Routing Table Report 08:00 +10GMT Sat 28 Jan, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 621392
Prefixes after maximum aggregation (per Origin AS): 221185
Deaggregation factor: 2.81
Unique aggregates announced (without unneeded subnets): 305313
Total ASes present in the Internet Routing Table: 55610
Prefixes per ASN: 11.17
Origin-only ASes present in the Internet Routing Table: 36099
Origin ASes announcing only one prefix: 15225
Transit ASes present in the Internet Routing Table: 6631
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 180
Unregistered ASNs in the Routing Table: 52
Number of 32-bit ASNs allocated by the RIRs: 17080
Number of 32-bit ASNs visible in the Routing Table: 12880
Prefixes from 32-bit ASNs in the Routing Table: 53046
Number of bogon 32-bit ASNs visible in the Routing Table: 883
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 385
Number of addresses announced to Internet: 2850991616
Equivalent to 169 /8s, 238 /16s and 174 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.4
Total number of prefixes smaller than registry allocations: 207499
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 148178
Total APNIC prefixes after maximum aggregation: 42529
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 164023
Unique aggregates announced from the APNIC address blocks: 71083
APNIC Region origin ASes present in the Internet Routing Table: 5142
APNIC Prefixes per ASN: 31.90
APNIC Region origin ASes announcing only one prefix: 1154
APNIC Region transit ASes present in the Internet Routing Table: 929
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 53
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2633
Number of APNIC addresses announced to Internet: 758751744
Equivalent to 45 /8s, 57 /16s and 162 /24s
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, 64297-64395, 131072-137529
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: 187836
Total ARIN prefixes after maximum aggregation: 89275
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 194743
Unique aggregates announced from the ARIN address blocks: 89728
ARIN Region origin ASes present in the Internet Routing Table: 16042
ARIN Prefixes per ASN: 12.14
ARIN Region origin ASes announcing only one prefix: 5599
ARIN Region transit ASes present in the Internet Routing Table: 1733
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1728
Number of ARIN addresses announced to Internet: 1102686976
Equivalent to 65 /8s, 185 /16s and 171 /24s
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: 151846
Total RIPE prefixes after maximum aggregation: 73476
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 163487
Unique aggregates announced from the RIPE address blocks: 99359
RIPE Region origin ASes present in the Internet Routing Table: 18158
RIPE Prefixes per ASN: 9.00
RIPE Region origin ASes announcing only one prefix: 7755
RIPE Region transit ASes present in the Internet Routing Table: 3110
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 43
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5111
Number of RIPE addresses announced to Internet: 709664000
Equivalent to 42 /8s, 76 /16s and 157 /24s
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, 64396-64495
196608-207259
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: 63777
Total LACNIC prefixes after maximum aggregation: 12582
LACNIC Deaggregation factor: 5.07
Prefixes being announced from the LACNIC address blocks: 80845
Unique aggregates announced from the LACNIC address blocks: 38021
LACNIC Region origin ASes present in the Internet Routing Table: 2478
LACNIC Prefixes per ASN: 32.63
LACNIC Region origin ASes announcing only one prefix: 547
LACNIC Region transit ASes present in the Internet Routing Table: 591
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3120
Number of LACNIC addresses announced to Internet: 170901504
Equivalent to 10 /8s, 47 /16s and 192 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-266652 + 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: 15429
Total AfriNIC prefixes after maximum aggregation: 3316
AfriNIC Deaggregation factor: 4.65
Prefixes being announced from the AfriNIC address blocks: 17908
Unique aggregates announced from the AfriNIC address blocks: 6788
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 24.43
AfriNIC Region origin ASes announcing only one prefix: 170
AfriNIC Region transit ASes present in the Internet Routing Table: 188
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 288
Number of AfriNIC addresses announced to Internet: 86269184
Equivalent to 5 /8s, 36 /16s and 93 /24s
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 3571 390 248 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2976 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2697 1500 540 BSNL-NIB National Internet Backbone, IN
4766 2335 11133 733 KIXS-AS-KR Korea Telecom, KR
9808 2212 8698 31 CMNET-GD Guangdong Mobile Communication
4755 2050 428 215 TATACOMM-AS TATA Communications formerl
45899 1881 1308 97 VNPT-AS-VN VNPT Corp, VN
24560 1560 565 245 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
9583 1553 120 544 SIFY-AS-IN Sify Limited, IN
7552 1504 1103 62 VIETEL-AS-AP Viettel Corporation, VN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3631 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3299 1333 83 SHAW - Shaw Communications Inc., CA
18566 2187 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1963 2031 403 CHARTER-NET-HKY-NC - Charter Communicat
209 1706 5066 633 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1701 320 456 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16509 1695 3232 526 AMAZON-02 - Amazon.com, Inc., US
6983 1681 849 228 ITCDELTA - Earthlink, Inc., US
701 1559 10611 653 UUNET - MCI Communications Services, In
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3334 171 18 ALJAWWALSTC-AS , SA
20940 2983 1122 2126 AKAMAI-ASN1 , US
9121 2202 1707 94 TTNET , TR
34984 1989 327 377 TELLCOM-AS , TR
13188 1598 99 62 TRIOLAN , UA
12479 1448 1033 51 UNI2-AS , ES
8551 1352 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1313 355 22 UKRTELNET , UA
8402 1088 544 15 CORBINA-AS OJSC "Vimpelcom", RU
9198 1011 352 25 KAZTELECOM-AS , KZ
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3534 545 171 Telmex Colombia S.A., CO
8151 2471 3379 551 Uninet S.A. de C.V., MX
11830 1801 368 66 Instituto Costarricense de Electricidad
6503 1541 437 54 Axtel, S.A.B. de C.V., MX
7303 1526 974 254 Telecom Argentina S.A., AR
6147 1296 377 27 Telefonica del Peru S.A.A., PE
28573 1059 2271 178 CLARO S.A., BR
11664 992 279 32 Techtel LMDS Comunicaciones Interactiva
3816 991 477 177 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 916 125 78 Alestra, S. de R.L. de C.V., MX
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1293 398 42 LINKdotNET-AS, EG
36903 719 361 123 MT-MPLS, MA
37611 686 67 6 Afrihost, ZA
36992 588 1375 26 ETISALAT-MISR, EG
24835 491 658 16 RAYA-AS, EG
8452 484 1474 16 TE-AS TE-AS, EG
37492 385 324 75 ORANGE-TN, TN
29571 367 36 10 CITelecom-AS, CI
15399 321 35 6 WANANCHI-KE, KE
2018 288 327 74 TENET-1, ZA
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3631 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3571 390 248 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3534 545 171 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3299 1333 83 SHAW - Shaw Communications Inc., CA
20940 2983 1122 2126 AKAMAI-ASN1 , US
17974 2976 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2697 1500 540 BSNL-NIB National Internet Backbone, IN
8151 2471 3379 551 Uninet S.A. de C.V., MX
4766 2335 11133 733 KIXS-AS-KR Korea Telecom, KR
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3534 3363 Telmex Colombia S.A., CO
7545 3571 3323 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3299 3216 SHAW - Shaw Communications Inc., CA
17974 2976 2905 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2212 2181 CMNET-GD Guangdong Mobile Communication
9829 2697 2157 BSNL-NIB National Internet Backbone, IN
9121 2202 2108 TTNET , TR
18566 2187 2078 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 2055 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0
65532 PRIVATE 14.192.19.0/24 23456 -Reserved AS-, ZZ
64522 PRIVATE 37.26.105.0/24 34555 CCS-LEEDS-ASN Unit A, Seacroft
65050 PRIVATE 37.122.208.0/21 20738 AS20738 , GB
64541 PRIVATE 41.79.60.0/24 37343 AirtelSeychelles, SC
64541 PRIVATE 41.79.61.0/24 37343 AirtelSeychelles, SC
64541 PRIVATE 41.79.62.0/24 37343 AirtelSeychelles, SC
65001 PRIVATE 41.223.85.0/24 37075 ZAINUGAS, UG
65001 PRIVATE 41.223.86.0/24 37075 ZAINUGAS, UG
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 -Private Use AS-, ZZ
100.64.0.0/10 65333 -Private Use AS-, ZZ
169.254.0.0/16 65333 -Private Use AS-, ZZ
172.16.0.0/12 65333 -Private Use AS-, ZZ
192.0.0.0/24 65333 -Private Use AS-, ZZ
192.0.2.0/24 65333 -Private Use AS-, ZZ
192.168.0.0/16 0
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.12.0/24 55763 UNKNOWN
14.128.12.0/22 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
41.73.16.0/24 37004 Suburban-Broadband-AS, NG
41.73.17.0/24 37004 Suburban-Broadband-AS, NG
41.73.18.0/24 37004 Suburban-Broadband-AS, NG
41.73.19.0/24 37004 Suburban-Broadband-AS, NG
41.73.20.0/24 37004 Suburban-Broadband-AS, NG
Complete listing at http://thyme.rand.apnic.net/london/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 /10:36 /11:103 /12:277
/13:530 /14:1052 /15:1794 /16:13138 /17:7680 /18:12807
/19:24764 /20:36748 /21:40007 /22:73048 /23:60718 /24:347577
/25:7 /26:7 /27:10 /28:96 /29:236 /30:656
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3095 3299 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2827 3631 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2080 2187 MEGAPATH5-US - MegaPath Corporation, US
9121 1544 2202 TTNET , TR
30036 1512 1701 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1450 3534 Telmex Colombia S.A., CO
6389 1392 2094 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1348 1598 TRIOLAN , UA
6983 1323 1681 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1586 2:816 4:18 5:2434 6:32 8:982
12:1810 13:70 14:1727 15:23 16:2 17:99
18:128 19:1 20:52 23:1983 24:1842 27:2375
31:1877 32:60 33:2 34:1 35:19 36:353
37:2516 38:1298 39:44 40:100 41:2940 42:447
43:1902 44:59 45:2335 46:2560 47:110 49:1204
50:943 51:19 52:698 54:356 55:3 56:4
57:43 58:1474 59:885 60:387 61:1822 62:1502
63:1931 64:4540 65:2209 66:4391 67:2216 68:1168
69:3310 70:1301 71:570 72:2044 74:2590 75:402
76:412 77:1432 78:1539 79:1122 80:1372 81:1420
82:969 83:723 84:858 85:1682 86:483 87:1126
88:780 89:2047 90:200 91:6113 92:972 93:2404
94:2341 95:2760 96:571 97:359 98:927 99:91
100:148 101:1231 103:13306 104:2652 105:160 106:477
107:1522 108:779 109:2534 110:1263 111:1651 112:1134
113:1256 114:996 115:1601 116:1689 117:1634 118:2042
119:1545 120:926 121:1015 122:2224 123:1986 124:1495
125:1754 128:669 129:506 130:402 131:1403 132:541
133:189 134:511 135:213 136:385 137:413 138:1872
139:371 140:554 141:513 142:722 143:913 144:753
145:172 146:999 147:638 148:1393 149:567 150:679
151:934 152:707 153:313 154:748 155:957 156:543
157:578 158:437 159:1268 160:565 161:734 162:2436
163:521 164:763 165:1146 166:352 167:1259 168:2450
169:718 170:2680 171:271 172:925 173:1812 174:796
175:696 176:1764 177:4139 178:2449 179:1159 180:2086
181:1940 182:2205 183:1017 184:833 185:8573 186:3226
187:2258 188:2340 189:1799 190:8102 191:1307 192:9270
193:5766 194:4591 195:3838 196:1927 197:1269 198:5550
199:5809 200:7313 201:4135 202:9364 203:9756 204:4417
205:2752 206:2891 207:3109 208:3987 209:3855 210:3394
211:1839 212:2747 213:2448 214:845 215:65 216:5806
217:1966 218:762 219:375 220:1671 221:891 222:506
223:1141
End of report