Routing Table Report 09:00 +10GMT Fri 27 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 581656
Prefixes after maximum aggregation (per Origin AS): 216181
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 290954
Total ASes present in the Internet Routing Table: 53719
Prefixes per ASN: 10.83
Origin-only ASes present in the Internet Routing Table: 36499
Origin ASes announcing only one prefix: 15625
Transit ASes present in the Internet Routing Table: 6390
Transit-only ASes present in the Internet Routing Table: 162
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) 31
Prefixes from unregistered ASNs in the Routing Table: 895
Unregistered ASNs in the Routing Table: 342
Number of 32-bit ASNs allocated by the RIRs: 14022
Number of 32-bit ASNs visible in the Routing Table: 10830
Prefixes from 32-bit ASNs in the Routing Table: 42323
Number of bogon 32-bit ASNs visible in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 373
Number of addresses announced to Internet: 2807292672
Equivalent to 167 /8s, 83 /16s and 227 /24s
Percentage of available address space announced: 75.8
Percentage of allocated address space announced: 75.8
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: 191483
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 142447
Total APNIC prefixes after maximum aggregation: 41413
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 153532
Unique aggregates announced from the APNIC address blocks: 66931
APNIC Region origin ASes present in the Internet Routing Table: 5136
APNIC Prefixes per ASN: 29.89
APNIC Region origin ASes announcing only one prefix: 1188
APNIC Region transit ASes present in the Internet Routing Table: 876
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: 2084
Number of APNIC addresses announced to Internet: 753354816
Equivalent to 44 /8s, 231 /16s and 72 /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: 180029
Total ARIN prefixes after maximum aggregation: 88911
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 185392
Unique aggregates announced from the ARIN address blocks: 87997
ARIN Region origin ASes present in the Internet Routing Table: 16300
ARIN Prefixes per ASN: 11.37
ARIN Region origin ASes announcing only one prefix: 5821
ARIN Region transit ASes present in the Internet Routing Table: 1687
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: 1223
Number of ARIN addresses announced to Internet: 1099480832
Equivalent to 65 /8s, 136 /16s and 191 /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, 393216-397212
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: 141802
Total RIPE prefixes after maximum aggregation: 70448
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 150977
Unique aggregates announced from the RIPE address blocks: 93785
RIPE Region origin ASes present in the Internet Routing Table: 18060
RIPE Prefixes per ASN: 8.36
RIPE Region origin ASes announcing only one prefix: 7862
RIPE Region transit ASes present in the Internet Routing Table: 3034
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: 4795
Number of RIPE addresses announced to Internet: 704178880
Equivalent to 41 /8s, 248 /16s and 234 /24s
Percentage of available RIPE address space announced: 102.4
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: 60946
Total LACNIC prefixes after maximum aggregation: 12158
LACNIC Deaggregation factor: 5.01
Prefixes being announced from the LACNIC address blocks: 75423
Unique aggregates announced from the LACNIC address blocks: 36096
LACNIC Region origin ASes present in the Internet Routing Table: 2474
LACNIC Prefixes per ASN: 30.49
LACNIC Region origin ASes announcing only one prefix: 575
LACNIC Region transit ASes present in the Internet Routing Table: 559
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2513
Number of LACNIC addresses announced to Internet: 171112448
Equivalent to 10 /8s, 50 /16s and 248 /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: 14061
Total AfriNIC prefixes after maximum aggregation: 3214
AfriNIC Deaggregation factor: 4.37
Prefixes being announced from the AfriNIC address blocks: 15959
Unique aggregates announced from the AfriNIC address blocks: 5805
AfriNIC Region origin ASes present in the Internet Routing Table: 732
AfriNIC Prefixes per ASN: 21.80
AfriNIC Region origin ASes announcing only one prefix: 179
AfriNIC Region transit ASes present in the Internet Routing Table: 166
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 215
Number of AfriNIC addresses announced to Internet: 78729984
Equivalent to 4 /8s, 177 /16s and 83 /24s
Percentage of available AfriNIC address space announced: 78.2
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
7545 3338 356 222 TPG Telecom Limited
17974 2946 914 96 PT Telekomunikasi Indonesia
9829 2522 1478 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
4755 2093 432 241 TATA Communications formerly
9808 1962 8652 34 Guangdong Mobile Communicatio
9583 1510 122 556 Sify Limited
38197 1502 93 226 Sun Network (Hong Kong) Limit
9498 1441 359 120 BHARTI Airtel Ltd.
24560 1389 480 210 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 3330 2947 138 Cox Communications Inc.
6389 2298 3671 41 BellSouth.net Inc.
18566 2195 394 275 MegaPath Corporation
20115 1921 1938 405 Charter Communications
6983 1689 849 232 EarthLink, Inc.
30036 1689 336 423 Mediacom Communications Corp
209 1686 4969 773 Qwest Communications Company,
4323 1494 1000 367 tw telecom holdings, inc.
701 1290 10718 698 MCI Communications Services,
11492 1283 234 584 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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2604 1002 1871 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1229 998 88 France Telecom Espana SA
8551 1198 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1115 544 15 OJSC "Vimpelcom"
13188 1094 98 65 TOV "Bank-Inform"
31148 1028 47 44 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 3471 540 161 Telmex Colombia S.A.
8151 2254 3419 576 Uninet S.A. de C.V.
7303 1511 940 234 Telecom Argentina S.A.
11830 1478 368 51 Instituto Costarricense de El
6503 1475 437 56 Axtel, S.A.B. de C.V.
3816 1008 480 172 COLOMBIA TELECOMUNICACIONES S
26615 1007 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.
18881 869 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
24863 1088 402 45 Link Egypt (Link.NET)
37611 649 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
36992 509 1359 27 ETISALAT MISR
8452 496 1472 15 TE-AS
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
15399 285 35 10 Wananchi Group (Kenya) Limite
2018 257 327 74 TENET (The UNINET Project)
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 3471 540 161 Telmex Colombia S.A.
7545 3338 356 222 TPG Telecom Limited
22773 3330 2947 138 Cox Communications Inc.
17974 2946 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2604 1002 1871 Akamai International B.V.
9829 2522 1478 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
6389 2298 3671 41 BellSouth.net Inc.
8151 2254 3419 576 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
22773 3330 3192 Cox Communications Inc.
7545 3338 3116 TPG Telecom Limited
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2946 2850 PT Telekomunikasi Indonesia
6389 2298 2257 BellSouth.net Inc.
9829 2522 2025 National Internet Backbone
9808 1962 1928 Guangdong Mobile Communicatio
18566 2195 1920 MegaPath Corporation
4755 2093 1852 TATA Communications formerly
8151 2254 1678 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
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited
16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited
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
27205 UNALLOCATED 8.38.16.0/22 32787 Prolexic Technologie
27205 UNALLOCATED 8.38.20.0/22 32787 Prolexic Technologie
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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<<
41.73.8.0/24 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
/13:511 /14:1027 /15:1749 /16:12971 /17:7415 /18:12352
/19:25268 /20:36463 /21:38404 /22:64825 /23:56266 /24:323725
/25:71 /26:65 /27:28 /28:28 /29:43 /30:2
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2901 SaudiNet, Saudi Telecom Compa
22773 2558 3330 Cox Communications Inc.
18566 2097 2195 MegaPath Corporation
30036 1504 1689 Mediacom Communications Corp
6389 1476 2298 BellSouth.net Inc.
10620 1376 3471 Telmex Colombia S.A.
6983 1339 1689 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1186 1283 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)
----------------------------------------------
1:1556 2:746 4:20 5:2035 6:31 8:936
12:1778 13:39 14:1669 15:45 16:2 17:84
18:90 20:48 22:1 23:1498 24:1763 27:2272
31:1761 32:38 33:2 34:2 35:5 36:292
37:2216 38:1217 39:25 40:80 41:2869 42:381
43:1709 44:43 45:1911 46:2472 47:77 49:1167
50:869 51:33 52:202 54:331 55:6 56:7
57:40 58:1474 59:798 60:342 61:1797 62:1493
63:1929 64:4429 65:2158 66:4246 67:2188 68:1089
69:3255 70:1156 71:476 72:2001 74:2530 75:344
76:342 77:1376 78:1278 79:820 80:1264 81:1343
82:935 83:697 84:815 85:1606 86:469 87:1080
88:562 89:1978 90:172 91:6019 92:907 93:2319
94:2373 95:2306 96:500 97:359 98:929 99:46
100:75 101:1012 103:10778 104:2423 105:122 106:405
107:1170 108:646 109:2165 110:1235 111:1640 112:1006
113:1154 114:1047 115:1591 116:1534 117:1434 118:1984
119:1601 120:920 121:1117 122:2123 123:2011 124:1523
125:1623 128:688 129:391 130:410 131:1337 132:555
133:176 134:440 135:127 136:371 137:345 138:1722
139:271 140:474 141:450 142:625 143:891 144:695
145:159 146:849 147:622 148:1469 149:507 150:637
151:883 152:608 153:280 154:618 155:931 156:502
157:446 158:336 159:1024 160:488 161:714 162:2265
163:533 164:867 165:1042 166:310 167:1148 168:1872
169:667 170:1611 171:263 172:568 173:1637 174:746
175:709 176:1731 177:4022 178:2188 179:1147 180:2034
181:1660 182:1828 183:974 184:807 185:6459 186:2970
187:2133 188:2089 189:1690 190:7388 191:1241 192:8875
193:5727 194:4378 195:3747 196:1670 197:1078 198:5492
199:5677 200:6919 201:3680 202:9380 203:9564 204:4473
205:2723 206:2885 207:3084 208:4039 209:3815 210:3351
211:1791 212:2596 213:2228 214:856 215:71 216:5784
217:1956 218:728 219:385 220:1689 221:864 222:455
223:1218
End of report