180:1926 181:1622
182:1721 183:607 184:739 185:3005 186:2697 187:1826
188:2033 189:1562 190:7737 191:914 192:8122 193:5566
194:4067 195:3638 196:1624 197:959 198:5485 199:5533
200:6536 201:3002 202:9557 203:9066 204:4657 205:2739
206:2985 207:2994 208:3950 209:3910 210:3490 211:1846
212:2482 213:2278 214:835 215:69 216:5534 217:1805
218:672 219:469 220:1455 221:790 222:464 223:656
End of report