Routing Table Report 08:00 +10GMT Fri 27 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 687944
Prefixes after maximum aggregation (per Origin AS): 267496
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 335473
Total ASes present in the Internet Routing Table: 60499
Prefixes per ASN: 11.37
Origin-only ASes present in the Internet Routing Table: 52136
Origin ASes announcing only one prefix: 22962
Transit ASes present in the Internet Routing Table: 8363
Transit-only ASes present in the Internet Routing Table: 269
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 64
Max AS path prepend of ASN ( 56262) 61
Prefixes from unregistered ASNs in the Routing Table: 62
Number of instances of unregistered ASNs: 68
Number of 32-bit ASNs allocated by the RIRs: 22347
Number of 32-bit ASNs visible in the Routing Table: 18025
Prefixes from 32-bit ASNs in the Routing Table: 74444
Number of bogon 32-bit ASNs visible in the Routing Table: 43
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 280
Number of addresses announced to Internet: 2878966784
Equivalent to 171 /8s, 153 /16s and 140 /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: 229936
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 181676
Total APNIC prefixes after maximum aggregation: 53218
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 181896
Unique aggregates announced from the APNIC address blocks: 77250
APNIC Region origin ASes present in the Internet Routing Table: 8736
APNIC Prefixes per ASN: 20.82
APNIC Region origin ASes announcing only one prefix: 2485
APNIC Region transit ASes present in the Internet Routing Table: 1301
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 64
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3732
Number of APNIC addresses announced to Internet: 765944064
Equivalent to 45 /8s, 167 /16s and 97 /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: 206547
Total ARIN prefixes after maximum aggregation: 98832
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 207428
Unique aggregates announced from the ARIN address blocks: 98507
ARIN Region origin ASes present in the Internet Routing Table: 18139
ARIN Prefixes per ASN: 11.44
ARIN Region origin ASes announcing only one prefix: 6733
ARIN Region transit ASes present in the Internet Routing Table: 1821
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: 2339
Number of ARIN addresses announced to Internet: 1103989504
Equivalent to 65 /8s, 205 /16s and 139 /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: 190200
Total RIPE prefixes after maximum aggregation: 91634
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 186116
Unique aggregates announced from the RIPE address blocks: 110917
RIPE Region origin ASes present in the Internet Routing Table: 25135
RIPE Prefixes per ASN: 7.40
RIPE Region origin ASes announcing only one prefix: 11403
RIPE Region transit ASes present in the Internet Routing Table: 3593
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: 6938
Number of RIPE addresses announced to Internet: 715734272
Equivalent to 42 /8s, 169 /16s and 61 /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: 89562
Total LACNIC prefixes after maximum aggregation: 19784
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 90977
Unique aggregates announced from the LACNIC address blocks: 40912
LACNIC Region origin ASes present in the Internet Routing Table: 7062
LACNIC Prefixes per ASN: 12.88
LACNIC Region origin ASes announcing only one prefix: 1962
LACNIC Region transit ASes present in the Internet Routing Table: 1307
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4604
Number of LACNIC addresses announced to Internet: 172637952
Equivalent to 10 /8s, 74 /16s and 63 /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: 18627
Total AfriNIC prefixes after maximum aggregation: 3989
AfriNIC Deaggregation factor: 4.67
Prefixes being announced from the AfriNIC address blocks: 21246
Unique aggregates announced from the AfriNIC address blocks: 7649
AfriNIC Region origin ASes present in the Internet Routing Table: 1136
AfriNIC Prefixes per ASN: 18.70
AfriNIC Region origin ASes announcing only one prefix: 378
AfriNIC Region transit ASes present in the Internet Routing Table: 235
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: 412
Number of AfriNIC addresses announced to Internet: 98003968
Equivalent to 5 /8s, 215 /16s and 108 /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 4389 415 432 TPG-INTERNET-AP TPG Telecom Limited, AU
9829 2807 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2760 1155 70 VIETEL-AS-AP Viettel Group, VN
9394 2630 4922 26 CTTNET China TieTong Telecommunications
4766 2463 11134 776 KIXS-AS-KR Korea Telecom, KR
45899 2456 1574 159 VNPT-AS-VN VNPT Corp, VN
17974 2286 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2176 8699 33 CMNET-GD Guangdong Mobile Communication
4755 2093 417 205 TATACOMM-AS TATA Communications formerl
9498 1794 377 150 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 3377 1323 84 SHAW - Shaw Communications Inc., CA
22773 3290 2988 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2176 4794 644 AMAZON-02 - Amazon.com, Inc., US
18566 2168 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2095 2493 455 CHARTER-NET-HKY-NC - Charter Communicat
209 1966 5068 604 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1962 338 176 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1872 232 540 CABLEONE - CABLE ONE, INC., US
16625 1757 861 1260 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1700 20213 1254 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 4088 1516 505 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
20940 2670 726 1959 AKAMAI-ASN1, US
8551 2069 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2016 334 486 TELLCOM-AS, TR
12389 2002 1860 705 ROSTELECOM-AS, RU
9121 1977 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1240 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 4430 3385 583 Uninet S.A. de C.V., MX
10620 3589 541 243 Telmex Colombia S.A., CO
11830 2647 369 78 Instituto Costarricense de Electricidad
6503 1611 437 54 Axtel, S.A.B. de C.V., MX
7303 1520 1026 194 Telecom Argentina S.A., AR
28573 1029 2251 185 CLARO S.A., BR
6147 1010 377 31 Telefonica del Peru S.A.A., PE
3816 1006 505 121 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 927 126 85 Alestra, S. de R.L. de C.V., MX
18881 908 1072 28 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 1172 396 45 LINKdotNET-AS, EG
37611 830 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
8452 672 1730 18 TE-AS TE-AS, EG
36992 668 1412 41 ETISALAT-MISR, EG
24835 598 850 15 RAYA-AS, EG
29571 474 68 12 ORANGE-COTE-IVOIRE, CI
37492 452 376 81 ORANGE-, TN
15399 364 35 7 WANANCHI-, KE
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 4430 3385 583 Uninet S.A. de C.V., MX
7545 4389 415 432 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4088 1516 505 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3589 541 243 Telmex Colombia S.A., CO
6327 3377 1323 84 SHAW - Shaw Communications Inc., CA
22773 3290 2988 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2807 1499 545 BSNL-NIB National Internet Backbone, IN
7552 2760 1155 70 VIETEL-AS-AP Viettel Group, VN
20940 2670 726 1959 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 4389 3957 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4088 3583 UNI2-AS, ES
10620 3589 3346 Telmex Colombia S.A., CO
6327 3377 3293 SHAW - Shaw Communications Inc., CA
22773 3290 3141 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2760 2690 VIETEL-AS-AP Viettel Group, VN
9394 2630 2604 CTTNET China TieTong Telecommunications Corpora
11830 2647 2569 Instituto Costarricense de Electricidad y Telec
45899 2456 2297 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
266786 UNALLOCATED 45.226.184.0/23 7303 Telecom Argentina S.A., AR
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 -
4200000007 PRIVATE 63.232.91.0/24 209 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
/13:563 /14:1102 /15:1905 /16:13376 /17:7758 /18:13444
/19:24722 /20:38105 /21:44454 /22:86080 /23:69182 /24:385550
/25:7 /26:5 /27:8 /28:80 /29:224 /30:879
/31:0 /32:48
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3167 3377 SHAW - Shaw Communications Inc., CA
39891 2946 3778 ALJAWWALSTC-AS, SA
12479 2830 4088 UNI2-AS, ES
22773 2544 3290 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 1714 1962 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11492 1615 1872 CABLEONE - CABLE ONE, INC., US
10620 1601 3589 Telmex Colombia S.A., CO
8551 1532 2069 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)
----------------------------------------------
1:1587 2:842 4:19 5:2800 6:65 7:1
8:1113 9:1 12:1870 13:185 14:1722 15:29
16:3 17:202 18:68 20:47 21:5 23:2575
24:2165 25:2 27:2267 31:1969 32:65 35:27
36:504 37:2773 38:1438 39:256 40:119 41:3112
42:572 43:1929 44:108 45:4291 46:3026 47:204
49:1318 50:1047 51:304 52:1019 54:372 55:4
56:12 57:48 58:1457 59:914 60:430 61:2145
62:1815 63:1792 64:4902 65:2213 66:4605 67:2367
68:1141 69:3188 70:1145 71:560 72:2118 74:2716
75:414 76:440 77:1555 78:1698 79:1842 80:1493
81:1407 82:1084 83:777 84:1027 85:2062 86:588
87:1300 88:938 89:2323 90:206 91:6343 92:1167
93:2371 94:2377 95:2866 96:664 97:358 98:946
99:133 100:81 101:1029 102:43 103:17549 104:3523
105:232 106:658 107:1769 108:708 109:2718 110:1580
111:1773 112:1309 113:1249 114:1090 115:1601 116:1598
117:1871 118:2160 119:1662 120:976 121:998 122:2407
123:1806 124:1391 125:1833 128:951 129:640 130:436
131:1591 132:662 133:196 134:1009 135:222 136:450
137:488 138:1929 139:602 140:361 141:693 142:790
143:969 144:800 145:460 146:1207 147:775 148:1587
149:702 150:726 151:1064 152:759 153:310 154:1027
155:760 156:929 157:777 158:641 159:1635 160:926
161:749 162:2552 163:543 164:1050 165:1562 166:422
167:1393 168:3049 169:796 170:3684 171:427 172:1069
173:1976 174:885 175:746 176:1938 177:3998 178:2477
179:1201 180:2232 181:2189 182:2468 183:1140 184:957
185:13419 186:3578 187:2373 188:2756 189:1998 190:8088
191:1463 192:9788 193:5888 194:4775 195:3946 196:2513
197:1444 198:5476 199:5876 200:7375 201:4992 202:9809
203:10134 204:4521 205:2866 206:3019 207:3161 208:3996
209:3933 210:3519 211:1857 212:2990 213:2728 214:957
215:61 216:5921 217:2130 218:849 219:396 220:1749
221:992 222:829 223:1222
End of report