Routing Table Report 09:00 +10GMT Sun 28 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 537036
Prefixes after maximum aggregation (per Origin AS): 205882
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 267502
Total ASes present in the Internet Routing Table: 50559
Prefixes per ASN: 10.62
Origin-only ASes present in the Internet Routing Table: 36693
Origin ASes announcing only one prefix: 16224
Transit ASes present in the Internet Routing Table: 6163
Transit-only ASes present in the Internet Routing Table: 158
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: 387
Number of 32-bit ASNs allocated by the RIRs: 9996
Number of 32-bit ASNs visible in the Routing Table: 7703
Prefixes from 32-bit ASNs in the Routing Table: 28229
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: 406
Number of addresses announced to Internet: 2779150016
Equivalent to 165 /8s, 166 /16s and 118 /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: 180570
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 128145
Total APNIC prefixes after maximum aggregation: 38153
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 134762
Unique aggregates announced from the APNIC address blocks: 57471
APNIC Region origin ASes present in the Internet Routing Table: 5029
APNIC Prefixes per ASN: 26.80
APNIC Region origin ASes announcing only one prefix: 1217
APNIC Region transit ASes present in the Internet Routing Table: 854
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: 1517
Number of APNIC addresses announced to Internet: 748496256
Equivalent to 44 /8s, 157 /16s and 37 /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: 175899
Total ARIN prefixes after maximum aggregation: 87051
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178537
Unique aggregates announced from the ARIN address blocks: 84998
ARIN Region origin ASes present in the Internet Routing Table: 16523
ARIN Prefixes per ASN: 10.81
ARIN Region origin ASes announcing only one prefix: 6089
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: 507
Number of ARIN addresses announced to Internet: 1100612864
Equivalent to 65 /8s, 154 /16s and 5 /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: 132689
Total RIPE prefixes after maximum aggregation: 66169
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 138984
Unique aggregates announced from the RIPE address blocks: 86400
RIPE Region origin ASes present in the Internet Routing Table: 17943
RIPE Prefixes per ASN: 7.75
RIPE Region origin ASes announcing only one prefix: 8107
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: 3795
Number of RIPE addresses announced to Internet: 695775296
Equivalent to 41 /8s, 120 /16s and 176 /24s
Percentage of available RIPE address space announced: 101.1
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: 60016
Total LACNIC prefixes after maximum aggregation: 11385
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 70558
Unique aggregates announced from the LACNIC address blocks: 33030
LACNIC Region origin ASes present in the Internet Routing Table: 2437
LACNIC Prefixes per ASN: 28.95
LACNIC Region origin ASes announcing only one prefix: 617
LACNIC Region transit ASes present in the Internet Routing Table: 489
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: 1757
Number of LACNIC addresses announced to Internet: 168065536
Equivalent to 10 /8s, 4 /16s and 122 /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: 11989
Total AfriNIC prefixes after maximum aggregation: 3077
AfriNIC Deaggregation factor: 3.90
Prefixes being announced from the AfriNIC address blocks: 13789
Unique aggregates announced from the AfriNIC address blocks: 5235
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 18.76
AfriNIC Region origin ASes announcing only one prefix: 194
AfriNIC Region transit ASes present in the Internet Routing Table: 156
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: 127
Number of AfriNIC addresses announced to Internet: 65702400
Equivalent to 3 /8s, 234 /16s and 138 /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 2698 904 78 PT Telekomunikasi Indonesia
7545 2461 336 129 TPG Telecom Limited
4766 2220 11296 642 Korea Telecom
4755 2024 423 220 TATA Communications formerly
9829 1743 1346 109 National Internet Backbone
9808 1501 8639 18 Guangdong Mobile Communicatio
9583 1491 118 567 Sify Limited
9498 1355 336 106 BHARTI Airtel Ltd.
38197 1286 78 144 Sun Network (Hong Kong) Limit
24560 1240 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 3184 2960 142 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
18566 2054 380 195 MegaPath Corporation
20115 1865 1855 416 Charter Communications
6983 1748 850 243 EarthLink, Inc.
4323 1613 1054 411 tw telecom holdings, inc.
30036 1568 321 443 Mediacom Communications Corp
22561 1383 415 257 CenturyTel Internet Holdings,
701 1374 11369 660 MCI Communications Services,
7018 1206 19056 858 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 2138 305 364 TELLCOM ILETISIM HIZMETLERI A
20940 1978 768 1447 Akamai International B.V.
6849 1209 355 21 JSC "Ukrtelecom"
13188 1068 97 73 TOV "Bank-Inform"
31148 1048 45 23 Freenet Ltd.
8402 979 544 15 OJSC "Vimpelcom"
12479 950 869 74 France Telecom Espana SA
6830 913 2694 469 Liberty Global Operations B.V
8551 864 375 57 Bezeq International-Ltd
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 3256 532 238 Telmex Colombia S.A.
28573 2277 2170 113 NET Serviços de Comunicação S
8151 1689 3253 474 Uninet S.A. de C.V.
7303 1633 1005 238 Telecom Argentina S.A.
6147 1568 372 43 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 954 428 170 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 816 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 422 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 13 Cote d'Ivoire Telecom
36947 191 807 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 3256 532 238 Telmex Colombia S.A.
22773 3184 2960 142 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
17974 2698 904 78 PT Telekomunikasi Indonesia
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
7545 2461 336 129 TPG Telecom Limited
28573 2277 2170 113 NET Serviços de Comunicação S
4766 2220 11296 642 Korea Telecom
34984 2138 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 3184 3042 Cox Communications Inc.
6389 2792 2741 BellSouth.net Inc.
17974 2698 2620 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2461 2332 TPG Telecom Limited
28573 2277 2164 NET Serviços de Comunicação S
18566 2054 1859 MegaPath Corporation
4755 2024 1804 TATA Communications formerly
34984 2138 1774 TELLCOM ILETISIM HIZMETLERI A
9829 1743 1634 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 /15:1709 /16:12865 /17:7139 /18:11998
/19:25034 /20:35437 /21:37598 /22:58976 /23:50809 /24:293340
/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 2385 3184 Cox Communications Inc.
18566 2003 2054 MegaPath Corporation
6389 1640 2792 BellSouth.net Inc.
6983 1396 1748 EarthLink, Inc.
34984 1395 2138 TELLCOM ILETISIM HIZMETLERI A
30036 1389 1568 Mediacom Communications Corp
10620 1146 3256 Telmex Colombia S.A.
6147 1122 1568 Telefonica del Peru S.A.A.
11492 1108 1191 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1468 2:677 4:18 5:1837 6:25 8:820
11:1 12:1823 13:14 14:1284 15:16 16:2
17:40 18:22 20:48 23:1237 24:1735 27:1923
31:1610 32:38 33:2 34:4 35:3 36:137
37:1981 38:1038 39:6 40:70 41:2699 42:297
43:1324 44:28 45:833 46:2289 47:45 49:899
50:804 52:12 54:77 55:5 56:6 57:39
58:1283 59:690 60:478 61:1718 62:1328 63:1877
64:4424 65:2263 66:4037 67:2066 68:1061 69:3215
70:1022 71:444 72:1956 74:2649 75:333 76:417
77:1265 78:1165 79:797 80:1350 81:1300 82:820
83:719 84:707 85:1398 86:427 87:1031 88:532
89:1844 90:152 91:6002 92:864 93:2234 94:2053
95:2167 96:424 97:349 98:1050 99:53 100:72
101:824 103:7653 104:1832 105:59 106:239 107:990
108:611 109:2055 110:1120 111:1444 112:820 113:1084
114:816 115:1260 116:1351 117:1046 118:1772 119:1430
120:441 121:1062 122:2049 123:1828 124:1463 125:1585
128:568 129:373 130:392 131:1198 132:435 133:177
134:390 135:94 136:328 137:314 138:930 139:147
140:211 141:433 142:651 143:494 144:546 145:123
146:726 147:570 148:1205 149:415 150:557 151:668
152:518 153:247 154:454 155:866 156:429 157:418
158:344 159:903 160:384 161:656 162:1917 163:408
164:666 165:689 166:301 167:837 168:1318 169:174
170:1466 171:235 172:248 173:1530 174:718 175:683
176:1348 177:3803 178:2148 179:923 180:1908 181:1687
182:1738 183:624 184:760 185:3695 186:2746 187:1758
188:2019 189:1590 190:7807 191:1029 192:8424 193:5608
194:4162 195:3665 196:1973 197:973 198:5440 199:5466
200:6662 201:3249 202:8923 203:9053 204:4630 205:2804
206:2910 207:2880 208:3981 209:3876 210:3215 211:1782
212:2517 213:2334 214:836 215:73 216:5728 217:1803
218:665 219:329 220:1423 221:774 222:396 223:743
End of report