Routing Table Report 09:00 +10GMT Thu 25 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 536038
Prefixes after maximum aggregation (per Origin AS): 205802
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 267275
Total ASes present in the Internet Routing Table: 50516
Prefixes per ASN: 10.61
Origin-only ASes present in the Internet Routing Table: 36690
Origin ASes announcing only one prefix: 16231
Transit ASes present in the Internet Routing Table: 6156
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 64
Max AS path prepend of ASN ( 55944) 61
Prefixes from unregistered ASNs in the Routing Table: 1033
Unregistered ASNs in the Routing Table: 386
Number of 32-bit ASNs allocated by the RIRs: 9946
Number of 32-bit ASNs visible in the Routing Table: 7670
Prefixes from 32-bit ASNs in the Routing Table: 28028
Number of bogon 32-bit ASNs visible in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 476
Number of addresses announced to Internet: 2779120448
Equivalent to 165 /8s, 166 /16s and 3 /24s
Percentage of available address space announced: 75.1
Percentage of allocated address space announced: 75.1
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: 180126
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 127883
Total APNIC prefixes after maximum aggregation: 38103
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 134380
Unique aggregates announced from the APNIC address blocks: 57351
APNIC Region origin ASes present in the Internet Routing Table: 5033
APNIC Prefixes per ASN: 26.70
APNIC Region origin ASes announcing only one prefix: 1225
APNIC Region transit ASes present in the Internet Routing Table: 855
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 64
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1506
Number of APNIC addresses announced to Internet: 748605952
Equivalent to 44 /8s, 158 /16s and 210 /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: 175767
Total ARIN prefixes after maximum aggregation: 87054
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178368
Unique aggregates announced from the ARIN address blocks: 84913
ARIN Region origin ASes present in the Internet Routing Table: 16517
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6084
ARIN Region transit ASes present in the Internet Routing Table: 1649
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 498
Number of ARIN addresses announced to Internet: 1100462592
Equivalent to 65 /8s, 151 /16s and 186 /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, 393216-395164
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: 132318
Total RIPE prefixes after maximum aggregation: 66131
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138601
Unique aggregates announced from the RIPE address blocks: 86354
RIPE Region origin ASes present in the Internet Routing Table: 17938
RIPE Prefixes per ASN: 7.73
RIPE Region origin ASes announcing only one prefix: 8110
RIPE Region transit ASes present in the Internet Routing Table: 2942
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3793
Number of RIPE addresses announced to Internet: 695806528
Equivalent to 41 /8s, 121 /16s and 42 /24s
Percentage of available RIPE address space announced: 101.2
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: 59976
Total LACNIC prefixes after maximum aggregation: 11394
LACNIC Deaggregation factor: 5.26
Prefixes being announced from the LACNIC address blocks: 70438
Unique aggregates announced from the LACNIC address blocks: 32996
LACNIC Region origin ASes present in the Internet Routing Table: 2439
LACNIC Prefixes per ASN: 28.88
LACNIC Region origin ASes announcing only one prefix: 620
LACNIC Region transit ASes present in the Internet Routing Table: 488
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1747
Number of LACNIC addresses announced to Internet: 168041984
Equivalent to 10 /8s, 4 /16s and 30 /24s
Percentage of available LACNIC address space announced: 100.2
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: 11998
Total AfriNIC prefixes after maximum aggregation: 3073
AfriNIC Deaggregation factor: 3.90
Prefixes being announced from the AfriNIC address blocks: 13775
Unique aggregates announced from the AfriNIC address blocks: 5223
AfriNIC Region origin ASes present in the Internet Routing Table: 732
AfriNIC Prefixes per ASN: 18.82
AfriNIC Region origin ASes announcing only one prefix: 192
AfriNIC Region transit ASes present in the Internet Routing Table: 157
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 126
Number of AfriNIC addresses announced to Internet: 65679616
Equivalent to 3 /8s, 234 /16s and 49 /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 2697 904 78 PT Telekomunikasi Indonesia
7545 2461 336 129 TPG Telecom Limited
4766 2214 11296 641 Korea Telecom
4755 2018 425 228 TATA Communications formerly
9829 1711 1345 116 National Internet Backbone
9808 1501 8639 18 Guangdong Mobile Communicatio
9583 1491 118 567 Sify Limited
9498 1352 336 106 BHARTI Airtel Ltd.
38197 1289 77 143 Sun Network (Hong Kong) Limit
24560 1237 418 186 Bharti Airtel Ltd., Telemedia
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 3177 2958 140 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
18566 2054 380 195 MegaPath Corporation
20115 1888 1853 422 Charter Communications
6983 1747 850 243 EarthLink, Inc.
4323 1614 1054 412 tw telecom holdings, inc.
30036 1563 320 454 Mediacom Communications Corp
22561 1383 415 257 CenturyTel Internet Holdings,
701 1373 11367 660 MCI Communications Services,
7018 1206 19056 857 AT&T Services, 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 2136 305 364 TELLCOM ILETISIM HIZMETLERI A
20940 1988 779 1446 Akamai International B.V.
6849 1210 355 22 JSC "Ukrtelecom"
13188 1061 97 73 TOV "Bank-Inform"
31148 1048 45 23 Freenet Ltd.
8402 986 544 15 OJSC "Vimpelcom"
12479 947 868 72 France Telecom Espana SA
6830 913 2694 469 Liberty Global Operations B.V
9198 855 349 26 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 3249 531 242 Telmex Colombia S.A.
28573 2279 2170 113 NET Serviços de Comunicação S
8151 1684 3245 469 Uninet S.A. de C.V.
7303 1639 1019 238 Telecom Argentina S.A.
6147 1619 373 44 Telefonica del Peru S.A.A.
6503 1266 437 57 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 953 429 161 COLOMBIA TELECOMUNICACIONES S
11830 902 364 15 Instituto Costarricense de El
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
24863 876 280 26 Link Egypt (Link.NET)
8452 817 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 241 21 12 Cote d'Ivoire Telecom
36947 190 807 13 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 3249 531 242 Telmex Colombia S.A.
22773 3177 2958 140 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
17974 2697 904 78 PT Telekomunikasi Indonesia
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
7545 2461 336 129 TPG Telecom Limited
28573 2279 2170 113 NET Serviços de Comunicação S
4766 2214 11296 641 Korea Telecom
34984 2136 305 364 TELLCOM ILETISIM HIZMETLERI A
18566 2054 380 195 MegaPath Corporation
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 3177 3037 Cox Communications Inc.
6389 2792 2741 BellSouth.net Inc.
17974 2697 2619 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2461 2332 TPG Telecom Limited
28573 2279 2166 NET Serviços de Comunicação S
18566 2054 1859 MegaPath Corporation
4755 2018 1790 TATA Communications formerly
34984 2136 1772 TELLCOM ILETISIM HIZMETLERI A
9829 1711 1595 National Internet Backbone
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 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 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<<
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 /8:17 /9:13 /10:35 /11:96 /12:262
/13:503 /14:996 /15:1711 /16:12862 /17:7144 /18:12009
/19:25030 /20:35400 /21:37572 /22:58869 /23:50628 /24:292682
/25:74 /26:57 /27:25 /28:18 /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 2380 3177 Cox Communications Inc.
18566 2003 2054 MegaPath Corporation
6389 1640 2792 BellSouth.net Inc.
6983 1396 1747 EarthLink, Inc.
34984 1394 2136 TELLCOM ILETISIM HIZMETLERI A
30036 1386 1563 Mediacom Communications Corp
6147 1173 1619 Telefonica del Peru S.A.A.
10620 1145 3249 Telmex Colombia S.A.
11492 1110 1193 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1461 2:675 4:18 5:1830 6:25 8:820
11:1 12:1822 13:14 14:1283 15:16 16:2
17:42 18:22 20:48 23:1234 24:1731 27:1903
31:1577 32:38 33:2 34:4 35:3 36:137
37:1941 38:1032 39:6 40:71 41:2670 42:296
43:1302 44:28 45:763 46:2292 47:45 49:898
50:809 52:12 54:77 55:7 56:6 57:39
58:1282 59:689 60:478 61:1720 62:1337 63:1876
64:4421 65:2256 66:4033 67:2061 68:1061 69:3208
70:1022 71:443 72:1954 74:2647 75:336 76:416
77:1272 78:1164 79:778 80:1343 81:1287 82:828
83:723 84:709 85:1390 86:419 87:1037 88:523
89:1841 90:152 91:6003 92:863 93:2231 94:2039
95:2164 96:423 97:354 98:1051 99:53 100:72
101:824 103:7589 104:1830 105:60 106:235 107:989
108:610 109:2042 110:1121 111:1436 112:822 113:1081
114:818 115:1259 116:1350 117:1028 118:1763 119:1432
120:440 121:1054 122:2061 123:1827 124:1458 125:1542
128:573 129:375 130:393 131:1194 132:443 133:177
134:392 135:93 136:330 137:317 138:898 139:147
140:206 141:434 142:651 143:499 144:548 145:122
146:729 147:570 148:1207 149:415 150:552 151:668
152:517 153:247 154:465 155:867 156:411 157:418
158:347 159:910 160:384 161:655 162:1915 163:408
164:666 165:689 166:301 167:834 168:1314 169:173
170:1467 171:237 172:294 173:1539 174:719 175:684
176:1341 177:3799 178:2146 179:937 180:1921 181:1665
182:1739 183:611 184:757 185:3667 186:2750 187:1765
188:2017 189:1586 190:7761 191:1039 192:8424 193:5602
194:4147 195:3662 196:1976 197:976 198:5436 199:5461
200:6650 201:3252 202:8919 203:9047 204:4626 205:2797
206:2905 207:2876 208:3978 209:3872 210:3205 211:1781
212:2477 213:2326 214:850 215:72 216:5720 217:1794
218:665 219:329 220:1426 221:767 222:395 223:742
End of report