Routing Table Report 08:00 +10GMT Tue 27 Nov, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 724807
Prefixes after maximum aggregation (per Origin AS): 281759
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 351727
Total ASes present in the Internet Routing Table: 62525
Prefixes per ASN: 11.59
Origin-only ASes present in the Internet Routing Table: 53807
Origin ASes announcing only one prefix: 23465
Transit ASes present in the Internet Routing Table: 8718
Transit-only ASes present in the Internet Routing Table: 256
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 22394) 37
Prefixes from unregistered ASNs in the Routing Table: 3087
Number of instances of unregistered ASNs: 3093
Number of 32-bit ASNs allocated by the RIRs: 24990
Number of 32-bit ASNs visible in the Routing Table: 20250
Prefixes from 32-bit ASNs in the Routing Table: 86712
Number of bogon 32-bit ASNs visible in the Routing Table: 35
Special use prefixes present in the Routing Table: 11
Prefixes being announced from unallocated address space: 3197
Number of addresses announced to Internet: 2893879240
Equivalent to 172 /8s, 125 /16s and 23 /24s
Percentage of available address space announced: 78.2
Percentage of allocated address space announced: 78.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.1
Total number of prefixes smaller than registry allocations: 242660
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 193320
Total APNIC prefixes after maximum aggregation: 55624
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 190622
Unique aggregates announced from the APNIC address blocks: 80337
APNIC Region origin ASes present in the Internet Routing Table: 9246
APNIC Prefixes per ASN: 20.62
APNIC Region origin ASes announcing only one prefix: 2622
APNIC Region transit ASes present in the Internet Routing Table: 1378
Average APNIC Region AS path length visible: 3.3
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 4265
Number of APNIC addresses announced to Internet: 767606784
Equivalent to 45 /8s, 192 /16s and 192 /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, 131072-139577
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: 214956
Total ARIN prefixes after maximum aggregation: 102322
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 214483
Unique aggregates announced from the ARIN address blocks: 102692
ARIN Region origin ASes present in the Internet Routing Table: 18297
ARIN Prefixes per ASN: 11.72
ARIN Region origin ASes announcing only one prefix: 6809
ARIN Region transit ASes present in the Internet Routing Table: 1852
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2505
Number of ARIN addresses announced to Internet: 1092703488
Equivalent to 65 /8s, 33 /16s and 85 /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, 393216-399260
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: 199542
Total RIPE prefixes after maximum aggregation: 94828
RIPE Deaggregation factor: 2.10
Prefixes being announced from the RIPE address blocks: 195968
Unique aggregates announced from the RIPE address blocks: 115286
RIPE Region origin ASes present in the Internet Routing Table: 25659
RIPE Prefixes per ASN: 7.64
RIPE Region origin ASes announcing only one prefix: 11480
RIPE Region transit ASes present in the Internet Routing Table: 3656
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 39
Number of RIPE region 32-bit ASNs visible in the Routing Table: 7624
Number of RIPE addresses announced to Internet: 716025416
Equivalent to 42 /8s, 173 /16s and 174 /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
196608-210331
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: 94141
Total LACNIC prefixes after maximum aggregation: 21770
LACNIC Deaggregation factor: 4.32
Prefixes being announced from the LACNIC address blocks: 95518
Unique aggregates announced from the LACNIC address blocks: 41775
LACNIC Region origin ASes present in the Internet Routing Table: 7810
LACNIC Prefixes per ASN: 12.23
LACNIC Region origin ASes announcing only one prefix: 2137
LACNIC Region transit ASes present in the Internet Routing Table: 1466
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5359
Number of LACNIC addresses announced to Internet: 172925696
Equivalent to 10 /8s, 78 /16s and 163 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 19755
Total AfriNIC prefixes after maximum aggregation: 4172
AfriNIC Deaggregation factor: 4.74
Prefixes being announced from the AfriNIC address blocks: 25017
Unique aggregates announced from the AfriNIC address blocks: 8459
AfriNIC Region origin ASes present in the Internet Routing Table: 1220
AfriNIC Prefixes per ASN: 20.51
AfriNIC Region origin ASes announcing only one prefix: 417
AfriNIC Region transit ASes present in the Internet Routing Table: 241
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 497
Number of AfriNIC addresses announced to Internet: 102494720
Equivalent to 6 /8s, 27 /16s and 242 /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 4622 518 517 TPG-INTERNET-AP TPG Telecom Limited, AU
45899 3016 1700 112 VNPT-AS-VN VNPT Corp, VN
7552 2992 1150 89 VIETEL-AS-AP Viettel Group, VN
9829 2747 1496 551 BSNL-NIB National Internet Backbone, IN
9808 2434 8699 27 CMNET-GD Guangdong Mobile Communication
9394 2432 4907 32 CTTNET China TieTong Telecommunications
4766 2403 11130 754 KIXS-AS-KR Korea Telecom, KR
17974 2251 970 52 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4755 2132 421 169 TATACOMM-AS TATA Communications formerl
9498 1931 410 158 BBIL-AP BHARTI Airtel Ltd., IN
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
6327 3492 1324 83 SHAW - Shaw Communications Inc., CA
11492 3465 224 626 CABLEONE - CABLE ONE, INC., US
22773 3280 2972 165 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2482 5237 957 AMAZON-02 - Amazon.com, Inc., US
16625 2238 1215 1668 AKAMAI-AS - Akamai Technologies, Inc.,
18566 2154 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2144 2740 538 CHARTER-20115 - Charter Communications,
5650 2087 3074 1462 FRONTIER-FRTR - Frontier Communications
30036 2070 347 137 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 2040 5079 588 CENTURYLINK-US-LEGACY-QWEST - CenturyLi
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
12479 5138 1614 132 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 3037 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2568 559 1906 AKAMAI-ASN1, US
12389 2156 2194 615 ROSTELECOM-AS, RU
34984 2046 337 535 TELLCOM-AS, TR
9121 1876 1691 17 TTNET, TR
13188 1605 100 42 TRIOLAN, UA
8402 1289 544 14 CORBINA-AS OJSC "Vimpelcom", RU
6849 1218 355 21 UKRTELNET, UA
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
8151 5432 3313 603 Uninet S.A. de C.V., MX
10620 3124 475 887 Telmex Colombia S.A., CO
11830 2675 371 71 Instituto Costarricense de Electricidad
6503 1661 449 55 Axtel, S.A.B. de C.V., MX
7303 1440 962 218 Telecom Argentina S.A., AR
28573 1185 2240 185 CLARO S.A., BR
6147 1115 377 29 Telefonica del Peru S.A.A., PE
3816 1024 513 117 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 947 145 70 Alestra, S. de R.L. de C.V., MX
13999 923 537 256 Mega Cable, S.A. 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
37611 908 107 9 Afrihost, ZA
36903 796 400 142 MT-MPLS, MA
36992 784 1411 44 ETISALAT-MISR, EG
24863 725 393 22 LINKdotNET-AS, EG
24835 683 632 20 RAYA-AS, EG
8452 650 1728 15 TE-AS TE-AS, EG
29571 472 70 12 ORANGE-COTE-IVOIRE, CI
37492 467 470 57 ORANGE-, TN
37342 421 32 1 MOVITEL, MZ
15399 412 45 11 WANANCHI-, KE
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
65332 5998 10188 2998 -Private Use AS-, ZZ
8151 5432 3313 603 Uninet S.A. de C.V., MX
12479 5138 1614 132 UNI2-AS, ES
7545 4622 518 517 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 203 20 ALJAWWALSTC-AS, SA
6327 3492 1324 83 SHAW - Shaw Communications Inc., CA
11492 3465 224 626 CABLEONE - CABLE ONE, INC., US
22773 3280 2972 165 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3124 475 887 Telmex Colombia S.A., CO
8551 3037 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
12479 5138 5006 UNI2-AS, ES
8151 5432 4829 Uninet S.A. de C.V., MX
7545 4622 4105 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
6327 3492 3409 SHAW - Shaw Communications Inc., CA
22773 3280 3115 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 3037 2994 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
45899 3016 2904 VNPT-AS-VN VNPT Corp, VN
7552 2992 2903 VIETEL-AS-AP Viettel Group, VN
11492 3465 2839 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 0.0.0.0/8 0 UNKNOWN
65535 UNALLOCATED 1.6.6.0/24 9583 SIFY-AS-IN Sify Limited, IN
65332 PRIVATE 2.56.0.0/14 0 UNKNOWN
65332 PRIVATE 5.180.0.0/14 0 UNKNOWN
65332 PRIVATE 5.252.0.0/15 0 UNKNOWN
65332 PRIVATE 10.0.0.0/8 0 UNKNOWN
65333 PRIVATE 15.176.96.0/20 7430 TANDEM - Hewlett-Packard Compa
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65332 PRIVATE 41.62.0.0/16 0 UNKNOWN
65332 PRIVATE 41.67.64.0/20 0 UNKNOWN
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 65332 -Private Use AS-, ZZ
10.0.0.0/8 65332 -Private Use AS-, ZZ
100.64.0.0/10 65332 -Private Use AS-, ZZ
169.254.0.0/16 65332 -Private Use AS-, ZZ
172.16.0.0/12 65332 -Private Use AS-, ZZ
192.0.0.0/24 65332 -Private Use AS-, ZZ
192.0.2.0/24 65332 -Private Use AS-, ZZ
192.168.0.0/16 65332 -Private Use AS-, ZZ
198.18.0.0/15 65332 -Private Use AS-, ZZ
198.51.100.0/24 65332 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.56.0.0/14 65332 PRIVATE ASN
5.180.0.0/14 65332 PRIVATE ASN
5.252.0.0/15 65332 PRIVATE ASN
27.100.7.0/24 56096 UNKNOWN
41.62.0.0/16 65332 PRIVATE ASN
41.67.64.0/20 65332 PRIVATE ASN
41.67.88.0/21 65332 PRIVATE ASN
41.67.96.0/19 65332 PRIVATE ASN
41.73.16.0/20 65332 PRIVATE ASN
41.74.96.0/20 65332 PRIVATE ASN
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 /8:15 /9:11 /10:37 /11:102 /12:293
/13:572 /14:1133 /15:1936 /16:13321 /17:7817 /18:13753
/19:25145 /20:38339 /21:45471 /22:89673 /23:74794 /24:411065
/25:32 /26:18 /27:20 /28:69 /29:216 /30:943
/31:0 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 3960 5138 UNI2-AS, ES
6327 3266 3492 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
11492 2754 3465 CABLEONE - CABLE ONE, INC., US
22773 2532 3280 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 2493 3037 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2048 2154 MEGAPATH5-US - MegaPath Corporation, US
11830 2020 2675 Instituto Costarricense de Electricidad y Telec
30036 1819 2070 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
5650 1761 2087 FRONTIER-FRTR - Frontier Communications of Amer
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1629 2:885 4:18 5:2727 6:43 7:1
8:1150 9:1 12:1873 13:291 14:1862 15:35
16:3 17:197 18:58 20:49 23:2565 24:2404
25:2 27:2548 31:2064 32:78 35:31 36:530
37:2973 38:1584 39:274 40:120 41:3151 42:743
43:1979 44:135 45:6136 46:3027 47:239 49:1315
50:1069 51:318 52:1109 54:362 55:1 56:6
57:47 58:1598 59:981 60:461 61:2112 62:1906
63:1807 64:5062 65:2179 66:4784 67:2652 68:1156
69:3346 70:1153 71:599 72:2257 74:2716 75:408
76:526 77:2494 78:1755 79:2215 80:1587 81:1414
82:1061 83:819 84:1064 85:2129 86:580 87:1483
88:948 89:2403 90:209 91:6764 92:1282 93:2395
94:2395 95:3197 96:910 97:348 98:941 99:167
100:87 101:1223 102:292 103:19420 104:3609 105:243
106:902 107:1833 108:704 109:3409 110:1623 111:1834
112:1470 113:1335 114:1138 115:1719 116:1638 117:2024
118:2288 119:1660 120:1070 121:985 122:2346 123:1689
124:1412 125:1901 128:1155 129:682 130:498 131:1632
132:703 133:193 134:1030 135:223 136:536 137:671
138:1974 139:750 140:459 141:753 142:796 143:1003
144:845 145:499 146:1244 147:755 148:1690 149:776
150:768 151:993 152:894 153:327 154:2100 155:960
156:1621 157:842 158:653 159:1783 160:1480 161:887
162:2621 163:754 164:1114 165:1589 166:450 167:1338
168:3152 169:861 170:4013 171:499 172:1064 173:2101
174:987 175:876 176:2223 177:3995 178:2540 179:1312
180:2119 181:2360 182:2600 183:1322 184:1140 185:14387
186:3617 187:2478 188:2922 189:2060 190:8312 191:1376
192:9986 193:7079 194:5751 195:4181 196:3008 197:1788
198:5631 199:5990 200:7367 201:5010 202:10028 203:10200
204:4581 205:3005 206:3183 207:3167 208:3974 209:4164
210:3539 211:1883 212:3039 213:2796 214:1055 215:55
216:6028 217:2178 218:848 219:407 220:1833 221:998
222:812 223:1395
End of report