Routing Table Report 08:00 +10GMT Tue 01 May, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 689019
Prefixes after maximum aggregation (per Origin AS): 267507
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 336622
Total ASes present in the Internet Routing Table: 60511
Prefixes per ASN: 11.39
Origin-only ASes present in the Internet Routing Table: 52156
Origin ASes announcing only one prefix: 22977
Transit ASes present in the Internet Routing Table: 8355
Transit-only ASes present in the Internet Routing Table: 267
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 44
Max AS path prepend of ASN ( 56262) 41
Prefixes from unregistered ASNs in the Routing Table: 89
Number of instances of unregistered ASNs: 95
Number of 32-bit ASNs allocated by the RIRs: 22390
Number of 32-bit ASNs visible in the Routing Table: 18043
Prefixes from 32-bit ASNs in the Routing Table: 74640
Number of bogon 32-bit ASNs visible in the Routing Table: 40
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 302
Number of addresses announced to Internet: 2879356928
Equivalent to 171 /8s, 159 /16s and 128 /24s
Percentage of available address space announced: 77.8
Percentage of allocated address space announced: 77.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 230410
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 182040
Total APNIC prefixes after maximum aggregation: 53129
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 182258
Unique aggregates announced from the APNIC address blocks: 77821
APNIC Region origin ASes present in the Internet Routing Table: 8738
APNIC Prefixes per ASN: 20.86
APNIC Region origin ASes announcing only one prefix: 2484
APNIC Region transit ASes present in the Internet Routing Table: 1304
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3740
Number of APNIC addresses announced to Internet: 765905408
Equivalent to 45 /8s, 166 /16s and 202 /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: 206972
Total ARIN prefixes after maximum aggregation: 98810
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 207816
Unique aggregates announced from the ARIN address blocks: 98632
ARIN Region origin ASes present in the Internet Routing Table: 18135
ARIN Prefixes per ASN: 11.46
ARIN Region origin ASes announcing only one prefix: 6740
ARIN Region transit ASes present in the Internet Routing Table: 1816
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2338
Number of ARIN addresses announced to Internet: 1104469504
Equivalent to 65 /8s, 212 /16s and 222 /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: 190526
Total RIPE prefixes after maximum aggregation: 91702
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 186446
Unique aggregates announced from the RIPE address blocks: 111034
RIPE Region origin ASes present in the Internet Routing Table: 25160
RIPE Prefixes per ASN: 7.41
RIPE Region origin ASes announcing only one prefix: 11415
RIPE Region transit ASes present in the Internet Routing Table: 3591
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6952
Number of RIPE addresses announced to Internet: 715861760
Equivalent to 42 /8s, 171 /16s and 47 /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: 89614
Total LACNIC prefixes after maximum aggregation: 19755
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 91029
Unique aggregates announced from the LACNIC address blocks: 40900
LACNIC Region origin ASes present in the Internet Routing Table: 7059
LACNIC Prefixes per ASN: 12.90
LACNIC Region origin ASes announcing only one prefix: 1961
LACNIC Region transit ASes present in the Internet Routing Table: 1305
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4605
Number of LACNIC addresses announced to Internet: 172684288
Equivalent to 10 /8s, 74 /16s and 244 /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: 18512
Total AfriNIC prefixes after maximum aggregation: 4045
AfriNIC Deaggregation factor: 4.58
Prefixes being announced from the AfriNIC address blocks: 21167
Unique aggregates announced from the AfriNIC address blocks: 7974
AfriNIC Region origin ASes present in the Internet Routing Table: 1130
AfriNIC Prefixes per ASN: 18.73
AfriNIC Region origin ASes announcing only one prefix: 376
AfriNIC Region transit ASes present in the Internet Routing Table: 232
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 408
Number of AfriNIC addresses announced to Internet: 97769728
Equivalent to 5 /8s, 211 /16s and 217 /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 4388 415 430 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2811 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2765 1155 70 VIETEL-AS-AP Viettel Group, VN
9394 2629 4922 26 CTTNET China TieTong Telecommunications
45899 2479 1574 159 VNPT-AS-VN VNPT Corp, VN
4766 2465 11134 777 KIXS-AS-KR Korea Telecom, KR
17974 2287 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2175 8699 33 CMNET-GD Guangdong Mobile Communication
4755 2097 417 205 TATACOMM-AS TATA Communications formerl
9498 1786 374 145 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 3378 1323 84 SHAW - Shaw Communications Inc., CA
22773 3292 3004 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2181 4794 649 AMAZON-02 - Amazon.com, Inc., US
18566 2168 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2097 2499 453 CHARTER-NET-HKY-NC - Charter Communicat
209 1966 5068 604 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1963 338 177 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1925 235 509 CABLEONE - CABLE ONE, INC., US
16625 1760 862 1257 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1699 20213 1253 ATT-INTERNET4 - AT&T Services, Inc., US
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 4090 1516 508 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
20940 2665 723 1955 AKAMAI-ASN1, US
8551 2076 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2018 334 485 TELLCOM-AS, TR
12389 2006 1876 707 ROSTELECOM-AS, RU
9121 1978 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1228 544 14 CORBINA-AS OJSC "Vimpelcom", RU
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 4431 3385 582 Uninet S.A. de C.V., MX
10620 3591 542 244 Telmex Colombia S.A., CO
11830 2647 369 78 Instituto Costarricense de Electricidad
6503 1613 437 54 Axtel, S.A.B. de C.V., MX
7303 1518 1024 194 Telecom Argentina S.A., AR
28573 1036 2251 184 CLARO S.A., BR
3816 1006 505 121 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 994 377 31 Telefonica del Peru S.A.A., PE
11172 927 126 85 Alestra, S. de R.L. de C.V., MX
18881 909 1074 29 TELEFÔNICA BRASIL S.A, BR
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 1171 396 45 LINKdotNET-AS, EG
37611 830 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
36992 667 1412 42 ETISALAT-MISR, EG
8452 662 1730 18 TE-AS TE-AS, EG
24835 597 850 15 RAYA-AS, EG
37492 452 376 81 ORANGE-, TN
29571 367 23 101 ORANGE-COTE-IVOIRE, CI
23889 362 103 14 MauritiusTelecom, MU
37342 361 32 1 MOVITEL, MZ
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
8151 4431 3385 582 Uninet S.A. de C.V., MX
7545 4388 415 430 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4090 1516 508 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3591 542 244 Telmex Colombia S.A., CO
6327 3378 1323 84 SHAW - Shaw Communications Inc., CA
22773 3292 3004 150 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2811 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2765 1155 70 VIETEL-AS-AP Viettel Group, VN
20940 2665 723 1955 AKAMAI-ASN1, US
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 4388 3958 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4090 3582 UNI2-AS, ES
10620 3591 3347 Telmex Colombia S.A., CO
6327 3378 3294 SHAW - Shaw Communications Inc., CA
22773 3292 3142 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2765 2695 VIETEL-AS-AP Viettel Group, VN
9394 2629 2603 CTTNET China TieTong Telecommunications Corpora
11830 2647 2569 Instituto Costarricense de Electricidad y Telec
45899 2479 2320 VNPT-AS-VN VNPT Corp, VN
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 UNKNOWN
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
138811 UNALLOCATED 45.120.50.0/23 58271 VSERVER-AS, UA
138811 UNALLOCATED 45.123.210.0/23 58271 VSERVER-AS, UA
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
4200000013 PRIVATE 63.147.48.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200000013 PRIVATE 63.147.50.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200010173 PRIVATE 63.228.245.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
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 UNKNOWN
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
203.0.113.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
41.76.136.0/24 37500 -Reserved AS-, ZZ
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.138.0/24 37500 -Reserved AS-, ZZ
41.76.139.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.76.141.0/24 37500 -Reserved AS-, ZZ
41.76.142.0/24 37500 -Reserved AS-, ZZ
41.76.143.0/24 37500 -Reserved AS-, ZZ
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 /11:100 /12:289
/13:562 /14:1099 /15:1902 /16:13367 /17:7773 /18:13459
/19:24773 /20:38118 /21:44409 /22:86182 /23:69222 /24:386454
/25:7 /26:5 /27:8 /28:79 /29:222 /30:877
/31:0 /32:49
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3168 3378 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
12479 2832 4090 UNI2-AS, ES
22773 2545 3292 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2168 MEGAPATH5-US - MegaPath Corporation, US
11830 1994 2647 Instituto Costarricense de Electricidad y Telec
30036 1715 1963 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11492 1668 1925 CABLEONE - CABLE ONE, INC., US
10620 1601 3591 Telmex Colombia S.A., CO
8551 1539 2076 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1589 2:837 4:19 5:2841 6:65 7:1
8:1111 9:1 12:1879 13:185 14:1725 15:29
16:3 17:202 18:68 20:49 21:5 23:2633
24:2162 25:2 27:2331 31:1969 32:65 35:27
36:503 37:2777 38:1438 39:256 40:119 41:3110
42:571 43:1923 44:108 45:4305 46:3033 47:204
49:1320 50:1056 51:304 52:1020 54:370 55:3
56:12 57:48 58:1511 59:913 60:430 61:2150
62:1825 63:1792 64:4915 65:2201 66:4630 67:2365
68:1142 69:3190 70:1148 71:560 72:2120 74:2716
75:414 76:439 77:1553 78:1706 79:1852 80:1511
81:1413 82:1087 83:777 84:1029 85:2068 86:589
87:1300 88:938 89:2326 90:206 91:6355 92:1168
93:2369 94:2383 95:2866 96:663 97:356 98:944
99:133 100:81 101:1031 102:44 103:17588 104:3594
105:232 106:657 107:1855 108:710 109:2728 110:1582
111:1778 112:1306 113:1251 114:1090 115:1598 116:1603
117:1872 118:2198 119:1661 120:980 121:997 122:2408
123:1808 124:1390 125:1835 128:951 129:641 130:436
131:1579 132:658 133:193 134:1006 135:221 136:464
137:487 138:1917 139:601 140:361 141:692 142:806
143:958 144:790 145:461 146:1213 147:774 148:1590
149:708 150:730 151:1059 152:759 153:310 154:1061
155:760 156:928 157:779 158:642 159:1635 160:915
161:751 162:2549 163:539 164:1043 165:1568 166:428
167:1394 168:3084 169:800 170:3668 171:431 172:1099
173:1983 174:907 175:751 176:1997 177:3987 178:2477
179:1201 180:2238 181:2209 182:2469 183:1142 184:979
185:13438 186:3616 187:2367 188:2766 189:2000 190:8084
191:1461 192:9779 193:5895 194:4772 195:3943 196:2515
197:1453 198:5488 199:5874 200:7383 201:4997 202:9807
203:10127 204:4522 205:2877 206:3017 207:3160 208:3996
209:3935 210:3519 211:1855 212:2984 213:2733 214:950
215:61 216:5922 217:2126 218:847 219:397 220:1748
221:992 222:829 223:1232
End of report