* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Thu 14 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 467476
Prefixes after maximum aggregation: 187991
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234056
Total ASes present in the Internet Routing Table: 45313
Prefixes per ASN: 10.32
Origin-only ASes present in the Internet Routing Table: 35380
Origin ASes announcing only one prefix: 16288
Transit ASes present in the Internet Routing Table: 5795
Transit-only ASes present in the Internet Routing Table: 150
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 37
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 7652
Unregistered ASNs in the Routing Table: 639
Number of 32-bit ASNs allocated by the RIRs: 5339
Number of 32-bit ASNs visible in the Routing Table: 4138
Prefixes from 32-bit ASNs in the Routing Table: 12887
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1128
Number of addresses announced to Internet: 2652360288
Equivalent to 158 /8s, 23 /16s and 206 /24s
Percentage of available address space announced: 71.6
Percentage of allocated address space announced: 71.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.1
Total number of prefixes smaller than registry allocations: 164111
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107444
Total APNIC prefixes after maximum aggregation: 33281
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109631
Unique aggregates announced from the APNIC address blocks: 47443
APNIC Region origin ASes present in the Internet Routing Table: 4844
APNIC Prefixes per ASN: 22.63
APNIC Region origin ASes announcing only one prefix: 1239
APNIC Region transit ASes present in the Internet Routing Table: 812
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 737
Number of APNIC addresses announced to Internet: 728391936
Equivalent to 43 /8s, 106 /16s and 97 /24s
Percentage of available APNIC address space announced: 85.1
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
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: 162036
Total ARIN prefixes after maximum aggregation: 81288
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162657
Unique aggregates announced from the ARIN address blocks: 75971
ARIN Region origin ASes present in the Internet Routing Table: 15869
ARIN Prefixes per ASN: 10.25
ARIN Region origin ASes announcing only one prefix: 6005
ARIN Region transit ASes present in the Internet Routing Table: 1608
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: 34
Number of ARIN addresses announced to Internet: 1072971776
Equivalent to 63 /8s, 244 /16s and 64 /24s
Percentage of available ARIN address space announced: 56.8
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: 120426
Total RIPE prefixes after maximum aggregation: 60887
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 124255
Unique aggregates announced from the RIPE address blocks: 78776
RIPE Region origin ASes present in the Internet Routing Table: 17498
RIPE Prefixes per ASN: 7.10
RIPE Region origin ASes announcing only one prefix: 8291
RIPE Region transit ASes present in the Internet Routing Table: 2784
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: 2468
Number of RIPE addresses announced to Internet: 656535904
Equivalent to 39 /8s, 33 /16s and 241 /24s
Percentage of available RIPE address space announced: 95.4
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, 196608-200191
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: 52370
Total LACNIC prefixes after maximum aggregation: 9799
LACNIC Deaggregation factor: 5.34
Prefixes being announced from the LACNIC address blocks: 57442
Unique aggregates announced from the LACNIC address blocks: 26958
LACNIC Region origin ASes present in the Internet Routing Table: 2032
LACNIC Prefixes per ASN: 28.27
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 382
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 893
Number of LACNIC addresses announced to Internet: 142732800
Equivalent to 8 /8s, 129 /16s and 238 /24s
Percentage of available LACNIC address space announced: 85.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus 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: 11744
Total AfriNIC prefixes after maximum aggregation: 2588
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12363
Unique aggregates announced from the AfriNIC address blocks: 3992
AfriNIC Region origin ASes present in the Internet Routing Table: 679
AfriNIC Prefixes per ASN: 18.21
AfriNIC Region origin ASes announcing only one prefix: 200
AfriNIC Region transit ASes present in the Internet Routing Table: 129
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6
Number of AfriNIC addresses announced to Internet: 48014336
Equivalent to 2 /8s, 220 /16s and 164 /24s
Percentage of available AfriNIC address space announced: 47.7
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 2711 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2136 11550 641 Korea Telecom (KIX)
7545 2095 319 112 TPG Internet Pty Ltd
4755 1772 391 189 TATA Communications formerly
9829 1545 1245 45 BSNL National Internet Backbo
9583 1242 94 508 Sify Limited
9498 1213 309 74 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1095 380 163 Bharti Airtel Ltd., Telemedia
4808 1087 2024 312 CNCGROUP IP network: China169
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
6389 3054 3688 56 BellSouth.net Inc.
22773 2199 2939 139 Cox Communications, Inc.
18566 2058 379 178 MegaPath Corporation
1785 2039 685 131 PaeTec Communications, Inc.
20115 1683 1653 608 Charter Communications
4323 1643 1113 417 Time Warner Telecom
701 1506 11146 782 MCI Communications Services,
30036 1384 312 579 Mediacom Communications Corp
7018 1343 17795 881 AT&T WorldNet Services
6983 1294 771 579 ITC^Deltacom
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
8402 1902 544 17 OJSC "Vimpelcom"
3352 1883 2396 44 Ibernet, Internet Access Netw
34984 1363 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1122 414 851 Akamai Technologies European
31148 1006 44 19 FreeNet ISP
13188 889 99 48 TOV "Bank-Inform"
6849 861 356 30 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 776 2328 428 UPC Distribution Services
12479 679 798 55 Uni2 Autonomous System
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
28573 3437 1791 87 NET Servicos de Comunicao S.A
10620 2652 430 226 >>UNKNOWN<<
7303 1728 1150 231 Telecom Argentina Stet-France
18881 1549 908 20 Global Village Telecom
8151 1348 2851 409 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 819 94 91 Telconet S.A
6147 814 373 27 Telefonica Del Peru
6503 792 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
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
36998 1864 112 5 Sudanese Mobile Telephone (ZA
24863 886 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 417 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 229 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
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
28573 3437 1791 87 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
17974 2711 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2652 430 226 >>UNKNOWN<<
22773 2199 2939 139 Cox Communications, Inc.
4766 2136 11550 641 Korea Telecom (KIX)
7545 2095 319 112 TPG Internet Pty Ltd
18566 2058 379 178 MegaPath Corporation
1785 2039 685 131 PaeTec Communications, Inc.
8402 1902 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3054 2998 BellSouth.net Inc.
17974 2711 2622 PT TELEKOMUNIKASI INDONESIA
10620 2652 2426 >>UNKNOWN<<
22773 2199 2060 Cox Communications, Inc.
7545 2095 1983 TPG Internet Pty Ltd
1785 2039 1908 PaeTec Communications, Inc.
8402 1902 1885 OJSC "Vimpelcom"
18566 2058 1880 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
3352 1883 1839 Ibernet, Internet Access Netw
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio
62734 UNALLOCATED 8.31.128.0/24 3356 Level 3 Communicatio
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 3257 Tiscali Intl Network
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
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 /9:11 /10:31 /11:92 /12:253
/13:469 /14:912 /15:1608 /16:12760 /17:6650 /18:11080
/19:22820 /20:32574 /21:35502 /22:49648 /23:44042 /24:248604
/25:46 /26:38 /27:26 /28:38 /29:37 /30:187
/31:11 /32:21
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2012 2058 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1573 1902 OJSC "Vimpelcom"
3352 1475 1883 Ibernet, Internet Access Netw
22773 1458 2199 Cox Communications, Inc.
30036 1230 1384 Mediacom Communications Corp
11492 1190 1228 Cable One
1785 1086 2039 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:898 2:846 3:3 4:17 5:1033 6:21
8:616 12:1898 13:3 14:872 15:11 16:3
17:17 18:19 20:21 23:557 24:1742 27:1630
31:1435 32:43 33:2 34:5 36:84 37:1918
38:914 39:5 40:182 41:3238 42:265 44:13
46:2016 47:10 49:687 50:832 52:12 54:43
55:7 56:4 57:26 58:1088 59:566 60:375
61:1453 62:1233 63:1981 64:4329 65:2344 66:4146
67:2114 68:1107 69:3298 70:870 71:489 72:2043
74:2556 75:325 76:296 77:1155 78:1027 79:676
80:1640 81:1146 82:662 83:674 84:584 85:1256
86:380 87:1006 88:619 89:1554 90:150 91:5648
92:621 93:1604 94:2034 95:1633 96:509 97:346
98:1033 99:40 100:31 101:386 103:3556 105:527
106:141 107:215 108:516 109:1938 110:970 111:1079
112:587 113:806 114:726 115:1002 116:993 117:817
118:1175 119:1252 120:322 121:732 122:1784 123:1239
124:1361 125:1430 128:639 129:230 130:315 131:654
132:357 133:158 134:547 135:72 136:282 137:244
138:352 139:171 140:167 141:318 142:531 143:422
144:497 145:89 146:518 147:396 148:718 149:367
150:135 151:650 152:411 153:206 154:53 155:506
156:290 157:369 158:280 159:693 160:360 161:452
162:853 163:202 164:625 165:580 166:258 167:634
168:1038 169:120 170:1117 171:185 172:27 173:1592
174:688 175:504 176:1298 177:2467 178:1970 179:295
180:1588 181:864 182:1372 183:462 184:667 185:1013
186:2647 187:1446 188:1861 189:1260 190:7266 192:6987
193:5403 194:4042 195:3354 196:1332 197:1058 198:4696
199:5454 200:6050 201:2517 202:8805 203:8829 204:4466
205:2627 206:2749 207:2766 208:4009 209:3640 210:2899
211:1558 212:2174 213:1977 214:903 215:91 216:5423
217:1691 218:617 219:316 220:1273 221:578 222:327
223:502
End of report
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