Routing Table Report 08:00 +10GMT Fri 24 Mar, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 630154
Prefixes after maximum aggregation (per Origin AS): 248313
Deaggregation factor: 2.54
Unique aggregates announced (without unneeded subnets): 309436
Total ASes present in the Internet Routing Table: 56577
Prefixes per ASN: 11.14
Origin-only ASes present in the Internet Routing Table: 48896
Origin ASes announcing only one prefix: 21731
Transit ASes present in the Internet Routing Table: 7681
Transit-only ASes present in the Internet Routing Table: 225
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: 209
Numnber of instances of unregistered ASNs: 212
Number of 32-bit ASNs allocated by the RIRs: 17810
Number of 32-bit ASNs visible in the Routing Table: 13855
Prefixes from 32-bit ASNs in the Routing Table: 55977
Number of bogon 32-bit ASNs visible in the Routing Table: 33
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 418
Number of addresses announced to Internet: 2859320577
Equivalent to 170 /8s, 109 /16s and 197 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.5
Total number of prefixes smaller than registry allocations: 211097
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 165868
Total APNIC prefixes after maximum aggregation: 49330
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 166360
Unique aggregates announced from the APNIC address blocks: 72276
APNIC Region origin ASes present in the Internet Routing Table: 7897
APNIC Prefixes per ASN: 21.07
APNIC Region origin ASes announcing only one prefix: 2241
APNIC Region transit ASes present in the Internet Routing Table: 1103
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 53
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2785
Number of APNIC addresses announced to Internet: 760985088
Equivalent to 45 /8s, 91 /16s and 182 /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: 193928
Total ARIN prefixes after maximum aggregation: 93093
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 196269
Unique aggregates announced from the ARIN address blocks: 90488
ARIN Region origin ASes present in the Internet Routing Table: 17809
ARIN Prefixes per ASN: 11.02
ARIN Region origin ASes announcing only one prefix: 6627
ARIN Region transit ASes present in the Internet Routing Table: 1775
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1855
Number of ARIN addresses announced to Internet: 1107654144
Equivalent to 66 /8s, 5 /16s and 118 /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: 172000
Total RIPE prefixes after maximum aggregation: 84478
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 167343
Unique aggregates announced from the RIPE address blocks: 101347
RIPE Region origin ASes present in the Internet Routing Table: 23828
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 11001
RIPE Region transit ASes present in the Internet Routing Table: 3431
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5663
Number of RIPE addresses announced to Internet: 710470401
Equivalent to 42 /8s, 88 /16s and 235 /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: 79817
Total LACNIC prefixes after maximum aggregation: 17587
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 81028
Unique aggregates announced from the LACNIC address blocks: 38149
LACNIC Region origin ASes present in the Internet Routing Table: 5727
LACNIC Prefixes per ASN: 14.15
LACNIC Region origin ASes announcing only one prefix: 1541
LACNIC Region transit ASes present in the Internet Routing Table: 1041
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3252
Number of LACNIC addresses announced to Internet: 170233600
Equivalent to 10 /8s, 37 /16s and 143 /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: 17182
Total AfriNIC prefixes after maximum aggregation: 3707
AfriNIC Deaggregation factor: 4.64
Prefixes being announced from the AfriNIC address blocks: 18735
Unique aggregates announced from the AfriNIC address blocks: 6811
AfriNIC Region origin ASes present in the Internet Routing Table: 1029
AfriNIC Prefixes per ASN: 18.21
AfriNIC Region origin ASes announcing only one prefix: 321
AfriNIC Region transit ASes present in the Internet Routing Table: 207
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: 300
Number of AfriNIC addresses announced to Internet: 87171072
Equivalent to 5 /8s, 50 /16s and 32 /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 3598 390 257 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2994 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2724 1499 540 BSNL-NIB National Internet Backbone, IN
4766 2360 11149 743 KIXS-AS-KR Korea Telecom, KR
9808 2227 8698 31 CMNET-GD Guangdong Mobile Communication
4755 2052 421 215 TATACOMM-AS TATA Communications formerl
45899 1834 1324 111 VNPT-AS-VN VNPT Corp, VN
9583 1572 121 537 SIFY-AS-IN Sify Limited, IN
24560 1563 579 256 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
7552 1559 1103 63 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 3677 2969 153 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3355 1333 83 SHAW - Shaw Communications Inc., CA
18566 2181 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2068 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1979 2084 407 CHARTER-NET-HKY-NC - Charter Communicat
16509 1825 3486 561 AMAZON-02 - Amazon.com, Inc., US
209 1775 5067 637 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1724 320 395 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1691 854 232 ITCDELTA - Earthlink, Inc., US
701 1540 10581 648 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 3058 1129 2169 AKAMAI-ASN1, US
9121 2671 1691 17 TTNET, TR
34984 2002 328 383 TELLCOM-AS, TR
13188 1647 99 59 TRIOLAN, UA
8551 1559 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12479 1533 1043 53 UNI2-AS, ES
9198 1307 352 23 KAZTELECOM-AS, KZ
12389 1307 1273 552 ROSTELECOM-AS, RU
6849 1265 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
10620 3548 546 157 Telmex Colombia S.A., CO
8151 2491 3383 538 Uninet S.A. de C.V., MX
11830 1819 369 57 Instituto Costarricense de Electricidad
7303 1555 1002 248 Telecom Argentina S.A., AR
6503 1539 437 54 Axtel, S.A.B. de C.V., MX
6147 1166 377 27 Telefonica del Peru S.A.A., PE
28573 1065 2292 189 CLARO S.A., BR
11664 990 280 35 Techtel LMDS Comunicaciones Interactiva
3816 987 477 181 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 923 126 79 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 1312 399 43 LINKdotNET-AS, EG
36903 717 360 127 MT-MPLS, MA
37611 698 67 6 Afrihost, ZA
36992 601 1375 26 ETISALAT-MISR, EG
24835 497 722 14 RAYA-AS, EG
8452 442 1474 16 TE-AS TE-AS, EG
37492 399 318 73 ORANGE-, TN
29571 367 36 10 CITelecom-AS, CI
37054 367 19 7 TGN, MG
15399 339 35 7 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
22773 3677 2969 153 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3598 390 257 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3548 546 157 Telmex Colombia S.A., CO
6327 3355 1333 83 SHAW - Shaw Communications Inc., CA
39891 3334 171 18 ALJAWWALSTC-AS, SA
20940 3058 1129 2169 AKAMAI-ASN1, US
17974 2994 905 72 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2724 1499 540 BSNL-NIB National Internet Backbone, IN
9121 2671 1691 17 TTNET, TR
8151 2491 3383 538 Uninet S.A. de C.V., MX
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 3548 3391 Telmex Colombia S.A., CO
7545 3598 3341 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3334 3316 ALJAWWALSTC-AS, SA
6327 3355 3272 SHAW - Shaw Communications Inc., CA
17974 2994 2922 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2671 2654 TTNET, TR
9808 2227 2196 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2724 2184 BSNL-NIB National Internet Backbone, IN
18566 2181 2072 MEGAPATH5-US - MegaPath Corporation, US
6389 2068 2029 BELLSOUTH-NET-BLK - BellSouth.net 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
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
65333 PRIVATE 10.0.0.0/8 0 UNKNOWN
65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter &
64550 PRIVATE 20.139.93.0/24 17916 CSC-IGN-AUNZ-AP Computer Scien
64550 PRIVATE 20.143.240.0/24 17916 CSC-IGN-AUNZ-AP Computer Scien
64522 PRIVATE 37.26.105.0/24 34555 CCS-LEEDS-ASN Unit A, Seacroft
65050 PRIVATE 37.122.208.0/21 65015 -Private Use AS-, ZZ
65555 UNALLOCATED 37.142.172.0/24 21450 MIRS-AS, IL
65555 UNALLOCATED 37.142.175.0/24 21450 MIRS-AS, IL
65001 PRIVATE 41.223.85.0/24 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 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
23.157.128.0/17 393899 -Reserved AS-, ZZ
23.161.128.0/17 393899 -Reserved AS-, ZZ
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 203496 AB-TELECOM, RU
41.77.248.0/21 203496 AB-TELECOM, RU
41.78.12.0/23 203496 AB-TELECOM, RU
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.242.132.0/23 203496 AB-TELECOM, RU
43.224.140.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.141.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
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 /12:282
/13:534 /14:1053 /15:1830 /16:13209 /17:7469 /18:13221
/19:24180 /20:37035 /21:40439 /22:74861 /23:61643 /24:353111
/25:7 /26:6 /27:10 /28:97 /29:241 /30:691
/31:0 /32:66
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3147 3355 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS, SA
22773 2849 3677 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2074 2181 MEGAPATH5-US - MegaPath Corporation, US
9121 1887 2671 TTNET, TR
30036 1531 1724 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1461 3548 Telmex Colombia S.A., CO
6389 1375 2068 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
13188 1371 1647 TRIOLAN, UA
6983 1327 1691 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1500 2:842 4:18 5:2491 6:34 8:995
12:1815 13:92 14:1719 15:22 16:2 17:109
18:129 19:1 20:55 23:2146 24:1864 25:2
27:2363 31:1889 32:66 33:5 34:1 35:19
36:386 37:2564 38:1346 39:46 40:100 41:3043
42:462 43:1885 44:64 45:2447 46:2804 47:112
49:1209 50:971 51:19 52:764 54:360 55:6
56:4 57:45 58:1509 59:896 60:385 61:1888
62:1496 63:1924 64:4590 65:2205 66:4511 67:2269
68:1195 69:3329 70:1307 71:578 72:2172 74:2630
75:406 76:424 77:1436 78:1643 79:1315 80:1364
81:1405 82:973 83:723 84:849 85:1755 86:486
87:1146 88:795 89:2065 90:172 91:6147 92:1030
93:2374 94:2370 95:2813 96:570 97:359 98:946
99:85 100:155 101:1201 103:13951 104:2764 105:165
106:487 107:1566 108:806 109:2616 110:1272 111:1706
112:1151 113:1264 114:1000 115:1730 116:1741 117:1682
118:1993 119:1593 120:962 121:1026 122:2326 123:2042
124:1488 125:1699 128:690 129:609 130:405 131:1386
132:509 133:190 134:595 135:221 136:518 137:422
138:1862 139:413 140:311 141:528 142:727 143:927
144:763 145:170 146:970 147:653 148:1373 149:562
150:698 151:945 152:723 153:305 154:869 155:976
156:563 157:601 158:443 159:1336 160:563 161:734
162:2417 163:512 164:767 165:1199 166:382 167:1236
168:2573 169:767 170:3019 171:285 172:988 173:1793
174:803 175:720 176:1791 177:4015 178:2486 179:1124
180:2133 181:1907 182:2166 183:1047 184:836 185:9148
186:3225 187:2185 188:2499 189:1784 190:8075 191:1262
192:9319 193:5771 194:4656 195:3863 196:1999 197:1354
198:5516 199:5816 200:7358 201:4105 202:9538 203:9713
204:4350 205:2750 206:2915 207:3068 208:3911 209:3926
210:3427 211:1860 212:2772 213:2502 214:790 215:56
216:5922 217:2032 218:770 219:393 220:1689 221:895
222:486 223:1148
End of report