Routing Table Report 04:00 +10GMT Wed 16 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 469505
Prefixes after maximum aggregation: 189179
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232916
Total ASes present in the Internet Routing Table: 45193
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35268
Origin ASes announcing only one prefix: 16271
Transit ASes present in the Internet Routing Table: 5914
Transit-only ASes present in the Internet Routing Table: 161
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 35
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 308
Unregistered ASNs in the Routing Table: 174
Number of 32-bit ASNs allocated by the RIRs: 5190
Number of 32-bit ASNs visible in the Routing Table: 4011
Prefixes from 32-bit ASNs in the Routing Table: 12422
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 743
Number of addresses announced to Internet: 2648206100
Equivalent to 157 /8s, 216 /16s and 107 /24s
Percentage of available address space announced: 71.5
Percentage of allocated address space announced: 71.5
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: 164461
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111288
Total APNIC prefixes after maximum aggregation: 33852
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113332
Unique aggregates announced from the APNIC address blocks: 46753
APNIC Region origin ASes present in the Internet Routing Table: 4872
APNIC Prefixes per ASN: 23.26
APNIC Region origin ASes announcing only one prefix: 1227
APNIC Region transit ASes present in the Internet Routing Table: 830
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 704
Number of APNIC addresses announced to Internet: 728177664
Equivalent to 43 /8s, 103 /16s and 28 /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: 163024
Total ARIN prefixes after maximum aggregation: 81470
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163482
Unique aggregates announced from the ARIN address blocks: 75959
ARIN Region origin ASes present in the Internet Routing Table: 15907
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6019
ARIN Region transit ASes present in the Internet Routing Table: 1657
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 25
Number of ARIN addresses announced to Internet: 1073169408
Equivalent to 63 /8s, 247 /16s and 68 /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: 118836
Total RIPE prefixes after maximum aggregation: 61303
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122432
Unique aggregates announced from the RIPE address blocks: 79041
RIPE Region origin ASes present in the Internet Routing Table: 17468
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8264
RIPE Region transit ASes present in the Internet Routing Table: 2822
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2412
Number of RIPE addresses announced to Internet: 656397540
Equivalent to 39 /8s, 31 /16s and 212 /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: 52071
Total LACNIC prefixes after maximum aggregation: 9917
LACNIC Deaggregation factor: 5.25
Prefixes being announced from the LACNIC address blocks: 57166
Unique aggregates announced from the LACNIC address blocks: 26560
LACNIC Region origin ASes present in the Internet Routing Table: 2041
LACNIC Prefixes per ASN: 28.01
LACNIC Region origin ASes announcing only one prefix: 567
LACNIC Region transit ASes present in the Internet Routing Table: 386
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 864
Number of LACNIC addresses announced to Internet: 140581168
Equivalent to 8 /8s, 97 /16s and 25 /24s
Percentage of available LACNIC address space announced: 83.8
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: 11700
Total AfriNIC prefixes after maximum aggregation: 2537
AfriNIC Deaggregation factor: 4.61
Prefixes being announced from the AfriNIC address blocks: 12350
Unique aggregates announced from the AfriNIC address blocks: 3982
AfriNIC Region origin ASes present in the Internet Routing Table: 657
AfriNIC Prefixes per ASN: 18.80
AfriNIC Region origin ASes announcing only one prefix: 194
AfriNIC Region transit ASes present in the Internet Routing Table: 133
Average AfriNIC Region AS path length visible: 4.8
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: 47784448
Equivalent to 2 /8s, 217 /16s and 34 /24s
Percentage of available AfriNIC address space announced: 47.5
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
4766 2943 11563 946 Korea Telecom (KIX)
17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA
7545 2086 319 111 TPG Internet Pty Ltd
4755 1778 391 187 TATA Communications formerly
9829 1556 1241 43 BSNL National Internet Backbo
9498 1204 309 74 BHARTI Airtel Ltd.
4808 1191 2131 347 CNCGROUP IP network: China169
9583 1183 90 513 Sify Limited
7552 1171 1146 10 Vietel Corporation
24560 1091 380 164 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3058 3689 57 BellSouth.net Inc.
22773 2172 2943 140 Cox Communications, Inc.
18566 2066 382 184 Covad Communications
1785 2020 679 126 PaeTec Communications, Inc.
20115 1678 1651 615 Charter Communications
4323 1617 1103 419 Time Warner Telecom
701 1516 11148 789 UUNET Technologies, Inc.
30036 1386 311 568 Mediacom Communications Corp
7018 1331 17506 858 AT&T WorldNet Services
6983 1294 771 579 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1850 544 17 OJSC "Vimpelcom"
34984 1361 244 219 TELLCOM ILETISIM HIZMETLERI A
20940 1059 390 815 Akamai Technologies European
31148 995 44 20 FreeNet ISP
6830 891 2332 425 UPC Distribution Services
13188 875 99 62 TOV "Bank-Inform"
8551 757 370 41 Bezeq International
12479 685 799 49 Uni2 Autonomous System
35228 541 246 16 Avatar Broadband Limited
34744 516 157 53 SC GVM SISTEM 2003 SRL
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3413 1772 91 NET Servicos de Comunicao S.A
10620 2602 423 249 TVCABLE BOGOTA
7303 1724 1135 233 Telecom Argentina Stet-France
18881 1471 844 20 Global Village Telecom
8151 1344 2817 416 UniNet S.A. de C.V.
11830 864 364 15 Instituto Costarricense de El
27947 840 93 90 Telconet S.A
6147 802 373 27 Telefonica Del Peru
6503 787 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.rand.apnic.net/current/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 881 274 29 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 426 956 9 TEDATA
24835 292 80 8 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
29571 223 17 11 Ci Telecom Autonomous system
36992 222 501 28 Etisalat MISR
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3413 1772 91 NET Servicos de Comunicao S.A
6389 3058 3689 57 BellSouth.net Inc.
4766 2943 11563 946 Korea Telecom (KIX)
17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA
10620 2602 423 249 TVCABLE BOGOTA
22773 2172 2943 140 Cox Communications, Inc.
7545 2086 319 111 TPG Internet Pty Ltd
18566 2066 382 184 Covad Communications
1785 2020 679 126 PaeTec Communications, Inc.
36998 1864 112 5 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3058 3001 BellSouth.net Inc.
17974 2714 2624 PT TELEKOMUNIKASI INDONESIA
10620 2602 2353 TVCABLE BOGOTA
22773 2172 2032 Cox Communications, Inc.
4766 2943 1997 Korea Telecom (KIX)
7545 2086 1975 TPG Internet Pty Ltd
1785 2020 1894 PaeTec Communications, Inc.
18566 2066 1882 Covad Communications
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1850 1833 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
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 12.45.103.0/24 209 Qwest
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 36086 Broad Communications Technolo
23.91.0.0/19 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 40676 Psychz Networks
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.164.0/22 36493 3757277 Canada Inc. (oa 295.c
Complete listing at http://thyme.rand.apnic.net/current/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 /12:251
/13:482 /14:915 /15:1627 /16:12825 /17:6709 /18:11221
/19:22991 /20:32627 /21:35347 /22:49948 /23:43099 /24:248782
/25:901 /26:990 /27:479 /28:48 /29:79 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2017 2066 Covad Communications
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1709 3058 BellSouth.net Inc.
8402 1541 1850 OJSC "Vimpelcom"
22773 1442 2172 Cox Communications, Inc.
30036 1240 1386 Mediacom Communications Corp
11492 1192 1233 Cable One
1785 1085 2020 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 966 1242 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:846 2:812 3:3 4:17 5:990 6:20
8:615 12:1894 13:3 14:876 15:11 16:3
17:17 18:19 20:21 23:471 24:1716 27:1616
31:1470 32:45 33:2 34:5 36:81 37:1841
38:913 39:3 40:181 41:3262 42:249 44:14
46:2027 47:6 49:682 50:837 52:12 54:39
55:3 56:2 57:26 58:1167 59:574 60:358
61:1478 62:1191 63:1980 64:4554 65:2346 66:4153
67:2123 68:1099 69:3292 70:872 71:496 72:2018
74:2570 75:326 76:307 77:1159 78:1090 79:652
80:1332 81:1017 82:622 83:588 84:598 85:1222
86:453 87:1021 88:557 89:1736 90:157 91:5640
92:606 93:1605 94:2037 95:1627 96:518 97:342
98:1049 99:42 100:31 101:616 103:3377 105:522
106:143 107:211 108:509 109:1911 110:972 111:1133
112:582 113:790 114:717 115:1037 116:988 117:831
118:1172 119:1293 120:379 121:746 122:1881 123:1217
124:1364 125:1428 128:649 129:234 130:324 131:670
132:347 133:158 134:548 135:67 136:278 137:240
138:348 139:179 140:197 141:315 142:547 143:417
144:498 145:96 146:518 147:401 148:707 149:352
150:156 151:614 152:414 153:201 154:51 155:486
156:284 157:425 158:282 159:773 160:354 161:455
162:780 163:227 164:634 165:563 166:258 167:621
168:1047 169:128 170:1114 171:191 172:25 173:1616
174:678 175:507 176:1239 177:2349 178:1922 179:186
180:1573 181:758 182:1342 183:481 184:654 185:941
186:2613 187:1478 188:1884 189:1295 190:7206 192:7063
193:5417 194:4026 195:3321 196:1327 197:1027 198:4734
199:5475 200:6096 201:2535 202:8931 203:8880 204:4533
205:2637 206:2838 207:2917 208:3999 209:3645 210:2978
211:1573 212:2206 213:2015 214:899 215:93 216:5364
217:1686 218:622 219:315 220:1279 221:557 222:319
223:506
End of report