Routing Table Report 09:00 +10GMT Sun 01 Mar, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 521684
Prefixes after maximum aggregation (per Origin AS): 202171
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 259835
Total ASes present in the Internet Routing Table: 49348
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 36519
Origin ASes announcing only one prefix: 16258
Transit ASes present in the Internet Routing Table: 6076
Transit-only ASes present in the Internet Routing Table: 155
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 103
Max AS path prepend of ASN ( 55644) 100
Prefixes from unregistered ASNs in the Routing Table: 1069
Unregistered ASNs in the Routing Table: 389
Number of 32-bit ASNs allocated by the RIRs: 8704
Number of 32-bit ASNs visible in the Routing Table: 6753
Prefixes from 32-bit ASNs in the Routing Table: 24432
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: 367
Number of addresses announced to Internet: 2729960000
Equivalent to 162 /8s, 183 /16s and 226 /24s
Percentage of available address space announced: 73.7
Percentage of allocated address space announced: 73.7
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: 177622
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 123945
Total APNIC prefixes after maximum aggregation: 36999
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 129358
Unique aggregates announced from the APNIC address blocks: 55478
APNIC Region origin ASes present in the Internet Routing Table: 4971
APNIC Prefixes per ASN: 26.02
APNIC Region origin ASes announcing only one prefix: 1220
APNIC Region transit ASes present in the Internet Routing Table: 839
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 103
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1322
Number of APNIC addresses announced to Internet: 744621696
Equivalent to 44 /8s, 98 /16s and 6 /24s
Percentage of available APNIC address space announced: 87.0
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: 172784
Total ARIN prefixes after maximum aggregation: 86610
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 174972
Unique aggregates announced from the ARIN address blocks: 83552
ARIN Region origin ASes present in the Internet Routing Table: 16435
ARIN Prefixes per ASN: 10.65
ARIN Region origin ASes announcing only one prefix: 6071
ARIN Region transit ASes present in the Internet Routing Table: 1628
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 358
Number of ARIN addresses announced to Internet: 1060400128
Equivalent to 63 /8s, 52 /16s and 108 /24s
Percentage of available ARIN address space announced: 56.1
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: 129473
Total RIPE prefixes after maximum aggregation: 64582
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 135628
Unique aggregates announced from the RIPE address blocks: 83666
RIPE Region origin ASes present in the Internet Routing Table: 17868
RIPE Prefixes per ASN: 7.59
RIPE Region origin ASes announcing only one prefix: 8130
RIPE Region transit ASes present in the Internet Routing Table: 2923
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3463
Number of RIPE addresses announced to Internet: 693503424
Equivalent to 41 /8s, 86 /16s and 5 /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: 58606
Total LACNIC prefixes after maximum aggregation: 10953
LACNIC Deaggregation factor: 5.35
Prefixes being announced from the LACNIC address blocks: 67963
Unique aggregates announced from the LACNIC address blocks: 31725
LACNIC Region origin ASes present in the Internet Routing Table: 2405
LACNIC Prefixes per ASN: 28.26
LACNIC Region origin ASes announcing only one prefix: 635
LACNIC Region transit ASes present in the Internet Routing Table: 466
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1522
Number of LACNIC addresses announced to Internet: 167625728
Equivalent to 9 /8s, 253 /16s and 196 /24s
Percentage of available LACNIC address space announced: 99.9
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: 12381
Total AfriNIC prefixes after maximum aggregation: 2984
AfriNIC Deaggregation factor: 4.15
Prefixes being announced from the AfriNIC address blocks: 13396
Unique aggregates announced from the AfriNIC address blocks: 5083
AfriNIC Region origin ASes present in the Internet Routing Table: 732
AfriNIC Prefixes per ASN: 18.30
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 153
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 88
Number of AfriNIC addresses announced to Internet: 63347200
Equivalent to 3 /8s, 198 /16s and 154 /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
17974 2818 904 77 PT Telekomunikasi Indonesia
7545 2320 336 127 TPG Telecom Limited
4766 2188 11546 616 Korea Telecom
4755 1979 421 207 TATA Communications formerly
9829 1673 1325 36 National Internet Backbone
9808 1497 8639 18 Guangdong Mobile Communicatio
9583 1372 129 540 Sify Limited
9498 1299 334 96 BHARTI Airtel Ltd.
24560 1196 407 188 Bharti Airtel Ltd., Telemedia
17488 1177 210 259 Hathway IP Over Cable Interne
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2986 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2042 379 183 MegaPath Corporation
20115 1852 1831 436 Charter Communications
6983 1625 866 244 EarthLink, Inc.
4323 1624 1068 406 tw telecom holdings, inc.
30036 1517 313 522 Mediacom Communications Corp
701 1392 11268 677 MCI Communications Services,
22561 1327 412 241 CenturyTel Internet Holdings,
11492 1188 221 566 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/us/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 1966 300 355 TELLCOM ILETISIM HIZMETLERI A
20940 1618 633 1201 Akamai International B.V.
8402 1328 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
31148 1045 45 21 Freenet Ltd.
13188 1030 96 69 TOV "Bank-Inform"
8551 882 373 52 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/us/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 2325 2142 112 NET Serviços de Comunicação S
7303 1790 1190 230 Telecom Argentina S.A.
6147 1572 374 30 Telefonica del Peru S.A.A.
8151 1543 3119 450 Uninet S.A. de C.V.
6503 1198 438 60 Axtel, S.A.B. de C.V.
7738 996 1882 42 Telemar Norte Leste S.A.
3816 928 400 154 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/us/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1415 958 13 TE-AS
24863 963 284 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 299 144 9 Vodafone Data
3741 250 921 209 Internet Solutions
29571 234 21 12 Cote d'Ivoire Telecom
36947 191 712 14 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
Complete listing at http://thyme.rand.apnic.net/us/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 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2818 904 77 PT Telekomunikasi Indonesia
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2325 2142 112 NET Serviços de Comunicação S
7545 2320 336 127 TPG Telecom Limited
4766 2188 11546 616 Korea Telecom
18566 2042 379 183 MegaPath Corporation
4755 1979 421 207 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 2986 2844 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2818 2741 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
28573 2325 2213 NET Serviços de Comunicação S
7545 2320 2193 TPG Telecom Limited
18566 2042 1859 MegaPath Corporation
4755 1979 1772 TATA Communications formerly
9829 1673 1637 National Internet Backbone
34984 1966 1611 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/us/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 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
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 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
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<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/us/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 /10:33 /11:92 /12:264
/13:505 /14:992 /15:1710 /16:12893 /17:7011 /18:11897
/19:24559 /20:35156 /21:37614 /22:57081 /23:49060 /24:282609
/25:52 /26:51 /27:21 /28:21 /29:16 /30:6
/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 2203 2986 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1362 1517 Mediacom Communications Corp
6983 1314 1625 EarthLink, Inc.
34984 1277 1966 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1116 1572 Telefonica del Peru S.A.A.
10620 1107 3123 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1452 2:663 3:1 4:19 5:1737 6:21
8:789 12:1844 13:4 14:1140 15:16 16:2
17:41 18:21 20:49 23:1172 24:1673 27:1850
31:1470 32:39 33:2 34:5 35:3 36:118
37:1855 38:1006 39:9 40:232 41:2882 42:258
43:1088 44:25 45:216 46:2130 47:34 49:830
50:783 52:12 54:66 55:5 56:8 57:33
58:1133 59:656 60:461 61:1746 62:1296 63:1890
64:4412 65:2250 66:4112 67:2011 68:1042 69:3244
70:959 71:433 72:1952 74:2603 75:317 76:397
77:1483 78:1262 79:773 80:1314 81:1329 82:819
83:672 84:673 85:1342 86:388 87:1091 88:512
89:1748 90:149 91:5917 92:811 93:2180 94:1975
95:2098 96:429 97:339 98:1051 99:45 100:72
101:767 103:6776 104:1350 105:61 106:218 107:882
108:588 109:1990 110:1067 111:1477 112:738 113:1017
114:831 115:1241 116:1292 117:1006 118:1634 119:1409
120:422 121:987 122:1983 123:1470 124:1440 125:1480
128:576 129:355 130:365 131:1121 132:416 133:167
134:399 135:88 136:311 137:298 138:505 139:169
140:202 141:406 142:617 143:449 144:525 145:110
146:672 147:545 148:1060 149:458 150:555 151:599
152:515 153:238 154:381 155:720 156:397 157:331
158:263 159:872 160:372 161:627 162:1892 163:386
164:644 165:669 166:319 167:704 168:1003 169:157
170:1459 171:217 172:43 173:1583 174:698 175:608
176:1440 177:3761 178:2073 179:864 180:1893 181:1607
182:1653 183:582 184:761 185:3012 186:2703 187:1838
188:2016 189:1571 190:7716 191:919 192:8047 193:5556
194:4058 195:3616 196:1607 197:993 198:5379 199:5490
200:6544 201:2995 202:8969 203:8950 204:4582 205:2700
206:2855 207:2910 208:3943 209:3843 210:3157 211:1759
212:2450 213:2258 214:839 215:69 216:5512 217:1789
218:630 219:332 220:1387 221:774 222:375 223:651
End of report
