Routing Table Report 09:00 +10GMT Tue 24 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 581179
Prefixes after maximum aggregation (per Origin AS): 216000
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 290641
Total ASes present in the Internet Routing Table: 53683
Prefixes per ASN: 10.83
Origin-only ASes present in the Internet Routing Table: 36524
Origin ASes announcing only one prefix: 15653
Transit ASes present in the Internet Routing Table: 6369
Transit-only ASes present in the Internet Routing Table: 157
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 44
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 1595
Unregistered ASNs in the Routing Table: 559
Number of 32-bit ASNs allocated by the RIRs: 13979
Number of 32-bit ASNs visible in the Routing Table: 10790
Prefixes from 32-bit ASNs in the Routing Table: 42203
Number of bogon 32-bit ASNs visible in the Routing Table: 21
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 385
Number of addresses announced to Internet: 2808890880
Equivalent to 167 /8s, 108 /16s and 70 /24s
Percentage of available address space announced: 75.9
Percentage of allocated address space announced: 75.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 191376
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 142135
Total APNIC prefixes after maximum aggregation: 41371
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 153157
Unique aggregates announced from the APNIC address blocks: 66823
APNIC Region origin ASes present in the Internet Routing Table: 5135
APNIC Prefixes per ASN: 29.83
APNIC Region origin ASes announcing only one prefix: 1188
APNIC Region transit ASes present in the Internet Routing Table: 865
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2087
Number of APNIC addresses announced to Internet: 753305152
Equivalent to 44 /8s, 230 /16s and 134 /24s
Percentage of available APNIC address space announced: 88.0
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: 179712
Total ARIN prefixes after maximum aggregation: 88835
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 185035
Unique aggregates announced from the ARIN address blocks: 87912
ARIN Region origin ASes present in the Internet Routing Table: 16308
ARIN Prefixes per ASN: 11.35
ARIN Region origin ASes announcing only one prefix: 5835
ARIN Region transit ASes present in the Internet Routing Table: 1679
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1214
Number of ARIN addresses announced to Internet: 1101421568
Equivalent to 65 /8s, 166 /16s and 92 /24s
Percentage of available ARIN address space announced: 58.3
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, 393216-397212
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: 141484
Total RIPE prefixes after maximum aggregation: 70356
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 150648
Unique aggregates announced from the RIPE address blocks: 93680
RIPE Region origin ASes present in the Internet Routing Table: 18064
RIPE Prefixes per ASN: 8.34
RIPE Region origin ASes announcing only one prefix: 7880
RIPE Region transit ASes present in the Internet Routing Table: 3031
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4775
Number of RIPE addresses announced to Internet: 704001472
Equivalent to 41 /8s, 246 /16s and 53 /24s
Percentage of available RIPE address space announced: 102.3
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: 61605
Total LACNIC prefixes after maximum aggregation: 12182
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 76047
Unique aggregates announced from the LACNIC address blocks: 36098
LACNIC Region origin ASes present in the Internet Routing Table: 2469
LACNIC Prefixes per ASN: 30.80
LACNIC Region origin ASes announcing only one prefix: 570
LACNIC Region transit ASes present in the Internet Routing Table: 560
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2504
Number of LACNIC addresses announced to Internet: 171148544
Equivalent to 10 /8s, 51 /16s and 133 /24s
Percentage of available LACNIC address space announced: 102.0
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: 13994
Total AfriNIC prefixes after maximum aggregation: 3219
AfriNIC Deaggregation factor: 4.35
Prefixes being announced from the AfriNIC address blocks: 15907
Unique aggregates announced from the AfriNIC address blocks: 5782
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 21.64
AfriNIC Region origin ASes announcing only one prefix: 180
AfriNIC Region transit ASes present in the Internet Routing Table: 167
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 210
Number of AfriNIC addresses announced to Internet: 78632192
Equivalent to 4 /8s, 175 /16s and 213 /24s
Percentage of available AfriNIC address space announced: 78.1
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
7545 3339 356 220 TPG Telecom Limited
17974 2946 914 96 PT Telekomunikasi Indonesia
9829 2451 1465 461 National Internet Backbone
4766 2449 11137 826 Korea Telecom
4755 2095 432 243 TATA Communications formerly
9808 1903 8640 19 Guangdong Mobile Communicatio
9583 1510 122 557 Sify Limited
38197 1494 93 224 Sun Network (Hong Kong) Limit
9498 1441 359 120 BHARTI Airtel Ltd.
24560 1401 479 218 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 3244 2947 137 Cox Communications Inc.
6389 2299 3671 41 BellSouth.net Inc.
18566 2195 394 275 MegaPath Corporation
20115 1920 1937 404 Charter Communications
30036 1690 336 419 Mediacom Communications Corp
6983 1689 849 232 EarthLink, Inc.
209 1661 4967 770 Qwest Communications Company,
4323 1496 1000 368 tw telecom holdings, inc.
11492 1290 236 583 CABLE ONE, INC.
701 1289 10718 697 MCI Communications Services,
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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2567 983 1845 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1221 999 82 France Telecom Espana SA
8551 1173 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
13188 1094 98 65 TOV "Bank-Inform"
8402 1084 544 15 OJSC "Vimpelcom"
31148 1027 47 45 Freenet Ltd.
6830 890 2719 463 Liberty Global Operations B.V
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 3475 540 161 Telmex Colombia S.A.
8151 2253 3419 573 Uninet S.A. de C.V.
7303 1511 940 234 Telecom Argentina S.A.
11830 1479 368 52 Instituto Costarricense de El
6503 1475 437 56 Axtel, S.A.B. de C.V.
6147 1171 377 27 Telefonica del Peru S.A.A.
3816 1007 480 171 COLOMBIA TELECOMUNICACIONES S
26615 1005 2325 34 Tim Celular S.A.
7738 994 1882 40 Telemar Norte Leste S.A.
11172 907 126 77 Alestra, S. de R.L. de C.V.
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 1089 402 45 Link Egypt (Link.NET)
37611 651 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
36992 509 1359 27 ETISALAT MISR
8452 504 1472 15 TE-AS
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
2018 257 327 74 TENET (The UNINET Project)
36947 248 855 15 Telecom Algeria
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 3475 540 161 Telmex Colombia S.A.
7545 3339 356 220 TPG Telecom Limited
22773 3244 2947 137 Cox Communications Inc.
17974 2946 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2567 983 1845 Akamai International B.V.
9829 2451 1465 461 National Internet Backbone
4766 2449 11137 826 Korea Telecom
6389 2299 3671 41 BellSouth.net Inc.
8151 2253 3419 573 Uninet S.A. de C.V.
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 3339 3119 TPG Telecom Limited
22773 3244 3107 Cox Communications Inc.
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2946 2850 PT Telekomunikasi Indonesia
6389 2299 2258 BellSouth.net Inc.
9829 2451 1990 National Internet Backbone
18566 2195 1920 MegaPath Corporation
9808 1903 1884 Guangdong Mobile Communicatio
4755 2095 1852 TATA Communications formerly
8151 2253 1680 Uninet S.A. de C.V.
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
56687 UNALLOCATED 5.61.72.0/21 42337 Respina Networks & B
50892 UNALLOCATED 5.160.16.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.17.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.18.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.19.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.20.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.21.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.22.0/24 42337 Respina Networks & B
50892 UNALLOCATED 5.160.23.0/24 42337 Respina Networks & B
62318 UNALLOCATED 5.160.30.0/24 42337 Respina Networks & B
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.112.0/20 62788 >>UNKNOWN<<
23.249.144.0/20 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
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<<
41.73.7.0/24 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 /9:13 /10:35 /11:101 /12:265
/13:508 /14:1026 /15:1749 /16:12962 /17:7425 /18:12366
/19:25271 /20:36396 /21:38381 /22:64722 /23:56257 /24:323428
/25:74 /26:69 /27:28 /28:28 /29:43 /30:2
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2901 SaudiNet, Saudi Telecom Compa
22773 2474 3244 Cox Communications Inc.
18566 2097 2195 MegaPath Corporation
30036 1505 1690 Mediacom Communications Corp
6389 1477 2299 BellSouth.net Inc.
10620 1377 3475 Telmex Colombia S.A.
6983 1338 1689 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1194 1290 CABLE ONE, INC.
6849 968 1148 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1554 2:738 4:20 5:2032 6:31 8:933
12:1782 13:39 14:1667 15:45 16:2 17:84
18:90 20:48 22:1 23:1477 24:1769 27:2276
31:1682 32:38 33:2 34:2 35:5 36:288
37:2222 38:1213 39:25 40:80 41:2807 42:380
43:1725 44:43 45:1884 46:2472 47:78 49:1168
50:867 51:34 52:193 54:331 55:5 56:7
57:38 58:1478 59:801 60:341 61:1796 62:1488
63:1927 64:4410 65:2159 66:4237 67:2176 68:1087
69:3249 70:1100 71:475 72:1985 74:2534 75:343
76:338 77:1375 78:1244 79:804 80:1257 81:1331
82:930 83:700 84:808 85:1606 86:470 87:1080
88:560 89:1974 90:173 91:6022 92:893 93:2307
94:2315 95:2302 96:476 97:359 98:932 99:46
100:75 101:1011 103:10725 104:2428 105:124 106:399
107:1165 108:644 109:2156 110:1243 111:1642 112:1001
113:1128 114:1039 115:1590 116:1528 117:1431 118:1975
119:1601 120:905 121:1120 122:2122 123:2004 124:1513
125:1622 128:683 129:392 130:407 131:1328 132:556
133:176 134:441 135:127 136:374 137:348 138:1716
139:272 140:474 141:450 142:624 143:898 144:689
145:159 146:847 147:612 148:1469 149:504 150:644
151:883 152:608 153:280 154:621 155:931 156:499
157:438 158:337 159:1026 160:485 161:708 162:2268
163:535 164:864 165:1046 166:310 167:1142 168:1849
169:664 170:1603 171:263 172:564 173:1634 174:745
175:707 176:1734 177:4019 178:2189 179:1139 180:2036
181:1768 182:1857 183:969 184:795 185:6405 186:2980
187:2127 188:2103 189:1706 190:7689 191:1236 192:8870
193:5721 194:4382 195:3752 196:1705 197:1050 198:5482
199:5676 200:6975 201:3765 202:9324 203:9573 204:4466
205:2722 206:2885 207:3076 208:4034 209:3808 210:3351
211:1795 212:2604 213:2220 214:856 215:70 216:5774
217:1947 218:725 219:385 220:1691 221:866 222:456
223:1214
End of report