Routing Table Report 08:00 +10GMT Mon 30 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 688762
Prefixes after maximum aggregation (per Origin AS): 267596
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 335980
Total ASes present in the Internet Routing Table: 60524
Prefixes per ASN: 11.38
Origin-only ASes present in the Internet Routing Table: 52160
Origin ASes announcing only one prefix: 22969
Transit ASes present in the Internet Routing Table: 8364
Transit-only ASes present in the Internet Routing Table: 268
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 32
Max AS path prepend of ASN ( 30873) 28
Prefixes from unregistered ASNs in the Routing Table: 93
Number of instances of unregistered ASNs: 99
Number of 32-bit ASNs allocated by the RIRs: 22383
Number of 32-bit ASNs visible in the Routing Table: 18053
Prefixes from 32-bit ASNs in the Routing Table: 74722
Number of bogon 32-bit ASNs visible in the Routing Table: 45
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 301
Number of addresses announced to Internet: 2879512320
Equivalent to 171 /8s, 161 /16s and 223 /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: 230120
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 181920
Total APNIC prefixes after maximum aggregation: 53239
APNIC Deaggregation factor: 3.42
Prefixes being announced from the APNIC address blocks: 182117
Unique aggregates announced from the APNIC address blocks: 77604
APNIC Region origin ASes present in the Internet Routing Table: 8738
APNIC Prefixes per ASN: 20.84
APNIC Region origin ASes announcing only one prefix: 2485
APNIC Region transit ASes present in the Internet Routing Table: 1305
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3737
Number of APNIC addresses announced to Internet: 765993728
Equivalent to 45 /8s, 168 /16s and 35 /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: 206859
Total ARIN prefixes after maximum aggregation: 98860
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 207709
Unique aggregates announced from the ARIN address blocks: 98520
ARIN Region origin ASes present in the Internet Routing Table: 18129
ARIN Prefixes per ASN: 11.46
ARIN Region origin ASes announcing only one prefix: 6732
ARIN Region transit ASes present in the Internet Routing Table: 1820
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: 1104485120
Equivalent to 65 /8s, 213 /16s and 27 /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: 190321
Total RIPE prefixes after maximum aggregation: 91680
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 186229
Unique aggregates announced from the RIPE address blocks: 111012
RIPE Region origin ASes present in the Internet Routing Table: 25154
RIPE Prefixes per ASN: 7.40
RIPE Region origin ASes announcing only one prefix: 11412
RIPE Region transit ASes present in the Internet Routing Table: 3589
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: 6948
Number of RIPE addresses announced to Internet: 715827456
Equivalent to 42 /8s, 170 /16s and 169 /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: 89656
Total LACNIC prefixes after maximum aggregation: 19776
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 91077
Unique aggregates announced from the LACNIC address blocks: 40944
LACNIC Region origin ASes present in the Internet Routing Table: 7073
LACNIC Prefixes per ASN: 12.88
LACNIC Region origin ASes announcing only one prefix: 1959
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: 4616
Number of LACNIC addresses announced to Internet: 172719104
Equivalent to 10 /8s, 75 /16s and 124 /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: 18655
Total AfriNIC prefixes after maximum aggregation: 3972
AfriNIC Deaggregation factor: 4.70
Prefixes being announced from the AfriNIC address blocks: 21328
Unique aggregates announced from the AfriNIC address blocks: 7640
AfriNIC Region origin ASes present in the Internet Routing Table: 1138
AfriNIC Prefixes per ASN: 18.74
AfriNIC Region origin ASes announcing only one prefix: 380
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: 414
Number of AfriNIC addresses announced to Internet: 97821696
Equivalent to 5 /8s, 212 /16s and 164 /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 4391 415 432 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 2477 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 1795 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 3378 1323 84 SHAW - Shaw Communications Inc., CA
22773 3287 2985 145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
16509 2181 4794 647 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 1872 232 540 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 4088 1516 505 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
20940 2660 721 1951 AKAMAI-ASN1, US
8551 2075 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2019 334 485 TELLCOM-AS, TR
12389 2006 1876 707 ROSTELECOM-AS, RU
9121 1977 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1233 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 4429 3385 582 Uninet S.A. de C.V., MX
10620 3591 542 244 Telmex Colombia S.A., CO
11830 2645 369 86 Instituto Costarricense de Electricidad
6503 1612 437 54 Axtel, S.A.B. de C.V., MX
7303 1518 1024 194 Telecom Argentina S.A., AR
28573 1033 2251 184 CLARO S.A., BR
3816 1006 505 121 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 992 377 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
8452 673 1730 18 TE-AS TE-AS, EG
36992 666 1412 42 ETISALAT-MISR, EG
24835 597 850 15 RAYA-AS, EG
29571 474 68 12 ORANGE-COTE-IVOIRE, CI
37492 452 376 81 ORANGE-, TN
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 4429 3385 582 Uninet S.A. de C.V., MX
7545 4391 415 432 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4088 1516 505 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 3287 2985 145 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 2660 721 1951 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 4391 3959 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4088 3583 UNI2-AS, ES
10620 3591 3347 Telmex Colombia S.A., CO
6327 3378 3294 SHAW - Shaw Communications Inc., CA
22773 3287 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 2645 2559 Instituto Costarricense de Electricidad y Telec
45899 2477 2318 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 /14:1100 /15:1903 /16:13366 /17:7763 /18:13457
/19:24782 /20:38123 /21:44484 /22:86209 /23:69213 /24:386109
/25:7 /26:5 /27:8 /28:79 /29:222 /30:872
/31:0 /32:46
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 2830 4088 UNI2-AS, ES
22773 2545 3287 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2168 MEGAPATH5-US - MegaPath Corporation, US
11830 1993 2645 Instituto Costarricense de Electricidad y Telec
30036 1715 1963 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11492 1615 1872 CABLEONE - CABLE ONE, INC., US
10620 1601 3591 Telmex Colombia S.A., CO
8551 1538 2075 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 2:838 4:19 5:2810 6:65 7:1
8:1113 9:1 12:1868 13:185 14:1725 15:29
16:3 17:202 18:68 20:47 21:4 23:2621
24:2165 25:2 27:2270 31:1973 32:65 35:27
36:503 37:2776 38:1437 39:256 40:119 41:3106
42:571 43:1927 44:110 45:4315 46:3028 47:204
49:1320 50:1053 51:304 52:1020 54:372 55:4
56:12 57:48 58:1462 59:915 60:431 61:2149
62:1821 63:1793 64:4919 65:2208 66:4627 67:2364
68:1142 69:3189 70:1148 71:560 72:2118 74:2714
75:414 76:438 77:1554 78:1701 79:1852 80:1508
81:1412 82:1086 83:777 84:1030 85:2062 86:590
87:1299 88:938 89:2326 90:206 91:6363 92:1168
93:2365 94:2383 95:2865 96:663 97:358 98:945
99:133 100:81 101:1031 102:40 103:17589 104:3572
105:232 106:656 107:1833 108:707 109:2726 110:1584
111:1776 112:1308 113:1251 114:1090 115:1599 116:1603
117:1873 118:2173 119:1661 120:980 121:997 122:2408
123:1806 124:1390 125:1832 128:952 129:640 130:436
131:1587 132:661 133:193 134:1008 135:220 136:461
137:488 138:1924 139:603 140:361 141:692 142:801
143:983 144:790 145:461 146:1215 147:771 148:1586
149:705 150:731 151:1059 152:759 153:310 154:1058
155:762 156:928 157:781 158:643 159:1636 160:929
161:753 162:2550 163:539 164:1048 165:1567 166:425
167:1384 168:3092 169:797 170:3682 171:431 172:1090
173:1981 174:884 175:751 176:1878 177:3981 178:2477
179:1205 180:2239 181:2189 182:2468 183:1142 184:957
185:13434 186:3615 187:2373 188:2765 189:1999 190:8094
191:1466 192:9783 193:5889 194:4773 195:3945 196:2548
197:1457 198:5484 199:5875 200:7383 201:4984 202:9811
203:10130 204:4519 205:2887 206:3021 207:3157 208:3987
209:3930 210:3520 211:1855 212:2981 213:2736 214:947
215:61 216:5922 217:2126 218:848 219:397 220:1748
221:992 222:829 223:1227
End of report